4-nitrophenol: RN given refers to parent cpd
mononitrophenol : A nitrophenol that is phenol carrying a single nitro substituent at unspecified position.
4-nitrophenol : A member of the class of 4-nitrophenols that is phenol in which the hydrogen that is para to the hydroxy group has been replaced by a nitro group.
ID Source | ID |
---|---|
PubMed CID | 980 |
CHEMBL ID | 14130 |
CHEBI ID | 16836 |
SCHEMBL ID | 1839 |
SCHEMBL ID | 14501907 |
SCHEMBL ID | 13906248 |
MeSH ID | M0083478 |
Synonym |
---|
CHEBI:16836 , |
mononitrophenol |
SGCUT00249 |
phenol,4-nitro |
inchi=1/c6h5no3/c8-6-3-1-5(2-4-6)7(9)10/h1-4,8 |
NPO , |
RPN , |
paranitrofenolo [italian] |
ccris 2316 |
un1663 |
einecs 202-811-7 |
caswell no. 603 |
rcra waste number u170 |
rcra waste no. u170 |
epa pesticide chemical code 056301 |
4-nitrofenol [dutch] |
ai3-04856 |
nsc 1317 |
paranitrophenol [french,german] |
paranitrofenol [dutch] |
p-nitrofenol [czech] |
hsdb 1157 |
phenol, p-nitro- |
C00870 |
100-02-7 |
nsc1317 |
niphen |
wln: wnr dq |
paranitrofenolo |
para-nitrophenol |
p-nitrophenol , |
paranitrofenol |
nsc-1317 |
4-nitrofenol |
4-hydroxynitrobenzene |
nci-c55992 |
paranitrophenol |
4-nitrophenol |
PNP , |
p-hydroxynitrobenzene |
phenol, 4-nitro- |
4-nitrophenol, reference material |
TO_000002 |
DB04417 |
4-nitrophenol, spectrophotometric grade |
4-nitrophenol, reagentplus(r), >=99% |
N-3610 |
N-3600 |
p-nitrophenol [un1663] [poison] |
BMSE000223 |
sr-1c2 |
CHEMBL14130 |
103427-15-2 |
4-nitrophenol-15n |
N0161 |
N0220 |
AKOS000118985 |
A800004 |
NCGC00247904-01 |
NCGC00247904-02 |
ec 202-811-7 |
y92zl45l4r , |
unii-y92zl45l4r |
p-nitrofenol |
NCGC00259993-01 |
dtxsid0021834 , |
NCGC00254220-01 |
tox21_202444 |
dtxcid201834 |
cas-100-02-7 |
tox21_300117 |
N0162 |
4-nitro-phenol |
STL281865 |
FT-0672814 |
AE-562/40217722 |
BP-20405 |
FT-0600022 |
EPITOPE ID:161303 |
paracetamol impurity f [ep impurity] |
p-nitrophenol [mart.] |
nitrophenol, p- |
p-nitrophenol [mi] |
4-hydroxy-1-nitrobenzene |
4-nitrophenol [hsdb] |
1-hydroxy-4-nitrobenzene |
S6196 |
bdbm31678 |
SCHEMBL1839 |
3QVU |
SCHEMBL14501907 |
Z57127483 |
4-nitrophenol- |
4- nitrophenol |
4-nitryl phenol |
4-nitro phenol |
p-nitro phenol |
SCHEMBL13906248 |
mfcd00007331 |
F9995-1636 |
4-nitrophenol, certified reference material, tracecert(r) |
4-nitrophenol, jis special grade, >=99.0% |
4-nitrophenol, reagent grade, 98% |
4-nitrophenol, pestanal(r), analytical standard |
4-nitrophenol, puriss., 99% |
4-nitrophenol 10 microg/ml in acetonitrile |
4-nitrophenol 100 microg/ml in methanol |
o2nc6h4oh |
h-m-fluoro-d-phe-omehcl |
AS-13146 |
Q656269 |
4-nitrophenol, |
EN300-18010 |
Excerpt | Reference | Relevance |
---|---|---|
" Pharmacokinetic studies showed that methyl parathion disappeared monoexponentially from plasma and tissues." | ( Placental transfer and pharmacokinetics of a single dermal dose of [14C]methyl parathion in rats. Abdel-Rahman, AA; Abou-Donia, MB; Abu-Qare, AW; Kishk, AM, 2000) | 0.31 |
Excerpt | Reference | Relevance |
---|---|---|
"p-nitrophenol (PNP) was investigated as a model pollutant under the improved UV/Fe3+ process by combination with electrocatalysis." | ( An improved UV/Fe3+ process by combination with electrocatalysis for p-nitrophenol degradation. Lei, L; Zhou, M, 2006) | 0.33 |
"Pulsed discharge plasma (PDP) combined with charcoal (PDP-charcoal) was employed to treat dye wastewater, with methyl orange (MO) as the model pollutant." | ( Research on dye wastewater decoloration by pulse discharge plasma combined with charcoal derived from spent tea leaves. Hu, S; Liang, D; Pei, S; Qu, G; Wang, T, 2016) | 0.43 |
Excerpt | Relevance | Reference |
---|---|---|
" Ethoxyresorufin deethylation was induced in the liver by both ethanol treatments, and in the lung the bolus dosing ip increased the activity four-fold." | ( Influence of ethanol on microsomal p-nitrophenol hydroxylation and ethoxyresorufin deethylation in rat liver and lung. Carlson, GP, 1991) | 0.28 |
" In rats dosed with 40 mg/kg, food consumption and growth as well as liver retinol and retinyl palmitate concentrations decreased, while serum retinol and liver weight increased within 28 days following the injection." | ( Increased retinoic acid metabolism following 3,3',4,4',5,5'-hexabromobiphenyl injection. Garcin, H; Narbonne, JF; Spear, PA, 1988) | 0.27 |
" A dose-response study revealed that approximately twice the dose of DDTC was required in mice to cause the same olfactory toxic effects seen in the rat." | ( Olfactory toxicity of diethyldithiocarbamate (DDTC) and disulfiram and the protective effect of DDTC against the olfactory toxicity of dichlobenil. Deamer, NJ; Genter, MB, 1995) | 0.29 |
" Toward gaining sufficient insight into the relevant mechanisms involved in percutaneous absorption of topically applied agents in solution to validate a predictive model, we have 1) estimated porcine stratum corneum/water partition coefficients of two 14C-labeled compounds of interest (phenol and p-nitrophenol), and 2) measured dynamic surface evaporation from dosed excised porcine skin of these two radiolabeled compounds and two 14C-labeled commonly employed vehicles (acetone and ethanol)." | ( Determination of physicochemical properties of phenol, p-nitrophenol, acetone and ethanol relevant to quantitating their percutaneous absorption in porcine skin. Brooks, JD; Inman, AO; Monteiro-Riviere, NA; Riviere, JE; Williams, PL, 1994) | 0.29 |
" A total of 56 8-hr isolated perfused porcine skin flap (IPPSF) topical experiments were used to study the percutaneous absorption and cutaneous distribution of binary mixtures (solute/solvent) of 14C-labeled phenol vs p-nitrophenol (PNP) at two concentrations (4 micrograms/cm2 vs 40 micrograms/cm2) in two vehicles (acetone vs ethanol) under occluded vs nonoccluded dosing conditions." | ( Quantitative percutaneous absorption and cutaneous distribution of binary mixtures of phenol and para-nitrophenol in isolated perfused porcine skin. Brooks, JD; Riviere, JE, 1996) | 0.29 |
" Exposure of the GM2E1 cells to NDMA for 4 days caused severe decreases in cell viability, as determined by crystal violet uptake, and showed a sigmoidal dose-response curve with a median lethal dose of 17 microM." | ( Heterologous expression of rat P450 2E1 in a mammalian cell line: in situ metabolism and cytotoxicity of N-nitrosodimethylamine. Hollenberg, PF; Lin, HL; Roberts, ES, 1998) | 0.3 |
" A three-step dosage regimen was used (72, 144, and 288 micromol of PNP)." | ( Conjugation of para-nitrophenol by the isolated perfused neonatal sheep liver. Ching, MS; Ghabrial, H; Gow, PJ; Morgan, DJ; Shulkes, A; Smallwood, RA; Treepongkaruna, S, 2000) | 0.31 |
" PV dosing resulted in lower total hepatic P450 levels than did JV dosing." | ( Contribution of direct solvent injury to the dose-dependent kinetics of trichloroethylene: portal vein administration to rats. Bruckner, JV; Lee, KM; Muralidhara, S; Schnellmann, RG, 2000) | 0.31 |
" The rate of GI absorption of TCE diminished as the dosage increased." | ( Mechanisms of the dose-dependent kinetics of trichloroethylene: oral bolus dosing of rats. Bruckner, JV; Lee, KM; Muralidhara, S; White, CA, 2000) | 0.31 |
" Female weanling pigs were dosed with [14C]PNP intravenously (150 microg in ethanol, n = 4) or topically onto non-occluded abdominal skin (300 microg/7." | ( Dermatoxicokinetic modeling of p-nitrophenol and its conjugation metabolite in swine following topical and intravenous administration. Brooks, JD; Chang, SK; Qiao, GL; Riviere, JE, 2000) | 0.31 |
"5 h after dosing and was in descending order: kidney 23." | ( Placental transfer and pharmacokinetics of a single oral dose of [14C]p-nitrophenol in rats. Abou-Donia, MB; Abu-Qare, AW; Brownie, CF, 2000) | 0.31 |
" The trend of the variation of the k(d) values with the dosages of PAC or PRH used suggests that higher rate of bioregeneration can be achieved under non-excess adsorbent dosage condition." | ( Bioregeneration of activated carbon and activated rice husk loaded with phenolic compounds: Kinetic modeling. Lim, PE; Ng, SL; Seng, CE, 2010) | 0.36 |
" Also, the effect of the kinds of catalyst, temperature, pH, initial concentration, and dosage of catalyst on the efficiency of 4-NP degradation was investigated." | ( High efficiency degradation of 4-nitrophenol by microwave-enhanced catalytic method. Chen, JH; Lai, TL; Shu, YY; Wang, CB; Yong, KF; Yu, JW, 2011) | 0.66 |
"1, H(2)O(2) dosage 83." | ( Heterogeneous Fenton-like catalytic removal of p-nitrophenol in water using acid-activated fly ash. Jiang, P; Liu, G; Wang, N; Zhang, A; Zhou, J, 2012) | 0.38 |
" Compared with conventional anaerobic process, the cosubstrate dosage in BES was significantly reduced due to the high coulombic efficiencies at the cathode." | ( Bioelectrochemical system for recalcitrant p-nitrophenol removal. Feng, C; Han, W; Jia, F; Li, J; Mu, Y; Shen, J; Sun, X; Wang, L; Zhang, Y, 2012) | 0.38 |
" However, after a long PNP starvation period the only experiment still showing total PNP removal during a second PNP shock load was the one where a dosage of 5% w/w was applied." | ( Bioaugmentation for treating transient or continuous p-nitrophenol shock loads in an aerobic sequencing batch reactor. Carrera, J; Martín-Hernández, M; Suárez-Ojeda, ME, 2012) | 0.38 |
" The experiment parameters like pH, external resistance, limonite dosage and initial PNP concentration were investigated in this research." | ( Degradation of p-nitrophenol in a BES-Fenton system based on limonite. Lei, T; Tao, HC; Wei, XY; Xu, N; Zhang, LJ, 2013) | 0.39 |
" SO4(2-) species and its dosage have markedly inhibitory effect on p-NP reduction due to the selective adsorption of SO4(2-) and the formation of sulphated surface complexes on the fresh Fe hydroxide." | ( Reductive transformation of p-nitrophenol by Fe(II) species: the effect of anionic media. Chen, R; Geng, L; Wang, X; Wei, Y; Wu, D; Wu, Y, 2013) | 0.39 |
" More importantly, the required dosage of organic cosubstrate was significantly reduced in the UASB-BES system than that in the UASB reactor." | ( Coupling of a bioelectrochemical system for p-nitrophenol removal in an upflow anaerobic sludge blanket reactor. Hua, C; Jiang, X; Li, J; Mu, Y; Shen, J; Sun, X; Wang, L; Xu, X; Zhang, L, 2014) | 0.4 |
" The effect of key operating parameters such as ferrihydrite dosage, initial solution pH and H2O2 dosage were also studied on the photocatalytic degradation of p-nitrophenol." | ( Photo-catalyzed p-nitrophenol degradation in aqueous dispersions of ferrihydrite and H2O2. Chen, R; Liu, H; Wei, Y; Wu, D; Wu, Y, 2014) | 0.4 |
" Out of 10(7) variants of PobR, four were active when dosed with pNP, with two mutants showing a specificity switch from the native effector 4-hydroxybenzoate (4HB)." | ( A microbial sensor for organophosphate hydrolysis exploiting an engineered specificity switch in a transcription factor. Jedrzejczak, R; Jha, RK; Joachimiak, A; Kern, TL; Kim, Y; Strauss, CE; Tesar, C, 2016) | 0.43 |
"PN1 can survive in soils contaminated with PNP dosage between 90 and 155 mg/kg and considerably improved the removal PNP efficiency in soils." | ( Pseudomonas monteilii PN1: a great potential P-nitrophenol degrader with plant growth promoting traits under drought and saline-alkali stresses. Liu, J; Mu, W; Ren, H; Wang, Y; Yang, F; Zhang, Y, 2019) | 0.51 |
Role | Description |
---|---|
human xenobiotic metabolite | Any human metabolite produced by metabolism of a xenobiotic compound in humans. |
mouse metabolite | Any mammalian metabolite produced during a metabolic reaction in a mouse (Mus musculus). |
[role information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res] |
Class | Description |
---|---|
4-nitrophenols | A mononitrophenol that is 4-nitrophenol and its derivatives resulting from substitution of one or more of the hydrogens attached to the benzene ring by a non-nitro group. |
[compound class information is derived from Chemical Entities of Biological Interest (ChEBI), Hastings J, Owen G, Dekker A, Ennis M, Kale N, Muthukrishnan V, Turner S, Swainston N, Mendes P, Steinbeck C. (2016). ChEBI in 2016: Improved services and an expanding collection of metabolites. Nucleic Acids Res] |
Pathway | Proteins | Compounds |
---|---|---|
Metabolism | 1496 | 1108 |
Biological oxidations | 150 | 276 |
Phase II - Conjugation of compounds | 73 | 122 |
Cytosolic sulfonation of small molecules | 17 | 47 |
Protein | Taxonomy | Measurement | Average (µ) | Min (ref.) | Avg (ref.) | Max (ref.) | Bioassay(s) |
---|---|---|---|---|---|---|---|
acetylcholinesterase | Homo sapiens (human) | Potency | 75.6276 | 0.0025 | 41.7960 | 15,848.9004 | AID1347395; AID1347397; AID1347399 |
RAR-related orphan receptor gamma | Mus musculus (house mouse) | Potency | 36.6686 | 0.0060 | 38.0041 | 19,952.5996 | AID1159521; AID1159523 |
AR protein | Homo sapiens (human) | Potency | 17.6054 | 0.0002 | 21.2231 | 8,912.5098 | AID743035; AID743036; AID743053 |
nuclear receptor subfamily 1, group I, member 3 | Homo sapiens (human) | Potency | 32.7685 | 0.0010 | 22.6508 | 76.6163 | AID1224838; AID1224893 |
progesterone receptor | Homo sapiens (human) | Potency | 2.5280 | 0.0004 | 17.9460 | 75.1148 | AID1346795 |
retinoic acid nuclear receptor alpha variant 1 | Homo sapiens (human) | Potency | 56.5948 | 0.0030 | 41.6115 | 22,387.1992 | AID1159552 |
estrogen-related nuclear receptor alpha | Homo sapiens (human) | Potency | 64.3125 | 0.0015 | 30.6073 | 15,848.9004 | AID1224848; AID1224849; AID1259403 |
estrogen nuclear receptor alpha | Homo sapiens (human) | Potency | 40.6834 | 0.0002 | 29.3054 | 16,493.5996 | AID1259244; AID743069; AID743075; AID743078 |
cytochrome P450, family 19, subfamily A, polypeptide 1, isoform CRA_a | Homo sapiens (human) | Potency | 76.9588 | 0.0017 | 23.8393 | 78.1014 | AID743083 |
nuclear factor of kappa light polypeptide gene enhancer in B-cells 1 (p105), isoform CRA_a | Homo sapiens (human) | Potency | 0.3890 | 19.7391 | 45.9784 | 64.9432 | AID1159509 |
histone deacetylase 9 isoform 3 | Homo sapiens (human) | Potency | 30.0951 | 0.0376 | 17.0823 | 61.1927 | AID1259364; AID1259388 |
Voltage-dependent calcium channel gamma-2 subunit | Mus musculus (house mouse) | Potency | 40.0661 | 0.0015 | 57.7890 | 15,848.9004 | AID1259244 |
Cellular tumor antigen p53 | Homo sapiens (human) | Potency | 44.9549 | 0.0023 | 19.5956 | 74.0614 | AID651631 |
Glutamate receptor 2 | Rattus norvegicus (Norway rat) | Potency | 40.0661 | 0.0015 | 51.7393 | 15,848.9004 | AID1259244 |
[prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023] |
Protein | Taxonomy | Measurement | Average | Min (ref.) | Avg (ref.) | Max (ref.) | Bioassay(s) |
---|---|---|---|---|---|---|---|
Chain A, Sulfotransferase 1A1 | Homo sapiens (human) | Ki | 283.0000 | 38.0000 | 160.5000 | 283.0000 | AID977610 |
Chain A, Sulfotransferase 1A1 | Homo sapiens (human) | Ki | 283.0000 | 38.0000 | 160.5000 | 283.0000 | AID977610 |
[prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023] |
Protein | Taxonomy | Measurement | Average | Min (ref.) | Avg (ref.) | Max (ref.) | Bioassay(s) |
---|---|---|---|---|---|---|---|
Endolysin | Tequatrovirus T4 | Kd | 63.0000 | 3.0000 | 3.0000 | 3.0000 | AID728448; AID728450 |
[prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023] |
Protein | Taxonomy | Measurement | Average | Min (ref.) | Avg (ref.) | Max (ref.) | Bioassay(s) |
---|---|---|---|---|---|---|---|
UDP-glucuronosyltransferase 1A4 | Homo sapiens (human) | Km | 11,600.0000 | 7.0000 | 7.0000 | 7.0000 | AID214939 |
[prepared from compound, protein, and bioassay information from National Library of Medicine (NLM), extracted Dec-2023] |
Assay ID | Title | Year | Journal | Article |
---|---|---|---|---|
AID310931 | Partition coefficient, log P of the compound | 2007 | Journal of medicinal chemistry, Feb-22, Volume: 50, Issue:4 | In silico and in vitro filters for the fast estimation of skin permeation and distribution of new chemical entities. |
AID624607 | Specific activity of expressed human recombinant UGT1A3 | 2000 | Annual review of pharmacology and toxicology, , Volume: 40 | Human UDP-glucuronosyltransferases: metabolism, expression, and disease. |
AID1145622 | Uncoupling of oxidative phosphorylation in rat liver mitochondria at pH 6 relative to control | 1977 | Journal of medicinal chemistry, Jan, Volume: 20, Issue:1 | Use of distribution coefficients in quantitative structure-activity relationships. |
AID577298 | Metabolic stability in rat liver microsomes assessed as half life by LC-MS/MS analysis | 2011 | Journal of medicinal chemistry, Feb-24, Volume: 54, Issue:4 | 2-Aminothiazoles as therapeutic leads for prion diseases. |
AID624613 | Specific activity of expressed human recombinant UGT1A10 | 2000 | Annual review of pharmacology and toxicology, , Volume: 40 | Human UDP-glucuronosyltransferases: metabolism, expression, and disease. |
AID624606 | Specific activity of expressed human recombinant UGT1A1 | 2000 | Annual review of pharmacology and toxicology, , Volume: 40 | Human UDP-glucuronosyltransferases: metabolism, expression, and disease. |
AID1145618 | Octanol-aqueous phase distribution coefficient, log D of the compound at pH 6 | 1977 | Journal of medicinal chemistry, Jan, Volume: 20, Issue:1 | Use of distribution coefficients in quantitative structure-activity relationships. |
AID266764 | Membrane permeability, CA(t)/CD(0) in 70% silicon-30% IPM membrane | 2006 | Journal of medicinal chemistry, Jun-29, Volume: 49, Issue:13 | Parallel artificial membrane permeability assay: a new membrane for the fast prediction of passive human skin permeability. |
AID23255 | Partition coefficient (logP) (ether) | 1987 | Journal of medicinal chemistry, Jul, Volume: 30, Issue:7 | The role of solvent-accessible surface area in determining partition coefficients. |
AID26793 | Partition coefficient (logP) | 1982 | Journal of medicinal chemistry, Mar, Volume: 25, Issue:3 | Quantitative structure-inhibitory activity relationships of phenols and fatty acids for Bacillus subtilis spore germination. |
AID1145617 | Octanol-aqueous phase distribution coefficient, log D of the compound at pH 5 | 1977 | Journal of medicinal chemistry, Jan, Volume: 20, Issue:1 | Use of distribution coefficients in quantitative structure-activity relationships. |
AID282838 | Cytotoxicity against human CCRF-CEM cells | 2005 | Journal of medicinal chemistry, Nov-17, Volume: 48, Issue:23 | Cellular apoptosis and cytotoxicity of phenolic compounds: a quantitative structure-activity relationship study. |
AID624609 | Specific activity of expressed human recombinant UGT1A6 | 2000 | Annual review of pharmacology and toxicology, , Volume: 40 | Human UDP-glucuronosyltransferases: metabolism, expression, and disease. |
AID1145624 | Uncoupling of oxidative phosphorylation in rat liver mitochondria at pH 8 relative to control | 1977 | Journal of medicinal chemistry, Jan, Volume: 20, Issue:1 | Use of distribution coefficients in quantitative structure-activity relationships. |
AID624611 | Specific activity of expressed human recombinant UGT1A8 | 2000 | Annual review of pharmacology and toxicology, , Volume: 40 | Human UDP-glucuronosyltransferases: metabolism, expression, and disease. |
AID1304850 | Ratio of MIC for methicillin-resistant Staphylococcus aureus clinical isolate 2 in absence and presence of tiron | 2016 | Journal of medicinal chemistry, 04-28, Volume: 59, Issue:8 | Structure-Activity Relationships of a Diverse Class of Halogenated Phenazines That Targets Persistent, Antibiotic-Tolerant Bacterial Biofilms and Mycobacterium tuberculosis. |
AID25611 | Dissociation constant (pKa) | 1982 | Journal of medicinal chemistry, Mar, Volume: 25, Issue:3 | Quantitative structure-inhibitory activity relationships of phenols and fatty acids for Bacillus subtilis spore germination. |
AID266765 | Effective permeability coefficient in 70% silicon-30% IPM membrane | 2006 | Journal of medicinal chemistry, Jun-29, Volume: 49, Issue:13 | Parallel artificial membrane permeability assay: a new membrane for the fast prediction of passive human skin permeability. |
AID1304848 | Antibacterial activity against methicillin-resistant Staphylococcus aureus clinical isolate 2 incubated for 16 hrs by broth microdilution method in presence of Cu2+ | 2016 | Journal of medicinal chemistry, 04-28, Volume: 59, Issue:8 | Structure-Activity Relationships of a Diverse Class of Halogenated Phenazines That Targets Persistent, Antibiotic-Tolerant Bacterial Biofilms and Mycobacterium tuberculosis. |
AID346025 | Binding affinity to beta cyclodextrin | 2009 | Bioorganic & medicinal chemistry, Jan-15, Volume: 17, Issue:2 | Convenient QSAR model for predicting the complexation of structurally diverse compounds with beta-cyclodextrins. |
AID624608 | Specific activity of expressed human recombinant UGT1A4 | 2000 | Annual review of pharmacology and toxicology, , Volume: 40 | Human UDP-glucuronosyltransferases: metabolism, expression, and disease. |
AID266767 | Membrane retention in 100% silicon membrane | 2006 | Journal of medicinal chemistry, Jun-29, Volume: 49, Issue:13 | Parallel artificial membrane permeability assay: a new membrane for the fast prediction of passive human skin permeability. |
AID728449 | Binding affinity to Enterobacteria phage T4 lysozyme L99A mutant expressed in Escherichia coli BL21(DE3) by isothermal titration calorimetry | 2013 | Journal of medicinal chemistry, Apr-11, Volume: 56, Issue:7 | The impact of introducing a histidine into an apolar cavity site on docking and ligand recognition. |
AID266769 | Membrane retention in 100% IPM membrane | 2006 | Journal of medicinal chemistry, Jun-29, Volume: 49, Issue:13 | Parallel artificial membrane permeability assay: a new membrane for the fast prediction of passive human skin permeability. |
AID1304847 | Antibacterial activity against methicillin-resistant Staphylococcus aureus clinical isolate 2 incubated for 16 hrs by broth microdilution method in presence of tiron | 2016 | Journal of medicinal chemistry, 04-28, Volume: 59, Issue:8 | Structure-Activity Relationships of a Diverse Class of Halogenated Phenazines That Targets Persistent, Antibiotic-Tolerant Bacterial Biofilms and Mycobacterium tuberculosis. |
AID727731 | Dissociation constant, pKa of the compound at pH 3 to 12 by UV spectroscopy | 2013 | ACS medicinal chemistry letters, Jan-10, Volume: 4, Issue:1 | Rapid Determination of Ionization Constants (pK a) by UV Spectroscopy Using 96-Well Microtiter Plates. |
AID728443 | Binding affinity to Enterobacteria phage T4 lysozyme harboring L99A/M102H double mutant expressed in Escherichia coli BL21(DE3) assessed as change in melting temperature at 1 mM at pH 6.8 by circular dichroism analysis | 2013 | Journal of medicinal chemistry, Apr-11, Volume: 56, Issue:7 | The impact of introducing a histidine into an apolar cavity site on docking and ligand recognition. |
AID624616 | Specific activity of expressed human recombinant UGT2B15 | 2000 | Annual review of pharmacology and toxicology, , Volume: 40 | Human UDP-glucuronosyltransferases: metabolism, expression, and disease. |
AID266768 | Membrane permeability, CA(t)/CD(0) in 100% silicon membrane | 2006 | Journal of medicinal chemistry, Jun-29, Volume: 49, Issue:13 | Parallel artificial membrane permeability assay: a new membrane for the fast prediction of passive human skin permeability. |
AID728446 | Selectivity ratio of Kd for Enterobacteria phage T4 lysozyme L99A/M102Q double mutant to Kd for Enterobacteria phage T4 lysozyme L99A/M102H double mutant | 2013 | Journal of medicinal chemistry, Apr-11, Volume: 56, Issue:7 | The impact of introducing a histidine into an apolar cavity site on docking and ligand recognition. |
AID310933 | Permeability across PAMPA membrane after 7 hrs | 2007 | Journal of medicinal chemistry, Feb-22, Volume: 50, Issue:4 | In silico and in vitro filters for the fast estimation of skin permeation and distribution of new chemical entities. |
AID282835 | Cytotoxicity against mouse L1210 cells | 2005 | Journal of medicinal chemistry, Nov-17, Volume: 48, Issue:23 | Cellular apoptosis and cytotoxicity of phenolic compounds: a quantitative structure-activity relationship study. |
AID303044 | Cytotoxicity against human MIA PaCa2 cells after 72 hrs by MTT assay | 2007 | Journal of medicinal chemistry, Nov-15, Volume: 50, Issue:23 | Synthesis and evaluation of 3-aryloxymethyl-1,2-dimethylindole-4,7-diones as mechanism-based inhibitors of NAD(P)H:quinone oxidoreductase 1 (NQO1) activity. |
AID26261 | Partition coefficient (logD7.2) | 1982 | Journal of medicinal chemistry, Mar, Volume: 25, Issue:3 | Quantitative structure-inhibitory activity relationships of phenols and fatty acids for Bacillus subtilis spore germination. |
AID23252 | Partition coefficient (logP) (benzene) | 1987 | Journal of medicinal chemistry, Jul, Volume: 30, Issue:7 | The role of solvent-accessible surface area in determining partition coefficients. |
AID158632 | Compound was tested for the inhibitory activity against cobra venom PLA2 (Naja naja atra) by using the Dole assay | 1998 | Bioorganic & medicinal chemistry letters, Aug-18, Volume: 8, Issue:16 | The structure-activity relationships of a series of suicide inhibitors of phospholipase A2. |
AID728450 | Binding affinity to Enterobacteria phage T4 lysozyme L99A/M102H double mutant expressed in Escherichia coli BL21(DE3) by isothermal titration calorimetry | 2013 | Journal of medicinal chemistry, Apr-11, Volume: 56, Issue:7 | The impact of introducing a histidine into an apolar cavity site on docking and ligand recognition. |
AID23251 | Partition coefficient (logP) | 1987 | Journal of medicinal chemistry, Jul, Volume: 30, Issue:7 | The role of solvent-accessible surface area in determining partition coefficients. |
AID282839 | Cytotoxicity against human CEM/VLB cells | 2005 | Journal of medicinal chemistry, Nov-17, Volume: 48, Issue:23 | Cellular apoptosis and cytotoxicity of phenolic compounds: a quantitative structure-activity relationship study. |
AID40936 | Inhibition of Bacillus subtilis PCI219 spore germination, expressed as log 1/I50 | 1982 | Journal of medicinal chemistry, Mar, Volume: 25, Issue:3 | Quantitative structure-inhibitory activity relationships of phenols and fatty acids for Bacillus subtilis spore germination. |
AID282833 | Activity against caspase-mediated apoptosis in mouse L1210 cells at 0.1 mM | 2005 | Journal of medicinal chemistry, Nov-17, Volume: 48, Issue:23 | Cellular apoptosis and cytotoxicity of phenolic compounds: a quantitative structure-activity relationship study. |
AID15680 | Partition coefficient (logP) | 1993 | Journal of medicinal chemistry, Nov-26, Volume: 36, Issue:24 | Solvent-dependent conformation and hydrogen-bonding capacity of cyclosporin A: evidence from partition coefficients and molecular dynamics simulations. |
AID159270 | Toxicity determined using Microtox Test | 1991 | Journal of medicinal chemistry, May, Volume: 34, Issue:5 | Using theoretical descriptors in quantitative structure-activity relationships: some toxicological indices. |
AID624610 | Specific activity of expressed human recombinant UGT1A7 | 2000 | Annual review of pharmacology and toxicology, , Volume: 40 | Human UDP-glucuronosyltransferases: metabolism, expression, and disease. |
AID23256 | Partition coefficient (logP) (hexane) | 1987 | Journal of medicinal chemistry, Jul, Volume: 30, Issue:7 | The role of solvent-accessible surface area in determining partition coefficients. |
AID303043 | Cytotoxicity against human MIA PaCa2 cells after 4 hrs by MTT assay | 2007 | Journal of medicinal chemistry, Nov-15, Volume: 50, Issue:23 | Synthesis and evaluation of 3-aryloxymethyl-1,2-dimethylindole-4,7-diones as mechanism-based inhibitors of NAD(P)H:quinone oxidoreductase 1 (NQO1) activity. |
AID728448 | Binding affinity to Enterobacteria phage T4 lysozyme L99A/M102Q double mutant expressed in Escherichia coli BL21(DE3) by isothermal titration calorimetry | 2013 | Journal of medicinal chemistry, Apr-11, Volume: 56, Issue:7 | The impact of introducing a histidine into an apolar cavity site on docking and ligand recognition. |
AID1304852 | Ratio of MIC for methicillin-resistant Staphylococcus aureus clinical isolate 2 in absence and presence of Fe2+ | 2016 | Journal of medicinal chemistry, 04-28, Volume: 59, Issue:8 | Structure-Activity Relationships of a Diverse Class of Halogenated Phenazines That Targets Persistent, Antibiotic-Tolerant Bacterial Biofilms and Mycobacterium tuberculosis. |
AID1145621 | Uncoupling of oxidative phosphorylation in rat liver mitochondria at pH 5 relative to control | 1977 | Journal of medicinal chemistry, Jan, Volume: 20, Issue:1 | Use of distribution coefficients in quantitative structure-activity relationships. |
AID624615 | Specific activity of expressed human recombinant UGT2B10 | 2000 | Annual review of pharmacology and toxicology, , Volume: 40 | Human UDP-glucuronosyltransferases: metabolism, expression, and disease. |
AID266763 | Membrane retention in 70% silicon-30% IPM membrane | 2006 | Journal of medicinal chemistry, Jun-29, Volume: 49, Issue:13 | Parallel artificial membrane permeability assay: a new membrane for the fast prediction of passive human skin permeability. |
AID266770 | Membrane permeability, CA(t)/CD(0) in 100% IPM membrane | 2006 | Journal of medicinal chemistry, Jun-29, Volume: 49, Issue:13 | Parallel artificial membrane permeability assay: a new membrane for the fast prediction of passive human skin permeability. |
AID681153 | TP_TRANSPORTER: inhibition of Daunorubicin efflux in NIH-3T3-G185 cells | 2001 | Chemical research in toxicology, Dec, Volume: 14, Issue:12 | Quantitative distinctions of active site molecular recognition by P-glycoprotein and cytochrome P450 3A4. |
AID23253 | Partition coefficient (logP) (carbon tetrachloride) | 1987 | Journal of medicinal chemistry, Jul, Volume: 30, Issue:7 | The role of solvent-accessible surface area in determining partition coefficients. |
AID19255 | Partition coefficient (logP) | 1993 | Journal of medicinal chemistry, Nov-26, Volume: 36, Issue:24 | Solvent-dependent conformation and hydrogen-bonding capacity of cyclosporin A: evidence from partition coefficients and molecular dynamics simulations. |
AID624618 | Specific activity of expressed human recombinant UGT2B4 | 2000 | Annual review of pharmacology and toxicology, , Volume: 40 | Human UDP-glucuronosyltransferases: metabolism, expression, and disease. |
AID266760 | Permeability coefficient in silicon membrane using diffusion cells | 2006 | Journal of medicinal chemistry, Jun-29, Volume: 49, Issue:13 | Parallel artificial membrane permeability assay: a new membrane for the fast prediction of passive human skin permeability. |
AID310932 | Permeability across human Skin | 2007 | Journal of medicinal chemistry, Feb-22, Volume: 50, Issue:4 | In silico and in vitro filters for the fast estimation of skin permeation and distribution of new chemical entities. |
AID158633 | Apparent rate constant against phospholipase A2 enzyme inactivation by using pseudo first-order kinetics was evaluated | 1998 | Bioorganic & medicinal chemistry letters, Aug-18, Volume: 8, Issue:16 | The structure-activity relationships of a series of suicide inhibitors of phospholipase A2. |
AID728444 | Binding affinity to Enterobacteria phage T4 lysozyme L99A/M102H double mutant expressed in Escherichia coli BL21(DE3) assessed as change in melting temperature at 1 mM at pH 5.4 by circular dichroism analysis | 2013 | Journal of medicinal chemistry, Apr-11, Volume: 56, Issue:7 | The impact of introducing a histidine into an apolar cavity site on docking and ligand recognition. |
AID1145623 | Uncoupling of oxidative phosphorylation in rat liver mitochondria at pH 7 relative to control | 1977 | Journal of medicinal chemistry, Jan, Volume: 20, Issue:1 | Use of distribution coefficients in quantitative structure-activity relationships. |
AID311367 | Permeability coefficient in human skin | 2007 | Bioorganic & medicinal chemistry, Nov-15, Volume: 15, Issue:22 | Transdermal penetration behaviour of drugs: CART-clustering, QSPR and selection of model compounds. |
AID266771 | Permeability in human skin | 2006 | Journal of medicinal chemistry, Jun-29, Volume: 49, Issue:13 | Parallel artificial membrane permeability assay: a new membrane for the fast prediction of passive human skin permeability. |
AID1462355 | Drug metabolism in rat liver microsomes assessed as p-nitrocatechol formation after 60 mins | |||
AID1304849 | Antibacterial activity against methicillin-resistant Staphylococcus aureus clinical isolate 2 incubated for 16 hrs by broth microdilution method in presence of Fe2+ | 2016 | Journal of medicinal chemistry, 04-28, Volume: 59, Issue:8 | Structure-Activity Relationships of a Diverse Class of Halogenated Phenazines That Targets Persistent, Antibiotic-Tolerant Bacterial Biofilms and Mycobacterium tuberculosis. |
AID282834 | Activity against caspase-mediated apoptosis in mouse L1210 cells | 2005 | Journal of medicinal chemistry, Nov-17, Volume: 48, Issue:23 | Cellular apoptosis and cytotoxicity of phenolic compounds: a quantitative structure-activity relationship study. |
AID624619 | Specific activity of expressed human recombinant UGT2B7 | 2000 | Annual review of pharmacology and toxicology, , Volume: 40 | Human UDP-glucuronosyltransferases: metabolism, expression, and disease. |
AID266762 | Effective permeability coefficient in 100% IPM membrane | 2006 | Journal of medicinal chemistry, Jun-29, Volume: 49, Issue:13 | Parallel artificial membrane permeability assay: a new membrane for the fast prediction of passive human skin permeability. |
AID1145606 | Octanol-aqueous phase partition coefficient, log P of the compound | 1977 | Journal of medicinal chemistry, Jan, Volume: 20, Issue:1 | Use of distribution coefficients in quantitative structure-activity relationships. |
AID266761 | Effective permeability coefficient in 100% silicon membrane | 2006 | Journal of medicinal chemistry, Jun-29, Volume: 49, Issue:13 | Parallel artificial membrane permeability assay: a new membrane for the fast prediction of passive human skin permeability. |
AID237685 | Lipophilicity determined as logarithm of the partition coefficient in the alkane/water system | 2005 | Journal of medicinal chemistry, May-05, Volume: 48, Issue:9 | Calculating virtual log P in the alkane/water system (log P(N)(alk)) and its derived parameters deltalog P(N)(oct-alk) and log D(pH)(alk). |
AID19254 | Partition coefficient of compound was measured in heptane/water system | 1993 | Journal of medicinal chemistry, Nov-26, Volume: 36, Issue:24 | Solvent-dependent conformation and hydrogen-bonding capacity of cyclosporin A: evidence from partition coefficients and molecular dynamics simulations. |
AID23254 | Partition coefficient (logP) (chloroform) | 1987 | Journal of medicinal chemistry, Jul, Volume: 30, Issue:7 | The role of solvent-accessible surface area in determining partition coefficients. |
AID1145614 | Dissociation constant, pKa of the compound | 1977 | Journal of medicinal chemistry, Jan, Volume: 20, Issue:1 | Use of distribution coefficients in quantitative structure-activity relationships. |
AID1304854 | Aqueous solubility of compound in media after 16 hrs | 2016 | Journal of medicinal chemistry, 04-28, Volume: 59, Issue:8 | Structure-Activity Relationships of a Diverse Class of Halogenated Phenazines That Targets Persistent, Antibiotic-Tolerant Bacterial Biofilms and Mycobacterium tuberculosis. |
AID214939 | Binding affinity against human UDP Glucuronosyltransferase 1A4 (UGT1A4) | 2003 | Journal of medicinal chemistry, Apr-24, Volume: 46, Issue:9 | Pharmacophore and quantitative structure-activity relationship modeling: complementary approaches for the rationalization and prediction of UDP-glucuronosyltransferase 1A4 substrate selectivity. |
AID624617 | Specific activity of expressed human recombinant UGT2B17 | 2000 | Annual review of pharmacology and toxicology, , Volume: 40 | Human UDP-glucuronosyltransferases: metabolism, expression, and disease. |
AID266766 | Dissociation constant, pKa of the compound | 2006 | Journal of medicinal chemistry, Jun-29, Volume: 49, Issue:13 | Parallel artificial membrane permeability assay: a new membrane for the fast prediction of passive human skin permeability. |
AID1304861 | Dissociation constant, pKa of compound | 2016 | Journal of medicinal chemistry, 04-28, Volume: 59, Issue:8 | Structure-Activity Relationships of a Diverse Class of Halogenated Phenazines That Targets Persistent, Antibiotic-Tolerant Bacterial Biofilms and Mycobacterium tuberculosis. |
AID728447 | Binding affinity to Enterobacteria phage T4 lysozyme L99A/M102E double mutant expressed in Escherichia coli BL21(DE3) by isothermal titration calorimetry | 2013 | Journal of medicinal chemistry, Apr-11, Volume: 56, Issue:7 | The impact of introducing a histidine into an apolar cavity site on docking and ligand recognition. |
AID1145619 | Octanol-aqueous phase distribution coefficient, log D of the compound at pH 7 | 1977 | Journal of medicinal chemistry, Jan, Volume: 20, Issue:1 | Use of distribution coefficients in quantitative structure-activity relationships. |
AID1304851 | Ratio of MIC for methicillin-resistant Staphylococcus aureus clinical isolate 2 in absence and presence of Cu2+ | 2016 | Journal of medicinal chemistry, 04-28, Volume: 59, Issue:8 | Structure-Activity Relationships of a Diverse Class of Halogenated Phenazines That Targets Persistent, Antibiotic-Tolerant Bacterial Biofilms and Mycobacterium tuberculosis. |
AID40623 | Inhibitory activity on germination of Bacillus subtilis PCI219 spores was determined. | 1982 | Journal of medicinal chemistry, Mar, Volume: 25, Issue:3 | Quantitative structure-inhibitory activity relationships of phenols and fatty acids for Bacillus subtilis spore germination. |
AID1304853 | Antibacterial activity against methicillin-resistant Staphylococcus aureus clinical isolate 2 incubated for 16 hrs by broth microdilution method | 2016 | Journal of medicinal chemistry, 04-28, Volume: 59, Issue:8 | Structure-Activity Relationships of a Diverse Class of Halogenated Phenazines That Targets Persistent, Antibiotic-Tolerant Bacterial Biofilms and Mycobacterium tuberculosis. |
AID1145620 | Octanol-aqueous phase distribution coefficient, log D of the compound at pH 8 | 1977 | Journal of medicinal chemistry, Jan, Volume: 20, Issue:1 | Use of distribution coefficients in quantitative structure-activity relationships. |
AID1524436 | Substrate activity at recombinant Haemophilus influenzae Chloramphenicol nitroreductase expressed in Escherichia coli assessed as initial rate of reaction at 150 uM measured at 30 sec interval for 5 mins in presence of NADPH at pH 8 under 37 degC by UV-vi | 2019 | Bioorganic & medicinal chemistry letters, 05-01, Volume: 29, Issue:9 | Investigating the promiscuity of the chloramphenicol nitroreductase from Haemophilus influenzae towards the reduction of 4-nitrobenzene derivatives. |
AID977610 | Experimentally measured binding affinity data (Ki) for protein-ligand complexes derived from PDB | 2011 | Journal of molecular biology, Aug-26, Volume: 411, Issue:4 | Directed evolution of sulfotransferases and paraoxonases by ancestral libraries. |
[information is prepared from bioassay data collected from National Library of Medicine (NLM), extracted Dec-2023] |
Timeframe | Studies, This Drug (%) | All Drugs % |
---|---|---|
pre-1990 | 177 (12.07) | 18.7374 |
1990's | 229 (15.62) | 18.2507 |
2000's | 325 (22.17) | 29.6817 |
2010's | 565 (38.54) | 24.3611 |
2020's | 170 (11.60) | 2.80 |
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023] |
According to the monthly volume, diversity, and competition of internet searches for this compound, as well the volume and growth of publications, there is estimated to be very strong demand-to-supply ratio for research on this compound.
| This Compound (120.36) All Compounds (24.57) |
Publication Type | This drug (%) | All Drugs (%) |
---|---|---|
Trials | 1 (0.07%) | 5.53% |
Reviews | 6 (0.39%) | 6.00% |
Case Studies | 2 (0.13%) | 4.05% |
Observational | 0 (0.00%) | 0.25% |
Other | 1,511 (99.41%) | 84.16% |
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023] |
Substance | Relationship Strength | Studies | Trials | Classes | Roles |
---|---|---|---|---|---|
dinitrochlorobenzene Dinitrochlorobenzene: A skin irritant that may cause dermatitis of both primary and allergic types. Contact sensitization with DNCB has been used as a measure of cellular immunity. DNCB is also used as a reagent for the detection and determination of pyridine compounds.. 1-chloro-2,4-dinitrobenzene : A C-nitro compound that is chlorobenzene carrying a nitro substituent at each of the 2- and 4-positions. | 3.5 | 8 | 0 | C-nitro compound; monochlorobenzenes | allergen; epitope; sensitiser |
ethylene dichloride ethylene dichloride: RN given refers to 1,2-isomer; structure given in first source. 1,2-dichloroethane : A member of the class of chloroethanes substituted by two chloro groups at positions 1 and 2. | 3.07 | 1 | 0 | chloroethanes | hepatotoxic agent; mutagen; non-polar solvent |
1,2,4-trichlorobenzene 1,2,4-trichlorobenzene : A trichlorobenzene with chloro substituents at positions 1, 2 and 4. | 3.47 | 2 | 0 | trichlorobenzene | |
4-hydroxybenzyl alcohol 4-hydroxybenzyl alcohol: the aglycone of gastrodin. p-hydroxybenzyl alcohol : A member of the class of benzyl alcohols that is benzyl alcohol substituted by a hydroxy group at position 4. It has been isolated from Arcangelisia gusanlung. | 2.05 | 1 | 0 | benzyl alcohols; phenols | plant metabolite |
4-hydroxybenzaldehyde [no description available] | 3.09 | 5 | 0 | hydroxybenzaldehyde | EC 1.14.17.1 (dopamine beta-monooxygenase) inhibitor; mouse metabolite; plant metabolite |
4-hydroxybenzoic acid 4-hydroxybenzoic acid : A monohydroxybenzoic acid that is benzoic acid carrying a hydroxy substituent at C-4 of the benzene ring. | 4.35 | 6 | 0 | monohydroxybenzoic acid | algal metabolite; plant metabolite |
ethylene glycol Ethylene Glycol: A colorless, odorless, viscous dihydroxy alcohol. It has a sweet taste, but is poisonous if ingested. Ethylene glycol is the most important glycol commercially available and is manufactured on a large scale in the United States. It is used as an antifreeze and coolant, in hydraulic fluids, and in the manufacture of low-freezing dynamites and resins.. ethanediol : Any diol that is ethane or substituted ethane carrying two hydroxy groups.. ethylene glycol : A 1,2-glycol compound produced via reaction of ethylene oxide with water. | 2.47 | 2 | 0 | ethanediol; glycol | metabolite; mouse metabolite; solvent; toxin |
acetic acid Acetic Acid: Product of the oxidation of ethanol and of the destructive distillation of wood. It is used locally, occasionally internally, as a counterirritant and also as a reagent. (Stedman, 26th ed). acetic acid : A simple monocarboxylic acid containing two carbons. | 3.28 | 6 | 0 | monocarboxylic acid | antimicrobial food preservative; Daphnia magna metabolite; food acidity regulator; protic solvent |
acetaldehyde Acetaldehyde: A colorless, flammable liquid used in the manufacture of acetic acid, perfumes, and flavors. It is also an intermediate in the metabolism of alcohol. It has a general narcotic action and also causes irritation of mucous membranes. Large doses may cause death from respiratory paralysis.. acetaldehyde : The aldehyde formed from acetic acid by reduction of the carboxy group. It is the most abundant carcinogen in tobacco smoke.. aldehyde : A compound RC(=O)H, in which a carbonyl group is bonded to one hydrogen atom and to one R group.. acetyl group : A group, formally derived from acetic acid by dehydroxylation, which is fundamental to the biochemistry of all forms of life. When bound to coenzyme A, it is central to the metabolism of carbohydrates and fats. | 2.05 | 1 | 0 | aldehyde | carcinogenic agent; EC 3.5.1.4 (amidase) inhibitor; electron acceptor; Escherichia coli metabolite; human metabolite; mouse metabolite; mutagen; oxidising agent; Saccharomyces cerevisiae metabolite; teratogenic agent |
acetone methyl ketone : A ketone of formula RC(=O)CH3 (R =/= H). | 4.78 | 10 | 0 | ketone body; methyl ketone; propanones; volatile organic compound | EC 3.5.1.4 (amidase) inhibitor; human metabolite; polar aprotic solvent |
adenine [no description available] | 2.03 | 1 | 0 | 6-aminopurines; purine nucleobase | Daphnia magna metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
ammonium hydroxide azane : Saturated acyclic nitrogen hydrides having the general formula NnHn+2. | 2.48 | 2 | 0 | azane; gas molecular entity; mononuclear parent hydride | EC 3.5.1.4 (amidase) inhibitor; metabolite; mouse metabolite; neurotoxin; NMR chemical shift reference compound; nucleophilic reagent; refrigerant |
anthranilic acid anthranilic acid: RN given refers to parent cpd; structure in Negwer, 5th ed, #565. anthranilic acid : An aminobenzoic acid that is benzoic acid having a single amino substituent located at position 2. It is a metabolite produced in L-tryptophan-kynurenine pathway in the central nervous system. | 2.35 | 2 | 0 | aminobenzoic acid | human metabolite; mouse metabolite |
arsenic acid arsenic acid: RN given refers to orthoarsenic acid(H3AsO4); see also sodium arsenate. arsenic acid : An arsenic oxoacid comprising one oxo group and three hydroxy groups attached to a central arsenic atom. | 2.33 | 2 | 0 | arsenic oxoacid | Escherichia coli metabolite |
benzaldehyde [no description available] | 2.44 | 2 | 0 | benzaldehydes | EC 3.1.1.3 (triacylglycerol lipase) inhibitor; EC 3.5.5.1 (nitrilase) inhibitor; flavouring agent; fragrance; odorant receptor agonist; plant metabolite |
benzene [no description available] | 4.5 | 7 | 0 | aromatic annulene; benzenes; volatile organic compound | carcinogenic agent; environmental contaminant; non-polar solvent |
benzoic acid Benzoic Acid: A fungistatic compound that is widely used as a food preservative. It is conjugated to GLYCINE in the liver and excreted as hippuric acid.. benzoic acid : A compound comprising a benzene ring core carrying a carboxylic acid substituent.. aromatic carboxylic acid : Any carboxylic acid in which the carboxy group is directly bonded to an aromatic ring. | 5.17 | 15 | 0 | benzoic acids | algal metabolite; antimicrobial food preservative; drug allergen; EC 1.13.11.33 (arachidonate 15-lipoxygenase) inhibitor; EC 3.1.1.3 (triacylglycerol lipase) inhibitor; human xenobiotic metabolite; plant metabolite |
benzyl alcohol Benzyl Alcohol: A colorless liquid with a sharp burning taste and slight odor. It is used as a local anesthetic and to reduce pain associated with LIDOCAINE injection. Also, it is used in the manufacture of other benzyl compounds, as a pharmaceutic aid, and in perfumery and flavoring.. hydroxytoluene : Any member of the class of toluenes carrying one or more hydroxy substituents.. benzyl alcohol : An aromatic alcohol that consists of benzene bearing a single hydroxymethyl substituent.. aromatic alcohol : Any alcohol in which the alcoholic hydroxy group is attached to a carbon which is itself bonded to an aromatic ring.. aromatic primary alcohol : Any primary alcohol in which the alcoholic hydroxy group is attached to a carbon which is itself bonded to an aromatic ring. | 4.72 | 5 | 0 | benzyl alcohols | antioxidant; fragrance; metabolite; solvent |
bis(4-nitrophenyl)phosphate bis(4-nitrophenyl)phosphate: RN given refers to parent cpd | 1.98 | 1 | 0 | aryl phosphate | |
bromide Bromides: Salts of hydrobromic acid, HBr, with the bromine atom in the 1- oxidation state. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed) | 2.49 | 2 | 0 | halide anion; monoatomic bromine | |
1-butanol 1-Butanol: A four carbon linear hydrocarbon that has a hydroxy group at position 1.. butan-1-ol : A primary alcohol that is butane in which a hydrogen of one of the methyl groups is substituted by a hydroxy group. It it produced in small amounts in humans by the gut microbes. | 4.48 | 7 | 0 | alkyl alcohol; primary alcohol; short-chain primary fatty alcohol | human metabolite; mouse metabolite; protic solvent |
butyric acid Butyric Acid: A four carbon acid, CH3CH2CH2COOH, with an unpleasant odor that occurs in butter and animal fat as the glycerol ester.. butyrate : A short-chain fatty acid anion that is the conjugate base of butyric acid, obtained by deprotonation of the carboxy group.. butyric acid : A straight-chain saturated fatty acid that is butane in which one of the terminal methyl groups has been oxidised to a carboxy group. | 3.78 | 3 | 0 | fatty acid 4:0; straight-chain saturated fatty acid | human urinary metabolite; Mycoplasma genitalium metabolite |
carbamates [no description available] | 2.91 | 4 | 0 | amino-acid anion | |
carbon monoxide Carbon Monoxide: Carbon monoxide (CO). A poisonous colorless, odorless, tasteless gas. It combines with hemoglobin to form carboxyhemoglobin, which has no oxygen carrying capacity. The resultant oxygen deprivation causes headache, dizziness, decreased pulse and respiratory rates, unconsciousness, and death. (From Merck Index, 11th ed). carbon monoxide : A one-carbon compound in which the carbon is joined only to a single oxygen. It is a colourless, odourless, tasteless, toxic gas. | 3.07 | 5 | 0 | carbon oxide; gas molecular entity; one-carbon compound | biomarker; EC 1.9.3.1 (cytochrome c oxidase) inhibitor; human metabolite; ligand; metabolite; mitochondrial respiratory-chain inhibitor; mouse metabolite; neurotoxin; neurotransmitter; P450 inhibitor; probe; signalling molecule; vasodilator agent |
formic acid formic acid: RN given refers to parent cpd. formic acid : The simplest carboxylic acid, containing a single carbon. Occurs naturally in various sources including the venom of bee and ant stings, and is a useful organic synthetic reagent. Principally used as a preservative and antibacterial agent in livestock feed. Induces severe metabolic acidosis and ocular injury in human subjects. | 2.08 | 1 | 0 | monocarboxylic acid | antibacterial agent; astringent; metabolite; protic solvent; solvent |
carnitine [no description available] | 1.98 | 1 | 0 | amino-acid betaine | human metabolite; mouse metabolite |
catechol [no description available] | 2.94 | 4 | 0 | catechols | allelochemical; genotoxin; plant metabolite |
methane Methane: The simplest saturated hydrocarbon. It is a colorless, flammable gas, slightly soluble in water. It is one of the chief constituents of natural gas and is formed in the decomposition of organic matter. (Grant & Hackh's Chemical Dictionary, 5th ed). methane : A one-carbon compound in which the carbon is attached by single bonds to four hydrogen atoms. It is a colourless, odourless, non-toxic but flammable gas (b.p. -161degreeC). | 4.32 | 17 | 0 | alkane; gas molecular entity; mononuclear parent hydride; one-carbon compound | bacterial metabolite; fossil fuel; greenhouse gas |
chloroacetic acid chloroacetic acid: urinary metabolite of vinyl chloride; RN given refers to parent cpd; structure. chloroacetic acid : A chlorocarboxylic acid that is acetic acid carrying a 2-chloro substituent. | 2.68 | 3 | 0 | chlorocarboxylic acid; haloacetic acid | alkylating agent; herbicide |
citric acid, anhydrous Citric Acid: A key intermediate in metabolism. It is an acid compound found in citrus fruits. The salts of citric acid (citrates) can be used as anticoagulants due to their calcium chelating ability.. citric acid : A tricarboxylic acid that is propane-1,2,3-tricarboxylic acid bearing a hydroxy substituent at position 2. It is an important metabolite in the pathway of all aerobic organisms. | 2.85 | 4 | 0 | tricarboxylic acid | antimicrobial agent; chelator; food acidity regulator; fundamental metabolite |
chlorine chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 3.72 | 10 | 0 | halide anion; monoatomic chlorine | cofactor; Escherichia coli metabolite; human metabolite |
hydrochloric acid Hydrochloric Acid: A strong corrosive acid that is commonly used as a laboratory reagent. It is formed by dissolving hydrogen chloride in water. GASTRIC ACID is the hydrochloric acid component of GASTRIC JUICE.. hydrogen chloride : A mononuclear parent hydride consisting of covalently bonded hydrogen and chlorine atoms. | 2.39 | 2 | 0 | chlorine molecular entity; gas molecular entity; hydrogen halide; mononuclear parent hydride | mouse metabolite |
coumarin 2H-chromen-2-one: coumarin derivative | 3.51 | 8 | 0 | coumarins | fluorescent dye; human metabolite; plant metabolite |
2-cresol 2-cresol: RN given refers to parent cpd. o-cresol : A cresol that is phenol substituted by a methyl group at position 2. It is a minor urinary metabolite of toluene. | 4.79 | 10 | 0 | cresol | human xenobiotic metabolite |
salicylic acid Scalp: The outer covering of the calvaria. It is composed of several layers: SKIN; subcutaneous connective tissue; the occipitofrontal muscle which includes the tendinous galea aponeurotica; loose connective tissue; and the pericranium (the PERIOSTEUM of the SKULL). | 10.05 | 13 | 0 | monohydroxybenzoic acid | algal metabolite; antifungal agent; antiinfective agent; EC 1.11.1.11 (L-ascorbate peroxidase) inhibitor; keratolytic drug; plant hormone; plant metabolite |
3-cresol 3-cresol: RN given refers to parent cpd. m-cresol : A cresol with the methyl substituent at position 3. It is a minor urinary metabolite of toluene. | 4.48 | 7 | 0 | cresol | human xenobiotic metabolite |
octane Octanes: Eight-carbon saturated hydrocarbon group of the methane series. Include isomers and derivatives.. octane : A straight chain alkane composed of 8 carbon atoms. | 2.11 | 1 | 0 | alkane | xenobiotic |
gallic acid gallate : A trihydroxybenzoate that is the conjugate base of gallic acid. | 3.1 | 1 | 0 | trihydroxybenzoic acid | antineoplastic agent; antioxidant; apoptosis inducer; astringent; cyclooxygenase 2 inhibitor; EC 1.13.11.33 (arachidonate 15-lipoxygenase) inhibitor; geroprotector; human xenobiotic metabolite; plant metabolite |
4-nitrophenylphosphate nitrophenylphosphate: RN given refers to mono(4-nitrophenyl) ester of phosphoric acid. 4-nitrophenyl phosphate : An aryl phosphate resulting from the mono-esterification of phosphoric acid with 4-nitrophenol. | 4.23 | 17 | 0 | aryl phosphate | mouse metabolite |
octanoic acid octanoic acid: RN given refers to parent cpd; structure in Merck Index, 9th ed, #1764. octanoic acid : A straight-chain saturated fatty acid that is heptane in which one of the hydrogens of a terminal methyl group has been replaced by a carboxy group. Octanoic acid is also known as caprylic acid. | 3.77 | 3 | 0 | medium-chain fatty acid; straight-chain saturated fatty acid | antibacterial agent; Escherichia coli metabolite; human metabolite |
4-aminophenol 4-aminophenol: RN given refers to parent cpd. 4-aminophenol : An amino phenol (one of the three possible isomers) which has the single amino substituent located para to the phenolic -OH group. | 6.52 | 56 | 0 | aminophenol | allergen; metabolite |
bupropion Bupropion: A propiophenone-derived antidepressant and antismoking agent that inhibits the uptake of DOPAMINE.. bupropion : An aromatic ketone that is propiophenone carrying a tert-butylamino group at position 2 and a chloro substituent at position 3 on the phenyl ring. | 2.03 | 1 | 0 | aromatic ketone; monochlorobenzenes; secondary amino compound | antidepressant; environmental contaminant; xenobiotic |
3-chlorobenzoic acid [no description available] | 1.95 | 1 | 0 | monochlorobenzoic acid | drug metabolite |
guaiacol Guaiacol: An agent thought to have disinfectant properties and used as an expectorant. (From Martindale, The Extra Pharmacopoeia, 30th ed, p747). methylcatechol : Any member of the class of catechols carrying one or more methyl substituents.. guaiacol : A monomethoxybenzene that consists of phenol with a methoxy substituent at the ortho position. | 2.9 | 4 | 0 | guaiacols | disinfectant; EC 1.1.1.25 (shikimate dehydrogenase) inhibitor; expectorant; plant metabolite |
hippuric acid hippuric acid: RN given refers to parent cpd; structure in Merck Index, 9th ed, #4591. N-benzoylglycine : An N-acylglycine in which the acyl group is specified as benzoyl. | 1.98 | 1 | 0 | N-acylglycine | human blood serum metabolite; uremic toxin |
4-nitrobenzaldehyde 4-nitrobenzaldehyde: RN given refers to parent cpd. 4-nitrobenzaldehyde : A C-nitro compound that is benzaldehyde substituted at the para-position with a nitro group. | 2.21 | 1 | 0 | benzaldehydes; C-nitro compound | |
dibenzofuran Dibenzofurans: Compounds that include the structure of dibenzofuran.. dibenzofurans : Any organic heterotricyclic compound based on a dibenzofuran skeleton and its substituted derivatives thereof.. dibenzofuran : A mancude organic heterotricyclic parent that consists of a furan ring flanked by two benzene rings ortho-fused across the 2,3- and 4,5-positions. | 2.05 | 1 | 0 | dibenzofurans; mancude organic heterotricyclic parent; polycyclic heteroarene | xenobiotic |
formaldehyde paraform: polymerized formaldehyde; RN given refers to parent cpd; used in root canal therapy | 2.69 | 3 | 0 | aldehyde; one-carbon compound | allergen; carcinogenic agent; disinfectant; EC 3.5.1.4 (amidase) inhibitor; environmental contaminant; Escherichia coli metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
formamide formimidic acid : A carboximidic acid that is formic acid in which the carbonyl oxygen is replaced by an imino group.. primary carboxamide : A carboxamide resulting from the formal condensation of a carboxylic acid with ammonia; formula RC(=O)NH2. | 1.98 | 1 | 0 | carboximidic acid; formamides; monocarboxylic acid amide; one-carbon compound | solvent |
glycine [no description available] | 2.45 | 2 | 0 | alpha-amino acid; amino acid zwitterion; proteinogenic amino acid; serine family amino acid | EC 2.1.2.1 (glycine hydroxymethyltransferase) inhibitor; fundamental metabolite; hepatoprotective agent; micronutrient; neurotransmitter; NMDA receptor agonist; nutraceutical |
glycerol Moon: The natural satellite of the planet Earth. It includes the lunar cycles or phases, the lunar month, lunar landscapes, geography, and soil. | 2.88 | 4 | 0 | alditol; triol | algal metabolite; detergent; Escherichia coli metabolite; geroprotector; human metabolite; mouse metabolite; osmolyte; Saccharomyces cerevisiae metabolite; solvent |
glycolic acid glycolic acid: RN given refers to parent cpd. glycolic acid : A 2-hydroxy monocarboxylic acid that is acetic acid where the methyl group has been hydroxylated. | 2.03 | 1 | 0 | 2-hydroxy monocarboxylic acid; primary alcohol | keratolytic drug; metabolite |
hydrogen cyanide Hydrogen Cyanide: Hydrogen cyanide (HCN); A toxic liquid or colorless gas. It is found in the smoke of various tobacco products and released by combustion of nitrogen-containing organic materials.. hydrogen cyanide : A one-carbon compound consisting of a methine group triple bonded to a nitrogen atom | 2.41 | 1 | 0 | hydracid; one-carbon compound | Escherichia coli metabolite; human metabolite; poison |
hydrogen carbonate Bicarbonates: Inorganic salts that contain the -HCO3 radical. They are an important factor in determining the pH of the blood and the concentration of bicarbonate ions is regulated by the kidney. Levels in the blood are an index of the alkali reserve or buffering capacity.. hydrogencarbonate : The carbon oxoanion resulting from the removal of a proton from carbonic acid. | 2.41 | 1 | 0 | carbon oxoanion | cofactor; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
hydrogen Hydrogen: The first chemical element in the periodic table with atomic symbol H, and atomic number 1. Protium (atomic weight 1) is by far the most common hydrogen isotope. Hydrogen also exists as the stable isotope DEUTERIUM (atomic weight 2) and the radioactive isotope TRITIUM (atomic weight 3). Hydrogen forms into a diatomic molecule at room temperature and appears as a highly flammable colorless and odorless gas.. dihydrogen : An elemental molecule consisting of two hydrogens joined by a single bond. | 3.11 | 5 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
hydroquinone [no description available] | 5.09 | 13 | 0 | benzenediol; hydroquinones | antioxidant; carcinogenic agent; cofactor; Escherichia coli metabolite; human xenobiotic metabolite; mouse metabolite; skin lightening agent |
imidazole imidazole: RN given refers to parent cpd. 1H-imidazole : An imidazole tautomer which has the migrating hydrogen at position 1. | 2.13 | 1 | 0 | imidazole | |
indole [no description available] | 2.44 | 2 | 0 | indole; polycyclic heteroarene | Escherichia coli metabolite |
iodine Iodine: A nonmetallic element of the halogen group that is represented by the atomic symbol I, atomic number 53, and atomic weight of 126.90. It is a nutritionally essential element, especially important in thyroid hormone synthesis. In solution, it has anti-infective properties and is used topically.. diiodine : Molecule comprising two covalently bonded iodine atoms with overall zero charge.. | 2.11 | 1 | 0 | diatomic iodine | nutrient |
itaconic acid itaconic acid : A dicarboxylic acid that is methacrylic acid in which one of the methyl hydrogens is substituted by a carboxylic acid group. | 7.31 | 1 | 0 | dicarboxylic acid; dicarboxylic fatty acid; olefinic compound | fungal metabolite; human metabolite |
malonic acid malonic acid : An alpha,omega-dicarboxylic acid in which the two carboxy groups are separated by a single methylene group.. dicarboxylic acid : Any carboxylic acid containing two carboxy groups. | 2.05 | 1 | 0 | alpha,omega-dicarboxylic acid | human metabolite |
methanol Methanol: A colorless, flammable liquid used in the manufacture of FORMALDEHYDE and ACETIC ACID, in chemical synthesis, antifreeze, and as a solvent. Ingestion of methanol is toxic and may cause blindness.. primary alcohol : A primary alcohol is a compound in which a hydroxy group, -OH, is attached to a saturated carbon atom which has either three hydrogen atoms attached to it or only one other carbon atom and two hydrogen atoms attached to it.. methanol : The primary alcohol that is the simplest aliphatic alcohol, comprising a methyl and an alcohol group. | 5.24 | 9 | 0 | alkyl alcohol; one-carbon compound; primary alcohol; volatile organic compound | amphiprotic solvent; Escherichia coli metabolite; fuel; human metabolite; mouse metabolite; Mycoplasma genitalium metabolite |
melatonin [no description available] | 1.96 | 1 | 0 | acetamides; tryptamines | anticonvulsant; central nervous system depressant; geroprotector; hormone; human metabolite; immunological adjuvant; mouse metabolite; radical scavenger |
acetanilide acetanilide: a phenylacetamide; use ACETANILIDES for the plural group meaning of the singular term. N-phenylacetamide : A member of the class of acetamides that is acetamide in which one of the hydrogens attached to the nitrogen is substituted by a phenyl group. | 2.9 | 4 | 0 | acetamides; anilide | analgesic |
naphthalene [no description available] | 4.01 | 4 | 0 | naphthalenes; ortho-fused bicyclic arene | apoptosis inhibitor; carcinogenic agent; environmental contaminant; mouse metabolite; plant metabolite; volatile oil component |
nickel Nickel: A trace element with the atomic symbol Ni, atomic number 28, and atomic weight 58.69. It is a cofactor of the enzyme UREASE.. nickel ion : A nickel atom having a net electric charge.. nickel atom : Chemical element (nickel group element atom) with atomic number 28. | 4.37 | 18 | 0 | metal allergen; nickel group element atom | epitope; micronutrient |
niacin Niacin: A water-soluble vitamin of the B complex occurring in various animal and plant tissues. It is required by the body for the formation of coenzymes NAD and NADP. It has PELLAGRA-curative, vasodilating, and antilipemic properties.. vitamin B3 : Any member of a group of vitamers that belong to the chemical structural class called pyridines that exhibit biological activity against vitamin B3 deficiency. Vitamin B3 deficiency causes a condition known as pellagra whose symptoms include depression, dermatitis and diarrhea. The vitamers include nicotinic acid and nicotinamide (and their ionized and salt forms).. nicotinic acid : A pyridinemonocarboxylic acid that is pyridine in which the hydrogen at position 3 is replaced by a carboxy group. | 2.69 | 3 | 0 | pyridine alkaloid; pyridinemonocarboxylic acid; vitamin B3 | antidote; antilipemic drug; EC 3.5.1.19 (nicotinamidase) inhibitor; Escherichia coli metabolite; human urinary metabolite; metabolite; mouse metabolite; plant metabolite; vasodilator agent |
nitrates Nitrates: Inorganic or organic salts and esters of nitric acid. These compounds contain the NO3- radical. | 4.13 | 15 | 0 | monovalent inorganic anion; nitrogen oxoanion; reactive nitrogen species | |
nitric acid Nitric Acid: Nitric acid (HNO3). A colorless liquid that is used in the manufacture of inorganic and organic nitrates and nitro compounds for fertilizers, dye intermediates, explosives, and many different organic chemicals. Continued exposure to vapor may cause chronic bronchitis; chemical pneumonitis may occur. (From Merck Index, 11th ed). nitric acid : A nitrogen oxoacid of formula HNO3 in which the nitrogen atom is bonded to a hydroxy group and by equivalent bonds to the remaining two oxygen atoms. | 2.47 | 2 | 0 | nitrogen oxoacid | protic solvent; reagent |
nitrites Nitrites: Salts of nitrous acid or compounds containing the group NO2-. The inorganic nitrites of the type MNO2 (where M=metal) are all insoluble, except the alkali nitrites. The organic nitrites may be isomeric, but not identical with the corresponding nitro compounds. (Grant & Hackh's Chemical Dictionary, 5th ed) | 3.74 | 10 | 0 | monovalent inorganic anion; nitrogen oxoanion; reactive nitrogen species | human metabolite |
n,n-dimethylaniline N,N-dimethylaniline: RN given refers to parent cpd; structure. dimethylaniline : A methylaniline carrying at least two methyl groups.. N,N-dimethylaniline : A tertiary amine that is aniline in which the amino hydrogens are replaced by two methyl groups. | 3.81 | 3 | 0 | dimethylaniline; tertiary amine | |
1-octanol 1-Octanol: A colorless, slightly viscous liquid used as a defoaming or wetting agent. It is also used as a solvent for protective coatings, waxes, and oils, and as a raw material for plasticizers. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 5th ed). octan-1-ol : An octanol carrying the hydroxy group at position 1. | 3.81 | 3 | 0 | octanol; primary alcohol | antifungal agent; bacterial metabolite; fuel additive; kairomone; plant metabolite |
hydroxide ion [no description available] | 2.99 | 4 | 0 | oxygen hydride | mouse metabolite |
oxalic acid Oxalic Acid: A strong dicarboxylic acid occurring in many plants and vegetables. It is produced in the body by metabolism of glyoxylic acid or ascorbic acid. It is not metabolized but excreted in the urine. It is used as an analytical reagent and general reducing agent.. oxalic acid : An alpha,omega-dicarboxylic acid that is ethane substituted by carboxyl groups at positions 1 and 2. | 2.05 | 1 | 0 | alpha,omega-dicarboxylic acid | algal metabolite; human metabolite; plant metabolite |
4-aminobenzoic acid 4-Aminobenzoic Acid: An aminobenzoic acid isomer that combines with pteridine and GLUTAMIC ACID to form FOLIC ACID. The fact that 4-aminobenzoic acid absorbs light throughout the UVB range has also resulted in its use as an ingredient in SUNSCREENS.. 4-ammoniobenzoate : A zwitterion obtained by transfer of a proton from the carboxy to the amino group of 4-aminobenzoic acid.. 4-aminobenzoic acid : An aminobenzoic acid in which the amino group is para to the carboxy group. | 2.68 | 3 | 0 | aminobenzoic acid; aromatic amino-acid zwitterion | allergen; Escherichia coli metabolite; plant metabolite |
palmitic acid Palmitic Acid: A common saturated fatty acid found in fats and waxes including olive oil, palm oil, and body lipids.. hexadecanoic acid : A straight-chain, sixteen-carbon, saturated long-chain fatty acid. | 2.4 | 2 | 0 | long-chain fatty acid; straight-chain saturated fatty acid | algal metabolite; Daphnia magna metabolite; EC 1.1.1.189 (prostaglandin-E2 9-reductase) inhibitor; plant metabolite |
parathion [no description available] | 10.78 | 29 | 0 | C-nitro compound; organic thiophosphate; organothiophosphate insecticide | acaricide; agrochemical; avicide; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; mouse metabolite |
pentachlorophenol PENTA: structure given in first source | 3.59 | 9 | 0 | aromatic fungicide; chlorophenol; organochlorine pesticide; pentachlorobenzenes | human xenobiotic metabolite |
phenanthrene phenanthrene : A polycyclic aromatic hydrocarbon composed of three fused benzene rings which takes its name from the two terms 'phenyl' and 'anthracene.' | 3.07 | 1 | 0 | ortho-fused polycyclic arene; ortho-fused tricyclic hydrocarbon; phenanthrenes | environmental contaminant; mouse metabolite |
phenol [no description available] | 6.93 | 54 | 0 | phenols | antiseptic drug; disinfectant; human xenobiotic metabolite; mouse metabolite |
phenylacetic acid phenylacetic acid : A monocarboxylic acid that is toluene in which one of the hydrogens of the methyl group has been replaced by a carboxy group. | 3.11 | 5 | 0 | benzenes; monocarboxylic acid; phenylacetic acids | allergen; Aspergillus metabolite; auxin; EC 6.4.1.1 (pyruvate carboxylase) inhibitor; Escherichia coli metabolite; human metabolite; plant growth retardant; plant metabolite; Saccharomyces cerevisiae metabolite; toxin |
phosphorylcholine Phosphorylcholine: Calcium and magnesium salts used therapeutically in hepatobiliary dysfunction.. phosphocholine : The phosphate of choline; and the parent compound of the phosphocholine family. | 1.98 | 1 | 0 | phosphocholines | allergen; epitope; hapten; human metabolite; mouse metabolite |
picolinic acid picolinic acid: iron-chelating agent that inhibits DNA synthesis; may interfere with iron-dependent production of stable free organic radical which is essential for ribonucleotide reductase formation of deoxyribonucleotides; RN given refers to parent cpd; structure in Merck Index, 9th ed, #7206. picolinic acid : A pyridinemonocarboxylic acid in which the carboxy group is located at position 2. It is an intermediate in the metabolism of tryptophan. | 1.97 | 1 | 0 | pyridinemonocarboxylic acid | human metabolite; MALDI matrix material |
propylene glycol Propylene Glycol: A clear, colorless, viscous organic solvent and diluent used in pharmaceutical preparations.. propane-1,2-diol : The simplest member of the class of propane-1,2-diols, consisting of propane in which a hydrogen at position 1 and a hydrogen at position 2 are substituted by hydroxy groups. A colourless, viscous, hygroscopic, low-melting (-59degreeC) and high-boiling (188degreeC) liquid with low toxicity, it is used as a solvent, emulsifying agent, and antifreeze. | 1.93 | 1 | 0 | glycol; propane-1,2-diols | allergen; human xenobiotic metabolite; mouse metabolite; protic solvent |
1-propanol 1-Propanol: A colorless liquid made by oxidation of aliphatic hydrocarbons that is used as a solvent and chemical intermediate.. propan-1-ol : The parent member of the class of propan-1-ols that is propane in which a hydrogen of one of the methyl groups is replaced by a hydroxy group. | 4.19 | 5 | 0 | propan-1-ols; short-chain primary fatty alcohol | metabolite; protic solvent |
propionic acid propionic acid : A short-chain saturated fatty acid comprising ethane attached to the carbon of a carboxy group. | 2.69 | 3 | 0 | saturated fatty acid; short-chain fatty acid | antifungal drug |
pyrazinamide pyrazinecarboxamide : A monocarboxylic acid amide resulting from the formal condensation of the carboxy group of pyrazinoic acid (pyrazine-2-carboxylic acid) with ammonia. A prodrug for pyrazinoic acid, pyrazinecarboxamide is used as part of multidrug regimens for the treatment of tuberculosis. | 2.13 | 1 | 0 | monocarboxylic acid amide; N-acylammonia; pyrazines | antitubercular agent; prodrug |
pyrazole 1H-pyrazole : The 1H-tautomer of pyrazole. | 2.89 | 4 | 0 | pyrazole | |
pyridine azine : An organonitrogen compound of general structure RCH=N-N=CHR or RR'C=N-N=CRR'. | 4.71 | 9 | 0 | azaarene; mancude organic heteromonocyclic parent; monocyclic heteroarene; pyridines | environmental contaminant; NMR chemical shift reference compound |
pyridoxine 4,5-bis(hydroxymethyl)-2-methylpyridin-3-ol: structure in first source. vitamin B6 : Any member of the group of pyridines that exhibit biological activity against vitamin B6 deficiency. Vitamin B6 deficiency is associated with microcytic anemia, electroencephalographic abnormalities, dermatitis with cheilosis (scaling on the lips and cracks at the corners of the mouth) and glossitis (swollen tongue), depression and confusion, and weakened immune function. Vitamin B6 consists of the vitamers pyridoxine, pyridoxal, and pyridoxamine and their respective 5'-phosphate esters (and includes their corresponding ionized and salt forms). | 2 | 1 | 0 | hydroxymethylpyridine; methylpyridines; monohydroxypyridine; vitamin B6 | cofactor; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
pyrogallol benzenetriol : A triol in which three hydroxy groups are substituted onto a benzene ring. | 3.53 | 2 | 0 | benzenetriol; phenolic donor | plant metabolite |
dimethyl sulfide dimethyl sulfide: structure. dimethyl sulfide : A methyl sulfide in which the sulfur atom is substituted by two methyl groups. It is produced naturally by some marine algae.. methyl sulfide : Any aliphatic sulfide in which at least one of the organyl groups attached to the sulfur is a methyl group. | 2.02 | 1 | 0 | aliphatic sulfide | algal metabolite; bacterial xenobiotic metabolite; EC 3.5.1.4 (amidase) inhibitor; Escherichia coli metabolite; marine metabolite |
sarcosine cocobetaine: N-alkyl-betaine; cause of shampoo dermatitis | 1.99 | 1 | 0 | N-alkylglycine zwitterion; N-alkylglycine; N-methyl-amino acid; N-methylglycines | Escherichia coli metabolite; glycine receptor agonist; glycine transporter 1 inhibitor; human metabolite; mouse metabolite |
selenious acid Selenious Acid: A selenium compound with the molecular formula H2SO3. It used as a source of SELENIUM, especially for patients that develop selenium deficiency following prolonged PARENTERAL NUTRITION. | 1.96 | 1 | 0 | selenium oxoacid | |
sulfites Sulfites: Inorganic salts of sulfurous acid.. sulfites : Any sulfurous acid derivative that is a salt or an ester of sulfurous acid.. organosulfonate oxoanion : An organic anion obtained by deprotonation of the sufonate group(s) of any organosulfonic acid.. sulfite : A sulfur oxoanion that is the conjugate base of hydrogen sulfite (H2SO3). | 2.13 | 1 | 0 | divalent inorganic anion; sulfur oxide; sulfur oxoanion | |
spermine [no description available] | 1.96 | 1 | 0 | polyazaalkane; tetramine | antioxidant; fundamental metabolite; immunosuppressive agent |
thiophane [no description available] | 2.02 | 1 | 0 | saturated organic heteromonocyclic parent; tetrahydrothiophenes | |
thiamine thiamine(1+) : A primary alcohol that is 1,3-thiazol-3-ium substituted by (4-amino-2-methylpyrimidin-5-yl)methyl, methyl and 2-hydroxyethyl groups at positions 3, 4 and 5, respectively. | 2 | 1 | 0 | primary alcohol; vitamin B1 | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
toluene methylbenzene : Any alkylbenzene that is benzene substituted with one or more methyl groups. | 4.35 | 6 | 0 | methylbenzene; toluenes; volatile organic compound | cholinergic antagonist; fuel additive; neurotoxin; non-polar solvent |
tryptophan [no description available] | 3.1 | 1 | 0 | alpha-amino acid; amino acid zwitterion; aminoalkylindole; aromatic amino acid; polar amino acid | Daphnia magna metabolite |
uracil 2,4-dihydroxypyrimidine: a urinary biomarker for bipolar disorder | 2.42 | 2 | 0 | pyrimidine nucleobase; pyrimidone | allergen; Daphnia magna metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; prodrug; Saccharomyces cerevisiae metabolite |
urea pseudourea: clinical use; structure. isourea : A carboximidic acid that is the imidic acid tautomer of urea, H2NC(=NH)OH, and its hydrocarbyl derivatives. | 3.23 | 5 | 0 | isourea; monocarboxylic acid amide; one-carbon compound | Daphnia magna metabolite; Escherichia coli metabolite; fertilizer; flour treatment agent; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
vanillin Vanilla: A plant genus of the family ORCHIDACEAE that is the source of the familiar flavoring used in foods and medicines (FLAVORING AGENTS). | 3.78 | 3 | 0 | benzaldehydes; monomethoxybenzene; phenols | anti-inflammatory agent; anticonvulsant; antioxidant; flavouring agent; plant metabolite |
catechin [no description available] | 3.1 | 1 | 0 | hydroxyflavan | |
gallopamil Gallopamil: Coronary vasodilator that is an analog of iproveratril (VERAPAMIL) with one more methoxy group on the benzene ring. | 2 | 1 | 0 | benzenes; organic amino compound | |
menthol Menthol: A monoterpene cyclohexanol produced from mint oils. | 3.76 | 3 | 0 | p-menthane monoterpenoid; secondary alcohol | volatile oil component |
mandelic acid SAMMA: mandelic acid condensation polymer | 1.98 | 1 | 0 | 2-hydroxy monocarboxylic acid; benzenes | antibacterial agent; human xenobiotic metabolite |
1-anilino-8-naphthalenesulfonate 1-anilino-8-naphthalenesulfonate: RN given refers to parent cpd. 8-anilinonaphthalene-1-sulfonic acid : A naphthalenesulfonic acid that is naphthalene-1-sulfonic acid substituted by a phenylamino group at position 8. | 4.1 | 15 | 0 | aminonaphthalene; naphthalenesulfonic acid | fluorescent probe |
2,4,5-trichlorophenoxyacetic acid 2,4,5-Trichlorophenoxyacetic Acid: An herbicide with strong irritant properties. Use of this compound on rice fields, orchards, sugarcane, rangeland, and other noncrop sites was terminated by the EPA in 1985. (From Merck Index, 11th ed). (2,4,5-trichlorophenoxy)acetic acid : A chlorophenoxyacetic acid that is phenoxyacetic acid in which the ring hydrogens at postions 2, 4 and 5 are substituted by chlorines. | 2.05 | 1 | 0 | chlorophenoxyacetic acid; trichlorobenzene | defoliant; phenoxy herbicide; synthetic auxin |
2,4-dichlorophenoxyacetic acid 2,4-Dichlorophenoxyacetic Acid: An herbicide with irritant effects on the eye and the gastrointestinal system.. 2,4-D : A chlorophenoxyacetic acid that is phenoxyacetic acid in which the ring hydrogens at postions 2 and 4 are substituted by chlorines. | 3.25 | 6 | 0 | chlorophenoxyacetic acid; dichlorobenzene | agrochemical; defoliant; EC 1.1.1.25 (shikimate dehydrogenase) inhibitor; environmental contaminant; phenoxy herbicide; synthetic auxin |
beta-resorcylic acid beta-resorcylic acid: RN given refers to parent cpd; structure | 1.95 | 1 | 0 | ||
2,4-dinitrophenol 2,4-Dinitrophenol: A toxic dye, chemically related to trinitrophenol (picric acid), used in biochemical studies of oxidative processes where it uncouples oxidative phosphorylation. It is also used as a metabolic stimulant. (Stedman, 26th ed). dinitrophenol : Members of the class of nitrophenol carrying two nitro substituents.. 2,4-dinitrophenol : A dinitrophenol having the nitro groups at the 2- and 4-positions. | 4.46 | 22 | 0 | dinitrophenol | allergen; antiseptic drug; bacterial xenobiotic metabolite; geroprotector; oxidative phosphorylation inhibitor |
2-aminofluorene [no description available] | 3.1 | 1 | 0 | ||
mercaptoethanol Mercaptoethanol: A water-soluble thiol derived from hydrogen sulfide and ethanol. It is used as a reducing agent for disulfide bonds and to protect sulfhydryl groups from oxidation. | 2.58 | 2 | 0 | alkanethiol; primary alcohol | geroprotector |
3-aminobenzamide [no description available] | 1.99 | 1 | 0 | benzamides; substituted aniline | EC 2.4.2.30 (NAD(+) ADP-ribosyltransferase) inhibitor |
3-methylcholanthrene Methylcholanthrene: A carcinogen that is often used in experimental cancer studies.. 3-methylcholanthrene : A pentacyclic ortho- and peri-fused polycyclic arene consisting of a dihydrocyclopenta[ij]tetraphene ring system with a methyl substituent at the 3-position. | 3.47 | 8 | 0 | ortho- and peri-fused polycyclic arene | aryl hydrocarbon receptor agonist; carcinogenic agent |
4-aminopyridine [no description available] | 2.47 | 2 | 0 | aminopyridine; aromatic amine | avicide; orphan drug; potassium channel blocker |
p-chloromercuribenzoic acid p-Chloromercuribenzoic Acid: An organic mercurial used as a sulfhydryl reagent. | 2.38 | 2 | 0 | chlorine molecular entity; mercuribenzoic acid | |
homovanillic acid Homovanillic Acid: A 3-O-methyl ETHER of (3,4-dihydroxyphenyl)acetic acid.. homovanillate : A hydroxy monocarboxylic acid anion which is obtained by deprotonation of the carboxy group of homovanillic acid.. homovanillic acid : A monocarboxylic acid that is the 3-O-methyl ether of (3,4-dihydroxyphenyl)acetic acid. It is a catecholamine metabolite. | 3.1 | 1 | 0 | guaiacols; monocarboxylic acid | human metabolite; mouse metabolite |
4-nonylphenol 4-nonylphenol: structure in first source; see also record for nonylphenol. 4-nonylphenol : A member of the class of phenols that is phenol which is para-substituted with a nonyl group. | 2.43 | 2 | 0 | phenols | environmental contaminant |
phenytoin [no description available] | 2.39 | 2 | 0 | imidazolidine-2,4-dione | anticonvulsant; drug allergen; sodium channel blocker; teratogenic agent |
6-hydroxymelatonin 6-hydroxymelatonin : A member of the class of tryptamines that is melatonin with a hydroxy group substituent at position 6. | 3.48 | 2 | 0 | acetamides; tryptamines | metabolite; mouse metabolite |
8-cyclopentyl-1,3-dimethylxanthine 8-cyclopentyl-1,3-dimethylxanthine: prolongs epileptic seizures in rats | 2 | 1 | 0 | oxopurine | |
oxyquinoline Oxyquinoline: An antiseptic with mild fungistatic, bacteriostatic, anthelmintic, and amebicidal action. It is also used as a reagent and metal chelator, as a carrier for radio-indium for diagnostic purposes, and its halogenated derivatives are used in addition as topical anti-infective agents and oral antiamebics.. quinolin-8-ol : A monohydroxyquinoline that is quinoline substituted by a hydroxy group at position 8. Its fungicidal properties are used for the control of grey mould on vines and tomatoes. | 3.86 | 3 | 0 | monohydroxyquinoline | antibacterial agent; antifungal agrochemical; antiseptic drug; iron chelator |
acetaminophen Acetaminophen: Analgesic antipyretic derivative of acetanilide. It has weak anti-inflammatory properties and is used as a common analgesic, but may cause liver, blood cell, and kidney damage.. paracetamol : A member of the class of phenols that is 4-aminophenol in which one of the hydrogens attached to the amino group has been replaced by an acetyl group. | 5.44 | 20 | 0 | acetamides; phenols | antipyretic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; cyclooxygenase 3 inhibitor; environmental contaminant; ferroptosis inducer; geroprotector; hepatotoxic agent; human blood serum metabolite; non-narcotic analgesic; non-steroidal anti-inflammatory drug; xenobiotic |
acetohexamide Acetohexamide: A sulfonylurea hypoglycemic agent that is metabolized in the liver to 1-hydrohexamide.. acetohexamide : An N-sulfonylurea that is urea in which a hydrogen attached to one of the nitrogens is replaced by a p-acetylphenylsulfonyl group, while a hydrogen attached to the other nitrogen is replaced by a cyclohexyl group. | 2.05 | 1 | 0 | acetophenones; N-sulfonylurea | hypoglycemic agent; insulin secretagogue |
albuterol Albuterol: A short-acting beta-2 adrenergic agonist that is primarily used as a bronchodilator agent to treat ASTHMA. Albuterol is prepared as a racemic mixture of R(-) and S(+) stereoisomers. The stereospecific preparation of R(-) isomer of albuterol is referred to as levalbuterol.. albuterol : A member of the class of phenylethanolamines that is 4-(2-amino-1-hydroxyethyl)-2-(hydroxymethyl)phenol having a tert-butyl group attached to the nirogen atom. It acts as a beta-adrenergic agonist used in the treatment of asthma and chronic obstructive pulmonary disease (COPD). | 2 | 1 | 0 | phenols; phenylethanolamines; secondary amino compound | beta-adrenergic agonist; bronchodilator agent; environmental contaminant; xenobiotic |
alprenolol Alprenolol: One of the ADRENERGIC BETA-ANTAGONISTS used as an antihypertensive, anti-anginal, and anti-arrhythmic agent.. alprenolol : A secondary alcohol that is propan-2-ol substituted by a 2-allylphenoxy group at position 1 and an isopropylamino group at position 3. It is a beta-adrenergic antagonist used as a antihypertensive, anti-arrhythmia and a sympatholytic agent. | 2.02 | 1 | 0 | secondary alcohol; secondary amino compound | anti-arrhythmia drug; antihypertensive agent; beta-adrenergic antagonist; sympatholytic agent |
theophylline [no description available] | 3.08 | 5 | 0 | dimethylxanthine | adenosine receptor antagonist; anti-asthmatic drug; anti-inflammatory agent; bronchodilator agent; drug metabolite; EC 3.1.4.* (phosphoric diester hydrolase) inhibitor; fungal metabolite; human blood serum metabolite; immunomodulator; muscle relaxant; vasodilator agent |
amiodarone Amiodarone: An antianginal and class III antiarrhythmic drug. It increases the duration of ventricular and atrial muscle action by inhibiting POTASSIUM CHANNELS and VOLTAGE-GATED SODIUM CHANNELS. There is a resulting decrease in heart rate and in vascular resistance.. amiodarone : A member of the class of 1-benzofurans that is 1-benzofuran substituted by a butyl group at position 2 and a 4-[2-(diethylamino)ethoxy]-3,5-diiodobenzoyl group at position 3. It is a cardiovascular drug used for the treatment of cardiac dysrhythmias. | 2.02 | 1 | 0 | 1-benzofurans; aromatic ketone; organoiodine compound; tertiary amino compound | cardiovascular drug |
amitriptyline Amitriptyline: Tricyclic antidepressant with anticholinergic and sedative properties. It appears to prevent the re-uptake of norepinephrine and serotonin at nerve terminals, thus potentiating the action of these neurotransmitters. Amitriptyline also appears to antagonize cholinergic and alpha-1 adrenergic responses to bioactive amines.. amitriptyline : An organic tricyclic compound that is 10,11-dihydro-5H-dibenzo[a,d][7]annulene substituted by a 3-(dimethylamino)propylidene group at position 5. | 4.04 | 4 | 0 | carbotricyclic compound; tertiary amine | adrenergic uptake inhibitor; antidepressant; environmental contaminant; tropomyosin-related kinase B receptor agonist; xenobiotic |
amobarbital Amobarbital: A barbiturate with hypnotic and sedative properties (but not antianxiety). Adverse effects are mainly a consequence of dose-related CNS depression and the risk of dependence with continued use is high. (From Martindale, The Extra Pharmacopoeia, 30th ed, p565). amobarbital : A member of the class of barbiturates that is pyrimidine-2,4,6(1H,3H,5H)-trione substituted by a 3-methylbutyl and an ethyl group at position 5. Amobarbital has been shown to exhibit sedative and hypnotic properties. | 2.44 | 2 | 0 | barbiturates | |
antipyrine Antipyrine: An analgesic and antipyretic that has been given by mouth and as ear drops. Antipyrine is often used in testing the effects of other drugs or diseases on drug-metabolizing enzymes in the liver. (From Martindale, The Extra Pharmacopoeia, 30th ed, p29). antipyrine : A pyrazolone derivative that is 1,2-dihydropyrazol-3-one substituted with methyl groups at N-1 and C-5 and with a phenyl group at N-2. | 3.27 | 6 | 0 | pyrazolone | antipyretic; cyclooxygenase 3 inhibitor; environmental contaminant; non-narcotic analgesic; non-steroidal anti-inflammatory drug; xenobiotic |
aspirin Aspirin: The prototypical analgesic used in the treatment of mild to moderate pain. It has anti-inflammatory and antipyretic properties and acts as an inhibitor of cyclooxygenase which results in the inhibition of the biosynthesis of prostaglandins. Aspirin also inhibits platelet aggregation and is used in the prevention of arterial and venous thrombosis. (From Martindale, The Extra Pharmacopoeia, 30th ed, p5). acetylsalicylate : A benzoate that is the conjugate base of acetylsalicylic acid, arising from deprotonation of the carboxy group.. acetylsalicylic acid : A member of the class of benzoic acids that is salicylic acid in which the hydrogen that is attached to the phenolic hydroxy group has been replaced by an acetoxy group. A non-steroidal anti-inflammatory drug with cyclooxygenase inhibitor activity. | 3.52 | 2 | 0 | benzoic acids; phenyl acetates; salicylates | anticoagulant; antipyretic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; drug allergen; EC 1.1.1.188 (prostaglandin-F synthase) inhibitor; geroprotector; non-narcotic analgesic; non-steroidal anti-inflammatory drug; plant activator; platelet aggregation inhibitor; prostaglandin antagonist; teratogenic agent |
astemizole Astemizole: Antihistamine drug now withdrawn from the market in many countries because of rare but potentially fatal side effects.. astemizole : A piperidine compound having a 2-(4-methoxyphenyl)ethyl group at the 1-position and an N-[(4-fluorobenzyl)benzimidazol-2-yl]amino group at the 4-position. | 2.02 | 1 | 0 | benzimidazoles; piperidines | anti-allergic agent; anticoronaviral agent; H1-receptor antagonist |
atenolol Atenolol: A cardioselective beta-1 adrenergic blocker possessing properties and potency similar to PROPRANOLOL, but without a negative inotropic effect.. atenolol : An ethanolamine compound having a (4-carbamoylmethylphenoxy)methyl group at the 1-position and an N-isopropyl substituent. | 2.72 | 3 | 0 | ethanolamines; monocarboxylic acid amide; propanolamine | anti-arrhythmia drug; antihypertensive agent; beta-adrenergic antagonist; environmental contaminant; sympatholytic agent; xenobiotic |
atrazine [no description available] | 3.13 | 5 | 0 | chloro-1,3,5-triazine; diamino-1,3,5-triazine | environmental contaminant; herbicide; xenobiotic |
baclofen [no description available] | 2.03 | 1 | 0 | amino acid zwitterion; gamma-amino acid; monocarboxylic acid; monochlorobenzenes; primary amino compound | central nervous system depressant; GABA agonist; muscle relaxant |
barbital 5,5-diethylbarbituric acid : A member of the class of barbiturates, the structure of which is that of barbituric acid substituted at C-5 by two ethyl groups. Formerly used as a hypnotic (sleeping aid). | 2.73 | 3 | 0 | barbiturates | drug allergen |
bay-k-8644 3-Pyridinecarboxylic acid, 1,4-dihydro-2,6-dimethyl-5-nitro-4-(2-(trifluoromethyl)phenyl)-, Methyl ester: A dihydropyridine derivative, which, in contrast to NIFEDIPINE, functions as a calcium channel agonist. The compound facilitates Ca2+ influx through partially activated voltage-dependent Ca2+ channels, thereby causing vasoconstrictor and positive inotropic effects. It is used primarily as a research tool.. Bay-K-8644 : A racemate comprising equimolar amounts of (R)- and (S)-Bay-K-8644. methyl 2,6-dimethyl-5-nitro-4-[2-(trifluoromethyl)phenyl]-1,4-dihydropyridine-3-carboxylate : A pentasubstituted dihydropyridine carrying methoxycarbonyl, 2-(trifluoromethyl)phenyl and nitro substituents at positions 3, 4 and 5 respectively as well as two methyl substituents at positions 2 and 6. | 1.98 | 1 | 0 | (trifluoromethyl)benzenes; C-nitro compound; dihydropyridine; methyl ester | |
bendroflumethiazide Bendroflumethiazide: A thiazide diuretic with actions and uses similar to those of HYDROCHLOROTHIAZIDE. It has been used in the treatment of familial hyperkalemia, hypertension, edema, and urinary tract disorders. (From Martindale, The Extra Pharmacopoeia, 30th ed, p810). bendroflumethiazide : A sulfonamide consisting of 7-sulfamoyl-3,4-dihydro-2H-1,2,4-benzothiadiazine 1,1-dioxide in which the hydrogen at position 6 is substituted by a trifluoromethyl group and that at position 3 is substituted by a benzyl group. | 2.05 | 1 | 0 | benzothiadiazine; sulfonamide | antihypertensive agent; diuretic |
benzamide benzamide : An aromatic amide that consists of benzene bearing a single carboxamido substituent. The parent of the class of benzamides. | 2.68 | 3 | 0 | benzamides | |
benzo(a)pyrene Benzo(a)pyrene: A potent mutagen and carcinogen. It is a public health concern because of its possible effects on industrial workers, as an environmental pollutant, an as a component of tobacco smoke.. benzo[a]pyrene : An ortho- and peri-fused polycyclic arene consisting of five fused benzene rings. | 2.92 | 4 | 0 | ortho- and peri-fused polycyclic arene | carcinogenic agent; mouse metabolite |
benzocaine Benzocaine: A surface anesthetic that acts by preventing transmission of impulses along NERVE FIBERS and at NERVE ENDINGS.. dextran sulfate sodium : An organic sodium salt of dextran sulfate. It induces colitis in mice.. benzocaine : A benzoate ester having 4-aminobenzoic acid as the acid component and ethanol as the alcohol component. A surface anaesthetic, it is used to suppress the gag reflex, and as a lubricant and topical anaesthetic on the larynx, mouth, nasal cavity, respiratory tract, oesophagus, rectum, urinary tract, and vagina. | 2.05 | 1 | 0 | benzoate ester; substituted aniline | allergen; antipruritic drug; sensitiser; topical anaesthetic |
beta-naphthoflavone beta-Naphthoflavone: A polyaromatic hydrocarbon inducer of P4501A1 and P4501A2 cytochromes. (Proc Soc Exp Biol Med 1994 Dec:207(3):302-308). beta-naphthoflavone : An extended flavonoid resulting from the formal fusion of a benzene ring with the f side of flavone. | 4.18 | 5 | 0 | extended flavonoid; naphtho-gamma-pyrone; organic heterotricyclic compound | aryl hydrocarbon receptor agonist |
bumetanide [no description available] | 3.1 | 1 | 0 | amino acid; benzoic acids; sulfonamide | diuretic; EC 3.6.3.49 (channel-conductance-controlling ATPase) inhibitor |
butamben butamben: structure. butamben : An amino acid ester resulting from the formal condensation of the carboxy group of 4-aminobenzoic acid with the hydroxy group of butan-1-ol. Its local anaesthetic properties have been used for surface anaesthesia of the skin and mucous membranes, and for relief of pain and itching associated with some anorectal disorders. | 2.05 | 1 | 0 | amino acid ester; benzoate ester; primary amino compound; substituted aniline | local anaesthetic |
caffeine [no description available] | 3.45 | 7 | 0 | purine alkaloid; trimethylxanthine | adenosine A2A receptor antagonist; adenosine receptor antagonist; adjuvant; central nervous system stimulant; diuretic; EC 2.7.11.1 (non-specific serine/threonine protein kinase) inhibitor; EC 3.1.4.* (phosphoric diester hydrolase) inhibitor; environmental contaminant; food additive; fungal metabolite; geroprotector; human blood serum metabolite; mouse metabolite; mutagen; plant metabolite; psychotropic drug; ryanodine receptor agonist; xenobiotic |
verapamil Verapamil: A calcium channel blocker that is a class IV anti-arrhythmia agent.. verapamil : A racemate comprising equimolar amounts of dexverapamil and (S)-verapamil. An L-type calcium channel blocker of the phenylalkylamine class, it is used (particularly as the hydrochloride salt) in the treatment of hypertension, angina pectoris and cardiac arrhythmia, and as a preventive medication for migraine.. 2-(3,4-dimethoxyphenyl)-5-{[2-(3,4-dimethoxyphenyl)ethyl](methyl)amino}-2-(propan-2-yl)pentanenitrile : A tertiary amino compound that is 3,4-dimethoxyphenylethylamine in which the hydrogens attached to the nitrogen are replaced by a methyl group and a 4-cyano-4-(3,4-dimethoxyphenyl)-5-methylhexyl group. | 2.45 | 2 | 0 | aromatic ether; nitrile; polyether; tertiary amino compound | |
carbamazepine Carbamazepine: A dibenzazepine that acts as a sodium channel blocker. It is used as an anticonvulsant for the treatment of grand mal and psychomotor or focal SEIZURES. It may also be used in the management of BIPOLAR DISORDER, and has analgesic properties.. carbamazepine : A dibenzoazepine that is 5H-dibenzo[b,f]azepine carrying a carbamoyl substituent at the azepine nitrogen, used as an anticonvulsant. | 3.52 | 2 | 0 | dibenzoazepine; ureas | analgesic; anticonvulsant; antimanic drug; drug allergen; EC 3.5.1.98 (histone deacetylase) inhibitor; environmental contaminant; glutamate transporter activator; mitogen; non-narcotic analgesic; sodium channel blocker; xenobiotic |
carbonyl cyanide m-chlorophenyl hydrazone Carbonyl Cyanide m-Chlorophenyl Hydrazone: A proton ionophore. It is commonly used as an uncoupling agent and inhibitor of photosynthesis because of its effects on mitochondrial and chloroplast membranes.. CCCP : A member of the class of monochlorobenzenes that is benzene substituted by 2-(1,3-dinitrilopropan-2-ylidene)hydrazinyl and chloro groups at positions 1 and 3, respectively. It is a mitochondrial depolarizing agent that induces reactive oxygen species mediated cell death. | 2.13 | 1 | 0 | hydrazone; monochlorobenzenes; nitrile | antibacterial agent; geroprotector; ionophore |
celecoxib [no description available] | 2.15 | 1 | 0 | organofluorine compound; pyrazoles; sulfonamide; toluenes | cyclooxygenase 2 inhibitor; geroprotector; non-narcotic analgesic; non-steroidal anti-inflammatory drug |
cetyltrimethylammonium ion Cetrimonium: Cetyltrimethylammonium compound whose salts and derivatives are used primarily as topical antiseptics.. cetyltrimethylammonium ion : A quaternary ammonium ion in which the substituents on nitrogen are one hexadecyl and three methyl groups. | 3.33 | 6 | 0 | quaternary ammonium ion | |
cetylpyridinium Cetylpyridinium: Cationic bactericidal surfactant used as a topical antiseptic for skin, wounds, mucous membranes, instruments, etc.; and also as a component in mouthwash and lozenges. | 2.96 | 4 | 0 | pyridinium ion | |
chloroxylenol chloroxylenol: topical antiseptic; RN given refers to parent cpd; structure. 4-chloro-3,5-dimethylphenol : A member of the class of phenols that is 3,5-xylenol which is substituted at position 4 by chlorine. It is bactericidal against most Gram-positive bacteria but less effective against Staphylococci and Gram-negative bacteria, and often inactive against Pseudomonas species. It is ineffective against bacterial spores. | 2.03 | 1 | 0 | monochlorobenzenes; phenols | antiseptic drug; disinfectant; molluscicide |
chlorpheniramine Chlorpheniramine: A histamine H1 antagonist used in allergic reactions, hay fever, rhinitis, urticaria, and asthma. It has also been used in veterinary applications. One of the most widely used of the classical antihistaminics, it generally causes less drowsiness and sedation than PROMETHAZINE.. chlorphenamine : A tertiary amino compound that is propylamine which is substituted at position 3 by a pyridin-2-yl group and a p-chlorophenyl group and in which the hydrogens attached to the nitrogen are replaced by methyl groups. A histamine H1 antagonist, it is used to relieve the symptoms of hay fever, rhinitis, urticaria, and asthma. | 4.04 | 4 | 0 | monochlorobenzenes; pyridines; tertiary amino compound | anti-allergic agent; antidepressant; antipruritic drug; H1-receptor antagonist; histamine antagonist; serotonin uptake inhibitor |
chlorpromazine Chlorpromazine: The prototypical phenothiazine antipsychotic drug. Like the other drugs in this class chlorpromazine's antipsychotic actions are thought to be due to long-term adaptation by the brain to blocking DOPAMINE RECEPTORS. Chlorpromazine has several other actions and therapeutic uses, including as an antiemetic and in the treatment of intractable hiccup.. chlorpromazine : A substituted phenothiazine in which the ring nitrogen at position 10 is attached to C-3 of an N,N-dimethylpropanamine moiety. | 3.8 | 3 | 0 | organochlorine compound; phenothiazines; tertiary amine | anticoronaviral agent; antiemetic; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; phenothiazine antipsychotic drug |
chlorpropham Chlorpropham: A carbamate that is used as an herbicide and as a plant growth regulator.. chlorpropham : A carbamate ester that is the isopropyl ester of 3-chlorophenylcarbamic acid. | 1.98 | 1 | 0 | benzenes; carbamate ester; monochlorobenzenes | herbicide; plant growth retardant |
chlorpyrifos Chlorpyrifos: An organothiophosphate cholinesterase inhibitor that is used as an insecticide and as an acaricide.. chlorpyrifos : An organic thiophosphate that is O,O-diethyl hydrogen phosphorothioate in which the hydrogen of the hydroxy group has been replaced by a 3,5,6-trichloropyridin-2-yl group. | 2.4 | 2 | 0 | chloropyridine; organic thiophosphate | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; environmental contaminant; insecticide; xenobiotic |
chlorzoxazone Chlorzoxazone: A centrally acting central muscle relaxant with sedative properties. It is claimed to inhibit muscle spasm by exerting an effect primarily at the level of the spinal cord and subcortical areas of the brain. (From Martindale, The Extra Pharmacopoea, 30th ed, p1202). chlorzoxazone : A member of the class of 1,3-benzoxazoles that is 1,3-benzoxazol-2-ol in which the hydrogen atom at position 5 is substituted by chlorine. A centrally acting muscle relaxant with sedative properties, it is used for the symptomatic treatment of painful muscle spasm. | 4.32 | 19 | 0 | 1,3-benzoxazoles; heteroaryl hydroxy compound; organochlorine compound | muscle relaxant; sedative |
ciprofibrate [no description available] | 3.49 | 2 | 0 | cyclopropanes; monocarboxylic acid; organochlorine compound | antilipemic drug |
ciprofloxacin Ciprofloxacin: A broad-spectrum antimicrobial carboxyfluoroquinoline.. ciprofloxacin : A quinolone that is quinolin-4(1H)-one bearing cyclopropyl, carboxylic acid, fluoro and piperazin-1-yl substituents at positions 1, 3, 6 and 7, respectively. | 2.97 | 4 | 0 | aminoquinoline; cyclopropanes; fluoroquinolone antibiotic; N-arylpiperazine; quinolinemonocarboxylic acid; quinolone antibiotic; quinolone; zwitterion | antibacterial drug; antiinfective agent; antimicrobial agent; DNA synthesis inhibitor; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; environmental contaminant; topoisomerase IV inhibitor; xenobiotic |
clofibrate angiokapsul: contains clofibrate & insoitolnicotinate | 3.78 | 3 | 0 | aromatic ether; ethyl ester; monochlorobenzenes | anticholesteremic drug; antilipemic drug; geroprotector; PPARalpha agonist |
clofibric acid Clofibric Acid: An antilipemic agent that is the biologically active metabolite of CLOFIBRATE.. clofibric acid : A monocarboxylic acid that is isobutyric acid substituted at position 2 by a p-chlorophenoxy group. It is a metabolite of the drug clofibrate. | 3.78 | 3 | 0 | aromatic ether; monocarboxylic acid; monochlorobenzenes | anticholesteremic drug; antilipemic drug; antineoplastic agent; herbicide; marine xenobiotic metabolite; PPARalpha agonist |
clonidine Clonidine: An imidazoline sympatholytic agent that stimulates ALPHA-2 ADRENERGIC RECEPTORS and central IMIDAZOLINE RECEPTORS. It is commonly used in the management of HYPERTENSION.. clonidine (amino form) : A clonidine that is 4,5-dihydro-1H-imidazol-2-amine in which one of the amino hydrogens is replaced by a 2,6-dichlorophenyl group. | 2.46 | 2 | 0 | clonidine; imidazoline | |
4-chloro-N-(2,6-dimethyl-1-piperidinyl)-3-sulfamoylbenzamide [no description available] | 3.1 | 1 | 0 | sulfonamide | |
4-cresol 4-cresol: RN given refers to parent cpd. p-cresol : A cresol that consists of toluene substituted by a hydroxy group at position 4. It is a metabolite of aromatic amino acid metabolism produced by intestinal microflora in humans and animals. | 4.6 | 8 | 0 | cresol | Escherichia coli metabolite; human metabolite; uremic toxin |
cyproheptadine Cyproheptadine: A serotonin antagonist and a histamine H1 blocker used as antipruritic, appetite stimulant, antiallergic, and for the post-gastrectomy dumping syndrome, etc.. cyproheptadine : The product resulting from the formal oxidative coupling of position 5 of 5H-dibenzo[a,d]cycloheptene with position 4 of 1-methylpiperidine resulting in the formation of a double bond between the two fragments. It is a sedating antihistamine with antimuscarinic and calcium-channel blocking actions. It is used (particularly as the hydrochloride sesquihydrate) for the relief of allergic conditions including rhinitis, conjunctivitis due to inhalant allergens and foods, urticaria and angioedema, and in pruritic skin disorders. Unlike other antihistamines, it is also a seratonin receptor antagonist, making it useful in conditions such as vascular headache and anorexia. | 3.51 | 2 | 0 | piperidines; tertiary amine | anti-allergic agent; antipruritic drug; gastrointestinal drug; H1-receptor antagonist; serotonergic antagonist |
danthron danthron: structure. chrysazin : A dihydroxyanthraquinone that is anthracene-9,10-dione substituted by hydroxy groups at positions 1 and 8. | 3.1 | 1 | 0 | dihydroxyanthraquinone | apoptosis inducer; plant metabolite |
dapsone [no description available] | 3.1 | 1 | 0 | substituted aniline; sulfone | anti-inflammatory drug; antiinfective agent; antimalarial; leprostatic drug |
decanoic acid decanoate : A fatty acid anion 10:0 that is the conjugate base of decanoic acid.. decanoic acid : A C10, straight-chain saturated fatty acid. | 3.48 | 2 | 0 | medium-chain fatty acid; straight-chain saturated fatty acid | algal metabolite; anti-inflammatory agent; antibacterial agent; human metabolite; plant metabolite; volatile oil component |
deferiprone Deferiprone: A pyridone derivative and iron chelator that is used in the treatment of IRON OVERLOAD in patients with THALASSEMIA.. deferiprone : A member of the class of 4-pyridones that is pyridin-4(1H)-one substituted at positions 1 and 2 by methyl groups and at position 3 by a hydroxy group. A lipid-soluble iron-chelator used for treatment of thalassaemia. | 2.05 | 1 | 0 | 4-pyridones | iron chelator; protective agent |
desipramine Desipramine: A tricyclic dibenzazepine compound that potentiates neurotransmission. Desipramine selectively blocks reuptake of norepinephrine from the neural synapse, and also appears to impair serotonin transport. This compound also possesses minor anticholinergic activity, through its affinity to muscarinic receptors.. desipramine : A dibenzoazepine consisting of 10,11-dihydro-5H-dibenzo[b,f]azepine substituted on nitrogen with a 3-(methylamino)propyl group. | 3.79 | 3 | 0 | dibenzoazepine; secondary amino compound | adrenergic uptake inhibitor; alpha-adrenergic antagonist; antidepressant; cholinergic antagonist; drug allergen; EC 3.1.4.12 (sphingomyelin phosphodiesterase) inhibitor; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; H1-receptor antagonist; serotonin uptake inhibitor |
nordazepam Nordazepam: An intermediate in the metabolism of DIAZEPAM to OXAZEPAM. It may have actions similar to those of diazepam.. nordazepam : A 1,4-benzodiazepinone having phenyl and chloro substituents at positions 5 and 7 respectively; it has anticonvulsant, anxiolytic, muscle relaxant and sedative properties but is used primarily in the treatment of anxiety. | 2.02 | 1 | 0 | 1,4-benzodiazepinone; organochlorine compound | anticonvulsant; anxiolytic drug; GABA modulator; human metabolite; sedative |
amphetamine Amphetamine: A powerful central nervous system stimulant and sympathomimetic. Amphetamine has multiple mechanisms of action including blocking uptake of adrenergics and dopamine, stimulation of release of monamines, and inhibiting monoamine oxidase. Amphetamine is also a drug of abuse and a psychotomimetic. The l- and the d,l-forms are included here. The l-form has less central nervous system activity but stronger cardiovascular effects. The d-form is DEXTROAMPHETAMINE.. 1-phenylpropan-2-amine : A primary amine that is isopropylamine in which a hydrogen attached to one of the methyl groups has been replaced by a phenyl group.. amphetamine : A racemate comprising equimolar amounts of (R)-amphetamine (also known as levamphetamine or levoamphetamine) and (S)-amphetamine (also known as dexamfetamine or dextroamphetamine. | 2.43 | 2 | 0 | primary amine | |
diazepam Diazepam: A benzodiazepine with anticonvulsant, anxiolytic, sedative, muscle relaxant, and amnesic properties and a long duration of action. Its actions are mediated by enhancement of GAMMA-AMINOBUTYRIC ACID activity.. diazepam : A 1,4-benzodiazepinone that is 1,3-dihydro-2H-1,4-benzodiazepin-2-one substituted by a chloro group at position 7, a methyl group at position 1 and a phenyl group at position 5. | 3.13 | 5 | 0 | 1,4-benzodiazepinone; organochlorine compound | anticonvulsant; anxiolytic drug; environmental contaminant; sedative; xenobiotic |
dibenzothiophene dibenzothiophene : A mancude organic heterotricyclic parent that consists of a thiophene ring flanked by two benzene rings ortho-fused across the 2,3- and 4,5-positions. | 2.05 | 1 | 0 | dibenzothiophenes; mancude organic heterotricyclic parent | keratolytic drug |
dibucaine Dibucaine: A local anesthetic of the amide type now generally used for surface anesthesia. It is one of the most potent and toxic of the long-acting local anesthetics and its parenteral use is restricted to spinal anesthesia. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1006). cinchocaine : A monocarboxylic acid amide that is the 2-(diethylamino)ethyl amide of 2-butoxyquinoline-4-carboxylic acid. One of the most potent and toxic of the long-acting local anesthetics, its parenteral use was restricted to spinal anesthesia. It is now generally only used (usually as the hydrochloride) in creams and ointments and in suppositories for temporary relief of pain and itching associated with skin and anorectal conditions. | 2.03 | 1 | 0 | aromatic ether; monocarboxylic acid amide; tertiary amino compound | topical anaesthetic |
dicamba Dicamba: A chlorinated organic herbicide.. dicamba : A methoxybenzoic acid that is O-methylsalicylic acid substituted by chloro groups at positions 3 and 6. | 1.98 | 1 | 0 | dichlorobenzene; methoxybenzoic acid | agrochemical; environmental contaminant; herbicide; synthetic auxin; xenobiotic |
dichlobanil 2,6-dichlorobenzonitrile : A nitrile that is benzonitrile which is substituted by chlorines at positions 2 and 6. A cellulose synthesis inhibitor, it is used as a pre-emergent and early post-emergent herbicide. | 2.9 | 4 | 0 | dichlorobenzene; nitrile | agrochemical; cellulose synthesis inhibitor; environmental contaminant; herbicide; xenobiotic |
diclofenac Diclofenac: A non-steroidal anti-inflammatory agent (NSAID) with antipyretic and analgesic actions. It is primarily available as the sodium salt.. diclofenac : A monocarboxylic acid consisting of phenylacetic acid having a (2,6-dichlorophenyl)amino group at the 2-position. | 3.53 | 8 | 0 | amino acid; aromatic amine; dichlorobenzene; monocarboxylic acid; secondary amino compound | antipyretic; drug allergen; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; non-narcotic analgesic; non-steroidal anti-inflammatory drug; xenobiotic |
diethylcarbamazine Diethylcarbamazine: An anthelmintic used primarily as the citrate in the treatment of filariasis, particularly infestations with Wucheria bancrofti or Loa loa. | 2.03 | 1 | 0 | N-carbamoylpiperazine; N-methylpiperazine | |
diflunisal Diflunisal: A salicylate derivative and anti-inflammatory analgesic with actions and side effects similar to those of ASPIRIN.. diflunisal : An organofluorine compound comprising salicylic acid having a 2,4-difluorophenyl group at the 5-position. | 8.5 | 2 | 0 | monohydroxybenzoic acid; organofluorine compound | non-narcotic analgesic; non-steroidal anti-inflammatory drug |
dimercaprol Dimercaprol: An anti-gas warfare agent that is effective against Lewisite (dichloro(2-chlorovinyl)arsine) and formerly known as British Anti-Lewisite or BAL. It acts as a chelating agent and is used in the treatment of arsenic, gold, and other heavy metal poisoning.. dimercaprol : A dithiol that is propane-1,2-dithiol in which one of the methyl hydrogens is replaced by a hydroxy group. a chelating agent originally developed during World War II as an experimental antidote against the arsenic-based poison gas Lewisite, it has been used clinically since 1949 for the treatment of poisoning by arsenic, mercury and gold. It can also be used for treatment of poisoning by antimony, bismuth and possibly thallium, and (with sodium calcium edetate) in cases of acute leaad poisoning. Administration is by (painful) intramuscular injection of a suspension of dimercaprol in peanut oil, typically every 4 hours for 2-10 days depending on the toxicity. In the past, dimercaprol was also used for the treatment of Wilson's disease, a severely debilitating genetic disorder in which the body tends to retain copper, with resultant liver and brain injury. | 1.93 | 1 | 0 | dithiol; primary alcohol | chelator |
diphenhydramine Diphenhydramine: A histamine H1 antagonist used as an antiemetic, antitussive, for dermatoses and pruritus, for hypersensitivity reactions, as a hypnotic, an antiparkinson, and as an ingredient in common cold preparations. It has some undesired antimuscarinic and sedative effects.. diphenhydramine : An ether that is the benzhydryl ether of 2-(dimethylamino)ethanol. It is a H1-receptor antagonist used as a antipruritic and antitussive drug.. antitussive : An agent that suppresses cough. Antitussives have a central or a peripheral action on the cough reflex, or a combination of both. Compare with expectorants, which are considered to increase the volume of secretions in the respiratory tract, so facilitating their removal by ciliary action and coughing, and mucolytics, which decrease the viscosity of mucus, facilitating its removal by ciliary action and expectoration. | 3.51 | 2 | 0 | ether; tertiary amino compound | anti-allergic agent; antidyskinesia agent; antiemetic; antiparkinson drug; antipruritic drug; antitussive; H1-receptor antagonist; local anaesthetic; muscarinic antagonist; oneirogen; sedative |
disulfiram [no description available] | 2.66 | 3 | 0 | organic disulfide; organosulfur acaricide | angiogenesis inhibitor; antineoplastic agent; apoptosis inducer; EC 1.2.1.3 [aldehyde dehydrogenase (NAD(+))] inhibitor; EC 3.1.1.1 (carboxylesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; EC 5.99.1.2 (DNA topoisomerase) inhibitor; ferroptosis inducer; fungicide; NF-kappaB inhibitor |
diuron Diuron: A pre-emergent herbicide.. diuron : A member of the class of 3-(3,4-substituted-phenyl)-1,1-dimethylureas that is urea in which both of the hydrogens attached to one nitrogen are substituted by methyl groups, and one of the hydrogens attached to the other nitrogen is substituted by a 3,4-dichlorophenyl group. | 2.1 | 1 | 0 | 3-(3,4-substituted-phenyl)-1,1-dimethylurea; dichlorobenzene | environmental contaminant; mitochondrial respiratory-chain inhibitor; photosystem-II inhibitor; urea herbicide; xenobiotic |
valproic acid Valproic Acid: A fatty acid with anticonvulsant and anti-manic properties that is used in the treatment of EPILEPSY and BIPOLAR DISORDER. The mechanisms of its therapeutic actions are not well understood. It may act by increasing GAMMA-AMINOBUTYRIC ACID levels in the brain or by altering the properties of VOLTAGE-GATED SODIUM CHANNELS.. valproic acid : A branched-chain saturated fatty acid that comprises of a propyl substituent on a pentanoic acid stem. | 3.1 | 1 | 0 | branched-chain fatty acid; branched-chain saturated fatty acid | anticonvulsant; antimanic drug; EC 3.5.1.98 (histone deacetylase) inhibitor; GABA agent; neuroprotective agent; psychotropic drug; teratogenic agent |
doxepin Doxepin: A dibenzoxepin tricyclic compound. It displays a range of pharmacological actions including maintaining adrenergic innervation. Its mechanism of action is not fully understood, but it appears to block reuptake of monoaminergic neurotransmitters into presynaptic terminals. It also possesses anticholinergic activity and modulates antagonism of histamine H(1)- and H(2)-receptors.. doxepin : A dibenzooxepine that is 6,11-dihydrodibenzo[b,e]oxepine substituted by a 3-(dimethylamino)propylidene group at position 11. It is used as an antidepressant drug. | 3.1 | 1 | 0 | dibenzooxepine; tertiary amino compound | antidepressant |
doxylamine Doxylamine: Histamine H1 antagonist with pronounced sedative properties. It is used in allergies and as an antitussive, antiemetic, and hypnotic. Doxylamine has also been administered in veterinary applications and was formerly used in PARKINSONISM. | 3.1 | 1 | 0 | pyridines; tertiary amine | anti-allergic agent; antiemetic; antitussive; cholinergic antagonist; H1-receptor antagonist; histamine antagonist; sedative |
emodin Emodin: Purgative anthraquinone found in several plants, especially RHAMNUS PURSHIANA. It was formerly used as a laxative, but is now used mainly as a tool in toxicity studies.. emodin : A trihydroxyanthraquinone that is 9,10-anthraquinone which is substituted by hydroxy groups at positions 1, 3, and 8 and by a methyl group at position 6. It is present in the roots and barks of numerous plants (particularly rhubarb and buckthorn), moulds, and lichens. It is an active ingredient of various Chinese herbs. | 3.1 | 1 | 0 | trihydroxyanthraquinone | antineoplastic agent; laxative; plant metabolite; tyrosine kinase inhibitor |
epinastine epinastine: RN given refers parent cpd. epinastine : A benzazepine that is 6,11-dihydro-5H-dibenzo[b,e]azepine in which the azepine ring is fused to the e side of 4,5-dihydro-1H-imidazol-2-amine. | 2.02 | 1 | 0 | benzazepine; guanidines | anti-allergic agent; H1-receptor antagonist; histamine antagonist; ophthalmology drug |
ethacrynic acid Ethacrynic Acid: A compound that inhibits symport of sodium, potassium, and chloride primarily in the ascending limb of Henle, but also in the proximal and distal tubules. This pharmacological action results in excretion of these ions, increased urinary output, and reduction in extracellular fluid. This compound has been classified as a loop or high ceiling diuretic.. etacrynic acid : An aromatic ether that is phenoxyacetic acid in which the phenyl ring is substituted by chlorines at positions 2 and 3, and by a 2-methylidenebutanoyl group at position 4. It is a loop diuretic used to treat high blood pressure resulting from diseases such as congestive heart failure, liver failure, and kidney failure. It is also a glutathione S-transferase (EC 2.5.1.18) inhibitor. | 3.52 | 2 | 0 | aromatic ether; aromatic ketone; dichlorobenzene; monocarboxylic acid | EC 2.5.1.18 (glutathione transferase) inhibitor; ion transport inhibitor; loop diuretic |
ether Ether: A mobile, very volatile, highly flammable liquid used as an inhalation anesthetic and as a solvent for waxes, fats, oils, perfumes, alkaloids, and gums. It is mildly irritating to skin and mucous membranes.. ether : An organooxygen compound with formula ROR, where R is not hydrogen.. diethyl ether : An ether in which the oxygen atom is linked to two ethyl groups. | 3.07 | 1 | 0 | ether; volatile organic compound | inhalation anaesthetic; non-polar solvent; refrigerant |
ethoxyresorufin ethoxyresorufin: structure | 3.51 | 8 | 0 | phenoxazine | |
ethylenediamine ethylenediamine: RN given refers to parent cpd; edamine is the recommended contraction for the ethylenediamine radical. ethylenediamine : An alkane-alpha,omega-diamine in which the alkane is ethane. | 2.45 | 2 | 0 | alkane-alpha,omega-diamine | GABA agonist |
fenbufen fenbufen: structure; RN given refers to parent cpd | 2.05 | 1 | 0 | 4-oxo monocarboxylic acid; biphenyls | non-steroidal anti-inflammatory drug |
fenoprofen Fenoprofen: A propionic acid derivative that is used as a non-steroidal anti-inflammatory agent.. fenoprofen : A monocarboxylic acid that is propanoic acid in which one of the hydrogens at position 2 is substituted by a 3-phenoxyphenyl group. A non-steroidal anti-inflammatory drug, the dihydrate form of the calcium salt is used for the management of mild to moderate pain and for the relief of pain and inflammation associated with disorders such as arthritis. It is pharmacologically similar to aspirin, but causes less gastrointestinal bleeding. | 3.1 | 1 | 0 | monocarboxylic acid | antipyretic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; drug allergen; non-narcotic analgesic; non-steroidal anti-inflammatory drug |
berotek Fenoterol: A synthetic adrenergic beta-2 agonist that is used as a bronchodilator and tocolytic.. fenoterol : A member of the class resorcinols that is 5-(1-hydroxyethyl)benzene-1,3-diol in which one of the methyl hydrogens is replaced by a 1-(4-hydroxyphenyl)propan-2-amino group. A beta2-adrenergic agonist, it is used (as the hydrobromide salt) as a bronchodilator in the management of reversible airway obstruction. | 3.1 | 1 | 0 | resorcinols; secondary alcohol; secondary amino compound | beta-adrenergic agonist; bronchodilator agent; sympathomimetic agent; tocolytic agent |
fentanyl Fentanyl: A potent narcotic analgesic, abuse of which leads to habituation or addiction. It is primarily a mu-opioid agonist. Fentanyl is also used as an adjunct to general anesthetics, and as an anesthetic for induction and maintenance. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1078). fentanyl : A monocarboxylic acid amide resulting from the formal condensation of the aryl amino group of N-phenyl-1-(2-phenylethyl)piperidin-4-amine with propanoic acid. | 2.03 | 1 | 0 | anilide; monocarboxylic acid amide; piperidines | adjuvant; anaesthesia adjuvant; anaesthetic; intravenous anaesthetic; mu-opioid receptor agonist; opioid analgesic |
fluconazole Fluconazole: Triazole antifungal agent that is used to treat oropharyngeal CANDIDIASIS and cryptococcal MENINGITIS in AIDS.. fluconazole : A member of the class of triazoles that is propan-2-ol substituted at position 1 and 3 by 1H-1,2,4-triazol-1-yl groups and at position 2 by a 2,4-difluorophenyl group. It is an antifungal drug used for the treatment of mucosal candidiasis and for systemic infections including systemic candidiasis, coccidioidomycosis, and cryptococcosis. | 2.17 | 1 | 0 | conazole antifungal drug; difluorobenzene; tertiary alcohol; triazole antifungal drug | environmental contaminant; P450 inhibitor; xenobiotic |
fludiazepam fludiazepam: RN given refers to parent cpd; structure | 2.05 | 1 | 0 | 1,4-benzodiazepinone; organochlorine compound; organofluorine compound | anxiolytic drug |
flufenamic acid Flufenamic Acid: An anthranilic acid derivative with analgesic, anti-inflammatory, and antipyretic properties. It is used in musculoskeletal and joint disorders and administered by mouth and topically. (From Martindale, The Extra Pharmacopoeia, 30th ed, p16). flufenamic acid : An aromatic amino acid consisting of anthranilic acid carrying an N-(trifluoromethyl)phenyl substituent. An analgesic and anti-inflammatory, it is used in rheumatic disorders. | 2.42 | 2 | 0 | aromatic amino acid; organofluorine compound | antipyretic; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; non-narcotic analgesic; non-steroidal anti-inflammatory drug |
fluphenazine [no description available] | 3.1 | 1 | 0 | N-alkylpiperazine; organofluorine compound; phenothiazines | anticoronaviral agent; dopaminergic antagonist; phenothiazine antipsychotic drug |
flumequine flumequine: structure. flumequine : A racemate comprising equimolar amounts of R- and S-flumequine. A broad-spectrum antibiotic, formerly used in veterinary medicine for stock breeding and treatment of aquacultures.. 9-fluoro-5-methyl-1-oxo-6,7-dihydro-1H,5H-pyrido[3,2,1-ij]quinoline-2-carboxylic acid : A member of the class of pyridoquinolines that is 1-oxo-6,7-dihydro-1H,5H-pyrido[3,2,1-ij]quinoline carrying additional carboxy, methyl and fluoro substituents at positions 2, 5 and 9 respectively. | 2.02 | 1 | 0 | 3-oxo monocarboxylic acid; organofluorine compound; pyridoquinoline; quinolone antibiotic | |
fluorescite fluorescein (acid form) : A xanthene dye that is highly fluorescent and commonly used as a fluorescent tracer. | 3.1 | 1 | 0 | benzoic acids; cyclic ketone; hydroxy monocarboxylic acid; organic heterotricyclic compound; phenols; xanthene dye | fluorescent dye; radioopaque medium |
fluorouracil Fluorouracil: A pyrimidine analog that is an antineoplastic antimetabolite. It interferes with DNA synthesis by blocking the THYMIDYLATE SYNTHETASE conversion of deoxyuridylic acid to thymidylic acid.. 5-fluorouracil : A nucleobase analogue that is uracil in which the hydrogen at position 5 is replaced by fluorine. It is an antineoplastic agent which acts as an antimetabolite - following conversion to the active deoxynucleotide, it inhibits DNA synthesis (by blocking the conversion of deoxyuridylic acid to thymidylic acid by the cellular enzyme thymidylate synthetase) and so slows tumour growth. | 2.43 | 2 | 0 | nucleobase analogue; organofluorine compound | antimetabolite; antineoplastic agent; environmental contaminant; immunosuppressive agent; radiosensitizing agent; xenobiotic |
fluoxetine Fluoxetine: The first highly specific serotonin uptake inhibitor. It is used as an antidepressant and often has a more acceptable side-effects profile than traditional antidepressants.. fluoxetine : A racemate comprising equimolar amounts of (R)- and (S)-fluoxetine. A selective serotonin reuptake inhibitor (SSRI), it is used (generally as the hydrochloride salt) for the treatment of depression (and the depressive phase of bipolar disorder), bullimia nervosa, and obsessive-compulsive disorder.. N-methyl-3-phenyl-3-[4-(trifluoromethyl)phenoxy]propan-1-amine : An aromatic ether consisting of 4-trifluoromethylphenol in which the hydrogen of the phenolic hydroxy group is replaced by a 3-(methylamino)-1-phenylpropyl group. | 2.02 | 1 | 0 | (trifluoromethyl)benzenes; aromatic ether; secondary amino compound | |
flurbiprofen Flurbiprofen: An anti-inflammatory analgesic and antipyretic of the phenylalkynoic acid series. It has been shown to reduce bone resorption in periodontal disease by inhibiting CARBONIC ANHYDRASE.. flurbiprofen : A monocarboxylic acid that is a 2-fluoro-[1,1'-biphenyl-4-yl] moiety linked to C-2 of propionic acid. A non-steroidal anti-inflammatory, analgesic and antipyretic, it is used as a pre-operative anti-miotic as well as orally for arthritis or dental pain. | 2.95 | 4 | 0 | fluorobiphenyl; monocarboxylic acid | antipyretic; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; non-narcotic analgesic; non-steroidal anti-inflammatory drug |
flutamide Flutamide: An antiandrogen with about the same potency as cyproterone in rodent and canine species. | 7.17 | 1 | 0 | (trifluoromethyl)benzenes; monocarboxylic acid amide | androgen antagonist; antineoplastic agent |
fomepizole Fomepizole: A pyrazole and competitive inhibitor of ALCOHOL DEHYDROGENASE that is used for the treatment of poisoning by ETHYLENE GLYCOL or METHANOL.. fomepizole : A member of the class of pyrazoles that is 1H-pyrazole substituted by a methyl group at position 4. | 3.23 | 6 | 0 | pyrazoles | antidote; EC 1.1.1.1 (alcohol dehydrogenase) inhibitor; protective agent |
furosemide Furosemide: A benzoic-sulfonamide-furan. It is a diuretic with fast onset and short duration that is used for EDEMA and chronic RENAL INSUFFICIENCY.. furosemide : A chlorobenzoic acid that is 4-chlorobenzoic acid substituted by a (furan-2-ylmethyl)amino and a sulfamoyl group at position 2 and 5 respectively. It is a diuretic used in the treatment of congestive heart failure. | 4.2 | 5 | 0 | chlorobenzoic acid; furans; sulfonamide | environmental contaminant; loop diuretic; xenobiotic |
2,5-dihydroxybenzoic acid 2,5-dihydroxybenzoic acid: RN given refers to parent cpd; a oxidative product of saligenin. 2,5-dihydroxybenzoic acid : A dihydroxybenzoic acid having the two hydroxy groups at the 2- and 5-positions. | 1.95 | 1 | 0 | dihydroxybenzoic acid | EC 1.13.11.33 (arachidonate 15-lipoxygenase) inhibitor; fungal metabolite; human metabolite; MALDI matrix material; mouse metabolite |
glimepiride glimepiride: structure given in first source | 2.03 | 1 | 0 | sulfonamide | |
glutaral Glutaral: One of the protein CROSS-LINKING REAGENTS that is used as a disinfectant for sterilization of heat-sensitive equipment and as a laboratory reagent, especially as a fixative.. glutaraldehyde : A dialdehyde comprised of pentane with aldehyde functions at C-1 and C-5. | 7.74 | 3 | 0 | dialdehyde | cross-linking reagent; disinfectant; fixative |
glutethimide Glutethimide: A hypnotic and sedative. Its use has been largely superseded by other drugs. | 1.97 | 1 | 0 | piperidines | |
haloperidol Haloperidol: A phenyl-piperidinyl-butyrophenone that is used primarily to treat SCHIZOPHRENIA and other PSYCHOSES. It is also used in schizoaffective disorder, DELUSIONAL DISORDERS, ballism, and TOURETTE SYNDROME (a drug of choice) and occasionally as adjunctive therapy in INTELLECTUAL DISABILITY and the chorea of HUNTINGTON DISEASE. It is a potent antiemetic and is used in the treatment of intractable HICCUPS. (From AMA Drug Evaluations Annual, 1994, p279). haloperidol : A compound composed of a central piperidine structure with hydroxy and p-chlorophenyl substituents at position 4 and an N-linked p-fluorobutyrophenone moiety. | 2.02 | 1 | 0 | aromatic ketone; hydroxypiperidine; monochlorobenzenes; organofluorine compound; tertiary alcohol | antidyskinesia agent; antiemetic; dopaminergic antagonist; first generation antipsychotic; serotonergic antagonist |
hexachlorophene Hexachlorophene: A chlorinated bisphenol antiseptic with a bacteriostatic action against Gram-positive organisms, but much less effective against Gram-negative organisms. It is mainly used in soaps and creams and is an ingredient of various preparations used for skin disorders. (From Martindale, The Extra Pharmacopoeia, 30th ed, p797). hexachlorophene : An organochlorine compound that is diphenylmethane in which each of the phenyl groups is substituted by chlorines at positions 2, 3, and 5, and by a hydroxy group at position 6. An antiseptic that is effective against Gram-positive organisms, it is used in soaps and creams for the treatment of various skin disorders. It is also used in agriculture as an acaricide and fungicide, but is not approved for such use within the European Union. | 1.96 | 1 | 0 | bridged diphenyl fungicide; polyphenol; trichlorobenzene | acaricide; antibacterial agent; antifungal agrochemical; antiseptic drug |
hexobarbital Hexobarbital: A barbiturate that is effective as a hypnotic and sedative.. hexobarbital : A member of the class of barbiturates taht is barbituric acid substituted at N-1 by methyl and at C-5 by methyl and cyclohex-1-enyl groups. | 2.71 | 3 | 0 | barbiturates | |
hydrochlorothiazide Hydrochlorothiazide: A thiazide diuretic often considered the prototypical member of this class. It reduces the reabsorption of electrolytes from the renal tubules. This results in increased excretion of water and electrolytes, including sodium, potassium, chloride, and magnesium. It is used in the treatment of several disorders including edema, hypertension, diabetes insipidus, and hypoparathyroidism.. hydrochlorothiazide : A benzothiadiazine that is 3,4-dihydro-2H-1,2,4-benzothiadiazine 1,1-dioxide substituted by a chloro group at position 6 and a sulfonamide at 7. It is diuretic used for the treatment of hypertension and congestive heart failure. | 2.05 | 1 | 0 | benzothiadiazine; organochlorine compound; sulfonamide | antihypertensive agent; diuretic; environmental contaminant; xenobiotic |
hydroxyzine Hydroxyzine: A histamine H1 receptor antagonist that is effective in the treatment of chronic urticaria, dermatitis, and histamine-mediated pruritus. Unlike its major metabolite CETIRIZINE, it does cause drowsiness. It is also effective as an antiemetic, for relief of anxiety and tension, and as a sedative.. hydroxyzine : A N-alkylpiperazine that is piperzine in which the nitrogens atoms are substituted by 2-(2-hydroxyethoxy)ethyl and (4-chlorophenyl)(phenyl)methyl groups respectively. | 2.02 | 1 | 0 | hydroxyether; monochlorobenzenes; N-alkylpiperazine | anticoronaviral agent; antipruritic drug; anxiolytic drug; dermatologic drug; H1-receptor antagonist |
ibuprofen Midol: combination of cinnamedrine, phenacetin, aspirin & caffeine | 9.38 | 6 | 0 | monocarboxylic acid | antipyretic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; drug allergen; environmental contaminant; geroprotector; non-narcotic analgesic; non-steroidal anti-inflammatory drug; radical scavenger; xenobiotic |
lidocaine Lidocaine: A local anesthetic and cardiac depressant used as an antiarrhythmia agent. Its actions are more intense and its effects more prolonged than those of PROCAINE but its duration of action is shorter than that of BUPIVACAINE or PRILOCAINE.. lidocaine : The monocarboxylic acid amide resulting from the formal condensation of N,N-diethylglycine with 2,6-dimethylaniline. | 4.65 | 6 | 1 | benzenes; monocarboxylic acid amide; tertiary amino compound | anti-arrhythmia drug; drug allergen; environmental contaminant; local anaesthetic; xenobiotic |
imipramine Imipramine: The prototypical tricyclic antidepressant. It has been used in major depression, dysthymia, bipolar depression, attention-deficit disorders, agoraphobia, and panic disorders. It has less sedative effect than some other members of this therapeutic group.. imipramine : A dibenzoazepine that is 5H-dibenzo[b,f]azepine substituted by a 3-(dimethylamino)propyl group at the nitrogen atom. | 4.03 | 4 | 0 | dibenzoazepine | adrenergic uptake inhibitor; antidepressant; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor |
indomethacin Indomethacin: A non-steroidal anti-inflammatory agent (NSAID) that inhibits CYCLOOXYGENASE, which is necessary for the formation of PROSTAGLANDINS and other AUTACOIDS. It also inhibits the motility of POLYMORPHONUCLEAR LEUKOCYTES.. indometacin : A member of the class of indole-3-acetic acids that is indole-3-acetic acid in which the indole ring is substituted at positions 1, 2 and 5 by p-chlorobenzoyl, methyl, and methoxy groups, respectively. A non-steroidal anti-inflammatory drug, it is used in the treatment of musculoskeletal and joint disorders including osteoarthritis, rheumatoid arthritis, gout, bursitis and tendinitis. | 4.38 | 6 | 0 | aromatic ether; indole-3-acetic acids; monochlorobenzenes; N-acylindole | analgesic; drug metabolite; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; gout suppressant; non-steroidal anti-inflammatory drug; xenobiotic metabolite; xenobiotic |
iodoacetamide [no description available] | 1.97 | 1 | 0 | ||
isoniazid Hydra: A genus of freshwater polyps in the family Hydridae, order Hydroida, class HYDROZOA. They are of special interest because of their complex organization and because their adult organization corresponds roughly to the gastrula of higher animals.. hydrazide : Compounds derived from oxoacids RkE(=O)l(OH)m (l =/= 0) by replacing -OH by -NRNR2 (R groups are commonly H). (IUPAC). | 2.67 | 3 | 0 | carbohydrazide | antitubercular agent; drug allergen |
2-propanol 2-Propanol: An isomer of 1-PROPANOL. It is a colorless liquid having disinfectant properties. It is used in the manufacture of acetone and its derivatives and as a solvent. Topically, it is used as an antiseptic.. propan-2-ol : A secondary alcohol that is propane in which one of the hydrogens attached to the central carbon is substituted by a hydroxy group. | 3.8 | 3 | 0 | secondary alcohol; secondary fatty alcohol | protic solvent |
propyphenazone propyphenazone: structure. propyphenazone : A pyrazolone derivative that is antipyrine substituted at C-4 by an isopropyl group. | 2.31 | 1 | 0 | pyrazolone | non-narcotic analgesic; non-steroidal anti-inflammatory drug; peripheral nervous system drug |
isoproterenol Isoproterenol: Isopropyl analog of EPINEPHRINE; beta-sympathomimetic that acts on the heart, bronchi, skeletal muscle, alimentary tract, etc. It is used mainly as bronchodilator and heart stimulant.. isoprenaline : A secondary amino compound that is noradrenaline in which one of the hydrogens attached to the nitrogen is replaced by an isopropyl group. A sympathomimetic acting almost exclusively on beta-adrenergic receptors, it is used (mainly as the hydrochloride salt) as a bronghodilator and heart stimulant for the management of a variety of cardiac disorders. | 2.68 | 3 | 0 | catechols; secondary alcohol; secondary amino compound | beta-adrenergic agonist; bronchodilator agent; cardiotonic drug; sympathomimetic agent |
kebuzone kebuzone: proposed antirheumatic agent; minor descriptor (75-86); on-line & INDEX MEDICUS search PHENYLBUTAZONE/AA. kebuzone : A pyrazolidine that is phenylbutazone in which the two methylene hydrogens at postion 3 on the butyl chain are replaced by an oxo group. | 1.98 | 1 | 0 | methyl ketone; pyrazolidines | non-narcotic analgesic; non-steroidal anti-inflammatory drug |
ketoprofen Ketoprofen: An IBUPROFEN-type anti-inflammatory analgesic and antipyretic. It is used in the treatment of rheumatoid arthritis and osteoarthritis.. ketoprofen : An oxo monocarboxylic acid that consists of propionic acid substituted by a 3-benzoylphenyl group at position 2. | 4.38 | 6 | 0 | benzophenones; oxo monocarboxylic acid | antipyretic; drug allergen; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; non-steroidal anti-inflammatory drug; xenobiotic |
ketorolac Ketorolac: A pyrrolizine carboxylic acid derivative structurally related to INDOMETHACIN. It is an NSAID and is used principally for its analgesic activity. (From Martindale The Extra Pharmacopoeia, 31st ed). ketorolac : A racemate comprising equimolar amounts of (R)-(+)- and (S)-(-)-5-benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid. While only the (S)-(-) enantiomer is a COX1 and COX2 inhibitor, the (R)-(+) enantiomer exhibits potent analgesic activity. A non-steroidal anti-inflammatory drug, ketorolac is mainly used (generally as the tromethamine salt) for its potent analgesic properties in the short-term management of post-operative pain, and in eye drops to relieve the ocular itching associated with seasonal allergic conjunctivitis. It was withdrawn from the market in many countries in 1993 following association with haemorrhage and renal failure.. 5-benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid : A member of the class of pyrrolizines that is 2,3-dihydro-1H-pyrrolizine which is substituted at positions 1 and 5 by carboxy and benzoyl groups, respectively. | 2.03 | 1 | 0 | amino acid; aromatic ketone; monocarboxylic acid; pyrrolizines; racemate | analgesic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; non-steroidal anti-inflammatory drug |
ketotifen Ketotifen: A cycloheptathiophene blocker of histamine H1 receptors and release of inflammatory mediators. It has been proposed for the treatment of asthma, rhinitis, skin allergies, and anaphylaxis.. ketotifen : An organic heterotricyclic compound that is 4,9-dihydro-10H-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one which is substituted at position 4 by a 1-methylpiperidin-4-ylidene group. A blocker of histamine H1 receptors with a stabilising action on mast cells, it is used (usually as its hydrogen fumarate salt) for the treatment of asthma, where it may take several weeks to exert its full effect. | 3.51 | 2 | 0 | cyclic ketone; olefinic compound; organic heterotricyclic compound; organosulfur heterocyclic compound; piperidines; tertiary amino compound | anti-asthmatic drug; H1-receptor antagonist |
mimosine Mimosine: 3-Hydroxy-4-oxo-1(4H)-pyridinealanine. An antineoplastic alanine-substituted pyridine derivative isolated from Leucena glauca. | 2 | 1 | 0 | alpha-amino acid | |
labetalol Labetalol: A salicylamide derivative that is a non-cardioselective blocker of BETA-ADRENERGIC RECEPTORS and ALPHA-1 ADRENERGIC RECEPTORS.. labetalol : A diastereoisomeric mixture of approximately equal amounts of all four possible stereoisomers ((R,S)-labetolol, (S,R)-labetolol, (S,S)-labetalol and (R,R)-labetalol). It is an adrenergic antagonist used to treat high blood pressure.. 2-hydroxy-5-{1-hydroxy-2-[(4-phenylbutan-2-yl)amino]ethyl}benzamide : A member of the class of benzamides that is benzamide substituted by a hydroxy group at position 2 and by a 1-hydroxy-2-[(4-phenylbutan-2-yl)amino]ethyl group at position 5. | 3.1 | 1 | 0 | benzamides; benzenes; phenols; primary carboxamide; salicylamides; secondary alcohol; secondary amino compound | |
lamotrigine [no description available] | 3.1 | 1 | 0 | 1,2,4-triazines; dichlorobenzene; primary arylamine | anticonvulsant; antidepressant; antimanic drug; calcium channel blocker; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; environmental contaminant; excitatory amino acid antagonist; geroprotector; non-narcotic analgesic; xenobiotic |
lauric acid dodecanoic acid : A straight-chain, twelve-carbon medium-chain saturated fatty acid with strong bactericidal properties; the main fatty acid in coconut oil and palm kernel oil. | 4.48 | 7 | 0 | medium-chain fatty acid; straight-chain saturated fatty acid | algal metabolite; antibacterial agent; plant metabolite |
loratadine Loratadine: A second-generation histamine H1 receptor antagonist used in the treatment of allergic rhinitis and urticaria. Unlike most classical antihistamines (HISTAMINE H1 ANTAGONISTS) it lacks central nervous system depressing effects such as drowsiness.. loratadine : A benzocycloheptapyridine that is 6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridine substituted by a chloro group at position 8 and a 1-(ethoxycarbonyl)piperidin-4-ylidene group at position 11. It is a H1-receptor antagonist commonly employed in the treatment of allergic disorders. | 2.02 | 1 | 0 | benzocycloheptapyridine; ethyl ester; N-acylpiperidine; organochlorine compound; tertiary carboxamide | anti-allergic agent; cholinergic antagonist; geroprotector; H1-receptor antagonist |
lorazepam Lorazepam: A benzodiazepine used as an anti-anxiety agent with few side effects. It also has hypnotic, anticonvulsant, and considerable sedative properties and has been proposed as a preanesthetic agent. | 3.1 | 1 | 0 | benzodiazepine | |
losartan Losartan: An antagonist of ANGIOTENSIN TYPE 1 RECEPTOR with antihypertensive activity due to the reduced pressor effect of ANGIOTENSIN II.. losartan : A biphenylyltetrazole where a 1,1'-biphenyl group is attached at the 5-position and has an additional trisubstituted imidazol-1-ylmethyl group at the 4'-position | 3.1 | 1 | 0 | biphenylyltetrazole; imidazoles | angiotensin receptor antagonist; anti-arrhythmia drug; antihypertensive agent; endothelin receptor antagonist |
loxapine Loxapine: An antipsychotic agent used in SCHIZOPHRENIA. | 3.51 | 2 | 0 | dibenzooxazepine | antipsychotic agent; dopaminergic antagonist |
malathion Malathion: A wide spectrum aliphatic organophosphate insecticide widely used for both domestic and commercial agricultural purposes.. malathion : A racemate comprising equimolar amounts of (R) and (S)-malathion. It is a broad spectrum organophosphate proinsecticide used to control a wide range of pests including Coleoptera, Diptera, fruit flies, mosquitos and spider mites.. diethyl 2-[(dimethoxyphosphorothioyl)thio]succinate : A diester that is diethyl succinate in which position 2 is substituted by a (dimethoxyphosphorothioyl)thio group. | 1.98 | 1 | 0 | diester; ethyl ester; organic thiophosphate | |
meclofenamic acid Meclofenamic Acid: A non-steroidal anti-inflammatory agent with antipyretic and antigranulation activities. It also inhibits prostaglandin biosynthesis.. meclofenamic acid : An aminobenzoic acid that is anthranilic acid in which one of the hydrogens attached to the nitrogen is replaced by a 2,6-dichloro-3-methylphenyl group. A non-steroidal anti-inflammatory drug, it is used as the sodium salt for the treatment of dysmenorrhoea (painful periods), osteoarthritis and rheumatoid arthritis. | 2.42 | 2 | 0 | aminobenzoic acid; organochlorine compound; secondary amino compound | analgesic; anticonvulsant; antineoplastic agent; antipyretic; antirheumatic drug; EC 1.13.11.34 (arachidonate 5-lipoxygenase) inhibitor; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; non-steroidal anti-inflammatory drug |
medazepam Medazepam: A benzodiazepine derivative used in the treatment of anxiety. It has sedative, muscle relaxant, and anticonvulsant properties. One of its metabolites is DIAZEPAM and one of its excretion products is OXAZEPAM. | 2.05 | 1 | 0 | organic molecular entity | |
mefenamic acid Mefenamic Acid: A non-steroidal anti-inflammatory agent with analgesic, anti-inflammatory, and antipyretic properties. It is an inhibitor of cyclooxygenase.. mefenamic acid : An aminobenzoic acid that is anthranilic acid in which one of the hydrogens attached to the nitrogen is replaced by a 2,3-dimethylphenyl group. Although classed as a non-steroidal anti-inflammatory drug, its anti-inflammatory properties are considered to be minor. It is used to relieve mild to moderate pain, including headaches, dental pain, osteoarthritis and rheumatoid arthritis. | 2.93 | 4 | 0 | aminobenzoic acid; secondary amino compound | analgesic; antipyretic; antirheumatic drug; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; non-steroidal anti-inflammatory drug; xenobiotic |
vitamin k 3 Vitamin K 3: A synthetic naphthoquinone without the isoprenoid side chain and biological activity, but can be converted to active vitamin K2, menaquinone, after alkylation in vivo. | 2.05 | 1 | 0 | 1,4-naphthoquinones; vitamin K | angiogenesis inhibitor; antineoplastic agent; EC 3.4.22.69 (SARS coronavirus main proteinase) inhibitor; human urinary metabolite; nutraceutical |
meperidine Meperidine: A narcotic analgesic that can be used for the relief of most types of moderate to severe pain, including postoperative pain and the pain of labor. Prolonged use may lead to dependence of the morphine type; withdrawal symptoms appear more rapidly than with morphine and are of shorter duration.. pethidine : A piperidinecarboxylate ester that is piperidine which is substituted by a methyl group at position 1 and by phenyl and ethoxycarbonyl groups at position 4. It is an analgesic which is used for the treatment of moderate to severe pain, including postoperative pain and labour pain. | 3.52 | 2 | 0 | ethyl ester; piperidinecarboxylate ester; tertiary amino compound | antispasmodic drug; kappa-opioid receptor agonist; mu-opioid receptor agonist; opioid analgesic |
mephenytoin Mephenytoin: An anticonvulsant effective in tonic-clonic epilepsy (EPILEPSY, TONIC-CLONIC). It may cause blood dyscrasias.. mephenytoin : An imidazolidine-2,4-dione (hydantoin) in which the imidazolidine nucleus carries a methyl group at N-3 and has ethyl and phenyl substituents at C-5. An anticonvulsant, it is no longer available in the USA or the UK but is still studied largely because of its interesting hydroxylation polymorphism. | 2.71 | 3 | 0 | imidazolidine-2,4-dione | anticonvulsant |
meprobamate Meprobamate: A carbamate with hypnotic, sedative, and some muscle relaxant properties, although in therapeutic doses reduction of anxiety rather than a direct effect may be responsible for muscle relaxation. Meprobamate has been reported to have anticonvulsant actions against petit mal seizures, but not against grand mal seizures (which may be exacerbated). It is used in the treatment of ANXIETY DISORDERS, and also for the short-term management of INSOMNIA but has largely been superseded by the BENZODIAZEPINES. (From Martindale, The Extra Pharmacopoeia, 30th ed, p603) | 2.31 | 1 | 0 | organic molecular entity | |
mesalamine Mesalamine: An anti-inflammatory agent, structurally related to the SALICYLATES, which is active in INFLAMMATORY BOWEL DISEASE. It is considered to be the active moiety of SULPHASALAZINE. (From Martindale, The Extra Pharmacopoeia, 30th ed). mesalamine : A monohydroxybenzoic acid that is salicylic acid substituted by an amino group at the 5-position. | 3.55 | 2 | 0 | amino acid; aromatic amine; monocarboxylic acid; monohydroxybenzoic acid; phenols | non-steroidal anti-inflammatory drug |
methacrylic acid methacrylic acid: RN given refers to parent cpd. methacrylic acid : An alpha,beta-unsaturated monocarboxylic acid that is acrylic acid in which the hydrogen at position 2 is substituted by a methyl group. | 2.25 | 1 | 0 | alpha,beta-unsaturated monocarboxylic acid | |
methoxsalen Methoxsalen: A naturally occurring furocoumarin compound found in several species of plants, including Psoralea corylifolia. It is a photoactive substance that forms DNA ADDUCTS in the presence of ultraviolet A irradiation.. methoxsalen : A member of the class of psoralens that is 7H-furo[3,2-g]chromen-7-one in which the 9 position is substituted by a methoxy group. It is a constituent of the fruits of Ammi majus. Like other psoralens, trioxsalen causes photosensitization of the skin. It is administered topically or orally in conjunction with UV-A for phototherapy treatment of vitiligo and severe psoriasis. | 1.99 | 1 | 0 | aromatic ether; psoralens | antineoplastic agent; cross-linking reagent; dermatologic drug; photosensitizing agent; plant metabolite |
methyl parathion Methyl Parathion: The methyl homolog of parathion. An effective, but highly toxic, organothiophosphate insecticide and cholinesterase inhibitor.. parathion-methyl : A C-nitro compound that is 4-nitrophenol substituted by a (dimethoxyphosphorothioyl)oxy group at position 4. | 10.98 | 33 | 0 | C-nitro compound; organic thiophosphate; organothiophosphate insecticide | acaricide; agrochemical; antifungal agent; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; environmental contaminant; genotoxin |
methyl salicylate methyl salicylate: used in over-the-counter liniments, ointments, lotions for relief of musculoskeletal aches and pains; has hemolytic effect on human & sheep erythrocytes; RN given refers to parent cpd; structure in Merck Index, 9th ed, #5990. methyl salicylate : A benzoate ester that is the methyl ester of salicylic acid. | 1.96 | 1 | 0 | benzoate ester; methyl ester; salicylates | flavouring agent; insect attractant; metabolite |
methyl methanesulfonate [no description available] | 2.47 | 2 | 0 | methanesulfonate ester | alkylating agent; apoptosis inducer; carcinogenic agent; genotoxin; mutagen |
metolazone Metolazone: A quinazoline-sulfonamide derived DIURETIC that functions by inhibiting SODIUM CHLORIDE SYMPORTERS.. metolazone : A quinazoline that consists of 1,2,3,4-tetrahydroquinazolin-4-one bearing additional methyl, 2-tolyl, sulfamyl and chloro substituents at positions 2, 3, 6 and 7 respectively. A quinazoline diuretic, with properties similar to thiazide diuretics. | 2.02 | 1 | 0 | organochlorine compound; quinazolines; sulfonamide | antihypertensive agent; diuretic; ion transport inhibitor |
metoprolol Metoprolol: A selective adrenergic beta-1 blocking agent that is commonly used to treat ANGINA PECTORIS; HYPERTENSION; and CARDIAC ARRHYTHMIAS.. metoprolol : A propanolamine that is 1-(propan-2-ylamino)propan-2-ol substituted by a 4-(2-methoxyethyl)phenoxy group at position 1. | 2.43 | 2 | 0 | aromatic ether; propanolamine; secondary alcohol; secondary amino compound | antihypertensive agent; beta-adrenergic antagonist; environmental contaminant; geroprotector; xenobiotic |
metyrapone Metyrapone: An inhibitor of the enzyme STEROID 11-BETA-MONOOXYGENASE. It is used as a test of the feedback hypothalamic-pituitary mechanism in the diagnosis of CUSHING SYNDROME.. metyrapone : An aromatic ketone that is 3,3-dimethylbutan-2-one in which the methyl groups at positions 1 and 4 are replaced by pyridin-3-yl groups. A steroid 11beta-monooxygenase (EC 1.14.15.4) inhibitor, it is used in the diagnosis of adrenal insufficiency. | 1.99 | 1 | 0 | aromatic ketone | antimetabolite; diagnostic agent; EC 1.14.15.4 (steroid 11beta-monooxygenase) inhibitor |
mexiletine Mexiletine: Antiarrhythmic agent pharmacologically similar to LIDOCAINE. It may have some anticonvulsant properties.. mexiletine : An aromatic ether which is 2,6-dimethylphenyl ether of 2-aminopropan-1-ol. | 3.1 | 1 | 0 | aromatic ether; primary amino compound | anti-arrhythmia drug |
midazolam Midazolam: A short-acting hypnotic-sedative drug with anxiolytic and amnestic properties. It is used in dentistry, cardiac surgery, endoscopic procedures, as preanesthetic medication, and as an adjunct to local anesthesia. The short duration and cardiorespiratory stability makes it useful in poor-risk, elderly, and cardiac patients. It is water-soluble at pH less than 4 and lipid-soluble at physiological pH.. midazolam : An imidazobenzodiazepine that is 4H-imidazo[1,5-a][1,4]benzodiazepine which is substituted by a methyl, 2-fluorophenyl and chloro groups at positions 1, 6 and 8, respectively. | 2.96 | 4 | 0 | imidazobenzodiazepine; monofluorobenzenes; organochlorine compound | anticonvulsant; antineoplastic agent; anxiolytic drug; apoptosis inducer; central nervous system depressant; GABAA receptor agonist; general anaesthetic; muscle relaxant; sedative |
minoxidil Minoxidil: A potent direct-acting peripheral vasodilator (VASODILATOR AGENTS) that reduces peripheral resistance and produces a fall in BLOOD PRESSURE. (From Martindale, The Extra Pharmacopoeia, 30th ed, p371). minoxidil : A pyrimidine N-oxide that is pyrimidine-2,4-diamine 3-oxide substituted by a piperidin-1-yl group at position 6. | 3.24 | 6 | 0 | dialkylarylamine; tertiary amino compound | |
mitoxantrone Mitoxantrone: An anthracenedione-derived antineoplastic agent.. mitoxantrone : A dihydroxyanthraquinone that is 1,4-dihydroxy-9,10-anthraquinone which is substituted by 6-hydroxy-1,4-diazahexyl groups at positions 5 and 8. | 3.1 | 1 | 0 | dihydroxyanthraquinone | analgesic; antineoplastic agent |
ethylmaleimide Ethylmaleimide: A sulfhydryl reagent that is widely used in experimental biochemical studies. | 3.22 | 6 | 0 | maleimides | anticoronaviral agent; EC 1.3.1.8 [acyl-CoA dehydrogenase (NADP(+))] inhibitor; EC 2.1.1.122 [(S)-tetrahydroprotoberberine N-methyltransferase] inhibitor; EC 2.7.1.1 (hexokinase) inhibitor |
fenamic acid fenamic acid: has chloride and potassium channel-blocking activity; RN given refers to parent cpd. fenamic acid : An aminobenzoic acid that is the N-phenyl derivative of anthranilic acid. It acts as a parent skeleton for the synthesis of several non-steroidal anti-inflammatory drugs. | 2.42 | 2 | 0 | aminobenzoic acid; secondary amino compound | membrane transport modulator |
nalidixic acid [no description available] | 2.44 | 2 | 0 | 1,8-naphthyridine derivative; monocarboxylic acid; quinolone antibiotic | antibacterial drug; antimicrobial agent; DNA synthesis inhibitor |
nifedipine Nifedipine: A potent vasodilator agent with calcium antagonistic action. It is a useful anti-anginal agent that also lowers blood pressure. | 2.71 | 3 | 0 | C-nitro compound; dihydropyridine; methyl ester | calcium channel blocker; human metabolite; tocolytic agent; vasodilator agent |
nimetazepam nimetazepam : A nitrazepam which is substituted at positions 1 by a methyl group. It is used as an anticonvulsant and as a hypnotic for the short-term management of insomnia. | 2.05 | 1 | 0 | 1,4-benzodiazepinone; C-nitro compound | anticonvulsant; antispasmodic drug; GABA modulator; sedative |
nitrazepam Nitrazepam: A benzodiazepine derivative used as an anticonvulsant and hypnotic.. nitrazepam : A 1,4-benzodiazepinone that is 1,3-dihydro-2H-1,4-benzodiazepin-2-one which is substituted at positions 5 and 7 by phenyl and nitro groups, respectively. It is used as a hypnotic for the short-term management of insomnia and for the treatment of epileptic spasms in infants (West's syndrome). | 2.05 | 1 | 0 | 1,4-benzodiazepinone; C-nitro compound | anticonvulsant; antispasmodic drug; drug metabolite; GABA modulator; sedative |
nitroglycerin Nitroglycerin: A volatile vasodilator which relieves ANGINA PECTORIS by stimulating GUANYLATE CYCLASE and lowering cytosolic calcium. It is also sometimes used for TOCOLYSIS and explosives.. nitroglycerol : A nitrate ester that is glycerol in which nitro group(s) replace the hydrogen(s) attached to one or more of the hydroxy groups.. nitroglycerin : A nitroglycerol that is glycerol in which the hydrogen atoms of all three hydroxy groups are replaced by nitro groups. It acts as a prodrug, releasing nitric oxide to open blood vessels and so alleviate heart pain. | 2.03 | 1 | 0 | nitroglycerol | explosive; muscle relaxant; nitric oxide donor; prodrug; tocolytic agent; vasodilator agent; xenobiotic |
nortriptyline Nortriptyline: A metabolite of AMITRIPTYLINE that is also used as an antidepressive agent. Nortriptyline is used in major depression, dysthymia, and atypical depressions.. nortriptyline : An organic tricyclic compound that is 10,11-dihydro-5H-dibenzo[a,d][7]annulene substituted by a 3-(methylamino)propylidene group at position 5. It is an active metabolite of amitriptyline. | 3.1 | 1 | 0 | organic tricyclic compound; secondary amine | adrenergic uptake inhibitor; analgesic; antidepressant; antineoplastic agent; apoptosis inducer; drug metabolite |
o(6)-benzylguanine O(6)-benzylguanine: a suicide inhibitor of O(6)-methylguanine-DNA methyltransferase activity | 1.99 | 1 | 0 | ||
octopamine Octopamine: An alpha-adrenergic sympathomimetic amine, biosynthesized from tyramine in the CNS and platelets and also in invertebrate nervous systems. It is used to treat hypotension and as a cardiotonic. The natural D(-) form is more potent than the L(+) form in producing cardiovascular adrenergic responses. It is also a neurotransmitter in some invertebrates.. octopamine : A member of the class of phenylethanolamines that is phenol which is substituted at the para- position by a 2-amino-1-hydroxyethyl group. A biogenic phenylethanolamine which has been found to act as a neurotransmitter, neurohormone or neuromodulator in invertebrates. | 2.06 | 1 | 0 | phenylethanolamines; tyramines | neurotransmitter |
ofloxacin Ofloxacin: A synthetic fluoroquinolone antibacterial agent that inhibits the supercoiling activity of bacterial DNA GYRASE, halting DNA REPLICATION.. 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid : An oxazinoquinoline that is 2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinolin-7-one substituted by methyl, carboxy, fluoro, and 4-methylpiperazin-1-yl groups at positions 3, 6, 9, and 10, respectively.. ofloxacin : A racemate comprising equimolar amounts of levofloxacin and dextrofloxacin. It is a synthetic fluoroquinolone antibacterial agent which inhibits the supercoiling activity of bacterial DNA gyrase, halting DNA replication. | 2.1 | 1 | 0 | 3-oxo monocarboxylic acid; N-arylpiperazine; N-methylpiperazine; organofluorine compound; oxazinoquinoline | |
omeprazole Omeprazole: A 4-methoxy-3,5-dimethylpyridyl, 5-methoxybenzimidazole derivative of timoprazole that is used in the therapy of STOMACH ULCERS and ZOLLINGER-ELLISON SYNDROME. The drug inhibits an H(+)-K(+)-EXCHANGING ATPASE which is found in GASTRIC PARIETAL CELLS.. omeprazole : A racemate comprising equimolar amounts of (R)- and (S)-omeprazole.. 5-methoxy-2-{[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfinyl}-1H-benzimidazole : A member of the class of benzimidazoles that is 1H-benzimidazole which is substituted by a [4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfinyl group at position 2 and a methoxy group at position 5. | 1.97 | 1 | 0 | aromatic ether; benzimidazoles; pyridines; sulfoxide | |
oxazepam Oxazepam: A benzodiazepine used in the treatment of anxiety, alcohol withdrawal, and insomnia.. oxazepam : A 1,4-benzodiazepinone that is 1,3-dihydro-2H-1,4-benzodiazepin-2-one substituted by a chloro group at position 7, a hydroxy group at position 3 and phenyl group at position 5. | 4.03 | 4 | 0 | 1,4-benzodiazepinone; organochlorine compound | anxiolytic drug; environmental contaminant; xenobiotic |
oxprenolol Oxprenolol: A beta-adrenergic antagonist used in the treatment of hypertension, angina pectoris, arrhythmias, and anxiety. | 2.43 | 2 | 0 | aromatic ether | |
oxyphenbutazone Oxyphenbutazone: A non-steroidal anti-inflammatory drug. Oxyphenbutazone eyedrops have been used abroad in the management of postoperative ocular inflammation, superficial eye injuries, and episcleritis. (From AMA, Drug Evaluations Annual, 1994, p2000) It had been used by mouth in rheumatic disorders such as ankylosing spondylitis, osteoarthritis, and rheumatoid arthritis but such use is no longer considered justified owing to the risk of severe hematological adverse effects. (From Martindale, The Extra Pharmacopoeia, 30th ed, p27). oxyphenbutazone : A metabolite of phenylbutazone obtained by hydroxylation at position 4 of one of the phenyl rings. Commonly used (as its hydrate) to treat pain, swelling and stiffness associated with arthritis and gout, it was withdrawn from the market 1984 following association with blood dyscrasis and Stevens-Johnson syndrome. | 3.1 | 1 | 0 | phenols; pyrazolidines | antimicrobial agent; antineoplastic agent; antipyretic; drug metabolite; gout suppressant; non-narcotic analgesic; non-steroidal anti-inflammatory drug; xenobiotic metabolite |
aminosalicylic acid Aminosalicylic Acid: An antitubercular agent often administered in association with ISONIAZID. The sodium salt of the drug is better tolerated than the free acid.. 4-aminosalicylic acid : An aminobenzoic acid that is salicylic acid substituted by an amino group at position 4. | 3.1 | 1 | 0 | aminobenzoic acid; phenols | antitubercular agent |
quinone benzoquinone : The simplest members of the class of benzoquinones, consisting of cyclohexadiene which is substituted by two oxo groups.. 1,4-benzoquinone : The simplest member of the class of 1,4-benzoquinones, obtained by the formal oxidation of hydroquinone to the corresponding diketone. It is a metabolite of benzene.. quinone : Compounds having a fully conjugated cyclic dione structure, such as that of benzoquinones, derived from aromatic compounds by conversion of an even number of -CH= groups into -C(=O)- groups with any necessary rearrangement of double bonds (polycyclic and heterocyclic analogues are included). | 3.35 | 6 | 0 | 1,4-benzoquinones | cofactor; human xenobiotic metabolite; mouse metabolite |
papaverine Papaverine: An alkaloid found in opium but not closely related to the other opium alkaloids in its structure or pharmacological actions. It is a direct-acting smooth muscle relaxant used in the treatment of impotence and as a vasodilator, especially for cerebral vasodilation. The mechanism of its pharmacological actions is not clear, but it apparently can inhibit phosphodiesterases and it may have direct actions on calcium channels.. papaverine : A benzylisoquinoline alkaloid that is isoquinoline substituted by methoxy groups at positions 6 and 7 and a 3,4-dimethoxybenzyl group at position 1. It has been isolated from Papaver somniferum. | 2.02 | 1 | 0 | benzylisoquinoline alkaloid; dimethoxybenzene; isoquinolines | antispasmodic drug; vasodilator agent |
4-chlorophenol 4-chlorophenol: used as a root canal irrigant. 4-chlorophenol : A monochlorophenol substituted at the pare position by a chlorine atom. | 4.55 | 24 | 0 | monochlorophenol | |
pentobarbital Pentobarbital: A short-acting barbiturate that is effective as a sedative and hypnotic (but not as an anti-anxiety) agent and is usually given orally. It is prescribed more frequently for sleep induction than for sedation but, like similar agents, may lose its effectiveness by the second week of continued administration. (From AMA Drug Evaluations Annual, 1994, p236). pentobarbital : A member of the class of barbiturates, the structure of which is that of barbituric acid substituted at C-5 by ethyl and sec-pentyl groups. | 2.69 | 3 | 0 | barbiturates | GABAA receptor agonist |
perphenazine Perphenazine: An antipsychotic phenothiazine derivative with actions and uses similar to those of CHLORPROMAZINE.. perphenazine : A phenothiazine derivative in which the phenothiazine tricycle carries a chloro substituent at the 2-position and a 3-[4-(2-hydroxyethyl)piperazin-1-yl]propyl group at N-10. | 2.03 | 1 | 0 | N-(2-hydroxyethyl)piperazine; N-alkylpiperazine; organochlorine compound; phenothiazines | antiemetic; dopaminergic antagonist; phenothiazine antipsychotic drug |
phenacetin Saridon: contains phenacetin, caffeine, propyphenazone & pyrithyldione | 2.94 | 4 | 0 | acetamides; aromatic ether | cyclooxygenase 3 inhibitor; non-narcotic analgesic; peripheral nervous system drug |
phenazopyridine Phenazopyridine: A local anesthetic that has been used in urinary tract disorders. Its use is limited by problems with toxicity (primarily blood disorders) and potential carcinogenicity.. phenazopyridine : A diaminopyridine that is 2,6-diaminopyridine substituted at position 3 by a phenylazo group. A local anesthetic that has topical analgesic effect on mucosa lining of the urinary tract. Its use is limited by problems with toxicity (primarily blood disorders) and potential carcinogenicity. | 2.02 | 1 | 0 | diaminopyridine; monoazo compound | anticoronaviral agent; carcinogenic agent; local anaesthetic; non-narcotic analgesic |
phenazine [no description available] | 2.05 | 1 | 0 | azaarene; heteranthrene; mancude organic heterotricyclic parent; phenazines; polycyclic heteroarene | |
pheniramine Pheniramine: One of the HISTAMINE H1 ANTAGONISTS with little sedative action. It is used in treatment of hay fever, rhinitis, allergic dermatoses, and pruritus. | 3.1 | 1 | 0 | pyridines; tertiary amino compound | |
phenobarbital Phenobarbital: A barbituric acid derivative that acts as a nonselective central nervous system depressant. It potentiates GAMMA-AMINOBUTYRIC ACID action on GABA-A RECEPTORS, and modulates chloride currents through receptor channels. It also inhibits glutamate induced depolarizations.. phenobarbital : A member of the class of barbiturates, the structure of which is that of barbituric acid substituted at C-5 by ethyl and phenyl groups. | 5.65 | 25 | 0 | barbiturates | anticonvulsant; drug allergen; excitatory amino acid antagonist; sedative |
phenolphthalein Phenolphthalein: An acid-base indicator which is colorless in acid solution, but turns pink to red as the solution becomes alkaline. It is used medicinally as a cathartic. | 9.32 | 6 | 0 | phenols | |
phenolsulfonphthalein Phenolsulfonphthalein: Red dye, pH indicator, and diagnostic aid for determination of renal function. It is used also for studies of the gastrointestinal and other systems.. phenol red : 3H-2,1-Benzoxathiole 1,1-dioxide in which both of the hydrogens at position 3 have been substituted by 4-hydroxyphenyl groups. A pH indicator changing colour from yellow below pH 6.8 to bright pink above pH 8.2, it is commonly used as an indicator in cell cultures and in home swimming pool test kits. It is also used in the (now infrequently performed) phenolsulfonphthalein (PSP) test for estimation of overall blood flow through the kidney. | 3.1 | 1 | 0 | 2,1-benzoxathiole; arenesulfonate ester; phenols; sultone | acid-base indicator; diagnostic agent; two-colour indicator |
4-phenylbutyric acid 4-phenylbutyric acid: RN refers to the parent cpd. 4-phenylbutyric acid : A monocarboxylic acid the structure of which is that of butyric acid substituted with a phenyl group at C-4. It is a histone deacetylase inhibitor that displays anticancer activity. It inhibits cell proliferation, invasion and migration and induces apoptosis in glioma cells. It also inhibits protein isoprenylation, depletes plasma glutamine, increases production of foetal haemoglobin through transcriptional activation of the gamma-globin gene and affects hPPARgamma activation. | 2.03 | 1 | 0 | monocarboxylic acid | antineoplastic agent; apoptosis inducer; EC 3.5.1.98 (histone deacetylase) inhibitor; prodrug |
phenylbutazone Phenylbutazone: A butyl-diphenyl-pyrazolidinedione that has anti-inflammatory, antipyretic, and analgesic activities. It has been used in ANKYLOSING SPONDYLITIS; RHEUMATOID ARTHRITIS; and REACTIVE ARTHRITIS.. phenylbutazone : A member of the class of pyrazolidines that is 1,2-diphenylpyrazolidine-3,5-dione carrying a butyl group at the 4-position. | 3.77 | 3 | 0 | pyrazolidines | antirheumatic drug; EC 1.1.1.184 [carbonyl reductase (NADPH)] inhibitor; metabolite; non-narcotic analgesic; non-steroidal anti-inflammatory drug; peripheral nervous system drug |
phloretin [no description available] | 1.99 | 1 | 0 | dihydrochalcones | antineoplastic agent; plant metabolite |
pindolol Pindolol: A moderately lipophilic beta blocker (ADRENERGIC BETA-ANTAGONISTS). It is non-cardioselective and has intrinsic sympathomimetic actions, but little membrane-stabilizing activity. (From Martindale, The Extra Pharmocopoeia, 30th ed, p638). pindolol : A member of the class of indols which is the 2-hydroxy-3-(isopropylamino)propyl ether derivative of 1H-indol-4-ol. | 2.02 | 1 | 0 | indoles; secondary amine | antiglaucoma drug; antihypertensive agent; beta-adrenergic antagonist; serotonergic antagonist; vasodilator agent |
practolol Practolol: A beta-1 adrenergic antagonist that has been used in the emergency treatment of CARDIAC ARRYTHMIAS.. practolol : N-(4-Hydroxyphenyl)acetamide in which the hydrogen of the phenolic hydroxy group is substituted by a 3-(isopropylaminoamino)-2-hydroxypropyl group. A selective beta blocker, it has been used in the emergency treatment of cardiac arrhythmias. | 2.02 | 1 | 0 | acetamides; ethanolamines; propanolamine; secondary alcohol; secondary amino compound | anti-arrhythmia drug; beta-adrenergic antagonist |
prazosin Prazosin: A selective adrenergic alpha-1 antagonist used in the treatment of HEART FAILURE; HYPERTENSION; PHEOCHROMOCYTOMA; RAYNAUD DISEASE; PROSTATIC HYPERTROPHY; and URINARY RETENTION.. prazosin : A member of the class of piperazines that is piperazine substituted by a furan-2-ylcarbonyl group and a 4-amino-6,7-dimethoxyquinazolin-2-yl group at positions 1 and 4 respectively. | 1.98 | 1 | 0 | aromatic ether; furans; monocarboxylic acid amide; piperazines; quinazolines | alpha-adrenergic antagonist; antihypertensive agent; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor |
proadifen Proadifen: An inhibitor of drug metabolism and CYTOCHROME P-450 ENZYME SYSTEM activity. | 1.96 | 1 | 0 | diarylmethane | |
probenecid Probenecid: The prototypical uricosuric agent. It inhibits the renal excretion of organic anions and reduces tubular reabsorption of urate. Probenecid has also been used to treat patients with renal impairment, and, because it reduces the renal tubular excretion of other drugs, has been used as an adjunct to antibacterial therapy.. probenecid : A sulfonamide in which the nitrogen of 4-sulfamoylbenzoic acid is substituted with two propyl groups. | 3.1 | 1 | 0 | benzoic acids; sulfonamide | uricosuric drug |
procaine Procaine: A local anesthetic of the ester type that has a slow onset and a short duration of action. It is mainly used for infiltration anesthesia, peripheral nerve block, and spinal block. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1016).. procaine : A benzoate ester, formally the result of esterification of 4-aminobenzoic acid with 2-diethylaminoethanol but formed experimentally by reaction of ethyl 4-aminobenzoate with 2-diethylaminoethanol. | 2.02 | 1 | 0 | benzoate ester; substituted aniline; tertiary amino compound | central nervous system depressant; drug allergen; local anaesthetic; peripheral nervous system drug |
promethazine Promethazine: A phenothiazine derivative with histamine H1-blocking, antimuscarinic, and sedative properties. It is used as an antiallergic, in pruritus, for motion sickness and sedation, and also in animals.. promethazine : A tertiary amine that is a substituted phenothiazine in which the ring nitrogen at position 10 is attached to C-3 of an N,N-dimethylpropan-2-amine moiety. | 3.1 | 1 | 0 | phenothiazines; tertiary amine | anti-allergic agent; anticoronaviral agent; antiemetic; antipruritic drug; H1-receptor antagonist; local anaesthetic; sedative |
propofol Propofol: An intravenous anesthetic agent which has the advantage of a very rapid onset after infusion or bolus injection plus a very short recovery period of a couple of minutes. (From Smith and Reynard, Textbook of Pharmacology, 1992, 1st ed, p206). Propofol has been used as ANTICONVULSANTS and ANTIEMETICS.. propofol : A phenol resulting from the formal substitution of the hydrogen at the 2 position of 1,3-diisopropylbenzene by a hydroxy group. | 8.79 | 3 | 0 | phenols | anticonvulsant; antiemetic; intravenous anaesthetic; radical scavenger; sedative |
propranolol Propranolol: A widely used non-cardioselective beta-adrenergic antagonist. Propranolol has been used for MYOCARDIAL INFARCTION; ARRHYTHMIA; ANGINA PECTORIS; HYPERTENSION; HYPERTHYROIDISM; MIGRAINE; PHEOCHROMOCYTOMA; and ANXIETY but adverse effects instigate replacement by newer drugs.. propranolol : A propanolamine that is propan-2-ol substituted by a propan-2-ylamino group at position 1 and a naphthalen-1-yloxy group at position 3. | 4.61 | 8 | 0 | naphthalenes; propanolamine; secondary amine | anti-arrhythmia drug; antihypertensive agent; anxiolytic drug; beta-adrenergic antagonist; environmental contaminant; human blood serum metabolite; vasodilator agent; xenobiotic |
propyl gallate Propyl Gallate: Antioxidant for foods, fats, oils, ethers, emulsions, waxes, and transformer oils. | 3.54 | 2 | 0 | trihydroxybenzoic acid | |
pyrilamine Pyrilamine: A histamine H1 antagonist. It has mild hypnotic properties and some local anesthetic action and is used for allergies (including skin eruptions) both parenterally and locally. It is a common ingredient of cold remedies.. mepyramine : An ethylenediamine derivative that is ethylenediamine in which one of the amino nitrogens is substituted by two methyl groups and the remaining amino nitrogen is substituted by a 4-methoxybenzyl and a pyridin-2-yl group. | 3.51 | 2 | 0 | aromatic ether; ethylenediamine derivative | H1-receptor antagonist |
1,2,5,8-tetrahydroxy anthraquinone 1,2,5,8-tetrahydroxy anthraquinone: structure in first source. quinalizarin : A tetrahydroxyanthraquinone having the four hydroxy groups at the 1-, 2-, 5- and 8-positions. | 3.1 | 1 | 0 | tetrahydroxyanthraquinone | EC 2.7.11.1 (non-specific serine/threonine protein kinase) inhibitor |
resorcinol resorcinol: RN given refers to parent cpd; structure in Merck Index, 9th ed, #7951. resorcinol : A benzenediol that is benzene dihydroxylated at positions 1 and 3. | 3.27 | 6 | 0 | benzenediol; phenolic donor; resorcinols | erythropoietin inhibitor; sensitiser |
safrole Safrole: A member of the BENZODIOXOLES that is a constituent of several VOLATILE OILS, notably SASSAFRAS oil. It is a precursor in the synthesis of the insecticide PIPERONYL BUTOXIDE and the drug N-methyl-3,4-methylenedioxyamphetamine (MDMA).. safrole : A member of the class of benzodioxoles that is 1,3-benzodioxole which is substituted by an allyl group at position 5. It is found in several plants, including black pepper, cinnamon and nutmeg, and is present in several essential oils, notably that of sassafras. It has insecticidal properties and has been used as a topical antiseptic. Although not thought to pose a significant carcinogenic risk to humans, findings of weak carcinogenicity in rats have resulted in the banning of its (previously widespread) use in perfumes and soaps, and as a food additive. | 1.98 | 1 | 0 | benzodioxoles | flavouring agent; insecticide; metabolite; plant metabolite |
salicyl alcohol salicyl alcohol: RN given refers to parent cpd; saligenin is the aglycone of salicin; structure; it is oxidatively metabolized to gentisic acid. salicyl alcohol : A hydroxybenzyl alcohol that is phenol substituted by a hydroxymethyl group at C-2. | 2.02 | 1 | 0 | aromatic primary alcohol; hydroxybenzyl alcohol | human urinary metabolite |
salicylamide salamide: a major impurity of hydrochlorothiazide; structure in first source | 3.52 | 2 | 0 | phenols; salicylamides | antirheumatic drug; non-narcotic analgesic |
secobarbital Secobarbital: A barbiturate that is used as a sedative. Secobarbital is reported to have no anti-anxiety activity.. secobarbital : A member of the class of barbiturates that is barbituric acid in which the hydrogens at position 5 are substituted by prop-2-en-1-yl and pentan-2-yl groups. | 2.02 | 1 | 0 | barbiturates | anaesthesia adjuvant; GABA modulator; sedative |
sevoflurane Sevoflurane: A non-explosive inhalation anesthetic used in the induction and maintenance of general anesthesia. It does not cause respiratory irritation and may also prevent PLATELET AGGREGATION.. sevoflurane : An ether compound having fluoromethyl and 1,1,1,3,3,3-hexafluoroisopropyl as the two alkyl groups. | 1.98 | 1 | 0 | ether; organofluorine compound | central nervous system depressant; inhalation anaesthetic; platelet aggregation inhibitor |
sulfadiazine Sulfadiazine: One of the short-acting SULFONAMIDES used in combination with PYRIMETHAMINE to treat toxoplasmosis in patients with acquired immunodeficiency syndrome and in newborns with congenital infections.. sulfadiazine : A sulfonamide consisting of pyrimidine with a 4-aminobenzenesulfonamido group at the 2-position.. diazine : The parent structure of the diazines. | 2.44 | 2 | 0 | pyrimidines; substituted aniline; sulfonamide antibiotic; sulfonamide | antiinfective agent; antimicrobial agent; antiprotozoal drug; coccidiostat; drug allergen; EC 1.1.1.153 [sepiapterin reductase (L-erythro-7,8-dihydrobiopterin forming)] inhibitor; EC 2.5.1.15 (dihydropteroate synthase) inhibitor; environmental contaminant; xenobiotic |
stearic acid octadecanoic acid : A C18 straight-chain saturated fatty acid component of many animal and vegetable lipids. As well as in the diet, it is used in hardening soaps, softening plastics and in making cosmetics, candles and plastics. | 1.96 | 1 | 0 | long-chain fatty acid; saturated fatty acid; straight-chain saturated fatty acid | algal metabolite; Daphnia magna metabolite; human metabolite; plant metabolite |
sulfabenzamide sulfabenzamide : A sulfonamide containing a benzamido substituent on nitrogen. An antibacterial/antimicrobial, it is often used in conjunction with sulfathiazole and sulfacetamide as a topical, intravaginal antibacterial preparation. | 2.03 | 1 | 0 | benzenes; sulfonamide antibiotic; sulfonamide | antibacterial drug; antimicrobial drug |
sulfacetamide Sulfacetamide: An anti-bacterial agent that is used topically to treat skin infections and orally for urinary tract infections.. sulfacetamide : A sulfonamide that is sulfanilamide acylated on the sulfonamide nitrogen. | 2.03 | 1 | 0 | N-sulfonylcarboxamide; substituted aniline | antibacterial drug; antiinfective agent; antimicrobial agent; EC 2.5.1.15 (dihydropteroate synthase) inhibitor |
sulfadimethoxine Sulfadimethoxine: A sulfanilamide that is used as an anti-infective agent.. sulfadimethoxine : A sulfonamide consisting of pyrimidine having methoxy substituents at the 2- and 6-positions and a 4-aminobenzenesulfonamido group at the 4-position. | 3.82 | 3 | 0 | aromatic ether; pyrimidines; substituted aniline; sulfonamide antibiotic; sulfonamide | antiinfective agent; antimicrobial agent; drug allergen; environmental contaminant; xenobiotic |
sulfamerazine [no description available] | 2.05 | 1 | 0 | pyrimidines; sulfonamide antibiotic; sulfonamide | antiinfective agent; drug allergen |
sulfamethazine Sulfamethazine: A sulfanilamide anti-infective agent. It has a spectrum of antimicrobial action similar to other sulfonamides.. sulfamethazine : A sulfonamide consisting of pyrimidine with methyl substituents at the 4- and 6-positions and a 4-aminobenzenesulfonamido group at the 2-position. | 2.08 | 1 | 0 | pyrimidines; sulfonamide antibiotic; sulfonamide | antibacterial drug; antiinfective agent; antimicrobial agent; carcinogenic agent; drug allergen; EC 2.5.1.15 (dihydropteroate synthase) inhibitor; environmental contaminant; ligand; xenobiotic |
sulfamethoxazole Sulfamethoxazole: A bacteriostatic antibacterial agent that interferes with folic acid synthesis in susceptible bacteria. Its broad spectrum of activity has been limited by the development of resistance. (From Martindale, The Extra Pharmacopoeia, 30th ed, p208). sulfamethoxazole : An isoxazole (1,2-oxazole) compound having a methyl substituent at the 5-position and a 4-aminobenzenesulfonamido group at the 3-position. | 2.13 | 1 | 0 | isoxazoles; substituted aniline; sulfonamide antibiotic; sulfonamide | antibacterial agent; antiinfective agent; antimicrobial agent; drug allergen; EC 1.1.1.153 [sepiapterin reductase (L-erythro-7,8-dihydrobiopterin forming)] inhibitor; EC 2.5.1.15 (dihydropteroate synthase) inhibitor; environmental contaminant; epitope; P450 inhibitor; xenobiotic |
sulfamonomethoxine Sulfamonomethoxine: Long acting sulfonamide antibacterial agent. | 2.46 | 2 | 0 | benzenes; sulfonamide | |
sulfanilamide [no description available] | 2.44 | 2 | 0 | substituted aniline; sulfonamide antibiotic; sulfonamide | antibacterial agent; drug allergen; EC 4.2.1.1 (carbonic anhydrase) inhibitor |
sulfaphenazole Sulfaphenazole: A sulfonilamide anti-infective agent.. sulfaphenazole : A sulfonamide that is sulfanilamide in which the sulfonamide nitrogen is substituted by a 1-phenyl-1H-pyrazol-5-yl group. It is a selective inhibitor of cytochrome P450 (CYP) 2C9 isozyme, and antibacterial agent. | 2.05 | 1 | 0 | primary amino compound; pyrazoles; substituted aniline; sulfonamide antibiotic; sulfonamide | antibacterial drug; EC 1.14.13.181 (13-deoxydaunorubicin hydroxylase) inhibitor; EC 1.14.13.67 (quinine 3-monooxygenase) inhibitor; P450 inhibitor |
sulfapyridine Sulfapyridine: Antibacterial, potentially toxic, used to treat certain skin diseases.. sulfapyridine : A sulfonamide consisting of pyridine with a 4-aminobenzenesulfonamido group at the 2-position. | 2.05 | 1 | 0 | pyridines; substituted aniline; sulfonamide antibiotic; sulfonamide | antiinfective agent; dermatologic drug; drug allergen; environmental contaminant; xenobiotic |
sulfasalazine Sulfasalazine: A drug that is used in the management of inflammatory bowel diseases. Its activity is generally considered to lie in its metabolic breakdown product, 5-aminosalicylic acid (see MESALAMINE) released in the colon. (From Martindale, The Extra Pharmacopoeia, 30th ed, p907). sulfasalazine : An azobenzene consisting of diphenyldiazene having a carboxy substituent at the 4-position, a hydroxy substituent at the 3-position and a 2-pyridylaminosulphonyl substituent at the 4'-position. | 2.02 | 1 | 0 | ||
sulfathiazole Sulfathiazole: A sulfathiazole compound that is used as a short-acting anti-infective agent. It is no longer commonly used systemically due to its toxicity, but may still be applied topically in combination with other drugs for the treatment of vaginal and skin infections, and is still used in veterinary medicine.. sulfathiazole : A 1,3-thiazole compound having a 4-aminobenzenesulfonamido group at the 2-position. | 3.1 | 1 | 0 | 1,3-thiazoles; substituted aniline; sulfonamide antibiotic; sulfonamide | antiinfective agent; drug allergen; EC 2.5.1.15 (dihydropteroate synthase) inhibitor; environmental contaminant; xenobiotic |
sulfinpyrazone Sulfinpyrazone: A uricosuric drug that is used to reduce the serum urate levels in gout therapy. It lacks anti-inflammatory, analgesic, and diuretic properties. | 3.1 | 1 | 0 | pyrazolidines; sulfoxide | uricosuric drug |
sulfisomidine Sulfisomidine: A sulfanilamide antibacterial agent.. sulfisomidine : A sulfonamide consisting of pyrimidine having methyl substituents at the 2- and 6-positions and a 4-aminobenzenesulfonamido group at the 4-position. | 2.05 | 1 | 0 | pyrimidines; sulfonamide antibiotic; sulfonamide | antiinfective agent |
sulfisoxazole Sulfisoxazole: A short-acting sulfonamide antibacterial with activity against a wide range of gram- negative and gram-positive organisms.. sulfisoxazole : A sulfonamide antibacterial with an oxazole substituent. It has antibiotic activity against a wide range of gram-negative and gram-positive organisms. | 2.05 | 1 | 0 | isoxazoles; sulfonamide antibiotic; sulfonamide | antibacterial drug; drug allergen |
sulpiride Sulpiride: A dopamine D2-receptor antagonist. It has been used therapeutically as an antidepressant, antipsychotic, and as a digestive aid. (From Merck Index, 11th ed). sulpiride : A member of the class of benzamides obtained from formal condensation between the carboxy group of 2-methoxy-5-sulfamoylbenzoic acid and the primary amino group of (1-ethylpyrrolidin-2-yl)methylamine. | 2.02 | 1 | 0 | benzamides; N-alkylpyrrolidine; sulfonamide | antidepressant; antiemetic; antipsychotic agent; dopaminergic antagonist |
suprofen Suprofen: An IBUPROFEN-type anti-inflammatory analgesic and antipyretic. It inhibits prostaglandin synthesis and has been proposed as an anti-arthritic.. suprofen : An aromatic ketone that is thiophene substituted at C-2 by a 4-(1-carboxyethyl)benzoyl group. | 3.1 | 1 | 0 | aromatic ketone; monocarboxylic acid; thiophenes | antirheumatic drug; drug allergen; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; non-narcotic analgesic; non-steroidal anti-inflammatory drug; peripheral nervous system drug |
suramin Suramin: A polyanionic compound with an unknown mechanism of action. It is used parenterally in the treatment of African trypanosomiasis and it has been used clinically with diethylcarbamazine to kill the adult Onchocerca. (From AMA Drug Evaluations Annual, 1992, p1643) It has also been shown to have potent antineoplastic properties.. suramin : A member of the class of phenylureas that is urea in which each of the amino groups has been substituted by a 3-({2-methyl-5-[(4,6,8-trisulfo-1-naphthyl)carbamoyl]phenyl}carbamoyl)phenyl group. An activator of both the rabbit skeletal muscle RyR1 and sheep cardiac RyR2 isoform ryanodine receptor channels, it has been used for the treatment of human African trypanosomiasis for over 100 years. | 2.03 | 1 | 0 | naphthalenesulfonic acid; phenylureas; secondary carboxamide | angiogenesis inhibitor; antinematodal drug; antineoplastic agent; apoptosis inhibitor; EC 2.7.11.13 (protein kinase C) inhibitor; GABA antagonist; GABA-gated chloride channel antagonist; purinergic receptor P2 antagonist; ryanodine receptor agonist; trypanocidal drug |
1,4-bis(2-(3,5-dichloropyridyloxy))benzene 1,4-bis(2-(3,5-dichloropyridyloxy))benzene: potent phenobarbital-like inducer of microsomal monooxygenase activity; structure given in first source | 2.13 | 1 | 0 | ||
temazepam Temazepam: A benzodiazepine that acts as a GAMMA-AMINOBUTYRIC ACID modulator and anti-anxiety agent. | 3.1 | 1 | 0 | benzodiazepine | |
terbutaline Terbutaline: A selective beta-2 adrenergic agonist used as a bronchodilator and tocolytic.. terbutaline : A member of the class of phenylethanolamines that is catechol substituted at position 5 by a 2-(tert-butylamino)-1-hydroxyethyl group. | 1.98 | 1 | 0 | phenylethanolamines; resorcinols | anti-asthmatic drug; beta-adrenergic agonist; bronchodilator agent; EC 3.1.1.7 (acetylcholinesterase) inhibitor; hypoglycemic agent; sympathomimetic agent; tocolytic agent |
terfenadine Terfenadine: A selective histamine H1-receptor antagonist devoid of central nervous system depressant activity. The drug was used for ALLERGY but withdrawn due to causing LONG QT SYNDROME. | 3.51 | 2 | 0 | diarylmethane | |
tetracaine Tetracaine: A potent local anesthetic of the ester type used for surface and spinal anesthesia.. tetracaine : A benzoate ester in which 4-N-butylbenzoic acid and 2-(dimethylamino)ethanol have combined to form the ester bond; a local ester anaesthetic (ester caine) used for surface and spinal anaesthesia. | 2.02 | 1 | 0 | benzoate ester; tertiary amino compound | local anaesthetic |
thonzylamine thonzylamine: major descriptor (72-84); file-maintained to PYRIMIDINES | 3.1 | 1 | 0 | methoxybenzenes | |
tiaprofenic acid tiaprofenic acid: RN given refers to parent cpd; structure. tiaprofenic acid : An aromatic ketone that is thiophene substituted at C-2 by benzoyl and at C-4 by a 1-carboxyethyl group. | 3.1 | 1 | 0 | aromatic ketone; monocarboxylic acid; thiophenes | drug allergen; non-steroidal anti-inflammatory drug |
tolazoline Tolazoline: A vasodilator that apparently has direct actions on blood vessels and also increases cardiac output. Tolazoline can interact to some degree with histamine, adrenergic, and cholinergic receptors, but the mechanisms of its therapeutic effects are not clear. It is used in treatment of persistent pulmonary hypertension of the newborn.. tolazoline : A member of the class of imidazoles that is 4,5-dihydro-1H-imidazole substituted by a benzyl group. | 1.95 | 1 | 0 | imidazoles | alpha-adrenergic antagonist; antihypertensive agent; vasodilator agent |
tolbutamide Tolbutamide: A sulphonylurea hypoglycemic agent with actions and uses similar to those of CHLORPROPAMIDE. (From Martindale, The Extra Pharmacopoeia, 30th ed, p290). tolbutamide : An N-sulfonylurea that consists of 1-butylurea having a tosyl group attached at the 3-position. | 2.03 | 1 | 0 | N-sulfonylurea | human metabolite; hypoglycemic agent; insulin secretagogue; potassium channel blocker |
tolnaftate [no description available] | 2.05 | 1 | 0 | monothiocarbamic ester | antifungal drug |
ultram 2-[(dimethylamino)methyl]-1-(3-methoxyphenyl)cyclohexanol : A tertiary alcohol that is cyclohexanol substituted at positions 1 and 2 by 3-methoxyphenyl and dimethylaminomethyl groups respectively. | 2.02 | 1 | 0 | aromatic ether; tertiary alcohol; tertiary amino compound | |
tranexamic acid Tranexamic Acid: Antifibrinolytic hemostatic used in severe hemorrhage. | 2.02 | 1 | 0 | amino acid | |
triclosan [no description available] | 2.53 | 2 | 0 | aromatic ether; dichlorobenzene; monochlorobenzenes; phenols | antibacterial agent; antimalarial; drug allergen; EC 1.3.1.9 [enoyl-[acyl-carrier-protein] reductase (NADH)] inhibitor; EC 1.5.1.3 (dihydrofolate reductase) inhibitor; fungicide; persistent organic pollutant; xenobiotic |
trifluoperazine [no description available] | 3.78 | 3 | 0 | N-alkylpiperazine; N-methylpiperazine; organofluorine compound; phenothiazines | antiemetic; calmodulin antagonist; dopaminergic antagonist; EC 1.8.1.12 (trypanothione-disulfide reductase) inhibitor; EC 5.3.3.5 (cholestenol Delta-isomerase) inhibitor; phenothiazine antipsychotic drug |
triflupromazine Triflupromazine: A phenothiazine used as an antipsychotic agent and as an antiemetic.. triflupromazine : A member of the class of phenothiazines that is 10H-phenothiazine having a trifluoromethyl subsitituent at the 2-position and a 3-(dimethylamino)propyl group at the N-10 position. | 3.1 | 1 | 0 | organofluorine compound; phenothiazines; tertiary amine | anticoronaviral agent; antiemetic; dopaminergic antagonist; first generation antipsychotic |
trifluralin Trifluralin: A microtubule-disrupting pre-emergence herbicide.. trifluralin : A substituted aniline that is N,N-dipropylaniline substituted by a nitro groups at positions 2 and 6 and a trifluoromethyl group at position 4. It is an agrochemical used as a pre-emergence herbicide. | 2.1 | 1 | 0 | (trifluoromethyl)benzenes; C-nitro compound; substituted aniline | agrochemical; environmental contaminant; herbicide; xenobiotic |
tripelennamine Tripelennamine: A histamine H1 antagonist with low sedative action but frequent gastrointestinal irritation. It is used to treat ASTHMA; HAY FEVER; URTICARIA; and RHINITIS; and also in veterinary applications. Tripelennamine is administered by various routes, including topically. | 3.1 | 1 | 0 | aromatic amine | |
tyramine [no description available] | 2.42 | 2 | 0 | monoamine molecular messenger; primary amino compound; tyramines | EC 3.1.1.8 (cholinesterase) inhibitor; Escherichia coli metabolite; human metabolite; mouse metabolite; neurotransmitter |
zinc chloride zinc chloride: RN given refers to parent cpd. zinc dichloride : A compound of zinc and chloride ions in the ratio 1:2. It exists in four crystalline forms, in each of which the Zn(2+) ions are trigonal planar coordinated to four chloride ions. | 2.46 | 2 | 0 | inorganic chloride; zinc molecular entity | astringent; disinfectant; EC 5.3.3.5 (cholestenol Delta-isomerase) inhibitor; Lewis acid |
zomepirac zomepirac: RN given refers to parent cpd; structure | 3.1 | 1 | 0 | aromatic ketone; monocarboxylic acid; monochlorobenzenes; pyrroles | cardiovascular drug; non-steroidal anti-inflammatory drug |
hydrocortisone acetate hydrocortisone acetate: RN given refers to cpd without isomeric designation | 2.05 | 1 | 0 | cortisol ester; tertiary alpha-hydroxy ketone | |
cortisone acetate Cortisone Acetate: The acetate ester of cortisone that is used mainly for replacement therapy in adrenocortical insufficiency and in the treatment of many allergic and inflammatory disorders. | 2.05 | 1 | 0 | corticosteroid hormone | |
mitomycin Mitomycin: An antineoplastic antibiotic produced by Streptomyces caespitosus. It is one of the bi- or tri-functional ALKYLATING AGENTS causing cross-linking of DNA and inhibition of DNA synthesis.. mitomycin : A family of aziridine-containing natural products isolated from Streptomyces caespitosus or Streptomyces lavendulae. | 2.42 | 2 | 0 | mitomycin | alkylating agent; antineoplastic agent |
corticosterone [no description available] | 4.8 | 10 | 0 | 11beta-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(4) steroid; C21-steroid; glucocorticoid; primary alpha-hydroxy ketone | human metabolite; mouse metabolite |
prednisolone Prednisolone: A glucocorticoid with the general properties of the corticosteroids. It is the drug of choice for all conditions in which routine systemic corticosteroid therapy is indicated, except adrenal deficiency states.. prednisolone : A glucocorticoid that is prednisone in which the oxo group at position 11 has been reduced to the corresponding beta-hydroxy group. It is a drug metabolite of prednisone. | 2.71 | 3 | 0 | 11beta-hydroxy steroid; 17alpha-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(1),Delta(4)-steroid; C21-steroid; glucocorticoid; primary alpha-hydroxy ketone; tertiary alpha-hydroxy ketone | adrenergic agent; anti-inflammatory drug; antineoplastic agent; drug metabolite; environmental contaminant; immunosuppressive agent; xenobiotic |
estriol hormonin: estrogen replacement; each tablet contains 600 ug micronized 17beta-estradiol, 270 ug estriol and 1.4 mg estrone. chlorapatite : A phosphate mineral with the formula Ca5(PO4)3Cl. | 3.81 | 3 | 0 | 16alpha-hydroxy steroid; 17beta-hydroxy steroid; 3-hydroxy steroid | estrogen; human metabolite; human xenobiotic metabolite; mouse metabolite |
alloxan Alloxan: Acidic compound formed by oxidation of URIC ACID. It is isolated as an efflorescent crystalline hydrate.. alloxan : A member of the class of pyrimidones, the structure of which is that of perhydropyrimidine substituted at C-2, -4, -5 and -6 by oxo groups. | 1.98 | 1 | 0 | pyrimidone | hyperglycemic agent; metabolite |
thymidine [no description available] | 1.97 | 1 | 0 | pyrimidine 2'-deoxyribonucleoside | Escherichia coli metabolite; human metabolite; metabolite; mouse metabolite |
piperonyl butoxide [no description available] | 1.98 | 1 | 0 | benzodioxoles | pesticide synergist |
2-aminophenol [no description available] | 4.57 | 8 | 0 | aminophenol | bacterial metabolite |
3,4-dichlorobenzoic acid 3,4-dichlorobenzoic acid: structure given in first source. 3,4-dichlorobenzoic acid : A chlorobenzoic acid carrying chloro substituents at positions 3 and 4. | 1.95 | 1 | 0 | chlorobenzoic acid | |
thyroxine Thyroxine: The major hormone derived from the thyroid gland. Thyroxine is synthesized via the iodination of tyrosines (MONOIODOTYROSINE) and the coupling of iodotyrosines (DIIODOTYROSINE) in the THYROGLOBULIN. Thyroxine is released from thyroglobulin by proteolysis and secreted into the blood. Thyroxine is peripherally deiodinated to form TRIIODOTHYRONINE which exerts a broad spectrum of stimulatory effects on cell metabolism.. thyroxine : An iodothyronine compound having iodo substituents at the 3-, 3'-, 5- and 5'-positions. | 4.17 | 5 | 0 | 2-halophenol; iodophenol; L-phenylalanine derivative; non-proteinogenic L-alpha-amino acid; thyroxine zwitterion; thyroxine | antithyroid drug; human metabolite; mouse metabolite; thyroid hormone |
spironolactone Spironolactone: A potassium sparing diuretic that acts by antagonism of aldosterone in the distal renal tubules. It is used mainly in the treatment of refractory edema in patients with congestive heart failure, nephrotic syndrome, or hepatic cirrhosis. Its effects on the endocrine system are utilized in the treatments of hirsutism and acne but they can lead to adverse effects. (From Martindale, The Extra Pharmacopoeia, 30th ed, p827). spironolactone : A steroid lactone that is 17alpha-pregn-4-ene-21,17-carbolactone substituted by an oxo group at position 3 and an alpha-acetylsulfanyl group at position 7. | 2.69 | 3 | 0 | 3-oxo-Delta(4) steroid; oxaspiro compound; steroid lactone; thioester | aldosterone antagonist; antihypertensive agent; diuretic; environmental contaminant; xenobiotic |
prednisolone acetate prednisolone acetate: RN given refers to cpd with locant for acetate group in position 21 & (11 beta)-isomer | 2.05 | 1 | 0 | corticosteroid hormone | |
cyclobarbital cyclobarbital: was heading 1977-94 (see under BARBITURATES 1977-90); CYCLOBARBITONE, HEXEMAL, & TETRAHYDROPHENOBARBITAL were see CYCLOBARBITAL 1977-94; use BARBITURATES to search CYCLOBARBITAL 1977-94; short to intermediate duration barbiturate used as hypnotic and sedative | 2.44 | 2 | 0 | barbiturates | |
aldosterone [no description available] | 4.01 | 4 | 0 | 11beta-hydroxy steroid; 18-oxo steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(4) steroid; C21-steroid hormone; mineralocorticoid; primary alpha-hydroxy ketone; steroid aldehyde | human metabolite; mouse metabolite |
allobarbital allobarbital: was heading 1976-94 (see under BARBITURATES 1976-90); ALLOBARBITONE, DIALLYLBARBITAL, DIALLYLBARBITURIC ACID, & DIALLYLMAL were see ALLOBARBITAL 1976-94; use BARBITURATES to search ALLOBARBITAL 1976-94; a barbiturate derivative with effects of intermediate duration; at lower doses, it is used as a sedative; at higher doses, it displays hypnotic effects | 2.05 | 1 | 0 | barbiturates | |
tetrahydrocortisol [no description available] | 3.1 | 1 | 0 | 11beta-hydroxy steroid; 17alpha-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3alpha-hydroxy steroid; glucocorticoid; primary alpha-hydroxy ketone; tertiary alpha-hydroxy ketone | |
prednisone Prednisone: A synthetic anti-inflammatory glucocorticoid derived from CORTISONE. It is biologically inert and converted to PREDNISOLONE in the liver.. prednisone : A synthetic glucocorticoid drug that is particularly effective as an immunosuppressant, and affects virtually all of the immune system. Prednisone is a prodrug that is converted by the liver into prednisolone (a beta-hydroxy group instead of the oxo group at position 11), which is the active drug and also a steroid. | 3.52 | 2 | 0 | 11-oxo steroid; 17alpha-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(1),Delta(4)-steroid; C21-steroid; glucocorticoid; primary alpha-hydroxy ketone; tertiary alpha-hydroxy ketone | adrenergic agent; anti-inflammatory drug; antineoplastic agent; immunosuppressive agent; prodrug |
tetrahydrocortisone [no description available] | 3.1 | 1 | 0 | 21-hydroxy steroid | |
estrone Hydroxyestrones: Estrone derivatives substituted with one or more hydroxyl groups in any position. They are important metabolites of estrone and other estrogens. | 10.03 | 13 | 0 | 17-oxo steroid; 3-hydroxy steroid; phenolic steroid; phenols | antineoplastic agent; bone density conservation agent; estrogen; human metabolite; mouse metabolite |
paramethasone Paramethasone: A glucocorticoid with the general properties of corticosteroids. It has been used by mouth in the treatment of all conditions in which corticosteroid therapy is indicated except adrenal-deficiency states for which its lack of sodium-retaining properties makes it less suitable than HYDROCORTISONE with supplementary FLUDROCORTISONE. (From Martindale, The Extra Pharmacopoeia, 30th ed, p737) | 2.05 | 1 | 0 | fluorinated steroid | |
androsterone [no description available] | 4.57 | 8 | 0 | 17-oxo steroid; 3alpha-hydroxy steroid; androstanoid; C19-steroid | androgen; anticonvulsant; human blood serum metabolite; human metabolite; human urinary metabolite; mouse metabolite; pheromone |
etiocholanolone Etiocholanolone: The 5-beta-reduced isomer of ANDROSTERONE. Etiocholanolone is a major metabolite of TESTOSTERONE and ANDROSTENEDIONE in many mammalian species including humans. It is excreted in the URINE.. 3alpha-hydroxy-5beta-androstan-17-one : An androstanoid that is 5beta-androstane substituted by an alpha-hydroxy group at position 3 and an oxo group at position 17. It is a metabolite of testosterone in mammals. | 3.1 | 1 | 0 | 17-oxo steroid; 3alpha-hydroxy steroid; androstanoid | human metabolite; mouse metabolite |
dehydroepiandrosterone Dehydroepiandrosterone: A major C19 steroid produced by the ADRENAL CORTEX. It is also produced in small quantities in the TESTIS and the OVARY. Dehydroepiandrosterone (DHEA) can be converted to TESTOSTERONE; ANDROSTENEDIONE; ESTRADIOL; and ESTRONE. Most of DHEA is sulfated (DEHYDROEPIANDROSTERONE SULFATE) before secretion.. dehydroepiandrosterone : An androstanoid that is androst-5-ene substituted by a beta-hydroxy group at position 3 and an oxo group at position 17. It is a naturally occurring steroid hormone produced by the adrenal glands. | 3.49 | 2 | 0 | 17-oxo steroid; 3beta-hydroxy-Delta(5)-steroid; androstanoid | androgen; human metabolite; mouse metabolite |
hydroxyacetylaminofluorene Hydroxyacetylaminofluorene: A N-hydroxylated derivative of 2-ACETYLAMINOFLUORENE that has demonstrated carcinogenic action. | 3.99 | 4 | 0 | 2-acetamidofluorenes | |
2-acetylaminofluorene 2-Acetylaminofluorene: A hepatic carcinogen whose mechanism of activation involves N-hydroxylation to the aryl hydroxamic acid followed by enzymatic sulfonation to sulfoxyfluorenylacetamide. It is used to study the carcinogenicity and mutagenicity of aromatic amines. | 7.66 | 3 | 0 | 2-acetamidofluorenes | antimitotic; carcinogenic agent; epitope; mutagen |
penicillin g Penicillin G: A penicillin derivative commonly used in the form of its sodium or potassium salts in the treatment of a variety of infections. It is effective against most gram-positive bacteria and against gram-negative cocci. It has also been used as an experimental convulsant because of its actions on GAMMA-AMINOBUTYRIC ACID mediated synaptic transmission.. benzylpenicillin : A penicillin in which the substituent at position 6 of the penam ring is a phenylacetamido group. | 1.99 | 1 | 0 | penicillin allergen; penicillin | antibacterial drug; drug allergen; epitope |
triiodothyronine Triiodothyronine: A T3 thyroid hormone normally synthesized and secreted by the thyroid gland in much smaller quantities than thyroxine (T4). Most T3 is derived from peripheral monodeiodination of T4 at the 5' position of the outer ring of the iodothyronine nucleus. The hormone finally delivered and used by the tissues is mainly T3.. 3,3',5-triiodo-L-thyronine : An iodothyronine compound having iodo substituents at the 3-, 3'- and 5-positions. Although some is produced in the thyroid, most of the 3,3',5-triiodo-L-thyronine in the body is generated by mono-deiodination of L-thyroxine in the peripheral tissues. Its metabolic activity is about 3 to 5 times that of L-thyroxine. The sodium salt is used in the treatment of hypothyroidism. | 4.32 | 6 | 0 | 2-halophenol; amino acid zwitterion; iodophenol; iodothyronine | human metabolite; mouse metabolite; thyroid hormone |
diethylnitrosamine Diethylnitrosamine: A nitrosamine derivative with alkylating, carcinogenic, and mutagenic properties.. N-nitrosodiethylamine : A nitrosamine that is N-ethylethanamine substituted by a nitroso group at the N-atom. | 2.68 | 3 | 0 | nitrosamine | carcinogenic agent; hepatotoxic agent; mutagen |
carbon tetrachloride Carbon Tetrachloride: A solvent for oils, fats, lacquers, varnishes, rubber waxes, and resins, and a starting material in the manufacturing of organic compounds. Poisoning by inhalation, ingestion or skin absorption is possible and may be fatal. (Merck Index, 11th ed). tetrachloromethane : A chlorocarbon that is methane in which all the hydrogens have been replaced by chloro groups. | 4.6 | 8 | 0 | chlorocarbon; chloromethanes | hepatotoxic agent; refrigerant |
alanine Alanine: A non-essential amino acid that occurs in high levels in its free state in plasma. It is produced from pyruvate by transamination. It is involved in sugar and acid metabolism, increases IMMUNITY, and provides energy for muscle tissue, BRAIN, and the CENTRAL NERVOUS SYSTEM.. alanine : An alpha-amino acid that consists of propionic acid bearing an amino substituent at position 2. | 2.04 | 1 | 0 | alanine zwitterion; alanine; L-alpha-amino acid; proteinogenic amino acid; pyruvate family amino acid | EC 4.3.1.15 (diaminopropionate ammonia-lyase) inhibitor; fundamental metabolite |
serine Serine: A non-essential amino acid occurring in natural form as the L-isomer. It is synthesized from GLYCINE or THREONINE. It is involved in the biosynthesis of PURINES; PYRIMIDINES; and other amino acids.. serine : An alpha-amino acid that is alanine substituted at position 3 by a hydroxy group. | 1.99 | 1 | 0 | L-alpha-amino acid; proteinogenic amino acid; serine family amino acid; serine zwitterion; serine | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
benz(a)anthracene benz(a)anthracene: 4 fused rings of which one is angular in contrast to the linear NAPHTHACENES. tetraphene : An angular ortho-fused polycyclic arene consisting of four fused benzene rings. | 3.1 | 1 | 0 | ortho-fused polycyclic arene; tetraphenes | |
4-nitroquinoline-1-oxide 4-nitroquinoline N-oxide : A quinoline N-oxide carrying a nitro substituent at position 4. | 2.08 | 1 | 0 | C-nitro compound; quinoline N-oxide | carcinogenic agent |
chloramphenicol Amphenicol: Chloramphenicol and its derivatives. | 9.35 | 6 | 0 | C-nitro compound; carboxamide; diol; organochlorine compound | antibacterial drug; antimicrobial agent; Escherichia coli metabolite; geroprotector; Mycoplasma genitalium metabolite; protein synthesis inhibitor |
aspartic acid Aspartic Acid: One of the non-essential amino acids commonly occurring in the L-form. It is found in animals and plants, especially in sugar cane and sugar beets. It may be a neurotransmitter.. aspartic acid : An alpha-amino acid that consists of succinic acid bearing a single alpha-amino substituent. L-aspartic acid : The L-enantiomer of aspartic acid. | 2.72 | 3 | 0 | aspartate family amino acid; aspartic acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; mouse metabolite; neurotransmitter |
glutamine Glutamine: A non-essential amino acid present abundantly throughout the body and is involved in many metabolic processes. It is synthesized from GLUTAMIC ACID and AMMONIA. It is the principal carrier of NITROGEN in the body and is an important energy source for many cells.. L-glutamine : An optically active form of glutamine having L-configuration.. glutamine : An alpha-amino acid that consists of butyric acid bearing an amino substituent at position 2 and a carbamoyl substituent at position 4. | 2 | 1 | 0 | amino acid zwitterion; glutamine family amino acid; glutamine; L-alpha-amino acid; polar amino acid zwitterion; proteinogenic amino acid | EC 1.14.13.39 (nitric oxide synthase) inhibitor; Escherichia coli metabolite; human metabolite; metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
lysine Lysine: An essential amino acid. It is often added to animal feed.. lysine : A diamino acid that is caproic (hexanoic) acid bearing two amino substituents at positions 2 and 6.. L-lysine : An L-alpha-amino acid; the L-isomer of lysine. | 8.1 | 5 | 0 | aspartate family amino acid; L-alpha-amino acid zwitterion; L-alpha-amino acid; lysine; organic molecular entity; proteinogenic amino acid | algal metabolite; anticonvulsant; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
cyanides Cyanides: Inorganic salts of HYDROGEN CYANIDE containing the -CN radical. The concept also includes isocyanides. It is distinguished from NITRILES, which denotes organic compounds containing the -CN radical.. cyanides : Salts and C-organyl derivatives of hydrogen cyanide, HC#N.. isocyanide : The isomer HN(+)#C(-) of hydrocyanic acid, HC#N, and its hydrocarbyl derivatives RNC (RN(+)#C(-)).. cyanide : A pseudohalide anion that is the conjugate base of hydrogen cyanide. | 2.6 | 1 | 0 | pseudohalide anion | EC 1.9.3.1 (cytochrome c oxidase) inhibitor |
physostigmine Physostigmine: A cholinesterase inhibitor that is rapidly absorbed through membranes. It can be applied topically to the conjunctiva. It also can cross the blood-brain barrier and is used when central nervous system effects are desired, as in the treatment of severe anticholinergic toxicity. | 2.02 | 1 | 0 | carbamate ester; indole alkaloid | antidote to curare poisoning; EC 3.1.1.8 (cholinesterase) inhibitor; miotic |
sucrose Saccharum: A plant genus of the family POACEAE widely cultivated in the tropics for the sweet cane that is processed into sugar. | 2.03 | 1 | 0 | glycosyl glycoside | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; osmolyte; Saccharomyces cerevisiae metabolite; sweetening agent |
ethinyl estradiol Ethinyl Estradiol: A semisynthetic alkylated ESTRADIOL with a 17-alpha-ethinyl substitution. It has high estrogenic potency when administered orally, and is often used as the estrogenic component in ORAL CONTRACEPTIVES.. 17alpha-ethynylestradiol : A 3-hydroxy steroid that is estradiol substituted by a ethynyl group at position 17. It is a xenoestrogen synthesized from estradiol and has been shown to exhibit high estrogenic potency on oral administration. | 3.1 | 1 | 0 | 17-hydroxy steroid; 3-hydroxy steroid; terminal acetylenic compound | xenoestrogen |
aminopyrine Aminopyrine: A pyrazolone with analgesic, anti-inflammatory, and antipyretic properties but has risk of AGRANULOCYTOSIS. A breath test with 13C-labeled aminopyrine has been used as a non-invasive measure of CYTOCHROME P-450 metabolic activity in LIVER FUNCTION TESTS.. aminophenazone : A pyrazolone that is 1,2-dihydro-3H-pyrazol-3-one substituted by a dimethylamino group at position 4, methyl groups at positions 1 and 5 and a phenyl group at position 2. It exhibits analgesic, anti-inflammatory, and antipyretic properties. | 3.37 | 7 | 0 | pyrazolone; tertiary amino compound | antipyretic; environmental contaminant; non-narcotic analgesic; non-steroidal anti-inflammatory drug; xenobiotic |
adenosine diphosphate Adenosine Diphosphate: Adenosine 5'-(trihydrogen diphosphate). An adenine nucleotide containing two phosphate groups esterified to the sugar moiety at the 5'-position. | 2.01 | 1 | 0 | adenosine 5'-phosphate; purine ribonucleoside 5'-diphosphate | fundamental metabolite; human metabolite |
2,3,4,6-tetrachlorophenol 2,3,4,6-tetrachlorophenol: RN given refers to parent cpd; see also record for tetrachlorophenol with locants for chloro groups not specified. 2,3,4,6-tetrachlorophenol : A tetrachlorophenol in which the chlorines are located at positions 2, 3, 4, and 6. | 4.91 | 35 | 0 | tetrachlorophenol | xenobiotic metabolite |
uridine [no description available] | 2.65 | 3 | 0 | uridines | drug metabolite; fundamental metabolite; human metabolite |
uridine diphosphate Uridine Diphosphate: A uracil nucleotide containing a pyrophosphate group esterified to C5 of the sugar moiety. | 3.21 | 6 | 0 | pyrimidine ribonucleoside 5'-diphosphate; uridine 5'-phosphate | Escherichia coli metabolite; mouse metabolite |
bromodeoxyuridine Bromodeoxyuridine: A nucleoside that substitutes for thymidine in DNA and thus acts as an antimetabolite. It causes breaks in chromosomes and has been proposed as an antiviral and antineoplastic agent. It has been given orphan drug status for use in the treatment of primary brain tumors. | 2.07 | 1 | 0 | pyrimidine 2'-deoxyribonucleoside | antimetabolite; antineoplastic agent |
galactose galactopyranose : The pyranose form of galactose. | 2.21 | 1 | 0 | D-galactose; galactopyranose | Escherichia coli metabolite; mouse metabolite |
phenylephrine Phenylephrine: An alpha-1 adrenergic agonist used as a mydriatic, nasal decongestant, and cardiotonic agent.. phenylephrine : A member of the class of the class of phenylethanolamines that is (1R)-2-(methylamino)-1-phenylethan-1-ol carrying an additional hydroxy substituent at position 3 on the phenyl ring. | 2.42 | 2 | 0 | phenols; phenylethanolamines; secondary amino compound | alpha-adrenergic agonist; cardiotonic drug; mydriatic agent; nasal decongestant; protective agent; sympathomimetic agent; vasoconstrictor agent |
levodopa Levodopa: The naturally occurring form of DIHYDROXYPHENYLALANINE and the immediate precursor of DOPAMINE. Unlike dopamine itself, it can be taken orally and crosses the blood-brain barrier. It is rapidly taken up by dopaminergic neurons and converted to DOPAMINE. It is used for the treatment of PARKINSONIAN DISORDERS and is usually given with agents that inhibit its conversion to dopamine outside of the central nervous system.. L-dopa : An optically active form of dopa having L-configuration. Used to treat the stiffness, tremors, spasms, and poor muscle control of Parkinson's disease | 2.03 | 1 | 0 | amino acid zwitterion; dopa; L-tyrosine derivative; non-proteinogenic L-alpha-amino acid | allelochemical; antidyskinesia agent; antiparkinson drug; dopaminergic agent; hapten; human metabolite; mouse metabolite; neurotoxin; plant growth retardant; plant metabolite; prodrug |
edetic acid Edetic Acid: A chelating agent that sequesters a variety of polyvalent cations such as CALCIUM. It is used in pharmaceutical manufacturing and as a food additive. | 3.24 | 6 | 0 | ethylenediamine derivative; polyamino carboxylic acid; tetracarboxylic acid | anticoagulant; antidote; chelator; copper chelator; geroprotector |
phenylethyl alcohol Phenylethyl Alcohol: An antimicrobial, antiseptic, and disinfectant that is used also as an aromatic essence and preservative in pharmaceutics and perfumery.. 2-phenylethanol : A primary alcohol that is ethanol substituted by a phenyl group at position 2. | 2.05 | 1 | 0 | benzenes; primary alcohol | Aspergillus metabolite; fragrance; plant growth retardant; plant metabolite; Saccharomyces cerevisiae metabolite |
tyrosine Tyrosine: A non-essential amino acid. In animals it is synthesized from PHENYLALANINE. It is also the precursor of EPINEPHRINE; THYROID HORMONES; and melanin.. tyrosine : An alpha-amino acid that is phenylalanine bearing a hydroxy substituent at position 4 on the phenyl ring. | 3.24 | 6 | 0 | amino acid zwitterion; erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid; proteinogenic amino acid; tyrosine | EC 1.3.1.43 (arogenate dehydrogenase) inhibitor; fundamental metabolite; micronutrient; nutraceutical |
cysteamine Cysteamine: A mercaptoethylamine compound that is endogenously derived from the COENZYME A degradative pathway. The fact that cysteamine is readily transported into LYSOSOMES where it reacts with CYSTINE to form cysteine-cysteamine disulfide and CYSTEINE has led to its use in CYSTINE DEPLETING AGENTS for the treatment of CYSTINOSIS.. cysteamine : An amine that consists of an ethane skeleton substituted with a thiol group at C-1 and an amino group at C-2. | 7.6 | 1 | 0 | amine; thiol | geroprotector; human metabolite; mouse metabolite; radiation protective agent |
phlorhizin [no description available] | 2.4 | 2 | 0 | aryl beta-D-glucoside; dihydrochalcones; monosaccharide derivative | antioxidant; plant metabolite |
adenosine monophosphate Adenosine Monophosphate: Adenine nucleotide containing one phosphate group esterified to the sugar moiety in the 2'-, 3'-, or 5'-position. | 2 | 1 | 0 | adenosine 5'-phosphate; purine ribonucleoside 5'-monophosphate | adenosine A1 receptor agonist; cofactor; EC 3.1.3.1 (alkaline phosphatase) inhibitor; EC 3.1.3.11 (fructose-bisphosphatase) inhibitor; fundamental metabolite; micronutrient; nutraceutical |
methylene blue Methylene Blue: A compound consisting of dark green crystals or crystalline powder, having a bronze-like luster. Solutions in water or alcohol have a deep blue color. Methylene blue is used as a bacteriologic stain and as an indicator. It inhibits GUANYLATE CYCLASE, and has been used to treat cyanide poisoning and to lower levels of METHEMOGLOBIN.. methylene blue : An organic chloride salt having 3,7-bis(dimethylamino)phenothiazin-5-ium as the counterion. A commonly used dye that also exhibits antioxidant, antimalarial, antidepressant and cardioprotective properties. | 4.92 | 31 | 0 | organic chloride salt | acid-base indicator; antidepressant; antimalarial; antimicrobial agent; antioxidant; cardioprotective agent; EC 1.4.3.4 (monoamine oxidase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; EC 4.6.1.2 (guanylate cyclase) inhibitor; fluorochrome; histological dye; neuroprotective agent; physical tracer |
4-nitrobenzoic acid 4-nitrobenzoic acid: RN given refers to parent cpd. 4-nitrobenzoic acid : A nitrobenzoic acid having the nitro group at the 4-position. | 2.38 | 2 | 0 | nitrobenzoic acid | |
aniline [no description available] | 6.04 | 22 | 0 | anilines; primary arylamine | |
dimethylnitrosamine Dimethylnitrosamine: A nitrosamine derivative with alkylating, carcinogenic, and mutagenic properties. It causes serious liver damage and is a hepatocarcinogen in rodents. | 2.91 | 4 | 0 | nitrosamine | geroprotector; mutagen |
methionine Methionine: A sulfur-containing essential L-amino acid that is important in many body functions.. methionine : A sulfur-containing amino acid that is butyric acid bearing an amino substituent at position 2 and a methylthio substituent at position 4. | 2.36 | 2 | 0 | aspartate family amino acid; L-alpha-amino acid; methionine zwitterion; methionine; proteinogenic amino acid | antidote to paracetamol poisoning; human metabolite; micronutrient; mouse metabolite; nutraceutical |
phenylalanine Phenylalanine: An essential aromatic amino acid that is a precursor of MELANIN; DOPAMINE; noradrenalin (NOREPINEPHRINE), and THYROXINE.. L-phenylalanine : The L-enantiomer of phenylalanine.. phenylalanine : An aromatic amino acid that is alanine in which one of the methyl hydrogens is substituted by a phenyl group. | 2.66 | 3 | 0 | amino acid zwitterion; erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid; phenylalanine; proteinogenic amino acid | algal metabolite; EC 3.1.3.1 (alkaline phosphatase) inhibitor; Escherichia coli metabolite; human xenobiotic metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
desoxycorticosterone Desoxycorticosterone: A steroid metabolite that is the 11-deoxy derivative of CORTICOSTERONE and the 21-hydroxy derivative of PROGESTERONE | 4.01 | 4 | 0 | 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(4) steroid; mineralocorticoid; primary alpha-hydroxy ketone | human metabolite; mouse metabolite |
cycloheximide Cycloheximide: Antibiotic substance isolated from streptomycin-producing strains of Streptomyces griseus. It acts by inhibiting elongation during protein synthesis.. cycloheximide : A dicarboximide that is 4-(2-hydroxyethyl)piperidine-2,6-dione in which one of the hydrogens attached to the carbon bearing the hydroxy group is replaced by a 3,5-dimethyl-2-oxocyclohexyl group. It is an antibiotic produced by the bacterium Streptomyces griseus. | 2.89 | 4 | 0 | antibiotic fungicide; cyclic ketone; dicarboximide; piperidine antibiotic; piperidones; secondary alcohol | anticoronaviral agent; bacterial metabolite; ferroptosis inhibitor; neuroprotective agent; protein synthesis inhibitor |
egtazic acid Egtazic Acid: A chelating agent relatively more specific for calcium and less toxic than EDETIC ACID.. ethylene glycol bis(2-aminoethyl)tetraacetic acid : A diether that is ethylene glycol in which the hydrogens of the hydroxy groups have been replaced by 2-[bis(carboxymethyl)amino]ethyl group respectively. | 2.01 | 1 | 0 | diether; tertiary amino compound; tetracarboxylic acid | chelator |
3,5-dimethylpyrazole 3,5-dimethylpyrazole: RN given refers to parent cpd | 2.08 | 1 | 0 | ||
chloroform Chloroform: A commonly used laboratory solvent. It was previously used as an anesthetic, but was banned from use in the U.S. due to its suspected carcinogenicity.. chloroform : A one-carbon compound that is methane in which three of the hydrogens are replaced by chlorines. | 4.18 | 5 | 0 | chloromethanes; one-carbon compound | carcinogenic agent; central nervous system drug; inhalation anaesthetic; non-polar solvent; refrigerant |
fluocinolone acetonide Fluocinolone Acetonide: A glucocorticoid derivative used topically in the treatment of various skin disorders. It is usually employed as a cream, gel, lotion, or ointment. It has also been used topically in the treatment of inflammatory eye, ear, and nose disorders. (From Martindale, The Extra Pharmacopoeia, 30th ed, p732). fluocinolone acetonide : A fluorinated steroid that is flunisolide in which the hydrogen at position 9 is replaced by fluorine. A corticosteroid with glucocorticoid activity, it is used (both as the anhydrous form and as the dihydrate) in creams, gels and ointments for the treatment of various skin disorders. | 2.05 | 1 | 0 | 11beta-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(1),Delta(4)-steroid; cyclic ketal; fluorinated steroid; glucocorticoid; organic heteropentacyclic compound; primary alpha-hydroxy ketone | anti-inflammatory drug; antipruritic drug |
sodium citrate, anhydrous Sodium Citrate: Sodium salts of citric acid that are used as buffers and food preservatives. They are used medically as anticoagulants in stored blood, and for urine alkalization in the prevention of KIDNEY STONES.. sodium citrate : The trisodium salt of citric acid. | 2.52 | 2 | 0 | organic sodium salt | anticoagulant; flavouring agent |
dimethylformamide Dimethylformamide: A formamide in which the amino hydrogens are replaced by methyl groups.. N,N-dimethylformamide : A member of the class of formamides that is formamide in which the amino hydrogens are replaced by methyl groups. | 8.78 | 3 | 0 | formamides; volatile organic compound | geroprotector; hepatotoxic agent; polar aprotic solvent |
norethindrone Norethindrone: A synthetic progestational hormone with actions similar to those of PROGESTERONE but functioning as a more potent inhibitor of ovulation. It has weak estrogenic and androgenic properties. The hormone has been used in treating amenorrhea, functional uterine bleeding, endometriosis, and for CONTRACEPTION.. norethisterone : A 17beta-hydroxy steroid that is testosterone in which the hydrogen at position 17 is replaced by an ethynyl group and in which the methyl group attached to position 10 is replaced by hydrogen. | 3.1 | 1 | 0 | 17beta-hydroxy steroid; 3-oxo-Delta(4) steroid; terminal acetylenic compound; tertiary alcohol | progestin; synthetic oral contraceptive |
norethynodrel Norethynodrel: A synthetic progestational hormone with actions and uses similar to those of PROGESTERONE. It has been used in the treatment of functional uterine bleeding and ENDOMETRIOSIS. As a contraceptive (CONTRACEPTIVE AGENTS), it has usually been administered in combination with MESTRANOL. | 3.1 | 1 | 0 | oxo steroid | |
17-alpha-hydroxyprogesterone 17alpha-hydroxyprogesterone : A 17alpha-hydroxy steroid that is the 17alpha-hydroxy derivative of progesterone. | 3.79 | 3 | 0 | 17alpha-hydroxy-C21-steroid; 17alpha-hydroxy steroid; tertiary alpha-hydroxy ketone | human metabolite; metabolite; mouse metabolite; progestin |
ampicillin Ampicillin: Semi-synthetic derivative of penicillin that functions as an orally active broad-spectrum antibiotic.. ampicillin : A penicillin in which the substituent at position 6 of the penam ring is a 2-amino-2-phenylacetamido group. | 3.1 | 1 | 0 | beta-lactam antibiotic; penicillin allergen; penicillin | antibacterial drug |
mannitol [no description available] | 2.43 | 2 | 0 | mannitol | allergen; antiglaucoma drug; compatible osmolytes; Escherichia coli metabolite; food anticaking agent; food bulking agent; food humectant; food stabiliser; food thickening agent; hapten; metabolite; osmotic diuretic; sweetening agent |
dithionitrobenzoic acid Dithionitrobenzoic Acid: A standard reagent for the determination of reactive sulfhydryl groups by absorbance measurements. It is used primarily for the determination of sulfhydryl and disulfide groups in proteins. The color produced is due to the formation of a thio anion, 3-carboxyl-4-nitrothiophenolate.. dithionitrobenzoic acid : An organic disulfide that results from the formal oxidative dimerisation of 2-nitro-5-thiobenzoic acid. An indicator used to quantify the number or concentration of thiol groups. | 2.42 | 2 | 0 | nitrobenzoic acid; organic disulfide | indicator |
ornithine Ornithine: An amino acid produced in the urea cycle by the splitting off of urea from arginine.. ornithine : An alpha-amino acid that is pentanoic acid bearing two amino substituents at positions 2 and 5. | 1.97 | 1 | 0 | non-proteinogenic L-alpha-amino acid; ornithine | algal metabolite; hepatoprotective agent; mouse metabolite |
4-hydroxypropiophenone [no description available] | 2.38 | 2 | 0 | acetophenones | |
histidine Histidine: An essential amino acid that is required for the production of HISTAMINE.. L-histidine : The L-enantiomer of the amino acid histidine.. histidine : An alpha-amino acid that is propanoic acid bearing an amino substituent at position 2 and a 1H-imidazol-4-yl group at position 3. | 2.71 | 3 | 0 | amino acid zwitterion; histidine; L-alpha-amino acid; polar amino acid zwitterion; proteinogenic amino acid | algal metabolite; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
n-pentanol n-pentanol: RN given refers to parent cpd. pentan-1-ol : A short-chain primary fatty alcohol that is pentane in which a hydrogen of one of the methyl groups is substituted by a hydroxy group. It has been isolated from Melicope ptelefolia. | 4.19 | 5 | 0 | pentanol; short-chain primary fatty alcohol | human metabolite; plant metabolite |
1,1,1-trichloroethane Trichloroethanes: Chlorinated ethanes which are used extensively as industrial solvents. They have been utilized in numerous home-use products including spot remover preparations and inhalant decongestant sprays. These compounds cause central nervous system and cardiovascular depression and are hepatotoxic. Include 1,1,1- and 1,1,2-isomers.. 1,1,1-trichloroethane : A member of the class of chloroethanes carrying three chloro substituents at position 1. | 3.5 | 2 | 0 | chloroethanes | polar solvent |
valine Valine: A branched-chain essential amino acid that has stimulant activity. It promotes muscle growth and tissue repair. It is a precursor in the penicillin biosynthetic pathway.. valine : A branched-chain amino acid that consists of glycine in which one of the hydrogens attached to the alpha-carbon is substituted by an isopropyl group.. L-valine : The L-enantiomer of valine. | 2.1 | 1 | 0 | L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid; pyruvate family amino acid; valine | algal metabolite; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
alizarin [no description available] | 3.1 | 1 | 0 | dihydroxyanthraquinone | chromophore; dye; plant metabolite |
tryptophan Tryptophan: An essential amino acid that is necessary for normal growth in infants and for NITROGEN balance in adults. It is a precursor of INDOLE ALKALOIDS in plants. It is a precursor of SEROTONIN (hence its use as an antidepressant and sleep aid). It can be a precursor to NIACIN, albeit inefficiently, in mammals.. tryptophan : An alpha-amino acid that is alanine bearing an indol-3-yl substituent at position 3. | 3.12 | 5 | 0 | erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid; tryptophan zwitterion; tryptophan | antidepressant; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
4-chlorobenzoic acid 4-chlorobenzoic acid: RN given refers to parent cpd. 4-chlorobenzoic acid : A monochlorobenzoic acid carrying a chloro substituent at position 4. | 1.95 | 1 | 0 | monochlorobenzoic acid | bacterial xenobiotic metabolite |
arginine Arginine: An essential amino acid that is physiologically active in the L-form.. arginine : An alpha-amino acid that is glycine in which the alpha-is substituted by a 3-guanidinopropyl group. | 3.91 | 12 | 0 | arginine; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | biomarker; Escherichia coli metabolite; micronutrient; mouse metabolite; nutraceutical |
methyl bromide methyl bromide: used in ionization chambers, degreasing wool, extracting oils; insect fumigant; high concentrations can produce pulmonary edema,narcosis; chronic exposure can cause CNS depression,kidney injury; RN given refers to parent cpd; structure. bromomethane : A one-carbon compound in which the carbon is attached by single bonds to three hydrogen atoms and one bromine atom. It is produced naturally by marine algae. | 3.07 | 1 | 0 | bromohydrocarbon; bromomethanes; methyl halides | algal metabolite; fumigant insecticide; marine metabolite |
methyl chloride Methyl Chloride: A hydrocarbon used as an industrial solvent. It has been used as an aerosal propellent, as a refrigerant and as a local anesthetic. (From Martindale, The Extra Pharmacopoeia, 31st ed, p1403). chlorocarbon : Compounds consisting wholly of chlorine and carbon.. chloromethane : A one-carbon compound that is methane in which one of the hydrogens is replaced by a chloro group. | 2.05 | 1 | 0 | chloromethanes; methyl halides | marine metabolite; mutagen; refrigerant |
ethyl chloride Ethyl Chloride: A gas that condenses under slight pressure. Because of its low boiling point ethyl chloride sprayed on skin produces an intense cold by evaporation. Cold blocks nerve conduction. Ethyl chloride has been used in surgery but is primarily used to relieve local pain in sports medicine.. chloroethane : The simplest and least toxic member of the class of chloroethanes, that is ethane in which a single hydrogen is substituted by a chlorine. A colourless gas at room temperature and pressure (boiling point 12degreeC), it is used as a mild topical anaesthetic to numb the skin prior to ear piercing, skin biopsies, etc., and is also used in the treatment of sports injuries. It was formerly used in the production of tetraethyllead. | 3.07 | 1 | 0 | chloroethanes | antipruritic drug; inhalation anaesthetic; local anaesthetic |
ethylamine ethylamine : A two-carbon primary aliphatic amine. | 2.39 | 2 | 0 | primary aliphatic amine | human metabolite |
acetonitrile acetonitrile: RN given refers to unlabeled cpd. acetonitrile : A nitrile that is hydrogen cyanide in which the hydrogen has been replaced by a methyl group. | 4.05 | 4 | 0 | aliphatic nitrile; volatile organic compound | EC 3.5.1.4 (amidase) inhibitor; NMR chemical shift reference compound; polar aprotic solvent |
methylene chloride Methylene Chloride: A chlorinated hydrocarbon that has been used as an inhalation anesthetic and acts as a narcotic in high concentrations. Its primary use is as a solvent in manufacturing and food technology.. dichloromethane : A member of the class of chloromethanes that is methane in which two of the hydrogens have been replaced by chlorine. A dense, non-flammible colourless liquid at room temperature (b.p. 40degreeC, d = 1.33) which is immiscible with water, it is widely used as a solvent, a paint stripper, and for the removal of caffeine from coffee and tea. | 4.18 | 5 | 0 | chloromethanes; volatile organic compound | carcinogenic agent; polar aprotic solvent; refrigerant |
1,1-dichloroethane [no description available] | 3.07 | 1 | 0 | organochlorine compound | |
vinylidene chloride vinylidene chloride: potent hepatotoxin. 1,1-dichloroethene : A member of the class of chloroethenes that is ethene in which both of the hydrogens attached to one of the carbons are replaced by chlorines. | 2.39 | 2 | 0 | chloroethenes | carcinogenic agent; mouse metabolite; mutagen |
nitromethane nitromethane: structure. nitromethane : A primary nitroalkane that is methane in which one of the hydrogens is replace by a nitro group. A polar solvent (b.p. 101 degreeC), it is an important starting material in organic synthesis. It is also used as a fuel for rockets and radio-controlled models. | 3.07 | 1 | 0 | primary nitroalkane; volatile organic compound | EC 4.3.1.3 (histidine ammonia-lyase) inhibitor; explosive; NMR chemical shift reference compound; polar aprotic solvent |
tert-butylamine tert-butylamine: RN given refers to parent cpd. tert-butylamine : A primary aliphatic amine that is ethylamine substituted by two methyl groups at position 1. | 1.97 | 1 | 0 | primary aliphatic amine | |
tert-butyl alcohol tert-Butyl Alcohol: An isomer of butanol that contains a tertiary butyl group that consists of three methyl groups, each separately attached to a central (tertiary) carbon.. tert-butanol : A tertiary alcohol alcohol that is isobutane substituted by a hydroxy group at position 2. | 3.8 | 3 | 0 | tertiary alcohol | human xenobiotic metabolite |
tert-amyl alcohol 2-methylbutan-2-ol : A tertiary alcohol that is propan-1-ol in which both of the hydrogens at position 1 have been replaced by methyl groups. | 3.5 | 2 | 0 | aliphatic alcohol; tertiary alcohol | protic solvent |
trifluoroethanol Trifluoroethanol: A non-aqueous co-solvent that serves as tool to study protein folding. It is also used in various pharmaceutical, chemical and engineering applications. | 1.98 | 1 | 0 | fluoroalcohol | |
trichloroacetic acid Trichloroacetic Acid: A strong acid used as a protein precipitant in clinical chemistry and also as a caustic for removing warts.. trichloroacetic acid : A monocarboxylic acid that is acetic acid in which all three methyl hydrogens are substituted by chlorine. | 2.39 | 2 | 0 | monocarboxylic acid; organochlorine compound | carcinogenic agent; metabolite; mouse metabolite |
trifluoroacetic acid Trifluoroacetic Acid: A very strong halogenated derivative of acetic acid. It is used in acid catalyzed reactions, especially those where an ester is cleaved in peptide synthesis.. trifluoroacetic acid : A monocarboxylic acid that is the trifluoro derivative of acetic acid. | 2.08 | 1 | 0 | fluoroalkanoic acid | human xenobiotic metabolite; NMR chemical shift reference compound; reagent |
triamcinolone acetonide Triamcinolone Acetonide: An esterified form of TRIAMCINOLONE. It is an anti-inflammatory glucocorticoid used topically in the treatment of various skin disorders. Intralesional, intramuscular, and intra-articular injections are also administered under certain conditions.. triamcinolone acetonide : A synthetic glucocorticoid that is the 16,17-acetonide of triamcinolone. Used to treat various skin infections. | 2.44 | 2 | 0 | 11beta-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(4) steroid; cyclic ketal; fluorinated steroid; glucocorticoid; primary alpha-hydroxy ketone | anti-allergic agent; anti-inflammatory drug |
butobarbital butobarbital: Butobarbital should be distinguished from Butabarbital (a synonym for Secbutabarbital) | 2.03 | 1 | 0 | barbiturates | |
divinyl sulfone divinyl sulfone: cross-linking reagent for agarose gels. divinyl sulfone : A sulfone compound having two S-vinyl substituents. | 2.11 | 1 | 0 | sulfone | cross-linking reagent |
vinyltriethoxysilane [no description available] | 2.1 | 1 | 0 | ||
tetraethoxysilane [no description available] | 2.1 | 1 | 0 | ||
linalool linalool: RN given refers to parent cpd without isomeric designation; structure. linalool : A monoterpenoid that is octa-1,6-diene substituted by methyl groups at positions 3 and 7 and a hydroxy group at position 3. It has been isolated from plants like Ocimum canum. | 3.1 | 1 | 0 | monoterpenoid; tertiary alcohol | antimicrobial agent; fragrance; plant metabolite; volatile oil component |
isobutyl alcohol isobutyl alcohol: RN given refers to parent cpd | 4.19 | 5 | 0 | alkyl alcohol; primary alcohol | Saccharomyces cerevisiae metabolite |
propylene dichloride propylene dichloride: Russian drug; structure. 1,2-dichloropropane : A chloroalkane that is propane in which a hydrogen from each of two adjacent carbons has been replaced by chlorines. | 3.07 | 1 | 0 | chloroalkane; volatile organic compound | |
2-butanol 2-butanol: RN given is for parent cpd without isomeric designation. butan-2-ol : A secondary alcohol that is butane substituted by a hydroxy group at position 2. | 3.5 | 2 | 0 | secondary alcohol | |
methylethyl ketone methylethyl ketone: solvent; colorless synthetic resins, smokeless powders; may be irritating to eyes, mucous membranes; may be toxic in high concentrations; structure. butanone : Any ketone that is butane substituted by an oxo group at unspecified position.. butan-2-one : A dialkyl ketone that is a four-carbon ketone carrying a single keto- group at position C-2. | 3.5 | 2 | 0 | butanone; dialkyl ketone; methyl ketone; volatile organic compound | bacterial metabolite; polar aprotic solvent |
1,1,2-trichloroethane 1,1,2-trichloroethane: RN given refers to cpd with locants as specified. 1,1,2-trichloroethane : A member of the class of chloroethanes that is ethane substituted by chloro groups at positions 1, 1 and 2. | 3.07 | 1 | 0 | chloroethanes | |
trichloroethylene Trichloroethylene: A highly volatile inhalation anesthetic used mainly in short surgical procedures where light anesthesia with good analgesia is required. It is also used as an industrial solvent. Prolonged exposure to high concentrations of the vapor can lead to cardiotoxicity and neurological impairment.. triol : A chemical compound containing three hydroxy groups. | 4.01 | 4 | 0 | chloroethenes | inhalation anaesthetic; mouse metabolite |
acrylamide [no description available] | 2 | 1 | 0 | acrylamides; N-acylammonia; primary carboxamide | alkylating agent; carcinogenic agent; Maillard reaction product; mutagen; neurotoxin |
acrylic acid acrylic acid: RN given refers to parent cpd. acrylic acid : A alpha,beta-unsaturated monocarboxylic acid that is ethene substituted by a carboxy group. | 2.88 | 3 | 0 | alpha,beta-unsaturated monocarboxylic acid | metabolite |
methyl acetate methyl acetate : An acetate ester resulting from the formal condensation of acetic acid with methanol. A low-boiling (57 degreeC) colourless, flammable liquid, it is used as a solvent for many resins and oils. | 2.39 | 2 | 0 | acetate ester; methyl ester; volatile organic compound | EC 3.4.19.3 (pyroglutamyl-peptidase I) inhibitor; fragrance; polar aprotic solvent |
peracetic acid Peracetic Acid: A liquid that functions as a strong oxidizing agent. It has an acrid odor and is used as a disinfectant.. peracetic acid : A peroxy acid that is acetic acid in which the OH group is substituted by a hydroperoxy group. It is a versatile oxidising agent that is used as a disinfectant. | 2.07 | 1 | 0 | a peroxy acid | disinfectant; oxidising agent |
1,1,2,2-tetrachloroethane 1,1,2,2-tetrachloroethane: see also record for tetrachloroethane. 1,1,2,2-tetrachloroethane : A member of the class of chloroethanes that is ethane substituted by chloro groups at positions 1, 1, 2 and 2. | 3.07 | 1 | 0 | chloroethanes | |
dichloroacetic acid [no description available] | 2.39 | 2 | 0 | monocarboxylic acid; organochlorine compound | astringent; marine metabolite |
pantothenic acid Pantothenic Acid: A butyryl-beta-alanine that can also be viewed as pantoic acid complexed with BETA ALANINE. It is incorporated into COENZYME A and protects cells against peroxidative damage by increasing the level of GLUTATHIONE.. pantothenic acid : A member of the class of pantothenic acids that is an amide formed from pantoic acid and beta-alanine.. vitamin B5 : Any member of a group of vitamers that belong to the chemical structural class called pantothenic acids that exhibit biological activity against vitamin B5 deficiency. Deficiency of vitamin B5 is rare due to its widespread distribution in whole grain cereals, legumes and meat. Symptoms associated with vitamin B5 deficiency are difficult to asses since they are subtle and resemble those of other B vitamin deficiencies. The vitamers include (R)-pantothenic acid and its ionized and salt forms.. (R)-pantothenate : A pantothenate that is the conjugate base of (R)-pantothenic acid, obtained by deprotonation of the carboxy group.. (R)-pantothenic acid : A pantothenic acid having R-configuration. | 1.96 | 1 | 0 | pantothenic acid; vitamin B5 | antidote to curare poisoning; geroprotector; human blood serum metabolite |
bisphenol a 4,4'-isopropylidene diphenol: stimulates proliferative responses and cytokine productions of murine spleen cells and thymus cells in vitro. bisphenol : By usage, the methylenediphenols, HOC6H4CH2C6H4OH, commonly p,p-methylenediphenol, and their substitution products (generally derived from condensation of two equivalent amounts of a phenol with an aldehyde or ketone). The term also includes analogues in the the methylene (or substituted methylene) group has been replaced by a heteroatom.. bisphenol A : A bisphenol that is 4,4'-methanediyldiphenol in which the methylene hydrogens are replaced by two methyl groups. | 3.16 | 5 | 0 | bisphenol | endocrine disruptor; environmental contaminant; xenobiotic; xenoestrogen |
p-tert-amylphenol p-tert-amylphenol: RN given refers to parent cpd | 2.05 | 1 | 0 | alkylbenzene | |
dehydrocholic acid Dehydrocholic Acid: A semisynthetic bile acid made from cholic acid. It is used as a cholagogue, hydrocholeretic, diuretic, and as a diagnostic aid.. 3,7,12-trioxo-5beta-cholanic acid : An oxo-5beta-cholanic acid in which three oxo substituents are located at positions 3, 7 and 12 on the cholanic acid skeleton. | 2.05 | 1 | 0 | 12-oxo steroid; 3-oxo-5beta-steroid; 7-oxo steroid; oxo-5beta-cholanic acid | gastrointestinal drug |
1,4-dihydroxyanthraquinone 1,4-dihydroxyanthraquinone: structure given in first source. quinizarin : A dihydroxyanthraquinone having the two hydroxy substituents at the 1- and 4-positions; formally derived from anthraquinone by replacement of two hydrogen atoms by hydroxy groups | 3.1 | 1 | 0 | dihydroxyanthraquinone | dye |
rhodamine b rhodamine B: RN & N1 from 9th CI Form Index; RN given refers to parent cpd; structure in Merck Index, 9th ed, #7973; TETRAETHYLRHODAMINE was see RHODAMINES 1975-93; use RHODAMINES to search TETRAETHYLRHODAMINE 1975-93. rhodamine B : An organic chloride salt having N-[9-(2-carboxyphenyl)-6-(diethylamino)-3H-xanthen-3-ylidene]-N-ethylethanaminium as the counterion. An amphoteric dye commonly used as a fluorochrome. | 3.59 | 8 | 0 | organic chloride salt; xanthene dye | fluorescent probe; fluorochrome; histological dye |
cyclizine Cyclizine: A histamine H1 antagonist given by mouth or parenterally for the control of postoperative and drug-induced vomiting and in motion sickness. (From Martindale, The Extra Pharmacopoeia, 30th ed, p935). cyclizine : An N-alkylpiperazine in which one nitrogen of the piperazine ring is substituted by a methyl group, while the other is substituted by a diphenylmethyl group. | 3.1 | 1 | 0 | N-alkylpiperazine | antiemetic; central nervous system depressant; cholinergic antagonist; H1-receptor antagonist; local anaesthetic |
skatole [no description available] | 2.47 | 2 | 0 | methylindole | human metabolite; mammalian metabolite |
2,6-dihydroxyanthraquinone 2,6-dihydroxyanthraquinone: structure given in first source. anthraflavic acid : A dihydroxyanthraquinone that is anthracene substituted by hydroxy groups at C-3 and C-7 and oxo groups at C-9 and C-10. | 3.1 | 1 | 0 | dihydroxyanthraquinone | antimutagen; plant metabolite |
9,10-anthraquinone 9,10-anthraquinone : An anthraquinone that is anthracene in which positions 9 and 10 have been oxidised to carbonyls. | 3.55 | 2 | 0 | anthraquinone | |
phthalic anhydride phthalic anhydride : The cyclic dicarboxylic anhydride that is the anhydride of phthalic acid. | 2.11 | 1 | 0 | 2-benzofurans; cyclic dicarboxylic anhydride | allergen |
fluorene [no description available] | 2.07 | 1 | 0 | ortho-fused polycyclic arene; ortho-fused tricyclic hydrocarbon | |
carbazole carbazole: structure in first source | 2.05 | 1 | 0 | carbazole | |
isosorbide dinitrate Isosorbide Dinitrate: A vasodilator used in the treatment of ANGINA PECTORIS. Its actions are similar to NITROGLYCERIN but with a slower onset of action. | 2.03 | 1 | 0 | glucitol derivative; nitrate ester | nitric oxide donor; vasodilator agent |
1,2,3-trichlorobenzene trichlorobenzene: commercial grade of trichlorobenzene containing 70% 1,2,4-trichlorobenzene & 30% 1,2,3-trichlorobenzene; see also record for 1,2,4-trichlorobenzene. trichlorobenzene : Any member of the class of chlorobenzenes carrying three chloro substituents at unspecified positions.. 1,2,3-trichlorobenzene : A trichlorobenzene carrying chloro substituents at positions 1, 2 and 3. | 3.52 | 2 | 0 | trichlorobenzene | |
2,6-dichlorophenol 2,6-dichlorophenol: RN given refers to unlabeled cpd. 2,6-dichlorophenol : A dichlorophenol with the chloro substituents at positions 2 and 6. | 2.02 | 1 | 0 | dichlorophenol | |
2,4,6-trichlorophenol [no description available] | 3.28 | 6 | 0 | trichlorophenol | carcinogenic agent |
n-vinyl-2-pyrrolidinone N-vinyl-2-pyrrolidinone: monomer of POVIDONE; structure given in first source | 3.04 | 4 | 0 | pyrrolidin-2-ones | |
2-tert-butylphenol [no description available] | 2.68 | 3 | 0 | alkylbenzene | |
2,6-di-tert-butyl-4-hydroxymethylphenol 2,6-di-tert-butyl-4-hydroxymethylphenol: structure given in first source | 2.02 | 1 | 0 | alkylbenzene | |
2-isopropylphenol 2-isopropylphenol: structure given in first source. 2-isopropylphenol : A member of the class of phenols carrying an isopropyl group at position 2. | 2.68 | 3 | 0 | phenols | |
2-nitrotoluene nitrotoluene : Any member of the class of toluenes bearing one or more nitro substituents on the benzene ring. | 3.07 | 1 | 0 | mononitrotoluene | carcinogenic agent; environmental contaminant |
1-chloro-2-nitrobenzene [no description available] | 2.03 | 1 | 0 | C-nitro compound; monochlorobenzenes | |
2-nitroaniline [no description available] | 2.39 | 2 | 0 | ||
2-nitrophenol nitrophenol : Any member of the class of phenols or substituted phenols carrying at least 1 nitro group. | 4.89 | 34 | 0 | 2-nitrophenols | |
picric acid picric acid: used as antiseptic, astringent & stimulant for epitheliazation; structure. picric acid : A C-nitro compound comprising phenol having three nitro substtituents at the 2-, 4- and 6-positions. | 1.96 | 1 | 0 | C-nitro compound | antiseptic drug; explosive; fixative |
thymol Thymol: A phenol obtained from thyme oil or other volatile oils used as a stabilizer in pharmaceutical preparations, and as an antiseptic (antibacterial or antifungal) agent.. thymol : A phenol that is a natural monoterpene derivative of cymene. | 4.99 | 7 | 0 | monoterpenoid; phenols | volatile oil component |
2-ethylphenol 2-ethylphenol: structure in first source | 2.39 | 2 | 0 | phenols | |
salicylaldehyde o-hydroxybenzaldehyde: structure in first source | 1.96 | 1 | 0 | hydroxybenzaldehyde | nematicide; plant metabolite |
1-naphthol 1-naphthol: RN given refers to parent cpd. 1-naphthol : A naphthol carrying a hydroxy group at position 1.. hydroxynaphthalene : Any member of the class of naphthalenes that is naphthalene carrying one or more hydroxy groups. | 10.27 | 17 | 0 | naphthol | genotoxin; human xenobiotic metabolite |
2-aminodiphenyl aminobiphenyl : Any member of the class of biphenyls in which the biphenyl skeleton is substituted by at least one amino group. | 3.51 | 2 | 0 | ||
2-phenylphenol 2-phenylphenol: RN given refers to parent cpd; structure. biphenyl-2-ol : A member of the class of hydroxybiphenyls that is biphenyl substituted by a hydroxy group at position 2. It is generally used as a post-harvest fungicide for citrus fruits. | 3.48 | 2 | 0 | hydroxybiphenyls | antifungal agrochemical; environmental food contaminant |
pyrogallol 1,3-dimethyl ether pyrogallol 1,3-dimethyl ether: structure. 2,6-dimethoxyphenol : A member of the class of phenols that is phenol substituted by methoxy groups at positions 2 and 6. | 2.02 | 1 | 0 | dimethoxybenzene; phenols | plant metabolite |
quinoxalines quinoxaline : A naphthyridine in which the nitrogens are at positions 1 and 4. | 1.97 | 1 | 0 | mancude organic heterobicyclic parent; naphthyridine; ortho-fused heteroarene | |
quinoline [no description available] | 4.53 | 4 | 0 | azaarene; mancude organic heterobicyclic parent; ortho-fused heteroarene; quinolines | |
2-naphthylamine 2-Naphthylamine: A naphthalene derivative with carcinogenic action.. 2-naphthylamine : A naphthylamine carrying the amino group at position 2. | 3.52 | 2 | 0 | naphthylamine | carcinogenic agent |
n,n-diethylaniline N,N-diethylaniline: a reagent and an intermediate in manufacturing of dyes | 2.03 | 1 | 0 | ||
diphenyl diphenyl: RN given refers to unlabeled cpd; structure | 2.02 | 1 | 0 | aromatic fungicide; benzenes; biphenyls | antifungal agrochemical; antimicrobial food preservative |
4-biphenylamine 4-biphenylamine: used in detection of sulfates, & as a carcinogen in cancer research; RN given refers to parent cpd; structure. biphenyl-4-amine : An aminobiphenyl that is biphenyl substituted by an amino group at position 4. | 3.8 | 3 | 0 | aminobiphenyl | carcinogenic agent |
4-phenylphenol 4-phenylphenol: RN given refers to cpd without isomeric designation. biphenyl-4-ol : A member of the class of hydroxybiphenyls that is biphenyl carrying a hydroxy group at position 4. | 4.57 | 8 | 0 | hydroxybiphenyls | |
xanthenes Xanthenes: Compounds with three aromatic rings in linear arrangement with an OXYGEN in the center ring. | 2.05 | 1 | 0 | xanthene | |
phenothiazine 10H-phenothiazine : The 10H-tautomer of phenothiazine. | 2.05 | 1 | 0 | phenothiazine | ferroptosis inhibitor; plant metabolite; radical scavenger |
thianthrene thianthrene: in its electron deficient state, effects formation of high-energy phosphate bonds in process of oxidative phosphorylation; structure. thianthrene : The organosulfur heterocyclic compound that is the parent compound of the thianthrenes, a tricyclic structure comprising two benzene rings fused to the b and e sides of 1,4-dithin. | 2.05 | 1 | 0 | mancude organic heterotricyclic parent; organosulfur heterocyclic compound; thianthrenes | |
benzidine benzidine: RN given refers to parent cpd. benzidine : A member of the class of biphenyls that is 1,1'-biphenyl in which the hydrogen at the para-position of each phenyl group has been replaced by an amino group. | 4.04 | 4 | 0 | biphenyls; substituted aniline | carcinogenic agent |
4,4'-dihydroxybiphenyl biphenyl-4,4'-diol : A member of the class of hydroxybiphenyls that is biphenyl with hydroxy groups at positions 4 and 4'. | 3.1 | 1 | 0 | hydroxybiphenyls | |
methyl benzoate methyl benzoate : A benzoate ester obtained by condensation of benzoic acid and methanol. | 2.44 | 2 | 0 | benzoate ester; methyl ester | insect attractant; metabolite |
methyl nicotinate methyl nicotinate: erythema provoked is basis of a methylnicotinate test of anti-inflammatories | 2.44 | 2 | 0 | aromatic carboxylic acid; pyridines | |
fenoprop fenoprop: RN given is for parent cpd; structure | 2.05 | 1 | 0 | monocarboxylic acid | phenoxy herbicide |
ethyl benzoate ethyl benzoate : A benzoate ester obtained by condensation of benzoic acid and ethanol. It is a volatile oil component found in ripe kiwifruit, cranberry juice, and palm kernel oil. | 2.05 | 1 | 0 | benzoate ester; ethyl ester | flavouring agent; fragrance; volatile oil component |
propylparaben Parabens: Methyl, propyl, butyl, and ethyl esters of p-hydroxybenzoic acid. They have been approved by the FDA as antimicrobial agents for foods and pharmaceuticals. (From Hawley's Condensed Chemical Dictionary, 11th ed, p872) | 3.55 | 2 | 0 | benzoate ester; paraben; phenols | antifungal agent; antimicrobial agent |
butylparaben [no description available] | 2.05 | 1 | 0 | organic molecular entity | |
nicotinic acid benzyl ester nicotinic acid benzyl ester: RN given refers to parent cpd; structure in Merck Index, 9th ed, #6344. benzyl nicotinate : A benzyl ester resulting from the formal condensation of the carboxy group of nicotinic acid with benzyl alcohol. It has been used as a rubefacient. | 2.72 | 3 | 0 | benzyl ester | vasodilator agent |
ethohexadiol ethohexadiol: insect repellent, moderately irritating to eyes, mucous membranes, but not to skin; RN given refers to cpd without isomeric designation; structure | 2.05 | 1 | 0 | aliphatic alcohol | |
benzotriazole benzotriazole: inhibitor of atmospheric metal corrosion; also component of motion picture film & Neva brake fluid. benzotriazole : The simplest member of the class of benzotriazoles that consists of a benzene nucleus fused to a 1H-1,2,3-triazole ring. | 2.1 | 1 | 0 | benzotriazoles | environmental contaminant; xenobiotic |
benzothiophene [no description available] | 2.05 | 1 | 0 | 1-benzothiophenes; benzothiophene | |
benzothiazole benzothiazole: structure. benzothiazole : An organic heterobicyclic compound that is a fusion product between benzene and thiazole. The parent of the class of benzothiazoles. | 2.05 | 1 | 0 | benzothiazoles | environmental contaminant; plant metabolite; xenobiotic |
2-xylene 2-xylene: RN given refers to parent cpd. o-xylene : A xylene substituted by methyl groups at positions 1 and 2. | 3.52 | 2 | 0 | xylene | |
2-dichlorobenzene 2-dichlorobenzene: structure. 1,2-dichlorobenzene : A dichlorobenzene carrying chloro substituents at positions 1 and 2. | 3.07 | 1 | 0 | dichlorobenzene | hepatotoxic agent; metabolite |
2-toluidine 2-toluidine: RN given refers to parent cpd. o-toluidine : An aminotoluene in which the amino substituent is ortho to the methyl group. | 2.02 | 1 | 0 | aminotoluene | carcinogenic agent |
1,2-diaminobenzene 1,2-diaminobenzene: RN given refers to parent cpd. 1,2-phenylenediamine : A phenylenediamine in which the two amino groups are ortho to each other. | 2.21 | 1 | 0 | phenylenediamine | hydrogen donor |
2-bromophenol bromophenol : A halophenol that is any phenol containing one or more covalently bonded bromine atoms. | 2.43 | 2 | 0 | bromophenol | marine metabolite |
2-chlorophenol chlorophenol : A halophenol that is any phenol containing one or more covalently bonded chlorine atoms. | 3.27 | 6 | 0 | 2-halophenol; monochlorophenol | |
3,4-dimethylphenol 3,4-dimethylphenol: RN given refers to parent cpd. 3,4-xylenol : A member of the class of phenols that is phenol substituted by methyl groups at positions 3 and 4. | 2.95 | 4 | 0 | phenols | |
3,4-dichloroaniline 3,4-dichloroaniline : A dichloroaniline having the two chloro-substituents at the 3- and 4-positions. | 2.49 | 2 | 0 | dichloroaniline | epitope; xenobiotic |
2,4-diaminotoluene 2,4-diaminotoluene: RN given refers to unlabeled parent cpd; structure. 2,4-diaminotoluene : An aminotoluene that is para-toluidine with an additional amino group at position 2. | 2.08 | 1 | 0 | aminotoluene | metabolite |
2-amino-4-methylphenol 2-amino-4-methylphenol: structure in first source | 2.02 | 1 | 0 | ||
2,5-xylenol 2,5-xylenol : A member of the class of phenols that phenol substituted by methyl groups at positions 2 and 5. | 2.02 | 1 | 0 | phenols | animal metabolite; volatile oil component |
1,2,4,5-tetrachlorobenzene 1,2,4,5-tetrachlorobenzene : A tetrachlorobenzene carrying chloro groups at positions 1, 2, 4 and 5. | 3.07 | 1 | 0 | tetrachlorobenzene | |
2,4,5-trichlorophenol 2,4,5-trichlorophenol: RN given refers to parent cpd; structure. 2,4,5-trichlorophenol : A trichlorophenol carrying chloro groups at positions 2, 4 and 5. | 2.89 | 4 | 0 | trichlorophenol | |
styrene oxide styrene oxide: structure. styrene oxide : An epoxide that is oxirane in which one of the hydrogens has been replaced by a phenyl group. | 1.97 | 1 | 0 | epoxide | human xenobiotic metabolite |
diethyl ketone diethyl ketone: RN given refers to unlabeled parent cpd. pentan-3-one : A pentanone that is pentane carrying an oxo group at position 3. It has been isolated from Triatoma brasiliensis and Triatoma infestans. | 3.07 | 1 | 0 | pentanone | animal metabolite |
cyclopentanol [no description available] | 3.5 | 2 | 0 | cyclopentanols | |
2,4-di-tert-butylphenol 2,4-di-tert-butylphenol: structure given in first source. 2,4-di-tert-butylphenol : A member of the class of phenols carrying two tert-butyl substituents at positions 2 and 4. | 2.02 | 1 | 0 | alkylbenzene; phenols | antioxidant; bacterial metabolite; marine metabolite |
5-nitrosalicylic acid 5-nitrosalicylic acid : A monohydroxybenzoic acid in which the hydroxy group is ortho- to the carboxylic acid group and which has a nitro substituent para- to the phenolic hydroxy group. | 1.95 | 1 | 0 | 4-nitrophenols; monohydroxybenzoic acid | |
sulfosalicylic acid 5-sulfosalicylic acid : An arenesulfonic acid that is benzoic acid substituted by a hydroxy at position C-2 and a sulfo group at C-5. | 2.02 | 1 | 0 | arenesulfonic acid; benzoic acids; phenols | metabolite |
ethyl 2-methylpropanoate ethyl isobutyrate : A fatty acid ethyl ester obtained by the formal condensation of isobutyric acid with ethanol. | 3.07 | 1 | 0 | fatty acid ethyl ester | plant metabolite |
ethylene dimethacrylate ethylene glycol dimethacrylate : The enoate ester that is the 1,2-bis(methacryloyl) derivative of ethylene glycol. | 2.1 | 1 | 0 | enoate ester | allergen; cross-linking reagent; polymerisation monomer |
3-nitrobenzenesulfonic acid 3-nitrobenzenesulfonic acid: RN for 3-nitrobenzenesulfonic acid | 2.06 | 1 | 0 | ||
butylphen butylphen: irritant; structure. 4-tert-butylphenol : A member of the class of phenols that is phenol substituted with a tert-butyl group at position 4. | 4.86 | 6 | 0 | phenols | allergen |
methylphenyl carbinol 1-phenylethanol : An aromatic alcohol that is ethanol substituted by a phenyl group at position 1.. methylbenzyl alcohol : Members of the class of benzyl alcohols substituted by at least one methyl group. | 2.01 | 1 | 0 | aromatic alcohol | mouse metabolite |
acetophenone acetophenone : A methyl ketone that is acetone in which one of the methyl groups has been replaced by a phenyl group. | 3.8 | 3 | 0 | acetophenones | animal metabolite; photosensitizing agent; xenobiotic |
nitrobenzene nitrobenzene : A nitroarene consisting of benzene carrying a single nitro substituent. An industrial chemical used widely in the production of aniline. | 6.01 | 21 | 0 | nitroarene; nitrobenzenes | |
3-hydroxybenzoic acid 3-hydroxybenzoic acid: RN given refers to parent cpd. 3-hydroxybenzoic acid : A monohydroxybenzoic acid that is benzoic acid substituted by a hydroxy group at position 3. It has been isolated from Taxus baccata. It is used as an intermediate in the synthesis of plasticisers, resins, pharmaceuticals, etc. | 1.95 | 1 | 0 | monohydroxybenzoic acid | bacterial metabolite; plant metabolite |
3-dimethylaminophenol [no description available] | 2.02 | 1 | 0 | ||
3-nitroaniline 3-nitroaniline: used as a sole source of nitrogen , carbon and energy | 2.9 | 4 | 0 | ||
trehalose alpha,alpha-trehalose : A trehalose in which both glucose residues have alpha-configuration at the anomeric carbon. | 2.03 | 1 | 0 | trehalose | Escherichia coli metabolite; geroprotector; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
3,5-dinitrobenzoic acid 3,5-dinitrobenzoic acid : A member of the class of benzoic acids that is benzoic acid in which the hydrogens at positions 3 and 5 are replaced by nitro groups. | 2.03 | 1 | 0 | benzoic acids; C-nitro compound | |
1,2-dichloro-4-nitrobenzene [no description available] | 2.41 | 2 | 0 | ||
3-dinitrobenzene dinitrobenzene : Any member of the class of nitrobenzenes that consists of a benzene ring substituted by two nitro groups. A closed class.. 1,3-dinitrobenzene : A dinitrobenzene that is benzene disubstituted at positions 1 and 3 with nitro groups. | 2.13 | 1 | 0 | dinitrobenzene | neurotoxin |
methylparaben methylparaben: used as a preservative in cosmetics but potentiates UV-induced damage of skin; RN given refers to parent cpd. methylparaben : A 4-hydroxybenzoate ester resulting from the formal condensation of the carboxy group of 4-hydroxybenzoic acid with methanol. It is the most frequently used antimicrobial preservative in cosmetics. It occurs naturally in several fruits, particularly in blueberries. | 3.48 | 2 | 0 | paraben | antifungal agent; antimicrobial food preservative; neuroprotective agent; plant metabolite |
4-isopropylphenol [no description available] | 3.78 | 3 | 0 | phenols | flavouring agent |
4-hydroxyacetophenone 4-hydroxyacetophenone: promotes secretion of bile & bile salts, which promotes griseofulvin absorption in the duodenum. 4'-hydroxyacetophenone : A monohydroxyacetophenone carrying a hydroxy substituent at position 4'. | 4.05 | 4 | 0 | monohydroxyacetophenone | fungal metabolite; mouse metabolite; plant metabolite |
4-toluic acid 4-toluic acid: RN given refers to parent cpd; structure. p-toluic acid : A methylbenzoic acid in which the methyl substituent is located at position 4. | 1.95 | 1 | 0 | methylbenzoic acid | |
4-nitrotoluene 4-nitrotoluene: RN given refers to parent cpd; structure in Merck Index, 9th ed, #6470. mononitrotoluene : A nitrotoluene bearing a single nitro substituent at any position. A "closed class".. 4-nitrotoluene : A mononitrotoluene that consists of toluene bearing a nitro substituent at the 4-position. | 1.96 | 1 | 0 | mononitrotoluene | |
4-chloronitrobenzene [no description available] | 2.05 | 1 | 0 | C-nitro compound | |
4-nitroaniline [no description available] | 3.8 | 11 | 0 | nitroaniline | bacterial xenobiotic metabolite |
4-anisic acid 4-methoxybenzoic acid: structure in first source. 4-methoxybenzoic acid : A methoxybenzoic acid substituted with a methoxy group at position C-4. | 2.02 | 1 | 0 | methoxybenzoic acid | plant metabolite |
4-nitroanisole 4-nitroanisole: dye intermediate; organic synthesis; structure. 4-nitroanisole : A member of the class of 4-nitroanisoles that is anisole in which one the hydrogen meta to the methoxy group is replaced by a nitro group. | 8.48 | 8 | 0 | 4-nitroanisoles | |
terephthaloyl chloride terephthaloyl chloride: cross-links albumin | 2 | 1 | 0 | ||
4-nitrophenetol [no description available] | 2.38 | 2 | 0 | ||
ethylbenzene [no description available] | 2.47 | 2 | 0 | alkylbenzene | |
styrene Styrene: A colorless, toxic liquid with a strong aromatic odor. It is used to make rubbers, polymers and copolymers, and polystyrene plastics.. styrene : A vinylarene that is benzene carrying a vinyl group. It has been isolated from the benzoin resin produced by Styrax species. | 3.14 | 5 | 0 | styrenes; vinylarene; volatile organic compound | mouse metabolite; mutagen; plant metabolite |
4-vinylpyridine 4-vinylpyridine: reagent for blocking cysteine function in proteins; RN given refers to parent cpd | 2.46 | 2 | 0 | ||
benzyl chloride benzyl chloride: RN given refers to unlabeled cpd. chlorophenylmethane : A chlorohydrocarbon that is phenylmethane substituted by a chloro group at unspecified position.. benzyl chloride : A member of the class of benzyl chlorides that is toluene substituted on the alpha-carbon with chlorine. | 2.05 | 1 | 0 | benzyl chlorides | |
benzylamine aminotoluene : Any member of the class of toluenes carrying one or more amino groups. | 2.39 | 2 | 0 | aralkylamine; primary amine | allergen; EC 3.5.5.1 (nitrilase) inhibitor; plant metabolite |
benzonitrile benzonitrile : A nitrile that is hydrogen cyanide in which the hydrogen has been replaced by a phenyl group. | 2.74 | 3 | 0 | benzenes; nitrile | |
methylaniline methylaniline: RN given refers to parent cpd. methylaniline : A substituted aniline carrying one or more methyl groups at unspecified positions. | 2.44 | 2 | 0 | methylaniline; phenylalkylamine; secondary amine | |
anisole anisole : A monomethoxybenzene that is benzene substituted by a methoxy group. | 4.03 | 4 | 0 | monomethoxybenzene | plant metabolite |
methylphenylsulfide thioanisole : An aryl sulfide that is thiophenol in which the hydrogen of the thiol group has been replaced by a methyl group. | 2.02 | 1 | 0 | aryl sulfide; benzenes | |
4-benzylphenol 4-benzylphenol: metabolite of diphenylmethane; RN given refers to parent cpd | 3.1 | 1 | 0 | ||
phenetole phenetole : An aromatic ether in which the ether oxygen is bonded to an ethyl and a phenyl group. | 2.05 | 1 | 0 | aromatic ether | |
2-ethylhexanol [no description available] | 3.1 | 1 | 0 | primary alcohol | plant metabolite; volatile oil component |
ethyl propionate ethyl propionate: cholesterol gallstone solvent. ethyl propionate : A propanoate ester of ethanol. | 3.07 | 1 | 0 | propanoate ester | metabolite |
ethyl butyrate ethyl butyrate : A butyrate ester resulting from the formal condensation of the hydroxy group of ethanol with the carboxy group of butyric acid. | 3.07 | 1 | 0 | butyrate ester | plant metabolite |
2,4-dimethylphenol 2,4-dimethylphenol: RN given refers to parent cpd. 2,4-xylenol : A member of the class of phenols that phenol substituted by methyl groups at positions 2 and 4. | 3.79 | 3 | 0 | aromatic fungicide; phenols | disinfectant; volatile oil component |
1,4-dibromobenzene [no description available] | 2.05 | 1 | 0 | dibromobenzene | |
4-bromophenol 4-bromophenol : A bromophenol containing only hydroxy and bromo substituents that are para to one another. | 3.26 | 6 | 0 | bromophenol | human urinary metabolite; human xenobiotic metabolite; marine metabolite; mouse metabolite; persistent organic pollutant; rat metabolite |
4-xylene p-xylene : A xylene with methyl groups at positions 1 and 4. | 2.47 | 2 | 0 | xylene | |
4-chloroaniline 4-chloroaniline: RN given refers to parent cpd; structure. 4-chloroaniline : A chloroaniline in which the chloro atom is para to the aniline amino group. | 2.39 | 2 | 0 | chloroaniline; monochlorobenzenes | |
4-toluidine 4-toluidine: RN given refers to parent cpd. p-toluidine : An aminotoluene in which the amino substituent is para to the methyl group. | 2.88 | 4 | 0 | aminotoluene | |
4-phenylenediamine 4-phenylenediamine: agent hair dye responsible for contact dermatitis; RN given refers to parent cpd. 1,4-phenylenediamine : A phenylenediamine in which the amino functions are at positions 1 and 4 of the benzene nucleus. | 2.48 | 2 | 0 | phenylenediamine | allergen; dye; hapten; reagent |
ethylene dibromide Ethylene Dibromide: An effective soil fumigant, insecticide, and nematocide. In humans, it causes severe burning of skin and irritation of the eyes and respiratory tract. Prolonged inhalation may cause liver necrosis. It is also used in gasoline. Members of this group have caused liver and lung cancers in rodents. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), 1,2-dibromoethane may reasonably be anticipated to be a carcinogen.. 1,2-dibromoethane : A bromoalkane that is ethane carrying bromo substituents at positions 1 and 2. It is produced by marine algae. | 1.97 | 1 | 0 | bromoalkane; bromohydrocarbon | algal metabolite; carcinogenic agent; fumigant; marine metabolite; mouse metabolite; mutagen |
1,3-butadiene buta-1,3-diene : A butadiene with unsaturation at positions 1 and 3. | 2.08 | 1 | 0 | butadiene | carcinogenic agent; mutagen |
propylamine propylamine : A member of the class of alkylamines that is propane substituted by an amino group at C-1. | 2.39 | 2 | 0 | alkylamines | |
acrylonitrile [no description available] | 2.31 | 1 | 0 | aliphatic nitrile; volatile organic compound | antifungal agent; carcinogenic agent; fungal metabolite; mutagen; polar aprotic solvent |
methyl formate methyl formate: RN given refers to parent cpd. methyl formate : A formate ester resulting from the formal condensation of formic acid with methanol. A low-boiling (31.5 degreeC) colourless, flammable liquid, it has been used as a fumigant and larvicide for tobacco and food crops. | 3.07 | 1 | 0 | formate ester; methyl ester; volatile organic compound | fumigant; insecticide; polar aprotic solvent; refrigerant |
sarin Sarin: An organophosphorus ester compound that produces potent and irreversible inhibition of cholinesterase. It is toxic to the nervous system and is a chemical warfare agent.. isopropyl methylphosphonofluoridate : A phosphinic ester that is the isopropyl ester of methylphosphonofluoridic acid.. sarin : A racemate composed of equal amounts of (R)- and (S)-sarin. A potent and irreversible inhibitor of acetylcholinesterase that is toxic to the nervous system and is employed as a chemical warfare agent. | 2.11 | 1 | 0 | fluorine molecular entity; phosphinic ester | |
dimethyldioctadecylammonium dimethyldioctadecylammonium: a cationic lipid analog; RN given refers to parent cpd | 2.03 | 1 | 0 | ||
2-methylpentane Hexanes: Six-carbon saturated hydrocarbon group of the methane series. Include isomers and derivatives. Various polyneuropathies are caused by hexane poisoning. | 2.03 | 1 | 0 | alkane | |
2-pentanone pentanone : Any ketone that is pentane substituted by an oxo group at unspecified position. | 3.5 | 2 | 0 | methyl ketone; pentanone | plant metabolite |
methyl isobutyl ketone [no description available] | 3.07 | 1 | 0 | ketone | |
isobutylmethylcarbinol isobutylmethylcarbinol: RN given refers to cpd without isomeric designation | 2.05 | 1 | 0 | ||
3-xylene m-xylene : A xylene carrying methyl groups at positions 1 and 3. | 3.07 | 1 | 0 | xylene | |
3-chloroaniline 3-chloroaniline: RN given refers to parent cpd | 2.02 | 1 | 0 | ||
3-chlorophenol 3-chlorophenol : A monochlorophenol carrying the chloro substituent at position 3. | 2.72 | 3 | 0 | monochlorophenol | |
3,5-xylenol 3,5-xylenol: RN given refers to 3,5-isomer. 3,5-xylenol : A member of the class of phenols that phenol substituted by methyl groups at positions 3 and 5. | 2.02 | 1 | 0 | phenols | xenobiotic metabolite |
1,3,5-trichlorobenzene 1,3,5-trichlorobenzene: structure in first source. 1,3,5-trichlorobenzene : A trichlorobenzene carrying chloro substituents at positions 1, 3 and 5. | 3.07 | 1 | 0 | trichlorobenzene | |
melamine melamine: RN given refers to parent cpd; structure. melamine : A trimer of cyanamide, with a 1,3,5-triazine skeleton. | 7.57 | 2 | 0 | triamino-1,3,5-triazine | xenobiotic metabolite |
bromobenzene [no description available] | 2.44 | 2 | 0 | bromoarene; bromobenzenes; volatile organic compound | hepatotoxic agent; mouse metabolite; non-polar solvent |
chlorobenzene [no description available] | 3.5 | 2 | 0 | monochlorobenzenes | solvent |
cyclohexanol Cyclohexanols: Monohydroxy derivatives of cyclohexanes that contain the general formula R-C6H11O. They have a camphorlike odor and are used in making soaps, insecticides, germicides, dry cleaning, and plasticizers.. cyclohexanols : An alcohol in which one or more hydroxy groups are attached to a cyclohexane skeleton. | 3.5 | 2 | 0 | cyclohexanols; secondary alcohol | solvent |
cyclohexanone [no description available] | 3.51 | 2 | 0 | cyclohexanones | human xenobiotic metabolite |
thiophenol thiophenol : A thiol in which the sulfanyl group is attached to a phenyl group. | 1.94 | 1 | 0 | aryl thiol | |
3-hydroxypyridine 3-hydroxypyridine: RN given refeirs to parent cpd. 3-pyridinol : A monohydroxypyridine that is pyridine in which the hydrogen at position 3 has been replaced by a hydroxy group. It has been detected as a thermal degradation product from the smoke of the burning leaves of Salvia divinorum, a Mexican psychoactive plant. | 2.03 | 1 | 0 | monohydroxypyridine | |
n-butyl n-butyrate n-butyl n-butyrate: structure. butyl butanoate : A butanoate ester of butan-1-ol. | 2.08 | 1 | 0 | butyrate ester | metabolite |
n-pentanoic acid n-pentanoic acid: RN given refers to unlabeled parent cpd. valeric acid : A straight-chain saturated fatty acid containing five carbon atoms. | 1.97 | 1 | 0 | short-chain fatty acid; straight-chain saturated fatty acid | plant metabolite |
propyl acetate propyl acetate: affects aggression without affecting motor activity; RN given refers to parent cpd. propyl acetate : An acetate ester obtained by the formal condensation of acetic acid with propanol. | 3.5 | 2 | 0 | acetate ester | fragrance; plant metabolite |
pentane Pentanes: Five-carbon saturated hydrocarbon group of the methane series. Include isomers and derivatives.. pentane : A straight chain alkane consisting of 5 carbon atoms. | 3.5 | 2 | 0 | alkane; volatile organic compound | non-polar solvent; refrigerant |
1-pentene 1-pentene: structure in first source | 3.07 | 1 | 0 | ||
butyl chloride butyl chloride: structure | 3.07 | 1 | 0 | ||
n-butylamine n-butylamine: RN given refers to parent cpd. butan-1-amine : A primary aliphatic amine that is butane substituted by an amino group at position 1. | 2.39 | 2 | 0 | primary aliphatic amine | |
methyl cellosolve methyl cellosolve: widely used industrial solvent for resins, lacquers, dyes & inks; may cause anemia macrocytosis, appearance of young granulocytes in blood; RN given refers to parent cpd | 2.05 | 1 | 0 | glycol ether | protic solvent; solvent |
diethylamine [no description available] | 2.05 | 1 | 0 | secondary aliphatic amine | |
ethyl formate ethyl formate : A formate ester resulting from the formal condensation of formic acid with ethanol.. ethoxycarbonyl group : An organyl group of formula -COOEt. | 3.07 | 1 | 0 | ethyl ester; formate ester | fumigant; plant metabolite |
pyrroles 1H-pyrrole : A tautomer of pyrrole that has the double bonds at positions 2 and 4.. pyrrole : A five-membered monocyclic heteroarene comprising one NH and four CH units which forms the parent compound of the pyrrole group of compounds. Its five-membered ring structure has three tautomers. A 'closed class'.. azole : Any monocyclic heteroarene consisting of a five-membered ring containing nitrogen. Azoles can also contain one or more other non-carbon atoms, such as nitrogen, sulfur or oxygen. | 3.28 | 6 | 0 | pyrrole; secondary amine | |
tetrahydrofuran oxolane : A cyclic ether that is butane in which one hydrogen from each methyl group is substituted by an oxygen. | 3.5 | 2 | 0 | cyclic ether; oxolanes; saturated organic heteromonocyclic parent; volatile organic compound | polar aprotic solvent |
isobutyl acetate isobutyl acetate : The acetate ester of isobutanol. | 3.07 | 1 | 0 | acetate ester | Saccharomyces cerevisiae metabolite |
1,4-butanediol butane-1,4-diol : A butanediol that is butane in which one hydrogen of each of the methyl groups is substituted by a hydroxy group. A colourless, water-miscible, viscous liquid at room temperature (m.p. 16degreeC) with a high boiling point (230degreeC), it is mainly used for the production of other organic chemicals, particularly the solvent oxolane (also known as tetrahydrofuran or THF). | 2.05 | 1 | 0 | butanediol; glycol | neurotoxin; prodrug; protic solvent |
morpholine [no description available] | 2.03 | 1 | 0 | morpholines; saturated organic heteromonocyclic parent | NMR chemical shift reference compound |
2-octanone 2-octanone : A methyl ketone that is octane substituted by an oxo group at position 2. | 3.07 | 1 | 0 | methyl ketone | metabolite |
heptanoic acid heptanoic acid : A C7, straight-chain fatty acid that contributes to the odour of some rancid oils. Used in the preparation of esters for the fragrance industry, and as an additive in cigarettes. | 1.96 | 1 | 0 | medium-chain fatty acid; straight-chain saturated fatty acid | plant metabolite |
1-hexanol 1-hexanol: RN given refers to parent cpd. hexanol : A fatty alcohol consisting of a hydroxy function at any position of an unbranched saturated chain of six carbon atoms.. hexan-1-ol : A primary alcohol that is hexane substituted by a hydroxy group at position 1. | 4.19 | 5 | 0 | hexanol; primary alcohol | alarm pheromone; antibacterial agent; fragrance; plant metabolite |
1,5-pentanediol [no description available] | 2.05 | 1 | 0 | primary alcohol | |
diethylene glycol glycol ether : A hydroxyether which contains both an ether and alcohol functional groups. It is one of the most versatile classes of organic solvents which are commonly used in paints, cleaners, adhesives, pharmaceuticals and cosmetics. | 2.69 | 3 | 0 | hydroxyether | |
heptanol Heptanol: A colorless liquid with a fragrant odor. It is used as an intermediate, solvent and in cosmetics.. heptanol : A fatty alcohol consisting of a hydroxy function at any position of an unbranched saturated chain of seven carbon atoms.. heptan-1-ol : A primary alcohol that is heptane substituted by a hydroxy group at position 1. It has been isolated from Capillipedium parviflorum. | 4.01 | 4 | 0 | heptanol; primary alcohol | flavouring agent; fragrance; gap junctional intercellular communication inhibitor; plant metabolite |
n-butoxyethanol n-butoxyethanol: RN given refers to parent cpd; structure. 2-butoxyethanol : A primary alcohol that is ethanol in which one of the methyl hydrogens is replaced by a butoxy group. A high-boiling (171degreeC) colourless liquid, it is used as a solvent for paints and inks, as well as in some dry cleaning solutions. | 2.03 | 1 | 0 | glycol ether; primary alcohol | protic solvent |
3,3'-iminodipropionitrile 3,3'-iminodipropionitrile: lathyrogen; RN refers to parent cpd; blocks axoplasmic transport of neurofilament proteins with subsequent axon swelling typical of some motor neuron diseases | 1.98 | 1 | 0 | ||
dodecyltrimethylammonium dodecyltrimethylammonium: used to determine thermal stability of DNA; RN given refers to parent cpd. dodecyltrimethylammonium ion : A quarternary ammonium cation having one dodecyl and three methyl substituents around the central nitrogen. | 2.08 | 1 | 0 | quaternary ammonium ion | |
pelargonic acid pelargonic acid: K salt acts as cariostatic agent; RN given refers to parent cpd; structure. nonanoic acid : A C9 straight-chain saturated fatty acid which occurs naturally as esters of the oil of pelargonium. Has antifungal properties, and is also used as a herbicide as well as in the preparation of plasticisers and lacquers. | 1.96 | 1 | 0 | medium-chain fatty acid; straight-chain saturated fatty acid | algal metabolite; antifeedant; Daphnia magna metabolite; plant metabolite |
undecan-2-one undecan-2-one: Insect Repellents; 2-undecanone is the active ingredient of arthropod repellent BioUD; an efficacious alternative to deet. undecan-2-one : A dialkyl ketone with methyl and nonyl as the two alkyl groups. | 2.05 | 1 | 0 | dialkyl ketone; methyl ketone | plant metabolite; rodenticide |
undecanoic acid undecanoic acid : A straight-chain, eleven-carbon saturated medium-chain fatty acid found in body fluids; the most fungitoxic of the C7:0 - C18:0 fatty acid series.. undecanoate : A medium-chain fatty acid anion that is the conjugate base of undecanoic acid; used in tandem with testosterone cation in the treatment of male hypogonadism. Major species at pH 7.3. | 1.96 | 1 | 0 | medium-chain fatty acid; straight-chain saturated fatty acid | antifungal agent; human metabolite |
2,2,2-trichloroethanol [no description available] | 3.1 | 1 | 0 | chloroethanol | mouse metabolite |
mephobarbital Mephobarbital: A barbiturate that is metabolized to PHENOBARBITAL. It has been used for similar purposes, especially in EPILEPSY, but there is no evidence mephobarbital offers any advantage over PHENOBARBITAL.. mephobarbital : A member of the class of barbiturates, the structure of which is that of barbituric acid substituted at N-1 by a methyl group and at C-5 by ethyl and phenyl groups. | 2.05 | 1 | 0 | barbiturates | anticonvulsant |
pentaerythritol pentaerythritol: RN given refers to parent cpd; structure in Merck Index, 9th ed, #6904. pentaerythritol : A tetrol that is neopentane in which one of the methyl hydrogens of all four methyl groups are replaced by hydroxy groups. It is a chemical intermediate used in the production of explosives, plastics, paints, appliances, and cosmetics. | 2.38 | 2 | 0 | primary alcohol; tetrol | flame retardant; laxative |
anthrarufin 1,5-dihydroxyanthraquinone: used in ferric ion sensing as an inclusion complex with beta-cyclodextrin; structure in first source. anthrarufin : A dihydroxyanthraquinone that is anthracene-9,10-dione substituted by hydroxy groups at positions 1 and 5. | 3.1 | 1 | 0 | dihydroxyanthraquinone | |
hexachlorobenzene Hexachlorobenzene: An agricultural fungicide and seed treatment agent.. hexachlorobenzene : A member of the class of chlorobenzenes that is benzene in which all of the hydrogens are replaced by chlorines. An agricultural fungicide introduced in the mid-1940s and formerly used as a seed treatment, its use has been banned since 1984 under the Stockholm Convention on Persistent Organic Pollutants. | 1.98 | 1 | 0 | aromatic fungicide; chlorobenzenes | antifungal agrochemical; carcinogenic agent; persistent organic pollutant |
2-toluic acid 2-toluic acid: RN given refers to parent cpd; structure. o-toluic acid : A methylbenzoic acid that is benzoic acid substituted by a methyl group at position 2. | 3.1 | 1 | 0 | methylbenzoic acid | xenobiotic metabolite |
2-chlorobenzoic acid 2-chlorobenzoic acid: RN given refers to parent cpd. chlorobenzoic acid : Any member of the class of benzoic acids in which the benzene ring is substituted by at least one chloro group.. 2-chlorobenzoic acid : A monochlorobenzoic acid having the chloro group at the 2-position. | 1.95 | 1 | 0 | 2-halobenzoic acid; monochlorobenzoic acid | plant hormone; plant metabolite |
trinitrotoluene Trinitrotoluene: A 2,4,6-trinitrotoluene, which is an explosive chemical that can cause skin irritation and other toxic consequences.. 2,4,6-trinitrotoluene : A trinitrotoluene having the nitro groups at positions 2, 4 and 6. | 2.21 | 1 | 0 | trinitrotoluene | explosive |
5-iodosalicylic acid 5-iodosalicylic acid: RN given refers to parent cpd | 1.95 | 1 | 0 | ||
isoquinoline [no description available] | 2.94 | 4 | 0 | azaarene; isoquinolines; mancude organic heterobicyclic parent; ortho-fused heteroarene | |
ethyl-p-hydroxybenzoate ethyl-p-hydroxybenzoate: structure | 3.52 | 2 | 0 | ethyl ester; paraben | antifungal agent; antimicrobial food preservative; phytoestrogen; plant metabolite |
2,4-dichlorophenol 2,4-dichlorophenol: RN given refers to unlabeled parent+ cpd; structure. 2,4-dichlorophenol : A dichlorophenol that is phenol carrying chloro substituents at positions 2 and 4. | 3.51 | 8 | 0 | dichlorophenol | |
cyclopentanone [no description available] | 3.07 | 1 | 0 | cyclopentanones | Maillard reaction product |
3-tert-butyl-4-hydroxyanisole 3-tert-butyl-4-hydroxyanisole : An aromatic ether that is 4-methoxyphenol in which one of the hydrogens ortho- to the phenolic hydroxy group is replaced by a tert-butyl group. | 3.1 | 1 | 0 | aromatic ether; phenols | antioxidant; human xenobiotic metabolite |
3-nitrobenzoic acid 3-nitrobenzoic acid: RN given refers to parent cpd | 2.66 | 3 | 0 | ||
dimethyl phthalate dimethyl phthalate: used as plasticizer in computer mouse; structure | 1.96 | 1 | 0 | diester; methyl ester; phthalate ester | |
uridine diphosphate glucose Uridine Diphosphate Glucose: A key intermediate in carbohydrate metabolism. Serves as a precursor of glycogen, can be metabolized into UDPgalactose and UDPglucuronic acid which can then be incorporated into polysaccharides as galactose and glucuronic acid. Also serves as a precursor of sucrose lipopolysaccharides, and glycosphingolipids.. UDP-alpha-D-glucose : The alpha-anomer of UDP-alpha-D-glucose. It is used in nucleotide sugars metabolism. | 1.98 | 1 | 0 | UDP-D-glucose | fundamental metabolite |
3,5-diiodosalicylic acid 3,5-diiodosalicylic acid: RN given refers to parent cpd; structure | 1.95 | 1 | 0 | ||
1-naphthylamine 1-Naphthylamine: A suspected industrial carcinogen (and listed as such by OSHA). Its N-hydroxy metabolite is strongly carcinogenic and mutagenic.. naphthylamine : A primary arylamine that is naphthalene substituted by an amino group at unspecified position.. 1-naphthylamine : A naphthylamine that is naphthalene substituted by an amino group at position 1. | 3.79 | 3 | 0 | naphthylamine | human xenobiotic metabolite |
syringaldehyde syringaldehyde: isolated from nonfermented fiber fractions of oat hulls and cottonseed hulls. syringaldehyde : A hydroxybenzaldehyde that is 4-hydroxybenzaldehyde substituted by methoxy groups at positions 3 and 5. Isolated from Pisonia aculeata and Panax japonicus var. major, it exhibits hypoglycemic activity. | 2.02 | 1 | 0 | dimethoxybenzene; hydroxybenzaldehyde | hypoglycemic agent; plant metabolite |
2-naphthol 2-naphthol: RN given refers to parent cpd. 2-naphthol : A naphthol carrying a hydroxy group at position 2.. naphthols : Any hydroxynaphthalene derivative that has a single hydroxy substituent. | 6.37 | 31 | 0 | naphthol | antinematodal drug; genotoxin; human urinary metabolite; human xenobiotic metabolite; mouse metabolite; radical scavenger |
2-methylbutanol 2-methylbutanol: fragrance; structure in first source. 2-methylbutan-1-ol : A primary alcohol that is isopentane substituted by a hydroxy group at position 1. | 2.05 | 1 | 0 | alkyl alcohol; primary alcohol | Saccharomyces cerevisiae metabolite |
shikimic acid Shikimic Acid: A tri-hydroxy cyclohexene carboxylic acid important in biosynthesis of so many compounds that the shikimate pathway is named after it.. shikimic acid : A cyclohexenecarboxylic acid that is cyclohex-1-ene-1-carboxylic acid substituted by hydroxy groups at positions 3, 4 and 5 (the 3R,4S,5R stereoisomer). It is an intermediate metabolite in plants and microorganisms. | 3.1 | 1 | 0 | alpha,beta-unsaturated monocarboxylic acid; cyclohexenecarboxylic acid; hydroxy monocarboxylic acid | Escherichia coli metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
4-nitrosodimethylaniline 4-nitrosodimethylaniline: structure; RN given refers to parent cpd. N,N-dimethyl-4-nitrosoaniline : A member of the class of dimethylanilines that is N,N-dimethylaniline having a nitroso group at the 4-position. | 2.4 | 2 | 0 | dimethylaniline; nitroso compound; tertiary amino compound | |
nitrilotriacetic acid Nitrilotriacetic Acid: A derivative of acetic acid, N(CH2COOH)3. It is a complexing (sequestering) agent that forms stable complexes with Zn2+. (From Miall's Dictionary of Chemistry, 5th ed.) | 2.37 | 2 | 0 | NTA; tricarboxylic acid | carcinogenic agent; nephrotoxic agent |
p-cresyl acetate [no description available] | 2.05 | 1 | 0 | benzoate ester; phenols | |
ethyl acrylate [no description available] | 2.52 | 2 | 0 | enoate ester | |
citronellol citronellol: alcohol form of citronellal; found in rose oil; RN given refers to parent cpd without isomeric designation; structure. citronellol : A monoterpenoid that is oct-6-ene substituted by a hydroxy group at position 1 and methyl groups at positions 3 and 7.. insect repellent : An insecticide that acts as a repellent to insects. | 3.1 | 1 | 0 | monoterpenoid | plant metabolite |
ethyl acetate ethyl acetate : The acetate ester formed between acetic acid and ethanol. | 3.77 | 3 | 0 | acetate ester; ethyl ester; volatile organic compound | EC 3.4.19.3 (pyroglutamyl-peptidase I) inhibitor; metabolite; polar aprotic solvent; Saccharomyces cerevisiae metabolite |
2-hydroxypyridine hydroxypyridine : Any member of the class of pyridines with at least one hydroxy substituent.. pyridin-2-ol : A monohydroxypyridine that is pyridine substituted by a hydroxy group at position 2. | 2.03 | 1 | 0 | monohydroxypyridine | plant metabolite |
hexanoic acid hexanoic acid : A C6, straight-chain saturated fatty acid. | 3.78 | 3 | 0 | medium-chain fatty acid; straight-chain saturated fatty acid | human metabolite; plant metabolite |
n-heptane Heptanes: Seven-carbon alkanes with the formula C7H16.. heptane : A straight-chain alkane with seven carbon atoms. It has been found in Jeffrey pine (Pinus jeffreyi). | 2.07 | 1 | 0 | alkane; volatile organic compound | non-polar solvent; plant metabolite |
dibutyl ether [no description available] | 3.07 | 1 | 0 | ||
pregnenolone [no description available] | 4.01 | 4 | 0 | 20-oxo steroid; 3beta-hydroxy-Delta(5)-steroid; C21-steroid | human metabolite; mouse metabolite |
diphenhydramine hydrochloride Antitussive Agents: Agents that suppress cough. They act centrally on the medullary cough center. EXPECTORANTS, also used in the treatment of cough, act locally.. diphenhydramine hydrochloride : The hydrochloride salt of diphenhydramine. | 2.05 | 1 | 0 | hydrochloride; organoammonium salt | anti-allergic agent; antiemetic; antiparkinson drug; antipruritic drug; H1-receptor antagonist; local anaesthetic; muscarinic antagonist; sedative |
ditiocarb Ditiocarb: A chelating agent that has been used to mobilize toxic metals from the tissues of humans and experimental animals. It is the main metabolite of DISULFIRAM.. diethyldithiocarbamic acid : A member of the class of dithiocarbamic acids that is diethylcarbamic acid in which both of the oxygens are replaced by sulfur. | 4.18 | 5 | 0 | dithiocarbamic acids | chelator; copper chelator |
2-vanillin ortho-vanillin : A member of the class of benzaldehydes that is salicylaldehyde substituted by a methoxy group at position 3. | 1.97 | 1 | 0 | benzaldehydes; guaiacols | antimutagen; plant metabolite |
3-hydroxyanisole 3-hydroxyanisole: structure in first source. 3-methoxyphenol : A member of the class of phenols that is phenol having a methoxy-substituent at the 3-position. | 2.72 | 3 | 0 | monomethoxybenzene; phenols | |
mequinol mequinol: depigmenting agent; RN given refers to parent cpd | 4.5 | 7 | 0 | methoxybenzenes; phenols | metabolite |
octamethyl pyrophosphoramide octamethyl pyrophosphoramide: structure | 1.97 | 1 | 0 | phosphorodiamide | |
catechin Catechin: An antioxidant flavonoid, occurring especially in woody plants as both (+)-catechin and (-)-epicatechin (cis) forms.. catechin : Members of the class of hydroxyflavan that have a flavan-3-ol skeleton and its substituted derivatives.. rac-catechin : A racemate comprising equimolar amounts of (+)- and (-)-catechin. (+)-catechin : The (+)-enantiomer of catechin and a polyphenolic antioxidant plant metabolite. | 3.54 | 2 | 0 | catechin | antioxidant; plant metabolite |
phenetidine Phenetidine: Used in the manufacture of acetophenetidin.. 4-ethoxyaniline : An aromatic ether that is aniline in which the hydrogen at position 4 is replaced by an ethoxy group. It is a hydrolysis metabolite of phenacetin. | 3.1 | 1 | 0 | aromatic ether; primary amino compound; substituted aniline | drug metabolite |
perylene Perylene: A 20-carbon dibenz(de,kl)anthracene that can be viewed as a naphthalene fused to a phenalene or as dinaphthalene. It is used as fluorescent lipid probe in the cytochemistry of membranes and is a polycyclic hydrocarbon pollutant in soil and water. Derivatives may be carcinogenic.. perylene : An ortho- and peri-fused polycyclic arene comprising of five benzene rings that is anthracene in which the d,e and k,l sides are fused to benzene rings. | 7.49 | 2 | 0 | ortho- and peri-fused polycyclic arene; perylenes | |
phenanthridine phenanthridine : An azaarene that is the 9-aza derivative of phenanthrene. The parent of the class of phenanthridines. | 2.05 | 1 | 0 | azaarene; mancude organic heterotricyclic parent; phenanthridines; polycyclic heteroarene | |
acridines Acridines: Compounds that include the structure of acridine.. acridine : A polycyclic heteroarene that is anthracene in which one of the central CH groups is replaced by a nitrogen atom. | 2.44 | 2 | 0 | acridines; mancude organic heterotricyclic parent; polycyclic heteroarene | genotoxin |
thiazoles [no description available] | 2.46 | 2 | 0 | 1,3-thiazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
pyrimidine pyrimidine : The parent compound of the pyrimidines; a diazine having the two nitrogens at the 1- and 3-positions. | 2 | 1 | 0 | diazine; pyrimidines | Daphnia magna metabolite |
triphenyltetrazolium triphenyltetrazolium: RN given refers to parent cpd. 2,3,5-triphenyltetrazolium : An organic cation that is tetrazole carrying three phenyl substituents at positions 2, 3 and 5. | 1.96 | 1 | 0 | organic cation | |
ephedrine Ephedrine: A phenethylamine found in EPHEDRA SINICA. PSEUDOEPHEDRINE is an isomer. It is an alpha- and beta-adrenergic agonist that may also enhance release of norepinephrine. It has been used for asthma, heart failure, rhinitis, and urinary incontinence, and for its central nervous system stimulatory effects in the treatment of narcolepsy and depression. It has become less extensively used with the advent of more selective agonists.. (-)-ephedrine : A phenethylamine alkaloid that is 2-phenylethanamine substituted by a methyl group at the amino nitrogen and a methyl and a hydroxy group at position 2 and 1 respectively. | 3.1 | 5 | 0 | phenethylamine alkaloid; phenylethanolamines | bacterial metabolite; environmental contaminant; nasal decongestant; plant metabolite; sympathomimetic agent; vasoconstrictor agent; xenobiotic |
hydrazine diamine : Any polyamine that contains two amino groups. | 2.84 | 3 | 0 | azane; hydrazines | EC 4.3.1.10 (serine-sulfate ammonia-lyase) inhibitor |
gamma-resorcylic acid [no description available] | 1.95 | 1 | 0 | dihydroxybenzoic acid | metabolite |
disophenol disophenol: structure | 6.94 | 1 | 0 | 4-nitrophenols | |
paraoxon [no description available] | 9.49 | 23 | 0 | aryl dialkyl phosphate; organophosphate insecticide | EC 3.1.1.7 (acetylcholinesterase) inhibitor; mouse metabolite |
monocrotaline Monocrotaline: A pyrrolizidine alkaloid and a toxic plant constituent that poisons livestock and humans through the ingestion of contaminated grains and other foods. The alkaloid causes pulmonary artery hypertension, right ventricular hypertrophy, and pathological changes in the pulmonary vasculature. Significant attenuation of the cardiopulmonary changes are noted after oral magnesium treatment. | 1.99 | 1 | 0 | pyrrolizidine alkaloid | |
3,5-dichlorosalicylic acid 3,5-dichlorosalicylic acid: structure in first source | 1.95 | 1 | 0 | chlorobenzoic acid | |
5-chlorosalicylic acid 5-chlorosalicylic acid: major metabolite of meseclazone; RN given refers to parent cpd. 5-chlorosalicylic acid : A monohydroxybenzoic acid that is 2-hydroxybenzoic acid (salicylic acid) in which the hydrogen at position 5 is replaced by chlorine. | 1.95 | 1 | 0 | chlorobenzoic acid; monochlorobenzenes; monohydroxybenzoic acid | |
2,5-dinitrophenol 2,5-dinitrophenol: RN given refers to parent cpd. 2,5-dinitrophenol : A dinitrophenol having the nitro groups at the 2- and 5-positions. | 2.35 | 2 | 0 | dinitrophenol | |
diazomethane Diazomethane: A diazonium compound with the formula CH2N2.. diazomethane : The simplest diazo compound, in which a diazo group is attached to a methylene group. | 2.04 | 1 | 0 | diazo compound | alkylating agent; antineoplastic agent; carcinogenic agent; poison |
carbutamide Carbutamide: A sulfonylurea antidiabetic agent with similar actions and uses to CHLORPROPAMIDE. (From Martindale, The Extra Pharmacopoeia, 30th ed, p277) | 2.05 | 1 | 0 | benzenes; sulfonamide | |
fluocinonide Fluocinonide: A topical glucocorticoid used in the treatment of ECZEMA. | 2.03 | 1 | 0 | organic molecular entity | |
thymidine monophosphate Thymidine Monophosphate: 5-Thymidylic acid. A thymine nucleotide containing one phosphate group esterified to the deoxyribose moiety.. dTMP : The neutral species of thymidine 5'-monophosphate (2'-deoxythymidine 5'-monophosphate). | 2.42 | 2 | 0 | thymidine 5'-monophosphate | fundamental metabolite |
2-fluorophenol fluorophenol : A halophenol that is any phenol containing one or more covalently bonded fluorine atoms. | 2.02 | 1 | 0 | ||
4-fluorophenol 4-fluorophenol: structure given in first source. 4-fluorophenol : A fluorophenol that is phenol in which the hydrogen para- to the hydroxy group has been replaced by a fluorine. | 2.95 | 4 | 0 | fluorophenol; monofluorobenzenes | |
3-fluorophenol 3-fluorophenol: structure in first source | 2.72 | 3 | 0 | ||
betamethasone Betamethasone: A glucocorticoid given orally, parenterally, by local injection, by inhalation, or applied topically in the management of various disorders in which corticosteroids are indicated. Its lack of mineralocorticoid properties makes betamethasone particularly suitable for treating cerebral edema and congenital adrenal hyperplasia. (From Martindale, The Extra Pharmacopoeia, 30th ed, p724) | 2.73 | 3 | 0 | 11beta-hydroxy steroid; 17alpha-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(1),Delta(4)-steroid; fluorinated steroid; glucocorticoid; primary alpha-hydroxy ketone; tertiary alpha-hydroxy ketone | anti-asthmatic agent; anti-inflammatory drug; immunosuppressive agent |
4-hydroxyphenobarbital [no description available] | 3.48 | 2 | 0 | barbiturates | |
cyanamide Cyanamide: A cyanide compound which has been used as a fertilizer, defoliant and in many manufacturing processes. It often occurs as the calcium salt, sometimes also referred to as cyanamide. The citrated calcium salt is used in the treatment of alcoholism.. cyanamide : A nitrile that is hydrogen cyanide in which the hydrogen has been replaced by an amino group. | 2.11 | 1 | 0 | nitrile; one-carbon compound | EC 1.2.1.3 [aldehyde dehydrogenase (NAD(+))] inhibitor |
lithocholic acid Lithocholic Acid: A bile acid formed from chenodeoxycholate by bacterial action, usually conjugated with glycine or taurine. It acts as a detergent to solubilize fats for absorption and is itself absorbed. It is used as cholagogue and choleretic.. lithocholic acid : A monohydroxy-5beta-cholanic acid with a alpha-hydroxy substituent at position 3. It is a bile acid obtained from chenodeoxycholic acid by bacterial action.. lithocholate : A bile acid anion that is the conjugate base of lithocholic acid. | 3.1 | 1 | 0 | bile acid; C24-steroid; monohydroxy-5beta-cholanic acid | geroprotector; human metabolite; mouse metabolite |
4-methylcatechol [no description available] | 2.02 | 1 | 0 | methylcatechol | antioxidant; carcinogenic agent; hapten; human metabolite; plant metabolite |
fluorobenzenes Fluorobenzenes: Derivatives of BENZENE that contain FLUORINE.. monofluorobenzene : The simplest member of the class of monofluorobenzenes that is benzene carrying a single fluoro substituent.. fluorobenzenes : Any fluoroarene that is a benzene or a substituted benzene carrying at least one fluoro group. | 2.44 | 2 | 0 | monofluorobenzenes | NMR chemical shift reference compound |
3,3-dimethyl-2-butanol [no description available] | 2.05 | 1 | 0 | ||
chenodeoxycholic acid Chenodeoxycholic Acid: A bile acid, usually conjugated with either glycine or taurine. It acts as a detergent to solubilize fats for intestinal absorption and is reabsorbed by the small intestine. It is used as cholagogue, a choleretic laxative, and to prevent or dissolve gallstones.. chenodeoxycholic acid : A dihydroxy-5beta-cholanic acid that is (5beta)-cholan-24-oic acid substituted by hydroxy groups at positions 3 and 7 respectively.. chenodeoxycholate : Conjugate base of chenodeoxycholic acid; major species at pH 7.3. | 3.52 | 2 | 0 | bile acid; C24-steroid; dihydroxy-5beta-cholanic acid | human metabolite; mouse metabolite |
epitestosterone Epitestosterone: The 17-alpha isomer of TESTOSTERONE, derived from PREGNENOLONE via the delta5-steroid pathway, and via 5-androstene-3-beta,17-alpha-diol. Epitestosterone acts as an antiandrogen in various target tissues. The ratio between testosterone/epitestosterone is used to monitor anabolic drug abuse.. epitestosterone : An androstanoid that is the C-17 epimer of testosterone. | 3.1 | 1 | 0 | 17alpha-hydroxy steroid; 3-oxo-Delta(4) steroid; androstanoid | androgen antagonist; human metabolite |
chrysophanic acid chrysophanic acid: RN given refers to parent cpd; structure in Merck, 9th ed, #2260. chrysophanol : A trihydroxyanthraquinone that is chrysazin with a methyl substituent at C-3. It has been isolated from Aloe vera and exhibits antiviral and anti-inflammatory activity. | 3.1 | 1 | 0 | dihydroxyanthraquinone | anti-inflammatory agent; antiviral agent; plant metabolite |
phosphoadenosine phosphosulfate Phosphoadenosine Phosphosulfate: 3'-Phosphoadenosine-5'-phosphosulfate. Key intermediate in the formation by living cells of sulfate esters of phenols, alcohols, steroids, sulfated polysaccharides, and simple esters, such as choline sulfate. It is formed from sulfate ion and ATP in a two-step process. This compound also is an important step in the process of sulfur fixation in plants and microorganisms.. 3'-phospho-5'-adenylyl sulfate : An adenosine bisphosphate having monophosphate groups at the 3'- and 5'-positions and a sulfo group attached to the phosphate at position 5'. | 3.93 | 13 | 0 | acyl sulfate; adenosine bisphosphate; purine ribonucleoside bisphosphate | Escherichia coli metabolite; mouse metabolite |
emetine Emetine: The principal alkaloid of ipecac, from the ground roots of Uragoga (or Cephaelis) ipecacuanha or U. acuminata, of the Rubiaceae. It is used as an amebicide in many different preparations and may cause serious cardiac, hepatic, or renal damage and violent diarrhea and vomiting. Emetine inhibits protein synthesis in EUKARYOTIC CELLS but not PROKARYOTIC CELLS.. emetine : A pyridoisoquinoline comprising emetam having methoxy substituents at the 6'-, 7'-, 10- and 11-positions. It is an antiprotozoal agent and emetic. It inhibits SARS-CoV2, Zika and Ebola virus replication and displays antimalarial, antineoplastic and antiamoebic properties. | 1.96 | 1 | 0 | isoquinoline alkaloid; pyridoisoquinoline | antiamoebic agent; anticoronaviral agent; antiinfective agent; antimalarial; antineoplastic agent; antiprotozoal drug; antiviral agent; autophagy inhibitor; emetic; expectorant; plant metabolite; protein synthesis inhibitor |
adenosine phosphosulfate Adenosine Phosphosulfate: 5'-Adenylic acid, monoanhydride with sulfuric acid. The initial compound formed by the action of ATP sulfurylase on sulfate ions after sulfate uptake. Synonyms: adenosine sulfatophosphate; APS.. 5'-adenylyl sulfate : An adenosine 5'-phosphate having a sulfo group attached to one the phosphate OH groups. | 2.36 | 2 | 0 | acyl monophosphate; acyl sulfate; adenosine 5'-phosphate | Escherichia coli metabolite; mouse metabolite |
topanol 354 Topanol 354: structure | 2.02 | 1 | 0 | methoxybenzenes; phenols | |
carvacrol carvacrol : A phenol that is a natural monoterpene derivative of cymene. An inhibitor of bacterial growth, it is used as a food additive. Potent activator of the human ion channels transient receptor potential V3 (TRPV3) and A1 (TRPA1). | 3.51 | 2 | 0 | botanical anti-fungal agent; p-menthane monoterpenoid; phenols | agrochemical; antimicrobial agent; flavouring agent; TRPA1 channel agonist; volatile oil component |
phloroglucinol dimethyl ether phloroglucinol dimethyl ether: structure | 2.05 | 1 | 0 | methoxybenzenes; phenols | |
dixanthogen [no description available] | 1.97 | 1 | 0 | thiocarbonyl compound | |
orcinol orcinol: used as reagent for pentoses, lignin, beet sugar, saccharoses, arabinose & diastase; RN given refers to parent cpd; structure. orcinol : A 5-alkylresorcinol in which the alkyl group is specified as methyl. | 1.96 | 1 | 0 | 5-alkylresorcinol; dihydroxytoluene | Aspergillus metabolite |
1,3-propanediol propane-1,3-diol : The simplest member of the class of propane-1,3-diols, consisting of propane in which one hydrogen from each methyl group is substituted by a hydroxy group. A colourless, viscous, water-miscible liquid with a high (210degreeC) boiling point, it is used in the synthesis of certain polymers and as a solvent and antifreeze. | 2.37 | 2 | 0 | propane-1,3-diols | metabolite; protic solvent |
mustard gas Mustard Gas: Severe irritant and vesicant of skin, eyes, and lungs. It may cause blindness and lethal lung edema and was formerly used as a war gas. The substance has been proposed as a cytostatic and for treatment of psoriasis. It has been listed as a known carcinogen in the Fourth Annual Report on Carcinogens (NTP-85-002, 1985) (Merck, 11th ed).. bis(2-chloroethyl) sulfide : An ethyl sulfide that is diethyl sulfide in which a hydrogen from each of the terminal methyl groups is replaced by a chlorine. It is a powerful vesicant regulated under the Chemical Weapons Convention. | 2.1 | 1 | 0 | ethyl sulfide; organochlorine compound | alkylating agent; carcinogenic agent; vesicant |
oleanolic acid [no description available] | 2.1 | 1 | 0 | hydroxy monocarboxylic acid; pentacyclic triterpenoid | plant metabolite |
hesperidin Hesperidin: A flavanone glycoside found in CITRUS fruit peels.. hesperidin : A disaccharide derivative that consists of hesperetin substituted by a 6-O-(alpha-L-rhamnopyranosyl)-beta-D-glucopyranosyl moiety at position 7 via a glycosidic linkage. | 1.99 | 1 | 0 | 3'-hydroxyflavanones; 4'-methoxyflavanones; dihydroxyflavanone; disaccharide derivative; flavanone glycoside; monomethoxyflavanone; rutinoside | mutagen |
androstenediol Androstenediol: An intermediate in TESTOSTERONE biosynthesis, found in the TESTIS or the ADRENAL GLANDS. Androstenediol, derived from DEHYDROEPIANDROSTERONE by the reduction of the 17-keto group (17-HYDROXYSTEROID DEHYDROGENASES), is converted to TESTOSTERONE by the oxidation of the 3-beta hydroxyl group to a 3-keto group (3-HYDROXYSTEROID DEHYDROGENASES).. androst-5-ene-3beta,17beta-diol : A 3beta-hydroxy-Delta(5)-steroid that is 3beta-hydroxyandrost-5-ene carrying an additional hydroxy group at position 17beta. | 3.1 | 1 | 0 | 17beta-hydroxy steroid; 3beta-hydroxy-Delta(5)-steroid | androgen; human metabolite; mouse metabolite; radiation protective agent |
dihydrotestosterone Dihydrotestosterone: A potent androgenic metabolite of TESTOSTERONE. It is produced by the action of the enzyme 3-OXO-5-ALPHA-STEROID 4-DEHYDROGENASE.. 17beta-hydroxyandrostan-3-one : A 17beta-hydroxy steroid that is testosterone in which the 4-5 double bond has been reduced to a single bond with unspecified configuration at position 5.. 17beta-hydroxy-5alpha-androstan-3-one : A 17beta-hydroxy steroid that is testosterone in which the 4,5 double bond has been reduced to a single bond with alpha-configuration at position 5. | 3.1 | 1 | 0 | 17beta-hydroxy steroid; 17beta-hydroxyandrostan-3-one; 3-oxo-5alpha-steroid | androgen; Daphnia magna metabolite; human metabolite; mouse metabolite |
2,4,6-trimethylphenol [no description available] | 2.39 | 2 | 0 | hydroxytoluene | |
uridine diphosphate n-acetylglucosamine Uridine Diphosphate N-Acetylglucosamine: Serves as the biological precursor of insect chitin, of muramic acid in bacterial cell walls, and of sialic acids in mammalian glycoproteins. | 1.96 | 1 | 0 | ||
cellobiose beta-cellobiose : A cellobiose with beta configuration at the reducing-end glucose residue. | 2.4 | 2 | 0 | cellobiose | epitope |
1,2,3,4-tetrahydro-1-naphthalenol 1,2,3,4-tetrahydro-1-naphthalenol: structure in first source | 3.1 | 1 | 0 | ||
2-iodophenol [no description available] | 2.02 | 1 | 0 | 2-halophenol; iodophenol | |
hydroxyhydroquinone benzene-1,2,4-triol : A benzenetriol carrying hydroxy groups at positions 1, 2 and 4. | 2.74 | 3 | 0 | benzenetriol | mouse metabolite |
4,6-dinitro-o-cresol 4,6-dinitro-o-cresol: RN given refers to parent cpd; structure. 4,6-dinitro-o-cresol : A hydroxytoluene that is o-cresol carrying nitro substituents at positions 4 and 6. | 7.42 | 2 | 0 | dinitrophenol acaricide; hydroxytoluene; nitrotoluene | dinitrophenol insecticide; fungicide; herbicide |
phenylacetylene phenylacetylene: can polymerize into DENDRIMERS | 2.05 | 1 | 0 | benzenes | |
methamphetamine Methamphetamine: A central nervous system stimulant and sympathomimetic with actions and uses similar to DEXTROAMPHETAMINE. The smokable form is a drug of abuse and is referred to as crank, crystal, crystal meth, ice, and speed.. methamphetamine : A member of the class of amphetamines in which the amino group of (S)-amphetamine carries a methyl substituent. | 2.02 | 1 | 0 | amphetamines; secondary amine | central nervous system stimulant; environmental contaminant; neurotoxin; psychotropic drug; xenobiotic |
dicyclohexylcarbodiimide 1,3-dicyclohexylcarbodiimide : A carbodiimide compound having a cyclohexyl substituent on both nitrogen atoms. | 2.88 | 4 | 0 | carbodiimide | ATP synthase inhibitor; cross-linking reagent; peptide coupling reagent |
Ethyl pentanoate ethyl valerate: a green apple flavoring agent | 3.07 | 1 | 0 | fatty acid ester | |
4-iodophenol [no description available] | 3.81 | 3 | 0 | iodophenol | |
aminoacetonitrile Aminoacetonitrile: Cyanomethylamine. | 1.99 | 1 | 0 | ||
1,3-dichlorobenzene 1,3-dichlorobenzene : A dichlorobenzene carrying chloro substituents at positions 1 and 3. | 3.07 | 1 | 0 | dichlorobenzene | |
malondialdehyde Malondialdehyde: The dialdehyde of malonic acid.. malonaldehyde : A dialdehyde that is propane substituted by two oxo groups at the terminal carbon atoms respectively. A biomarker of oxidative damage to lipids caused by smoking, it exists in vivo mainly in the enol form. | 3.02 | 4 | 0 | dialdehyde | biomarker |
myristic acid Myristic Acid: A saturated 14-carbon fatty acid occurring in most animal and vegetable fats, particularly butterfat and coconut, palm, and nutmeg oils. It is used to synthesize flavor and as an ingredient in soaps and cosmetics. (From Dorland, 28th ed). tetradecanoic acid : A straight-chain, fourteen-carbon, long-chain saturated fatty acid mostly found in milk fat.. tetradecanoate : A long-chain fatty acid anion that is the conjugate base of myristic acid; major species at pH 7.3. | 3.76 | 3 | 0 | long-chain fatty acid; straight-chain saturated fatty acid | algal metabolite; Daphnia magna metabolite; EC 3.1.1.1 (carboxylesterase) inhibitor; human metabolite |
sulfanilylurea sulfanilylurea: antimicrobial agent; structure | 2.03 | 1 | 0 | benzenes; sulfonamide | |
eosine yellowish-(ys) Eosine Yellowish-(YS): A versatile red dye used in cosmetics, pharmaceuticals, textiles, etc., and as tissue stain, vital stain, and counterstain with HEMATOXYLIN. It is also used in special culture media.. eosin YS dye : An organic sodium salt that is 2',4',5',7'-tetrabromofluorescein in which the carboxy group and the phenolic hydroxy group have been deprotonated and the resulting charge is neutralised by two sodium ions. | 2.13 | 1 | 0 | organic sodium salt; organobromine compound | fluorochrome; histological dye |
gentian violet Gentian Violet: A dye that is a mixture of violet rosanilinis with antibacterial, antifungal, and anthelmintic properties.. crystal violet : An organic chloride salt that is the monochloride salt of crystal violet cation. It has been used in creams for the topical treatment of bacterial and fungal infections, being effective against some Gram-positive bacteria (notably Staphylococcus species) and some pathogenic fungi (including Candida species) but use declined following reports of animal carcinogenicity. It has also been used for dying wood, silk, and paper, as well as a histological stain. | 2.1 | 1 | 0 | organic chloride salt | anthelminthic drug; antibacterial agent; antifungal agent; antiseptic drug; histological dye |
2-nitrobenzaldehyde 2-nitrobenzaldehyde: structure given in first source. 2-nitrobenzaldehyde : Benzaldehyde substituted at the ortho-position with a nitro group. | 2.21 | 1 | 0 | benzaldehydes; C-nitro compound | |
2,4-dichloroaniline 2,4-dichloroaniline: RN given refers to parent cpd. 2,4-dichloroaniline : A dichloroaniline carrying chloro substituents at positions 2 and 4. | 2.11 | 1 | 0 | dichloroaniline | |
3-nitrophenol [no description available] | 4.4 | 21 | 0 | 3-nitrophenols | |
4-methyl-1-(1-methylethyl)-3-cyclohexen-1-ol 4-methyl-1-(1-methylethyl)-3-cyclohexen-1-ol: structure in first source. 4-terpineol : A terpineol that is 1-menthene carrying a hydroxy substituent at position 4. | 3.1 | 1 | 0 | terpineol; tertiary alcohol | anti-inflammatory agent; antibacterial agent; antineoplastic agent; antioxidant; antiparasitic agent; apoptosis inducer; plant metabolite; volatile oil component |
2,6-dinitrophenol [no description available] | 2.65 | 3 | 0 | dinitrophenol | |
congo red Congo Red: An acid dye used in testing for hydrochloric acid in gastric contents. It is also used histologically to test for AMYLOIDOSIS.. Congo Red : An indicator dye that is blue-violet at pH 3.0 and red at pH 5.0. | 8.92 | 10 | 0 | bis(azo) compound | |
lactulose [no description available] | 2.02 | 1 | 0 | glycosylfructose | gastrointestinal drug; laxative |
2,6-xylenol [no description available] | 2.43 | 2 | 0 | hydroxytoluene | |
docusate Dioctyl Sulfosuccinic Acid: All-purpose surfactant, wetting agent, and solubilizer used in the drug, cosmetics, and food industries. It has also been used in laxatives and as cerumenolytics. It is usually administered as either the calcium, potassium, or sodium salt. | 2.07 | 1 | 0 | diester; organosulfonic acid | |
3-hydroxyflavone 3-hydroxyflavone: structure given in first source. flavonol : A monohydroxyflavone that is the 3-hydroxy derivative of flavone. | 3.1 | 1 | 0 | flavonols; monohydroxyflavone | |
2-methoxybenzoic acid O-methylsalicylic acid : A methoxybenzoic acid that is the methyl ether of salicylic acid. | 2.02 | 1 | 0 | methoxybenzoic acid | flavouring agent; non-steroidal anti-inflammatory drug |
6-aminoquinoline [no description available] | 2.03 | 1 | 0 | ||
6-hydroxyquinoline quinolin-6-ol : A monohydroxyquinoline that is quinoline substituted by a hydroxy group at position 6. | 3.1 | 1 | 0 | monohydroxyquinoline | |
3-hydroxybiphenyl 3-hydroxybiphenyl: structure given in first source. biphenyl-3-ol : A member of the class of hydroxybiphenyls that is phenol in which the hydrogen at position 3 has been replaced by a phenyl group. | 3.1 | 1 | 0 | hydroxybiphenyls | |
4-bromobenzoic acid 4-bromobenzoic acid : A bromobenzoic acid carrying a single bromo subsituent at the 4-position. | 1.95 | 1 | 0 | bromobenzoic acid | |
diphenylamine Diphenylamine: In humans it may be irritating to mucous membranes. Methemoglobinemia has been produced experimentally. In veterinary use, it is one of active ingredients in topical agents for prevention and treatment of screwworm infestation. An indicator in tests for nitrate poisoning.. diphenylamine : An aromatic amine containing two phenyl substituents. It has been used as a fungicide for the treatment of superficial scald in apples and pears, but is no longer approved for this purpose within the European Union. | 3.51 | 2 | 0 | aromatic amine; bridged diphenyl fungicide; secondary amino compound | antifungal agrochemical; antioxidant; carotogenesis inhibitor; EC 1.3.99.29 [phytoene desaturase (zeta-carotene-forming)] inhibitor; ferroptosis inhibitor; radical scavenger |
3-bromophenol [no description available] | 2.44 | 2 | 0 | ||
3-aminophenol 3-aminophenol: RN given refers to parent cpd. 3-aminophenol : An aminophenol that is one of three amino derivatives of phenol which has the single amino substituent located meta to the phenolic -OH group. | 2.39 | 2 | 0 | aminophenol | |
3,5-dichlorophenol 3,5-dichlorophenol : A dichlorophenol in which the two chloro substituents are located at positions 3 and 5. | 2.95 | 4 | 0 | dichlorophenol | |
iodobenzene iodobenzene: RN given refers to unlabeled parent cpd | 2.75 | 3 | 0 | ||
methyl n-butyl ketone Methyl n-Butyl Ketone: An industrial solvent which causes nervous system degeneration. MBK is an acronym often used to refer to it.. hexanone : A ketone that is a hexane carrying an oxo substituent at unspecified position. | 2.02 | 1 | 0 | ketone | |
alpha-naphthoflavone alpha-naphthoflavone: inhibits P4501A1 and P4501A2; stimulates some activities of P4503A4. alpha-naphthoflavone : An extended flavonoid resulting from the formal fusion of a benzene ring with the h side of flavone. A synthetic compound, it is an inhibitor of aromatase (EC 1.14.14.14). | 3.56 | 2 | 0 | extended flavonoid; naphtho-gamma-pyrone; organic heterotricyclic compound | aryl hydrocarbon receptor agonist; aryl hydrocarbon receptor antagonist; EC 1.14.14.14 (aromatase) inhibitor |
pentachlorobenzene pentachlorobenzene: structure. pentachlorobenzene : A member of the class of pentachlorobenzenes that is benzene in which five of the hydrogens are replaced by chlorines. Now classed as a persistent organic pollutant under the Stockholm Convention. | 3.07 | 1 | 0 | pentachlorobenzenes | persistent organic pollutant |
3,5-dinitrosalicylic acid 3,5-dinitrosalicylic acid: RN given refers to parent cpd. 3,5-dinitrosalicylic acid : A monohydroxybenzoic acid consisting of 2-hydroxybenzoic acid having nitro substituents at the 3- and 5-positions. It is used in colorimetric testing for the presence of free carbonyl groups (C=O) in reducing sugars. | 2.38 | 2 | 0 | C-nitro compound; monohydroxybenzoic acid | hapten |
2-cyanophenol 2-cyanophenol: structure in first source | 2.73 | 3 | 0 | benzenes; nitrile | |
phenylglyoxylic acid phenylglyoxylic acid: styrene metabolite. phenylglyoxylic acid : A 2-oxo monocarboxylic acid that is glyoxylic acid in which the aldehyde hydrogen is substituted by a phenyl group. | 1.98 | 1 | 0 | 2-oxo monocarboxylic acid | biomarker; human xenobiotic metabolite |
phenacylamine phenacylamine: RN given refers to parent cpd; structure in Merck Index, 9th ed, #6990 | 2.21 | 1 | 0 | aromatic ketone | |
2-methylbenzimidazole [no description available] | 2.08 | 1 | 0 | benzimidazoles | |
acetylcysteine N-acetyl-L-cysteine : An N-acetyl-L-amino acid that is the N-acetylated derivative of the natural amino acid L-cysteine. | 2.13 | 1 | 0 | acetylcysteine; L-cysteine derivative; N-acetyl-L-amino acid | antidote to paracetamol poisoning; antiinfective agent; antioxidant; antiviral drug; ferroptosis inhibitor; geroprotector; human metabolite; mucolytic; radical scavenger; vulnerary |
3-isopropylphenol 3-isopropylphenol: RN given refers to parent cpd | 2.05 | 1 | 0 | ||
3-iodobenzoate 3-iodobenzoic acid: RN given refers to unlabeled parent cpd. 3-iodobenzoic acid : An iodobenzoic acid with a single iodo substituent placed at the 3-position. | 1.95 | 1 | 0 | iodobenzoic acid | |
2,6-dichloro-4-nitrophenol [no description available] | 8.24 | 6 | 0 | ||
2-chloro-4-nitrophenol 2-chloro-4-nitrophenol: structure in first source | 2.78 | 3 | 0 | ||
3-ethylphenol [no description available] | 2.44 | 2 | 0 | phenols | |
3-hydroxyacetanilide metacetamol : A derivative of phenol which has an acetamido substituent located meta to the phenolic -OH group. It is a non-toxic regioisomer of paracetamol with analgesic properties, but has never been marketed as a drug. | 2.02 | 1 | 0 | acetamides; phenols | non-narcotic analgesic |
isovanillin isovanillin: inhibits aldehyde oxidase. isovanillin : A member of the class of benzaldehydes that is 4-methoxybenzaldehyde substituted by a hydroxy group at position 3. It is an inhibitor of aldehyde oxidase. | 1.97 | 1 | 0 | benzaldehydes; monomethoxybenzene; phenols | animal metabolite; antidiarrhoeal drug; antifungal agent; EC 1.2.3.1 (aldehyde oxidase) inhibitor; HIV protease inhibitor; plant metabolite |
4,4'-diaminodibenzyl 4,4'-diaminodibenzyl: RN given refers to parent cpd | 1.99 | 1 | 0 | ||
4-Ethoxyphenol [no description available] | 2.44 | 2 | 0 | aromatic ether; phenols | |
4-hydroxypyridine 4-pyridone: structure in first source. 4-hydroxypyridine : A monohydroxypyridine that is pyridine in which the hydrogen at position 4 has been replaced by a hydroxy group.. 4-pyridone : The simplest member of the class of pyridin-4-ones, that is 1,4-dihydropyridine in which the hydrogens at position 4 have been replaced by an oxo group. | 2.03 | 1 | 0 | 4-pyridones; monohydroxypyridine | |
2-hexanol hexan-2-ol : A hexanol in which the hydroxy group is at position 2. | 3.5 | 2 | 0 | hexanol; secondary alcohol | human metabolite; plant metabolite; semiochemical |
amyl acetate amyl acetate: sources do not specify n-isomer. pentyl acetate : An acetate ester of pentanol. | 3.07 | 1 | 0 | acetate ester | metabolite |
hexamethylene glycol hexane-1,6-diol : A diol that is hexane substituted by hydroxy groups at positions 1 and 6. | 2.05 | 1 | 0 | diol; primary alcohol | |
1,2,3,4-tetrachlorobenzene 1,2,3,4-tetrachlorobenzene : A tetrachlorobenzene carrying chloro groups at positions 1, 2 , 3 and 4.. tetrachlorobenzene : Any member of the class of chlorobenzenes carrying four chloro groups at unspecified positions. | 3.07 | 1 | 0 | tetrachlorobenzene | |
1,2,3,5-tetrachlorobenzene 1,2,3,5-tetrachlorobenzene : A tetrachlorobenzene carrying chloro groups at positions 1, 2, 3 and 5. | 3.07 | 1 | 0 | tetrachlorobenzene | |
2-pyrrolecarboxylic acid 2-pyrrolecarboxylic acid: hypocalcemic action; structure. pyrrole-2-carboxylic acid : A pyrrolecarboxylic acid that is 1H-pyrrole carrying a carboxy substituent at position 2. | 2.11 | 1 | 0 | pyrrolecarboxylic acid | plant metabolite |
tridecanoic acid tridecanoate : A long-chain fatty acid anion resulting from the removal of a proton from the carboxy group of tridecanoic acid.. tridecanoic acid : A C13 straight-chain saturated fatty acid. | 1.96 | 1 | 0 | long-chain fatty acid; straight-chain saturated fatty acid | plant metabolite |
erythromycin Erythromycin: A bacteriostatic antibiotic macrolide produced by Streptomyces erythreus. Erythromycin A is considered its major active component. In sensitive organisms, it inhibits protein synthesis by binding to 50S ribosomal subunits. This binding process inhibits peptidyl transferase activity and interferes with translocation of amino acids during translation and assembly of proteins.. erythromycin : Any of several wide-spectrum macrolide antibiotics obtained from actinomycete Saccharopolyspora erythraea (formerly known as Streptomyces erythraeus).. erythromycin A : An erythromycin that consists of erythronolide A having 2,6-dideoxy-3-C-methyl-3-O-methyl-alpha-L-ribo-hexopyranosyl and 3,4,6-trideoxy-3-(dimethylamino)-beta-D-xylo-hexopyranosyl residues attahced at positions 4 and 6 respectively. | 3.38 | 1 | 1 | cyclic ketone; erythromycin | |
2-propylphenol 2-propylphenol : A member of the class of phenols that is phenol which is substituted by a propyl group at position 2. | 2.45 | 2 | 0 | phenols | flavouring agent; plant metabolite |
4-propylphenol 4-propylphenol: structure given in first source | 3.81 | 3 | 0 | alkylbenzene | |
nitrohexane nitrohexane: formed by deliberate nitrosation of corn; RN given refers to cpd with unspecified nitro locant; RN & N1 from 9th CI Form Index. 1-nitrohexane : A primary nitroalkane that is hexane substituted by a nitro group at position 1. | 2.21 | 1 | 0 | primary nitroalkane | human urinary metabolite |
hempa Hempa: A chemosterilant agent that is anticipated to be a carcinogen. | 1.99 | 1 | 0 | phosphoramide | insect sterilant; mutagen |
tetramethoxysilane [no description available] | 2.01 | 1 | 0 | ||
2,4,6-tri-tert-butylphenol [no description available] | 2.02 | 1 | 0 | ||
ethylnitrosourea Ethylnitrosourea: A nitrosourea compound with alkylating, carcinogenic, and mutagenic properties.. N-ethyl-N-nitrosourea : A member of the class of N-nitrosoureas that is urea in which one of the nitrogens is substituted by ethyl and nitroso groups. | 2.08 | 1 | 0 | N-nitrosoureas | alkylating agent; carcinogenic agent; genotoxin; mutagen |
4-cyanophenol 4-cyanophenol: reversible monoamine oxidase inhibitor | 3.11 | 5 | 0 | phenols | EC 1.4.3.4 (monoamine oxidase) inhibitor |
norflurane norflurane: may replace R 12 as air-conditioning refrigerant; structure given in first source | 1.97 | 1 | 0 | ||
1,6-hexamethylene diisocyanate hexamethylene diisocyanate : A diisocyanate compound with the two isocyanates linked by a hexane-1,6-diyl group. | 2.13 | 1 | 0 | diisocyanate | allergen; hapten |
4-nitrophenyl acetate [no description available] | 3.09 | 5 | 0 | C-nitro compound; phenyl acetates | |
naphthyl acetate naphthyl acetate: do not confuse with naphthaleneacetic acid; acetic acid ester of naphthol | 2.05 | 1 | 0 | ||
4-phenoxyphenol [no description available] | 2.02 | 1 | 0 | phenoxyphenol | |
amaranth dye Amaranth Dye: A sulfonic acid-based naphthylazo dye used as a coloring agent for foodstuffs and medicines and as a dye and chemical indicator. It was banned by the FDA in 1976 for use in foods, drugs, and cosmetics. (From Merck Index, 11th ed) | 2.06 | 1 | 0 | ||
hexafluoroisopropanol 1,1,1,3,3,3-hexafluoropropan-2-ol : An organofluorine compound formed by substitution of all the methyl protons in propan-2-ol by fluorine. It is a metabolite of inhalation anesthetic sevoflurane. | 3.79 | 3 | 0 | organofluorine compound; secondary alcohol | drug metabolite |
dibutylnitrosamine dibutylnitrosamine: structure | 1.97 | 1 | 0 | nitroso compound | |
n-nitrosopyrrolidine N-Nitrosopyrrolidine: Carcinogenic nitrosamine that may be formed from preservatives in meats during their preparation or in the liver during metabolism. | 2.07 | 1 | 0 | pyrrolidines | |
nitrosobenzylmethylamine nitrosobenzylmethylamine: structure | 2.03 | 1 | 0 | ||
4-phenylpyridine [no description available] | 2.02 | 1 | 0 | phenylpyridine | |
diphenyl sulfoxide diphenyl sulfoxide: electron acceptor for liver aldehyde oxidase | 2.02 | 1 | 0 | sulfoxide | |
methylparaoxon [no description available] | 2.91 | 4 | 0 | C-nitro compound | |
rhodamine 6g rhodamine 6G: RN given refers to HCl | 2.25 | 1 | 0 | ||
phenylglyoxal [no description available] | 1.97 | 1 | 0 | phenylacetaldehydes | |
n-nitrosodiethanolamine [no description available] | 2.03 | 1 | 0 | nitroso compound | |
tetradecyltrimethylammonium tetradecyltrimethylammonium: cationic surfactant; used to determine thermal stability of DNA; Catrimox-14 is the tradename of the oxalate; Catrimox-14 lyses cells and simultaneously precipitates RNA and was demonstrated useful in isolating RNA from whole blood | 2.06 | 1 | 0 | ||
4-dimethylaminopyridine 4-dimethylaminopyridine: catalyst for acetylation of hydroxy cpds; structure | 2.47 | 2 | 0 | dialkylarylamine; tertiary amino compound | |
2-phenylpropanol 2-phenylpropanol-1: RN given refers to cpd without isomeric designation | 2.08 | 1 | 0 | benzenes | |
methyl phenyl sulfoxide (methylsulfinyl)benzene : A sulfoxide resulting from the formal oxidation of the sulfur atom of thioanisole. | 2.02 | 1 | 0 | benzenes; sulfoxide | |
1-amino-2-naphthol [no description available] | 2.11 | 1 | 0 | ||
cadmium sulfide [no description available] | 2.82 | 3 | 0 | cadmium molecular entity | |
potassium hydroxide potassium hydroxide: RN given refers to cpd with MF of K-OH | 2.13 | 1 | 0 | alkali metal hydroxide | |
sodium hydroxide Sodium Hydroxide: A highly caustic substance that is used to neutralize acids and make sodium salts. (From Merck Index, 11th ed) | 2.79 | 3 | 0 | alkali metal hydroxide | |
manganese dioxide [no description available] | 2.51 | 2 | 0 | manganese molecular entity; metal oxide | |
zinc oxide Zinc Oxide: A mild astringent and topical protectant with some antiseptic action. It is also used in bandages, pastes, ointments, dental cements, and as a sunblock. | 3.8 | 9 | 0 | zinc molecular entity | |
vanadium pentoxide [no description available] | 2.1 | 1 | 0 | vanadium oxide | |
molybdenum disulfide [no description available] | 2.17 | 1 | 0 | sulfide salt | |
cupric sulfide copper(II) sulfide : A copper sulfide in which the metal is in the +2 oxidation state. | 2.31 | 1 | 0 | ||
ammonium hydroxide Ammonium Hydroxide: The hydroxy salt of ammonium ion. It is formed when AMMONIA reacts with water molecules in solution.. ammonium hydroxide : A solution of ammonia in water. | 2.11 | 1 | 0 | inorganic hydroxy compound | food acidity regulator |
glycyrrhizic acid glycyrrhizinic acid : A triterpenoid saponin that is the glucosiduronide derivative of 3beta-hydroxy-11-oxoolean-12-en-30-oic acid. | 2.11 | 1 | 0 | enone; glucosiduronic acid; pentacyclic triterpenoid; tricarboxylic acid; triterpenoid saponin | EC 3.4.21.5 (thrombin) inhibitor; plant metabolite |
d-alpha tocopherol Vitamin E: A generic descriptor for all TOCOPHEROLS and TOCOTRIENOLS that exhibit ALPHA-TOCOPHEROL activity. By virtue of the phenolic hydrogen on the 2H-1-benzopyran-6-ol nucleus, these compounds exhibit varying degree of antioxidant activity, depending on the site and number of methyl groups and the type of ISOPRENOIDS.. tocopherol : A collective name for a group of closely related lipids that contain a chroman-6-ol nucleus substituted at position 2 by a methyl group and by a saturated hydrocarbon chain consisting of three isoprenoid units. They are designated as alpha-, beta-, gamma-, and delta-tocopherol depending on the number and position of additional methyl substituents on the aromatic ring. Tocopherols occur in vegetable oils and vegetable oil products, almost exclusively with R,R,R configuration. Tocotrienols differ from tocopherols only in having three double bonds in the hydrocarbon chain.. vitamin E : Any member of a group of fat-soluble chromanols that exhibit biological activity against vitamin E deficiency. The vitamers in this class consists of a chroman-6-ol core which is substituted at position 2 by a methyl group and (also at position 2) either a saturated or a triply-unsaturated hydrocarbon chain consisting of three isoprenoid units. The major function of vitamin E is to act as a natural antioxidant by scavenging free radicals and molecular oxygen.. (R,R,R)-alpha-tocopherol : An alpha-tocopherol that has R,R,R configuration. The naturally occurring stereoisomer of alpha-tocopherol, it is found particularly in sunflower and olive oils. | 3.81 | 3 | 0 | alpha-tocopherol | algal metabolite; antiatherogenic agent; anticoagulant; antioxidant; antiviral agent; EC 2.7.11.13 (protein kinase C) inhibitor; immunomodulator; micronutrient; nutraceutical; plant metabolite |
pregnenolone carbonitrile Pregnenolone Carbonitrile: A catatoxic steroid and microsomal enzyme inducer having significant effects on the induction of cytochrome P450. It has also demonstrated the potential for protective capability against acetaminophen-induced liver damage. | 1.99 | 1 | 0 | aliphatic nitrile | |
fenchol fenchol: RN given refers to cpd with unspecified isomeric designation | 3.1 | 1 | 0 | ||
4-n-Butylphenol [no description available] | 3.81 | 3 | 0 | phenols | |
hexahydrophthalic acid hexahydrophthalic acid: a major metabolite of hexahydrophthalic anhydride | 2.15 | 1 | 0 | ||
4-hydroxyazobenzene 4-hydroxyazobenzene: structure in first source | 3.1 | 1 | 0 | ||
2-allylphenol 2-allylphenol: structure given in first source. 2-allylphenol : A member of the class of phenols that is phenol carrying an allyl group at position 2. | 2.08 | 1 | 0 | phenols | antifungal agrochemical |
4-octylphenol 4-octylphenol: xenoestrogen. 4-octylphenol : A member of the class of phenols that is phenol which is substituted at the para- position by an octyl group. | 2.02 | 1 | 0 | phenols | metabolite; surfactant; xenoestrogen |
4-nitrothiophenolate 4-nitrothiophenolate: RN given refers to parent cpd | 3.1 | 1 | 0 | ||
5 alpha-androstane-3 alpha,17 beta-diol 5alpha-androstane-3alpha,17beta-diol : The 5alpha-stereoisomer of androstane-3alpha,17beta-diol. | 3.1 | 1 | 0 | androstane-3alpha,17beta-diol | Daphnia magna metabolite; human metabolite |
orange g orange G : An organic sodium salt that is the disodium salt of 7-hydroxy-8-[(E)-phenyldiazenyl]naphthalene-1,3-disulfonic acid. It is often combined with other yellow dyes in alcoholic solution to stain erythrocytes in trichrome methods, and is used for demonstrating cells in the pancreas and pituitary. | 2.1 | 1 | 0 | ||
betamethasone valerate Betamethasone Valerate: The 17-valerate derivative of BETAMETHASONE. It has substantial topical anti-inflammatory activity and relatively low systemic anti-inflammatory activity.. betamethasone valerate : A steroid ester that is betamethasone in which the hydroxy group at the 17alpha position has been converted to the corresponding pentanoate ester. | 2.03 | 1 | 0 | 11beta-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(1),Delta(4)-steroid; fluorinated steroid; primary alpha-hydroxy ketone; steroid ester | anti-inflammatory drug |
menthol (+-)-menthol : A racemate comprising equimolar amounts of (+)- and (-)-menthol. Both (+-)- and (-)-menthol are used to relieve symptoms of conditions such as bronchitis and sinusitis. When applied to the skin, menthol dilates the blood vessels, giving a sensation of coldness followed by an analgesic effect that relieves itching. It is therefore used in creams and ointments for the relief of pruritis and urticaria.. (-)-menthol : A p-menthan-3-ol which has (1R,2S,5R)-stereochemistry. It is the most common naturally occurring enantiomer. | 3.1 | 1 | 0 | p-menthan-3-ol | antipruritic drug; antispasmodic drug; antitussive |
5-phenylvaleric acid 5-phenylvaleric acid: from Polygonum salicifolium. 5-phenylpentanoic acid : A monocarboxylic acid that is valeric acid substituted by a phenyl group at the delta-position. | 2.03 | 1 | 0 | benzenes; monocarboxylic acid | |
oxyclozanide Oxyclozanide: Anthelmintic used in grazing animals for fasciola and cestode infestations. | 1.96 | 1 | 0 | ||
fluorescein Fluorescein: A phthalic indicator dye that appears yellow-green in normal tear film and bright green in a more alkaline medium such as the aqueous humor.. fluorescein (lactone form) : A xanthene dye that is highly fluorescent, detectable even when present in minute quantities. Used forensically to detect traces of blood, in analytical chemistry as an indicator in silver nitrate titrations and in microscopy. | 2.02 | 1 | 0 | 2-benzofurans; gamma-lactone; organic heteropentacyclic compound; oxaspiro compound; polyphenol; xanthene dye | fluorescent dye; radioopaque medium |
2-tert-butyl-4-methylphenol 2-tert-butyl-4-methylphenol: RN given refers to cpd with locants | 2.02 | 1 | 0 | ||
direct blue 15 direct blue 15: RN given refers to tetra-Na salt. Pontamine sky blue 5B : An organic sodium salt resulting from the formal condensation of Pontamine sky blue 5B (acid form) with four equivalents of sodium hydroxide. | 2.11 | 1 | 0 | ||
acetosyringone acetosyringone: plant inducer which induces expression of VirE & VirG in A. tumefaciens. acetosyringone : A member of the class of acetophenones that is 1-phenylethanone substituted by a hydroxy group at position 4 and methoxy groups at positions 3 and 5. | 2.02 | 1 | 0 | acetophenones; dimethoxybenzene; phenols | anti-asthmatic drug; non-narcotic analgesic; non-steroidal anti-inflammatory drug; peripheral nervous system drug; plant metabolite |
7,12-dihydroxymethylbenz(a)anthracene 7,12-dihydroxymethylbenz(a)anthracene: structure given in first source | 2.07 | 1 | 0 | ||
4-nitro-3-cresol 4-nitro-3-cresol: RN given refers to parent cpd. 4-nitro-m-cresol : A C-nitro compound in which the nitro group is attached at C-4 of m-cresol. | 3.58 | 8 | 0 | 4-nitrophenols | |
uridine diphosphate glucuronic acid Uridine Diphosphate Glucuronic Acid: A nucleoside diphosphate sugar which serves as a source of glucuronic acid for polysaccharide biosynthesis. It may also be epimerized to UDP iduronic acid, which donates iduronic acid to polysaccharides. In animals, UDP glucuronic acid is used for formation of many glucosiduronides with various aglycones.. UDP-alpha-D-glucuronic acid : A UDP-sugar having alpha-D-glucuronic acid as the sugar component. | 3.85 | 12 | 0 | UDP-D-glucuronic acid | Escherichia coli metabolite; human metabolite; mouse metabolite |
hydroxyphenytoin hydroxyphenytoin: main metabolite of diphenylhydantoin; reduces Na(+) inhibition at high Na:K ratios; RN given refers to cpd without isomeric designation; structure. 4-hydroxyphenytoin : A imidazolidine-2,4-dione that consists of hydantoin bearing phenyl and 4-hydroxyphenyl substituents at position 5. | 3.1 | 1 | 0 | imidazolidine-2,4-dione; phenols | metabolite |
ici resin fs3798 [no description available] | 2.08 | 1 | 0 | ||
4-nitroimidazole 5-nitroimidazole : A C-nitro compound that is imidazole bearing a nitro substituent at position 5. | 2.08 | 1 | 0 | C-nitro compound; imidazoles | |
3,5-dibromosalicylic acid 3,5-dibromosalicylic acid: structure in first source | 1.95 | 1 | 0 | ||
didodecyldimethylammonium didodecyldimethylammonium: RN given refers to parent cpd | 2.08 | 1 | 0 | ||
mannose mannopyranose : The pyranose form of mannose. | 2.07 | 1 | 0 | D-aldohexose; D-mannose; mannopyranose | metabolite |
dithiothreitol 1,4-dimercaptobutane-2,3-diol : A glycol that is butane-2,3-diol in which a hydrogen from each of the methyl groups is replaced by a thiol group.. 1,4-dithiothreitol : The threo-diastereomer of 1,4-dimercaptobutane-2,3-diol. | 2.68 | 3 | 0 | 1,4-dimercaptobutane-2,3-diol; butanediols; dithiol; glycol; thiol | chelator; human metabolite; reducing agent |
tranylcypromine Tranylcypromine: A propylamine formed from the cyclization of the side chain of amphetamine. This monoamine oxidase inhibitor is effective in the treatment of major depression, dysthymic disorder, and atypical depression. It also is useful in panic and phobic disorders. (From AMA Drug Evaluations Annual, 1994, p311). tranylcypromine : A racemate comprising equal amounts of (1R,2S)- and (1S,2R)-2-phenylcyclopropan-1-amine. An irreversible monoamine oxidase inhibitor that is used as an antidepressant (INN tranylcypromine).. (1R,2S)-tranylcypromine : A 2-phenylcyclopropan-1-amine that is the (1R,2S)-enantiomer of tranylcypromine. | 2.07 | 1 | 0 | 2-phenylcyclopropan-1-amine | |
3-phenoxybenzoic acid 3-phenoxybenzoic acid: metabolite associated with exposure to pyrethroid insecticides. 3-phenoxybenzoic acid : A phenoxybenzoic acid in which the phenoxy group is meta to the carboxy group. It is a metabolite of pyrethroid insecticides. | 2.07 | 1 | 0 | phenoxybenzoic acid | human xenobiotic metabolite; marine xenobiotic metabolite |
sulfamethomidine sulfamethomidine: structure given in first source | 2.05 | 1 | 0 | organic molecular entity | |
streptomycin [no description available] | 2.13 | 1 | 0 | antibiotic antifungal drug; antibiotic fungicide; streptomycins | antibacterial drug; antifungal agrochemical; antimicrobial agent; antimicrobial drug; bacterial metabolite; protein synthesis inhibitor |
carbonates Carbonates: Salts or ions of the theoretical carbonic acid, containing the radical CO2(3-). Carbonates are readily decomposed by acids. The carbonates of the alkali metals are water-soluble; all others are insoluble. (From Grant & Hackh's Chemical Dictionary, 5th ed). carbonates : Organooxygen compounds that are salts or esters of carbonic acid, H2CO3. | 1.98 | 1 | 0 | carbon oxoanion | |
azatadine azatadine: indulian (UD 21;71k) is dimaleate; do not confuse with AZACITIDINE. azatadine : A benzo[5,6]cyclohepta[1,2-b]pyridine having a 1-methylpiperidin-4-ylidene group at the 11-position. | 2.02 | 1 | 0 | benzocycloheptapyridine; tertiary amine | anti-allergic agent; H1-receptor antagonist |
2-octanol 2-octanol: RN given refers to cpd without isomeric designation. octan-2-ol : An octanol carrying the hydroxy group at position 2. | 2.05 | 1 | 0 | octanol; secondary alcohol | plant metabolite; volatile oil component |
mono-(2-ethylhexyl)phthalate mono-(2-ethylhexyl)phthalate: RN given refers to parent cpd. mono(2-ethylhexyl) phthalate : The mono(2-ethylhexyl) ester of benzene-1,2-dicarboxylic acid. | 3.1 | 1 | 0 | phthalic acid monoester | |
1-naphthalenemethanol 1-naphthalenemethanol: structure given in first source. (1-naphthyl)methanol : A naphthylmethanol that is methanol in which one of the hydrogens of the methyl group is replaced by a naphthalen-1-yl group. | 3.1 | 1 | 0 | naphthylmethanol | mouse metabolite |
1,6-bismaleimidohexane [no description available] | 2.01 | 1 | 0 | ||
dexpropranolol [no description available] | 3.1 | 1 | 0 | propranolol | |
buthionine sulfoximine Buthionine Sulfoximine: A synthetic amino acid that depletes glutathione by irreversibly inhibiting gamma-glutamylcysteine synthetase. Inhibition of this enzyme is a critical step in glutathione biosynthesis. It has been shown to inhibit the proliferative response in human T-lymphocytes and inhibit macrophage activation. (J Biol Chem 1995;270(33):1945-7). 2-amino-4-(S-butylsulfonimidoyl)butanoic acid : A non-proteinogenic alpha-amino acid that is homocysteine in which the thiol group carries an oxo, imino and butyl groups.. S-butyl-DL-homocysteine (S,R)-sulfoximine : A sulfoximide that is the sulfoximine derivative of an analogue of DL-methionine in which the S-methyl group is replaced by S-butyl. | 1.99 | 1 | 0 | diastereoisomeric mixture; homocysteines; non-proteinogenic alpha-amino acid; sulfoximide | EC 6.3.2.2 (glutamate--cysteine ligase) inhibitor; ferroptosis inducer |
o,o-diethyl o-3,5,6-trichloro-2-pyridyl phosphate [no description available] | 1.96 | 1 | 0 | ||
dimethindene Dimethindene: A histamine H1 antagonist. It is used in hypersensitivity reactions, in rhinitis, for pruritus, and in some common cold remedies. | 2.02 | 1 | 0 | indene | |
maleic hydrazide Maleic Hydrazide: 1,2-Dihydro-3,6-pyridazinedione. A herbicide and plant growth regulator; also used to control suckering of tobacco. Its residue in food and tobacco is highly toxic, causing CNS disturbances and liver damage. | 2 | 1 | 0 | pyridazinone | |
olsalazine olsalazine: cpd with 2 salicylate molecules linked together by an azo bond. olsalazine : An azobenzene that consists of two molecules of 4-aminosalicylic acid joined by an azo linkage. A prodrug for mesalazine, an anti-inflammatory drug, it is used (as the disodium salt) in the treatment of inflammatory bowel disease. | 2.02 | 1 | 0 | azobenzenes; dicarboxylic acid | non-steroidal anti-inflammatory drug; prodrug |
nsc 520594 [no description available] | 2.21 | 1 | 0 | ||
ammonium nitrate ammonium nitrate: structure. ammonium nitrate : The ammonium salt of nitric acid. | 2.05 | 1 | 0 | ammonium salt; inorganic molecular entity; inorganic nitrate salt | explosive; fertilizer; oxidising agent |
3,5,6-trichloro-2-pyridinol 3,5,6-trichloro-2-pyridinol: RN given refers to parent cpd. 3,5,6-trichloropyridine-2-one : A pyridone that is pyridin-2(1H)-one substituted by chloro groups at positions 3, 5 and 6. It is a metabolite of the agrochemical chlorpyrifos.. 3,5,6-trichloro-2-pyridinol : A hydroxypyridine that is pyridin-2-ol substituted by chloro groups at positions 3,5 and 6. It is a metabolite of the agrochemical chlorpyrifos. | 1.98 | 1 | 0 | chloropyridine; hydroxypyridine; pyridone | human urinary metabolite; human xenobiotic metabolite; marine xenobiotic metabolite |
sodium metasilicate sodium metasilicate: RN given refers to silicic acid, di-Na salt. sodium silicate : An inorganic sodium salt having silicate as the counterion. | 2.13 | 1 | 0 | inorganic sodium salt | |
n-nitrodiethylamine [no description available] | 1.97 | 1 | 0 | ||
iridium Iridium: A metallic element with the atomic symbol Ir, atomic number 77, and atomic weight 192.22. | 2.6 | 1 | 0 | cobalt group element atom; platinum group metal atom | |
manganese Manganese: A trace element with atomic symbol Mn, atomic number 25, and atomic weight 54.94. It is concentrated in cell mitochondria, mostly in the pituitary gland, liver, pancreas, kidney, and bone, influences the synthesis of mucopolysaccharides, stimulates hepatic synthesis of cholesterol and fatty acids, and is a cofactor in many enzymes, including arginase and alkaline phosphatase in the liver. (From AMA Drug Evaluations Annual 1992, p2035). manganese(4+) : A manganese cation that is monoatomic and has a formal charge of +4. | 2.93 | 4 | 0 | elemental manganese; manganese group element atom | Escherichia coli metabolite; micronutrient |
mercury Mercury: A silver metallic element that exists as a liquid at room temperature. It has the atomic symbol Hg (from hydrargyrum, liquid silver), atomic number 80, and atomic weight 200.59. Mercury is used in many industrial applications and its salts have been employed therapeutically as purgatives, antisyphilitics, disinfectants, and astringents. It can be absorbed through the skin and mucous membranes which leads to MERCURY POISONING. Because of its toxicity, the clinical use of mercury and mercurials is diminishing.. mercury(0) : Elemental mercury of oxidation state zero. | 2.82 | 3 | 0 | elemental mercury; zinc group element atom | neurotoxin |
molybdenum Molybdenum: A metallic element with the atomic symbol Mo, atomic number 42, and atomic weight 95.95. It is an essential trace element, being a component of the enzymes xanthine oxidase, aldehyde oxidase, and nitrate reductase. | 2.17 | 1 | 0 | chromium group element atom | micronutrient |
niobium Niobium: A metal element atomic number 41, atomic weight 92.906, symbol Nb. | 2.54 | 2 | 0 | vanadium group element atom | |
palladium Palladium: A chemical element having an atomic weight of 106.4, atomic number of 46, and the symbol Pd. It is a white, ductile metal resembling platinum, and following it in abundance and importance of applications. It is used in dentistry in the form of gold, silver, and copper alloys.. palladium : Chemical element (nickel group element atom) with atomic number 46. | 5.09 | 38 | 0 | metal allergen; nickel group element atom; platinum group metal atom | |
platinum Platinum: A heavy, soft, whitish metal, resembling tin, with atomic number 78, atomic weight 195.084, symbol Pt. It is used in manufacturing equipment for laboratory and industrial use. It occurs as a black powder (platinum black) and as a spongy substance (spongy platinum) and may have been known in Pliny's time as alutiae. | 4.17 | 15 | 0 | elemental platinum; nickel group element atom; platinum group metal atom | |
rhenium Rhenium: A metal, atomic number 75, atomic weight 186.207, symbol Re. | 2.13 | 1 | 0 | manganese group element atom | |
ruthenium Ruthenium: A hard, brittle, grayish-white rare earth metal with an atomic symbol Ru, atomic number 44, and atomic weight 101.07. It is used as a catalyst and hardener for PLATINUM and PALLADIUM. | 2.57 | 2 | 0 | iron group element atom; platinum group metal atom | |
silver Silver: An element with the atomic symbol Ag, atomic number 47, and atomic weight 107.87. It is a soft metal that is used medically in surgical instruments, dental prostheses, and alloys. Long-continued use of silver salts can lead to a form of poisoning known as ARGYRIA. | 5.92 | 88 | 0 | copper group element atom; elemental silver | Escherichia coli metabolite |
titanium Titanium: A dark-gray, metallic element of widespread distribution but occurring in small amounts with atomic number, 22, atomic weight, 47.867 and symbol, Ti; specific gravity, 4.5; used for fixation of fractures. | 10.09 | 40 | 0 | titanium group element atom | |
tungsten Tungsten: A metallic element with the atomic symbol W, atomic number 74, and atomic weight 183.85. It is used in many manufacturing applications, including increasing the hardness, toughness, and tensile strength of steel; manufacture of filaments for incandescent light bulbs; and in contact points for automotive and electrical apparatus. | 2.08 | 1 | 0 | chromium group element atom | micronutrient |
cadmium Cadmium: An element with atomic symbol Cd, atomic number 48, and atomic weight 112.41. It is a metal and ingestion will lead to CADMIUM POISONING.. elemental cadmium : An element in the zinc group of the periodic table with atomic number 48, atomic mass 112, M.P. 321degreeC, and B.P. 765degreeC). An odourless, tasteless, and highly poisonous soft, ductile, lustrous metal with electropositive properties. It has eight stable isotopes: (106)Cd, (108)Cd,(110)Cd, (111)Cd, (112)Cd, (113)Cd, (114)Cd and (116)Cd, with (112)Cd and (114)Cd being the most common. | 2.95 | 4 | 0 | cadmium molecular entity; zinc group element atom | |
cerium Cerium: An element of the rare earth family of metals. It has the atomic symbol Ce, atomic number 58, and atomic weight 140.12. Cerium is a malleable metal used in industrial applications. | 8.6 | 8 | 0 | f-block element atom; lanthanoid atom | |
chromium Chromium: A trace element that plays a role in glucose metabolism. It has the atomic symbol Cr, atomic number 24, and atomic weight 52. According to the Fourth Annual Report on Carcinogens (NTP85-002,1985), chromium and some of its compounds have been listed as known carcinogens.. chromium ion : An chromium atom having a net electric charge.. chromium atom : A chromium group element atom that has atomic number 24. | 3.46 | 6 | 0 | chromium group element atom; metal allergen | micronutrient |
europium Europium: An element of the rare earth family of metals. It has the atomic symbol Eu, atomic number 63, and atomic weight 152. Europium is used in the form of its salts as coatings for cathode ray tubes and in the form of its organic derivatives as shift reagents in NMR spectroscopy. | 2.83 | 3 | 0 | f-block element atom; lanthanoid atom | |
gadolinium Gadolinium: An element of the rare earth family of metals. It has the atomic symbol Gd, atomic number 64, and atomic weight 157.25. Its oxide is used in the control rods of some nuclear reactors. | 2.68 | 3 | 0 | f-block element atom; lanthanoid atom | |
gold Gold: A yellow metallic element with the atomic symbol Au, atomic number 79, and atomic weight 197. It is used in jewelry, goldplating of other metals, as currency, and in dental restoration. Many of its clinical applications, such as ANTIRHEUMATIC AGENTS, are in the form of its salts. | 6.18 | 117 | 0 | copper group element atom; elemental gold | |
holmium Holmium: An element of the rare earth family of metals. It has the atomic symbol Ho, atomic number 67, and atomic weight 164.93. | 1.96 | 1 | 0 | f-block element atom; lanthanoid atom | |
zirconium Zirconium: A rather rare metallic element with atomic number 40, atomic weight 91.224, and symbol Zr. | 7.11 | 1 | 0 | titanium group element atom | |
6-nitrochrysene 6-nitrochrysene: RN given refers to cpd with locant for nitro group in position 6 | 2.41 | 1 | 0 | carbopolycyclic compound | |
acetylglucosamine Acetylglucosamine: The N-acetyl derivative of glucosamine.. N-acetyl-beta-D-glucosamine : An N-acetyl-D-glucosamine having beta-configuration at the anomeric centre. | 2.39 | 2 | 0 | N-acetyl-D-glucosamine | epitope |
galactosamine 2-amino-2-deoxy-D-galactopyranose : The pyranose form of D-galactosamine.. D-galactosamine : The D-stereoisomer of galactosamine. | 1.98 | 1 | 0 | D-galactosamine; primary amino compound | toxin |
sodium nitrate sodium nitrate : The inorganic nitrate salt of sodium. | 2.03 | 1 | 0 | inorganic nitrate salt; inorganic sodium salt | fertilizer; NMR chemical shift reference compound |
cesium chloride cesium chloride: RN given refers to unlabeled cpd. caesium chloride : The inorganic chloride salt of caesium; each caesium ion is coordinated by eight chlorine ions. | 1.97 | 1 | 0 | inorganic caesium salt; inorganic chloride | phase-transfer catalyst; vasoconstrictor agent |
camptothecin NSC 100880: carboxylate (opened lactone) form of camptothecin; RN refers to (S)-isomer; structure given in first source | 2.69 | 3 | 0 | delta-lactone; pyranoindolizinoquinoline; quinoline alkaloid; tertiary alcohol | antineoplastic agent; EC 5.99.1.2 (DNA topoisomerase) inhibitor; genotoxin; plant metabolite |
ferric chloride ferric chloride: RN given refers to cpd with MF of Fe-Cl3; used to induce experimental arterial thrombosis to evaluate antithrombotic agents | 2.05 | 1 | 0 | iron coordination entity | astringent; Lewis acid |
ferrous sulfate ferrous sulfate: Ferro-Gradumet is ferrous sulfate in controlled release form; RN given refers to Fe(+2)[1:1] salt. iron(2+) sulfate (anhydrous) : A compound of iron and sulfate in which the ratio of iron(2+) to sulfate ions is 1:1. Various hydrates occur naturally - most commonly the heptahydrate, which loses water to form the tetrahydrate at 57degreeC and the monohydrate at 65degreeC. | 2.05 | 1 | 0 | iron molecular entity; metal sulfate | reducing agent |
zinc sulfate Zinc Sulfate: A compound given in the treatment of conditions associated with zinc deficiency such as acrodermatitis enteropathica. Externally, zinc sulfate is used as an astringent in lotions and eye drops. (Reynolds JEF(Ed): Martindale: The Extra Pharmacopoeia (electronic version). Micromedex, Inc, Englewood, CO, 1995). zinc sulfate : A metal sulfate compound having zinc(2+) as the counterion. | 1.99 | 1 | 0 | metal sulfate; zinc molecular entity | fertilizer |
sodium sulfate [no description available] | 1.93 | 1 | 0 | inorganic sodium salt | |
chromates Chromates: Salts of chromic acid containing the CrO(2-)4 radical.. chromate(2-) : A chromium oxoanion resulting from the removal of two protons from chromic acid. | 2.03 | 1 | 0 | chromium oxoanion; divalent inorganic anion | oxidising agent |
copper sulfate Copper Sulfate: A sulfate salt of copper. It is a potent emetic and is used as an antidote for poisoning by phosphorus. It also can be used to prevent the growth of algae.. copper(II) sulfate : A metal sulfate compound having copper(2+) as the metal ion. | 2.42 | 2 | 0 | metal sulfate | emetic; fertilizer; sensitiser |
silver nitrate Silver Nitrate: A silver salt with powerful germicidal activity. It has been used topically to prevent OPHTHALMIA NEONATORUM. | 2.49 | 2 | 0 | inorganic nitrate salt; silver salt | astringent |
potassium dichromate Potassium Dichromate: Chromic acid (H2Cr2O7), dipotassium salt. A compound having bright orange-red crystals and used in dyeing, staining, tanning leather, as bleach, oxidizer, depolarizer for dry cells, etc. Medically it has been used externally as an astringent, antiseptic, and caustic. When taken internally, it is a corrosive poison.. potassium dichromate : A potassium salt that is the dipotassium salt of dichromic acid. | 1.97 | 1 | 0 | potassium salt | allergen; oxidising agent; sensitiser |
deuterium Deuterium: The stable isotope of hydrogen. It has one neutron and one proton in the nucleus. | 2.02 | 1 | 0 | dihydrogen | |
fluorine Fluorine: A nonmetallic, diatomic gas that is a trace element and member of the halogen family. It is used in dentistry as fluoride (FLUORIDES) to prevent dental caries. | 7.21 | 1 | 0 | diatomic fluorine; gas molecular entity | NMR chemical shift reference compound |
chlorine Chlorine: An element with atomic symbol Cl, atomic number 17, and atomic weight 35, and member of the halogen family. | 2.76 | 2 | 0 | diatomic chlorine; gas molecular entity | bleaching agent |
deuterium oxide Deuterium Oxide: The isotopic compound of hydrogen of mass 2 (deuterium) with oxygen. (From Grant & Hackh's Chemical Dictionary, 5th ed) It is used to study mechanisms and rates of chemical or nuclear reactions, as well as biological processes. | 2 | 1 | 0 | deuterated compound; water | NMR solvent |
butylated hydroxyanisole [no description available] | 3.51 | 2 | 0 | ||
propham propham: minor descriptor (72-85); on-line & Index Medicus search HERBICIDES, CARBAMATE (72-85); RN given refers to parent cpd. propham : A carbamate ester that is the isopropyl ester of phenylcarbamic acid. It is a selective herbicide used for the control of annual grasses and some broad-leaf weeds and is also a growth regulator for control of sprouting in stored potatoes. | 1.96 | 1 | 0 | benzenes; carbamate ester | herbicide; plant growth retardant |
poloxalene Poloxalene: A copolymer of polyethylene and polypropylene ether glycol. It is a non-ionic polyol surface-active agent used medically as a fecal softener and in cattle for prevention of bloat.. pluronic : A triblock copolymer composed of a central hydrophobic chain of poly(propylene oxide) flanked by two hydrophilic chains of poly(ethylene oxide). | 1.98 | 1 | 0 | epoxide | |
ozone Ozone: The unstable triatomic form of oxygen, O3. It is a powerful oxidant that is produced for various chemical and industrial uses. Its production is also catalyzed in the ATMOSPHERE by ULTRAVIOLET RAY irradiation of oxygen or other ozone precursors such as VOLATILE ORGANIC COMPOUNDS and NITROGEN OXIDES. About 90% of the ozone in the atmosphere exists in the stratosphere (STRATOSPHERIC OZONE).. ozone : An elemental molecule with formula O3. An explosive, pale blue gas (b.p. -112degreeC) that has a characteristic, pungent odour, it is continuously produced in the upper atmosphere by the action of solar ultraviolet radiation on atmospheric oxygen. It is an antimicrobial agent used in the production of bottled water, as well as in the treatment of meat, poultry and other foodstuffs. | 3.21 | 5 | 0 | elemental molecule; gas molecular entity; reactive oxygen species; triatomic oxygen | antiseptic drug; disinfectant; electrophilic reagent; greenhouse gas; mutagen; oxidising agent; tracer |
chlorine dioxide chlorine dioxide: equal or superior to chlorine when used as wastewater disinfectant | 2.07 | 1 | 0 | chlorine dioxide | |
lead nitrate lead nitrate: RN given refers to unspecified lead nitrate | 2.44 | 2 | 0 | inorganic nitrate salt; lead coordination entity | |
cadmium chloride Cadmium Chloride: A cadmium halide in the form of colorless crystals, soluble in water, methanol, and ethanol. It is used in photography, in dyeing, and calico printing, and as a solution to precipitate sulfides. (McGraw-Hill Dictionary of Scientific and Technical Terms, 5th ed). cadmium dichloride : A cadmium coordination entity in which cadmium(2+) and Cl(-) ions are present in the ratio 2:1. Although considered to be ionic, it has considerable covalent character to its bonding. | 1.98 | 1 | 0 | cadmium coordination entity | |
barium chloride barium chloride: RN given refers to parent cpd. barium chloride : The inorganic dichloride salt of barium. | 1.96 | 1 | 0 | barium salt; inorganic chloride | potassium channel blocker |
carbendazim carbendazim: carcinogen when combined with sodium nitrite; principle metabolite of thiophanate methyl & benomyl; structure. carbendazim : A member of the class of benzimidazoles that is 2-aminobenzimidazole in which the primary amino group is substituted by a methoxycarbonyl group. A fungicide, carbendazim controls Ascomycetes, Fungi Imperfecti, and Basidiomycetes on a wide variety of crops, including bananas, cereals, cotton, fruits, grapes, mushrooms, ornamentals, peanuts, sugarbeet, soybeans, tobacco, and vegetables. | 2.01 | 1 | 0 | benzimidazole fungicide; benzimidazoles; benzimidazolylcarbamate fungicide; carbamate ester | antifungal agrochemical; antinematodal drug; metabolite; microtubule-destabilising agent |
ammonium bromide ammonium bromide : An ammonium salt composed of ammonium and bromide ions in a 1:1 ratio. | 2.03 | 1 | 0 | ammonium salt; bromide salt | NMR chemical shift reference compound |
ammonium chloride Ammonium Chloride: An acidifying agent that has expectorant and diuretic effects. Also used in etching and batteries and as a flux in electroplating.. ammonium chloride : An inorganic chloride having ammonium as the counterion. | 1.98 | 1 | 0 | ammonium salt; inorganic chloride | ferroptosis inhibitor |
3-hydroxybenzo(a)pyrene 3-hydroxybenzo(a)pyrene: RN given refers to unlabeled parent cpd | 3.1 | 1 | 0 | ortho- and peri-fused polycyclic arene | |
titanium dioxide titanium dioxide: used medically as protectant against externally caused irritation & sunlight; high concentrations of dust may cause irritation to respiratory tract; RN given refers to titanium oxide (TiO2); structure. titanium dioxide : A titanium oxide with the formula TiO2. A naturally occurring oxide sourced from ilmenite, rutile and anatase, it has a wide range of applications. | 9.89 | 33 | 0 | titanium oxides | food colouring |
hydrocortisone-17-butyrate cortisol 17-butyrate : Cortisol esterified with butyric acid at the 17-hydroxy group. | 2.05 | 1 | 0 | butyrate ester; cortisol ester; primary alpha-hydroxy ketone | dermatologic drug; drug allergen |
tiletamine hydrochloride Cyclohexanones: Cyclohexane ring substituted by one or more ketones in any position.. cyclohexanones : Any alicyclic ketone based on a cyclohexane skeleton and its substituted derivatives thereof. | 2.08 | 1 | 0 | ||
levamisole Levamisole: An antihelminthic drug that has been tried experimentally in rheumatic disorders where it apparently restores the immune response by increasing macrophage chemotaxis and T-lymphocyte function. Paradoxically, this immune enhancement appears to be beneficial in rheumatoid arthritis where dermatitis, leukopenia, and thrombocytopenia, and nausea and vomiting have been reported as side effects. (From Smith and Reynard, Textbook of Pharmacology, 1991, p435-6). levamisole : A 6-phenyl-2,3,5,6-tetrahydroimidazo[2,1-b][1,3]thiazole that has S configuration. It is used (generally as the monohydrochloride salt) to treat parasitic worm infections in pigs, sheep and cattle and was formerly used in humans as an adjuvant to chemotherapy for the treatment of various cancers. It is also widely used as an adulterant to coccaine. | 2.42 | 2 | 0 | 6-phenyl-2,3,5,6-tetrahydroimidazo[2,1-b][1,3]thiazole | antinematodal drug; antirheumatic drug; EC 3.1.3.1 (alkaline phosphatase) inhibitor; immunological adjuvant; immunomodulator |
4-n-Pentylphenol [no description available] | 3.81 | 3 | 0 | phenols | |
digitoxigenin-bis(digitoxoside) digitoxigenin-bis(digitoxoside): metabolite of digitoxin | 1.97 | 1 | 0 | ||
tetradecanoylphorbol acetate Tetradecanoylphorbol Acetate: A phorbol ester found in CROTON OIL with very effective tumor promoting activity. It stimulates the synthesis of both DNA and RNA.. phorbol ester : Esters of phorbol, originally found in croton oil (from Croton tiglium, of the family Euphorbiaceae). A number of phorbol esters possess activity as tumour promoters and activate the mechanisms associated with cell growth. Some of these are used in experiments as activators of protein kinase C.. phorbol 13-acetate 12-myristate : A phorbol ester that is phorbol in which the hydroxy groups at the cyclopropane ring juction (position 13) and the adjacent carbon (position 12) have been converted into the corresponding acetate and myristate esters. It is a major active constituent of the seed oil of Croton tiglium. It has been used as a tumour promoting agent for skin carcinogenesis in rodents and is associated with increased cell proliferation of malignant cells. However its function is controversial since a decrease in cell proliferation has also been observed in several cancer cell types. | 1.98 | 1 | 0 | acetate ester; diester; phorbol ester; tertiary alpha-hydroxy ketone; tetradecanoate ester | antineoplastic agent; apoptosis inducer; carcinogenic agent; mitogen; plant metabolite; protein kinase C agonist; reactive oxygen species generator |
gold tetrachloride, acid gold tetrachloride, acid: used in root canal therapy; RN given refers to (SP-4-1) | 2.48 | 2 | 0 | ||
fluorides [no description available] | 2.66 | 3 | 0 | halide anion; monoatomic fluorine | |
9-hydroxybenzo(a)pyrene 9-hydroxybenzo(a)pyrene: RN given refers to unlabeled parent cpd | 3.1 | 1 | 0 | ortho- and peri-fused polycyclic arene | |
stannic oxide tin dioxide : A tin oxide compound consisting of tin(IV) covalently bound to two oxygen atoms. | 3.02 | 4 | 0 | tin oxide | |
chromium chromium hexavalent ion: a human respiratory carcinogen | 3.18 | 4 | 0 | chromium cation; monoatomic hexacation | |
iodine [no description available] | 1.96 | 1 | 0 | halide anion; monoatomic iodine | human metabolite |
daunorubicin Daunorubicin: A very toxic anthracycline aminoglycoside antineoplastic isolated from Streptomyces peucetius and others, used in treatment of LEUKEMIA and other NEOPLASMS.. anthracycline : Anthracyclines are polyketides that have a tetrahydronaphthacenedione ring structure attached by a glycosidic linkage to the amino sugar daunosamine.. daunorubicin : A natural product found in Actinomadura roseola. | 3.1 | 1 | 0 | aminoglycoside antibiotic; anthracycline; p-quinones; tetracenequinones | antineoplastic agent; bacterial metabolite |
4-nitrophenyl 4'-guanidinobenzoate 4-nitrophenyl 4'-guanidinobenzoate: kallikrein substrate; acrosin antagonist in sperm; serine esterase inhibitor; RN given refers to parent cpd; structure | 1.94 | 1 | 0 | ||
phosphotyrosine Phosphotyrosine: An amino acid that occurs in endogenous proteins. Tyrosine phosphorylation and dephosphorylation plays a role in cellular signal transduction and possibly in cell growth control and carcinogenesis.. O(4)-phospho-L-tyrosine : A non-proteinogenic L-alpha-amino acid that is L-tyrosine phosphorylated at the phenolic hydroxy group. | 1.99 | 1 | 0 | L-tyrosine derivative; non-proteinogenic L-alpha-amino acid; O(4)-phosphotyrosine | Escherichia coli metabolite; immunogen |
fenitrothion Fenitrothion: An organothiophosphate cholinesterase inhibitor that is used as an insecticide.. fenitrothion : An organic thiophosphate that is O,O-dimethyl O-phenyl phosphorothioate substituted by a methyl group at position 3 and a nitro group at position 4. | 3.14 | 5 | 0 | C-nitro compound; organic thiophosphate | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; insecticide |
phenyl acetate phenyl acetate: The ester formed between phenol and acetic acid. Don't confuse with phenylacetic acid derivatives listed under PHENYLACETATES.. phenyl acetate : An acetate ester obtained by the formal condensation of phenol with acetic acid. | 3.28 | 6 | 0 | benzenes; phenyl acetates | |
n-phenylethanolamine [no description available] | 3.1 | 1 | 0 | aralkylamine | |
4-ethylphenol 4-ethylphenol: RN given refers to parent cpd. 4-ethylphenol : A member of the class of phenols carrying an ethyl substituent at position 4. | 4.36 | 6 | 0 | phenols | fungal xenobiotic metabolite |
isopentyl alcohol isopentyl alcohol: RN given refers to unlabeled parent cpd. isoamylol : An primary alcohol that is butan-1-ol in which a hydrogen at position 3 has been replaced by a methyl group. | 2.44 | 2 | 0 | alkyl alcohol; primary alcohol; volatile organic compound | antifungal agent; Saccharomyces cerevisiae metabolite; xenobiotic metabolite |
butyl acetate butyl acetate: structure. butyl acetate : The acetate ester of butanol. | 3.07 | 1 | 0 | acetate ester | metabolite |
triamcinolone Triamcinolone: A glucocorticoid given, as the free alcohol or in esterified form, orally, intramuscularly, by local injection, by inhalation, or applied topically in the management of various disorders in which corticosteroids are indicated. (From Martindale, The Extra Pharmacopoeia, 30th ed, p739). triamcinolone : A C21-steroid hormone that is 1,4-pregnadiene-3,20-dione carrying four hydroxy substituents at positions 11beta, 16alpha, 17alpha and 21 as well as a fluoro substituent at position 9. Used in the form of its 16,17-acetonide to treat various skin infections. | 2.73 | 3 | 0 | 11beta-hydroxy steroid; 16alpha-hydroxy steroid; 17alpha-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(4) steroid; C21-steroid hormone; fluorinated steroid; glucocorticoid; primary alpha-hydroxy ketone; tertiary alpha-hydroxy ketone | anti-allergic agent; anti-inflammatory drug |
ursodeoxycholic acid Ursodeoxycholic Acid: An epimer of chenodeoxycholic acid. It is a mammalian bile acid found first in the bear and is apparently either a precursor or a product of chenodeoxycholate. Its administration changes the composition of bile and may dissolve gallstones. It is used as a cholagogue and choleretic.. ursodeoxycholic acid : A bile acid found in the bile of bears (Ursidae) as a conjugate with taurine. Used therapeutically, it prevents the synthesis and absorption of cholesterol and can lead to the dissolution of gallstones.. ursodeoxycholate : A bile acid anion that is the conjugate base of ursodeoxycholic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. | 3.8 | 3 | 0 | bile acid; C24-steroid; dihydroxy-5beta-cholanic acid | human metabolite; mouse metabolite |
pregnanolone Pregnanolone: A pregnane found in the urine of pregnant women and sows. It has anesthetic, hypnotic, and sedative properties.. 3alpha-hydroxy-5beta-pregnan-20-one : The 3alpha-stereoisomer of 3-hydroxy-5beta-pregnan-20-one. | 3.1 | 1 | 0 | 3-hydroxy-5beta-pregnan-20-one; 3alpha-hydroxy steroid | human metabolite; intravenous anaesthetic; sedative |
butylated hydroxytoluene 2,6-di-tert-butyl-4-methylphenol : A member of the class of phenols that is 4-methylphenol substituted by tert-butyl groups at positions 2 and 6. | 3.51 | 2 | 0 | phenols | antioxidant; ferroptosis inhibitor; food additive; geroprotector |
2,6-di-tert-butylphenol 2,6-di-tert-butylphenol: RN given refers to parent cpd. 2,6-di-tert-butylphenol : A member of the class of phenols carrying two tert-butyl substituents at positions 2 and 6. | 2.02 | 1 | 0 | alkylbenzene; phenols | antioxidant |
pyrene pyrene: structure in Merck Index, 9th ed, #7746. pyrene : An ortho- and peri-fused polycyclic arene consisting of four fused benzene rings, resulting in a flat aromatic system. | 7.41 | 1 | 0 | ortho- and peri-fused polycyclic arene | fluorescent probe; persistent organic pollutant |
butachlor butachlor : An aromatic amide that is 2-choro-N-(2,6-diethylphenyl)acetamide in which the amide nitrogen has been replaced by a butoxymethyl group. | 2.6 | 1 | 0 | aromatic amide; organochlorine compound; tertiary carboxamide | environmental contaminant; herbicide; xenobiotic |
glutamic acid Glutamic Acid: A non-essential amino acid naturally occurring in the L-form. Glutamic acid is the most common excitatory neurotransmitter in the CENTRAL NERVOUS SYSTEM.. glutamic acid : An alpha-amino acid that is glutaric acid bearing a single amino substituent at position 2. | 2.03 | 1 | 0 | glutamic acid; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; ferroptosis inducer; micronutrient; mouse metabolite; neurotransmitter; nutraceutical |
poly-n,n-dimethyl-n,n-diallylammonium chloride diallyldimethylammonium chloride: structure in first source | 2.06 | 1 | 0 | ||
sodium azide Sodium Azide: A cytochrome oxidase inhibitor which is a nitridizing agent and an inhibitor of terminal oxidation. (From Merck Index, 12th ed). sodium azide : The sodium salt of hydrogen azide (hydrazoic acid). | 2.03 | 1 | 0 | inorganic sodium salt | antibacterial agent; explosive; mitochondrial respiratory-chain inhibitor; mutagen |
azides Azides: Organic or inorganic compounds that contain the -N3 group.. azide : Any nitrogen molecular entity containing the group -N3. | 2.71 | 3 | 0 | pseudohalide anion | mitochondrial respiratory-chain inhibitor |
timolol (S)-timolol (anhydrous) : The (S)-(-) (more active) enantiomer of timolol. A beta-adrenergic antagonist, both the hemihydrate and the maleate salt are used in the mangement of glaucoma, hypertension, angina pectoris and myocardial infarction, and for the prevention of migraine. | 2.02 | 1 | 0 | timolol | anti-arrhythmia drug; antiglaucoma drug; antihypertensive agent; beta-adrenergic antagonist |
vanadyl sulfate [no description available] | 2.02 | 1 | 0 | metal sulfate; vanadium coordination entity | |
zidovudine Zidovudine: A dideoxynucleoside compound in which the 3'-hydroxy group on the sugar moiety has been replaced by an azido group. This modification prevents the formation of phosphodiester linkages which are needed for the completion of nucleic acid chains. The compound is a potent inhibitor of HIV replication, acting as a chain-terminator of viral DNA during reverse transcription. It improves immunologic function, partially reverses the HIV-induced neurological dysfunction, and improves certain other clinical abnormalities associated with AIDS. Its principal toxic effect is dose-dependent suppression of bone marrow, resulting in anemia and leukopenia.. zidovudine : A pyrimidine 2',3'-dideoxyribonucleoside compound having a 3'-azido substituent and thymine as the nucleobase. | 3.5 | 2 | 0 | azide; pyrimidine 2',3'-dideoxyribonucleoside | antimetabolite; antiviral drug; HIV-1 reverse transcriptase inhibitor |
7-ethoxycoumarin 7-ethoxycoumarin : A member of the class of coumarins that is umbelliferone in which the hydroxy group at position 7 is replaced by an ethoxy group. | 3.69 | 10 | 0 | aromatic ether; coumarins | |
3,4,3',4'-tetrachlorobiphenyl 3,4,3',4'-tetrachlorobiphenyl: RN given refers to parent cpd. 3,3',4,4'-tetrachlorobiphenyl : A tetrachlorobiphenyl that is biphenyl in which the hydrogens at position 3 and 4 on each phenyl group are replaced by chlorines. | 1.98 | 1 | 0 | dichlorobenzene; tetrachlorobiphenyl | |
paclitaxel Taxus: Genus of coniferous yew trees or shrubs, several species of which have medicinal uses. Notable is the Pacific yew, Taxus brevifolia, which is used to make the anti-neoplastic drug taxol (PACLITAXEL). | 2.42 | 2 | 0 | taxane diterpenoid; tetracyclic diterpenoid | antineoplastic agent; human metabolite; metabolite; microtubule-stabilising agent |
6-hydroxybenzo(a)pyrene 6-hydroxybenzo(a)pyrene: RN given refers to parent cpd; structure in first source | 3.1 | 1 | 0 | ortho- and peri-fused polycyclic arene | |
penbutolol Penbutolol: A nonselective beta-blocker used as an antihypertensive and an antianginal agent. | 2.02 | 1 | 0 | ethanolamines | |
pendimethalin pendimethalin : A member of the class of substituted anilines that is N-(pentan-3-yl)aniline bearing two additional nitro substituents at positions 2 and 6 as well as two methyl substituents at positions 3 and 4. A herbicide used to control most annual grasses and many annual broad-leaved weeds. | 2.21 | 1 | 0 | C-nitro compound; secondary amino compound; substituted aniline | agrochemical; environmental contaminant; herbicide |
diltiazem Diltiazem: A benzothiazepine derivative with vasodilating action due to its antagonism of the actions of CALCIUM ion on membrane functions.. diltiazem : A 5-[2-(dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate in which both stereocentres have S configuration. A calcium-channel blocker and vasodilator, it is used as the hydrochloride in the management of angina pectoris and hypertension. | 2.02 | 1 | 0 | 5-[2-(dimethylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate | antihypertensive agent; calcium channel blocker; vasodilator agent |
oxyfluorofen oxyfluorofen: structure | 2.17 | 1 | 0 | aromatic ether | EC 1.3.3.4 (protoporphyrinogen oxidase) inhibitor; herbicide |
vx VX nerve agent : A organic thiophosphate that is the ethyl ester of S-{2-[di(propan-2-yl)amino]ethyl} O hydrogen methylphosphonothioate. A toxic nerve agent used in chemical warfare. | 2.53 | 2 | 0 | organic thiophosphate; tertiary amino compound | EC 3.1.1.7 (acetylcholinesterase) inhibitor; neurotoxin |
ng-nitroarginine methyl ester NG-Nitroarginine Methyl Ester: A non-selective inhibitor of nitric oxide synthase. It has been used experimentally to induce hypertension. | 1.98 | 1 | 0 | alpha-amino acid ester; L-arginine derivative; methyl ester; N-nitro compound | EC 1.14.13.39 (nitric oxide synthase) inhibitor |
dexibuprofen dexibuprofen: structure in first source | 3.1 | 1 | 0 | ibuprofen | non-narcotic analgesic; non-steroidal anti-inflammatory drug |
benoxaprofen benoxaprofen: RN given refers to parent cpd; structure. benoxaprofen : A monocarboxylic acid that is propionic acid substituted at position 2 by a 2-(4-chlorophenyl)-1,3-benzoxazol-5-yl group. It was used as a non-steroidal anti-inflammatory drug until 1982 when it was withdrawn from the market due to adverse side-effects including liver necrosis, photosensitivity, and carcinogenicity in animals. | 3.1 | 1 | 0 | 1,3-benzoxazoles; monocarboxylic acid; monochlorobenzenes | antipsoriatic; antipyretic; EC 1.13.11.34 (arachidonate 5-lipoxygenase) inhibitor; hepatotoxic agent; nephrotoxin; non-narcotic analgesic; non-steroidal anti-inflammatory drug; protein kinase C agonist |
1'-hydroxyestragole 1'-hydroxyestragole: structure | 2.01 | 1 | 0 | ||
chlorodiphenyl (54% chlorine) Chlorodiphenyl (54% Chlorine): A mixture of polychlorinated biphenyls that induces hepatic microsomal UDP-glucuronyl transferase activity towards thyroxine.. Aroclor 1254 : A mixture of polychlorobiphenyls of unspecified composition, containing 54% chlorine (X = Cl or H). | 1.96 | 1 | 0 | ||
3,3',5,5'-tetramethylbenzidine T1023: radioprotective NO-Synthase Inhibitor | 2.25 | 1 | 0 | ||
sufentanil Sufentanil: An opioid analgesic that is used as an adjunct in anesthesia, in balanced anesthesia, and as a primary anesthetic agent.. sufentanil : An anilide resulting from the formal condensation of the aryl amino group of 4-(methoxymethyl)-N-phenyl-1-[2-(2-thienyl)ethyl]piperidin-4-amine with propanoic acid. | 2.03 | 1 | 0 | anilide; ether; piperidines; thiophenes | anaesthesia adjuvant; intravenous anaesthetic; mu-opioid receptor agonist; opioid analgesic |
2-hydroxybenzo(a)pyrene 2-hydroxybenzo(a)pyrene: RN given refers to parent cpd; structure in first source | 3.1 | 1 | 0 | ortho- and peri-fused polycyclic arene | |
progabide progabide: GABA agonist; structure | 2.05 | 1 | 0 | diarylmethane | |
foscarnet sodium trisodium phosphonoformate : The trisodium salt of phosphonoformic acid. It is used as an antiviral agent in the treatment of cytomegalovirus retinitis (CMV retinitis, an inflamation of the retina that can lead to blindness) and as an alternative to ganciclovir for AIDS patients who require concurrent antiretroviral therapy but are unable to tolerate ganciclovir due to haematological toxicity. | 2.02 | 1 | 0 | one-carbon compound; organic sodium salt | antiviral drug |
4-(n-methyl-n-nitrosamino)-1-(3-pyridyl)-1-butanone 4-(N-methyl-N-nitrosamino)-1-(3-pyridyl)-1-butanone: structure; from tobacco smoke | 1.99 | 1 | 0 | nitrosamine; pyridines | |
nicorandil Nicorandil: A derivative of the NIACINAMIDE that is structurally combined with an organic nitrate. It is a potassium-channel opener that causes vasodilatation of arterioles and large coronary arteries. Its nitrate-like properties produce venous vasodilation through stimulation of guanylate cyclase.. nicorandil : A pyrimidinecarboxamide that is nicotinamide in which one of the hydrogens attached to the carboxamide nitrogen is replaced by a 2-(nitrooxy)ethyl group. It has both nitrate-like and ATP-sensitive potassium channel activator properties, and is used for the prevention and treatment of angina pectoris. | 2.03 | 1 | 0 | nitrate ester; pyridinecarboxamide | potassium channel opener; vasodilator agent |
5-hydroxymethylchrysene 5-hydroxymethylchrysene: structure given in first source | 1.97 | 1 | 0 | ||
2-amino-3-methylimidazo(4,5-f)quinoline 2-amino-3-methylimidazo(4,5-f)quinoline: mutagen found in broiled food; RN given refers to parent cpd; structure given in first source; frequently abbreviated as IQ in the literature. 3-methyl-3H-imidazo[4,5-f]quinolin-2-amine : An imidazoquinoline that is 3H-imidazo[4,5-f]quinoline substituted by a methyl group at position 3 and an amino group at position 2. | 2.07 | 1 | 0 | imidazoquinoline | carcinogenic agent |
3-chloro-4-(dichloromethyl)-5-hydroxy-2(5h)-furanone 3-chloro-4-(dichloromethyl)-5-hydroxy-2(5H)-furanone: structure given in first source | 2.01 | 1 | 0 | butenolide | |
castanospermine castanospermine: indolizidine alkaloid from seeds of Australian legume, Castanospermum australe. castanospermine : A tetrahydroxyindolizidine alkaloid that consists of octahydroindolizine having four hydroxy substituents located at positions 1, 6, 7 and 8 (the 1S,6S,7R,8R,8aR-diastereomer). | 2.01 | 1 | 0 | indolizidine alkaloid | anti-HIV-1 agent; anti-inflammatory agent; EC 3.2.1.* (glycosidase) inhibitor; metabolite |
cicletanine [no description available] | 2.02 | 1 | 0 | organochlorine compound | |
temelastine [no description available] | 2.02 | 1 | 0 | pyrimidone | |
detomidine detomidine: structure given in first source | 2 | 1 | 0 | ||
adefovir adefovir: inhibitor of African swine fever virus. adefovir(1-) : A organophosphonate oxoanion obtained by removal of a proton from the phosphonate group of adefovir, a nucleoside reverse transcriptase inhibitor. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).. adefovir : A member of the class of phosphonic acids that is methylphosphonic acid in which one of the methyl hydrogens has been replaced by a 2-(6-amino-9H-purin-9-yl)ethoxy group. An inhibitor of HIV-1 reverse transcriptase, the bis(t-butoxycarbonyloxymethyl) ester (dipivoxil ester) prodrug is used to treat chronic hepatitis B viral infection. | 2.03 | 1 | 0 | 6-aminopurines; ether; phosphonic acids | antiviral drug; DNA synthesis inhibitor; drug metabolite; HIV-1 reverse transcriptase inhibitor; nephrotoxic agent |
sparfloxacin [no description available] | 2 | 1 | 0 | fluoroquinolone antibiotic; N-arylpiperazine; quinolinemonocarboxylic acid; quinolone antibiotic; quinolone | |
irinotecan [no description available] | 2.69 | 3 | 0 | carbamate ester; delta-lactone; N-acylpiperidine; pyranoindolizinoquinoline; ring assembly; tertiary alcohol; tertiary amino compound | antineoplastic agent; apoptosis inducer; EC 5.99.1.2 (DNA topoisomerase) inhibitor; prodrug |
adenosine quinquefolan B: isolated from roots of Panax quinquefolium L.; RN not in Chemline 10/87; RN from Toxlit | 2.4 | 2 | 0 | adenosines; purines D-ribonucleoside | analgesic; anti-arrhythmia drug; fundamental metabolite; human metabolite; vasodilator agent |
nitroaniline nitroaniline: RN given refers to cpd with unspecified locant for nitro moiety. nitroaniline : A substituted aniline that carries one or more nitro groups. | 2.72 | 3 | 0 | ||
octyl gallate [no description available] | 3.1 | 1 | 0 | gallate ester | food antioxidant; hypoglycemic agent; plant metabolite |
propyltrimethoxysilane [no description available] | 2.25 | 1 | 0 | ||
1-n-butylimidazole [no description available] | 2.05 | 1 | 0 | ||
gadolinium chloride gadolinium chloride: a macrophage inhibitor; reduces pulmonary injury and inflammatory mediator production induced by inhaled ozone | 2.68 | 3 | 0 | gadolinium coordination entity | TRP channel blocker |
vanadates Vanadates: Oxyvanadium ions in various states of oxidation. They act primarily as ion transport inhibitors due to their inhibition of Na(+)-, K(+)-, and Ca(+)-ATPase transport systems. They also have insulin-like action, positive inotropic action on cardiac ventricular muscle, and other metabolic effects.. vanadate(3-) : A vanadium oxoanion that is a trianion with formula VO4 in which the vanadium is in the +5 oxidation state and is attached to four oxygen atoms. | 2.4 | 2 | 0 | trivalent inorganic anion; vanadium oxoanion | EC 3.1.3.1 (alkaline phosphatase) inhibitor; EC 3.1.3.16 (phosphoprotein phosphatase) inhibitor; EC 3.1.3.41 (4-nitrophenylphosphatase) inhibitor; EC 3.1.3.48 (protein-tyrosine-phosphatase) inhibitor |
2-amino-3,8-dimethylimidazo(4,5-f)quinoxaline 2-amino-3,8-dimethylimidazo(4,5-f)quinoxaline: strong mutagen found in broiled foods; structure given in first source. MeIQx : An imidazoquinoxaline that is 3H-imidazo[4,5-f]quinoxaline substituted at positions 3 and 8 by methyl groups and at position 2 by an amino group. A mutagenic compound found in cooked beef. | 1.97 | 1 | 0 | aromatic amine; imidazoquinoxaline | carcinogenic agent; genotoxin; Maillard reaction product; mutagen |
potassium phosphate potassium phosphate: used in dental materials and to treat hypophosphatemia; RN given refers to cpd with unspecified MF. tripotassium phosphate : An inorganic potassium salt that is the tripotassium salt of phosphoric acid. | 2.05 | 1 | 0 | inorganic phosphate salt; inorganic potassium salt | |
caloreen caloreen: glucose polymer with average length of five glucose units for dietary energy supplement. dextrin : Glucans produced by the hydrolysis of starch or glycogen. They are mixtures of polymers of D-glucose units linked by alpha(1->4) or alpha(1->6) glycosidic bonds. | 2.4 | 2 | 0 | ||
octyl glucoside octyl-beta-D-glucoside: RN given refers to (beta)-isomer. octyl beta-D-glucopyranoside : An beta-D-glucoside in which the anomeric hydrogen of beta-D-glucopyranose is substituted by an octyl group. | 2.13 | 1 | 0 | beta-D-glucoside | plant metabolite |
4-[1-[4-[2-(dimethylamino)ethoxy]phenyl]-2-phenylbut-1-enyl]phenol [no description available] | 3.1 | 1 | 0 | stilbenoid | |
3,4,5,3',4'-pentachlorobiphenyl 3,3',4,4',5-pentachlorobiphenyl : A pentachlorobiphenyl in which the chlorines are located at the 3, 4, 5, 3', and 4' positions. | 1.98 | 1 | 0 | pentachlorobiphenyl; trichlorobenzene | |
glucose, (beta-d)-isomer beta-D-glucose : D-Glucopyranose with beta configuration at the anomeric centre.. (1->4)-beta-D-glucan : A beta-D-glucan in which the glucose units are connected by (1->4) linkages.. (1->3)-beta-D-glucan : A beta-D-glucan in which the glucose units are connected by (1->3) linkages. | 3.95 | 13 | 0 | D-glucopyranose | epitope; mouse metabolite |
2',7'-dichlorofluorescein 2',7'-dichlorofluorescein: RN given refers to parent cpd | 3.1 | 1 | 0 | 2-benzofurans | fluorochrome |
thiazolyl blue thiazolyl blue: RN & II refers to bromide. 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide : The bromide salt of 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium. | 2.05 | 1 | 0 | organic bromide salt | colorimetric reagent; dye |
baicalin [no description available] | 2 | 1 | 0 | dihydroxyflavone; glucosiduronic acid; glycosyloxyflavone; monosaccharide derivative | antiatherosclerotic agent; antibacterial agent; anticoronaviral agent; antineoplastic agent; antioxidant; cardioprotective agent; EC 2.7.7.48 (RNA-directed RNA polymerase) inhibitor; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; ferroptosis inhibitor; neuroprotective agent; non-steroidal anti-inflammatory drug; plant metabolite; prodrug |
thionine thionine: do not confuse with the thionins which is a class of polypeptides; RN above is for the chloride;. thionine : An organic chloride salt composed of 3,7-diaminophenothiazin-5-ium and chloride ions in a 1:1 ratio. A strongly metachromatic dye, useful for the staining of acid mucopolysaccharides. It is also a common nuclear stain and can be used for the demonstration of Nissl substance in nerve cells of the CNS. | 7.41 | 1 | 0 | ||
4-hydroxybenzamide [no description available] | 2.02 | 1 | 0 | ||
4-nitrophenylgalactoside 4-nitrophenylgalactoside: RN refers to (beta-D)-isomer. 4-nitrophenyl-beta-D-galactoside : A beta-D-galactopyranoside having a 4-nitrophenyl substituent at the anomeric position. | 2.07 | 1 | 0 | beta-D-galactoside; monosaccharide derivative | affinity label |
metaperiodate Periodic Acid: A strong oxidizing agent. | 2.44 | 2 | 0 | iodine oxoacid | |
fluorophosphate fluorophosphate: inhibits Phosphorylas phosphatase irreversibly; RN given refers to parent cpd | 1.93 | 1 | 0 | fluorine molecular entity; phosphoric acid derivative | |
glutathione disulfide Glutathione Disulfide: A GLUTATHIONE dimer formed by a disulfide bond between the cysteine sulfhydryl side chains during the course of being oxidized. | 1.99 | 1 | 0 | glutathione derivative; organic disulfide | Escherichia coli metabolite; mouse metabolite |
4-nitrobenzylthioinosine 4-nitrobenzylthioinosine: inhibitor of nucleoside transport; acts on ENT1 | 1.98 | 1 | 0 | purine nucleoside | |
16-hydroxytestosterone 16-hydroxytestosterone: RN given refers to (16alpha,17beta)-isomer. 16alpha-hydroxytestosterone : A C19-steroid that is testosterone in which the hydrogen at the 16alpha position has been replaced by a hydroxy group. | 3.1 | 1 | 0 | 16alpha-hydroxy steroid; 17beta-hydroxy steroid; 3-oxo-Delta(4) steroid; androstanoid; C19-steroid; diol; secondary alcohol | androgen |
tribuzone tribuzone: antirheumatic, anti-inflammatory agent with analgesic properties; minor descriptor (75-85); on-line search PHENYLBUTAZONE/AA (75-85); Index Medicus search PYRAZOLES (75-80), PHENYLBUTAZONE/AA (81-85) | 1.98 | 1 | 0 | benzenes | |
4-nitrobenzyl bromide 4-nitrobenzyl bromide: structure given in first source. 4-nitrobenzyl bromide : A C-nitro compound that consists of nitrobenzene bearing a bromomethyl substituent at the para-position. | 2.21 | 1 | 0 | benzyl bromides; C-nitro compound | allergen; sensitiser |
2-methoxyestradiol 2-methoxy-17beta-estradiol : A 17beta-hydroxy steroid, being 17beta-estradiol methoxylated at C-2. | 4.43 | 2 | 0 | 17beta-hydroxy steroid; 3-hydroxy steroid | angiogenesis modulating agent; antimitotic; antineoplastic agent; human metabolite; metabolite; mouse metabolite |
estradiol-3-sulfate estradiol-3-sulfate: RN given refers to (17beta)-isomer. 17beta-estradiol 3-sulfate : A steroid sulfate obtained by the formal condensation of sulfuric acid with the 3-hydroxy group of 17beta-estradiol. | 2.03 | 1 | 0 | 17beta-hydroxy steroid; steroid sulfate | mammalian metabolite |
anthraquinone-2,6-disulfonate anthraquinone-2,6-disulfonate: structure in first source. anthraquinone-2,6-disulfonic acid : A member of the class of anthraquinones that is 9,10-anthraquinone substituted at positions 2 and 6 by sulfo groups. | 2.15 | 1 | 0 | anthraquinone; arenesulfonic acid | |
divinyl benzene [no description available] | 2.08 | 1 | 0 | styrenes | |
guaethol [no description available] | 2.02 | 1 | 0 | aromatic ether; phenols; volatile organic compound | flavouring agent |
benzeneboronic acid [no description available] | 2.15 | 1 | 0 | boronic acids | |
phenoxazine phenoxazine: RN given refers to 10H-phenoxazine. 10H-phenoxazine : A member of the class of phenoxazines that is morpholine which is ortho-fused to two benzene rings at positions 2-3 and 5-6. | 2.05 | 1 | 0 | phenoxazine | ferroptosis inhibitor; radical scavenger |
cresatin [no description available] | 2.05 | 1 | 0 | benzoate ester; phenols | |
1,7-phenanthroline [no description available] | 2.11 | 1 | 0 | phenanthroline | |
triazoles Triazoles: Heterocyclic compounds containing a five-membered ring with two carbon atoms and three nitrogen atoms with the molecular formula C2H3N3.. triazoles : An azole in which the five-membered heterocyclic aromatic skeleton contains three N atoms and two C atoms. | 2.76 | 3 | 0 | 1,2,3-triazole | |
4-trifluoromethylphenol 4-trifluoromethylphenol: metabolite of fluoxetine; structure in first source. 4-(trifluoromethyl)phenol : A member of the class of (trifluoromethyl)benzenes that is p-cresol in which the methyl group is perfluorinated. It is a metabolite of the drug fluoxetine. | 2.43 | 2 | 0 | (trifluoromethyl)benzenes; phenols | drug metabolite; marine xenobiotic metabolite |
harmol harmol: harmol is oxidized form of alkaloid harmolol; RN given refers to parent cpd; structure | 2.38 | 2 | 0 | harmala alkaloid | |
5,6,7,8-tetrahydro-1-naphthol 5,6,7,8-tetrahydro-1-naphthol : 1-naphthol hydrogenated at C-5, -6, -7 and -8. | 3.1 | 1 | 0 | tetralins | |
alfatradiol alfatradiol: used for treating androgenetic alopecia. 17alpha-estradiol : An estradiol that is estra-1,3,5(10)-triene substituted by hydroxy groups at positions 3 and 17 (the 17alpha stereoisomer). | 3.1 | 1 | 0 | 17alpha-hydroxy steroid; 3-hydroxy steroid; estradiol | estrogen; geroprotector |
medetomidine Medetomidine: An agonist of RECEPTORS, ADRENERGIC ALPHA-2 that is used in veterinary medicine for its analgesic and sedative properties. It is the racemate of DEXMEDETOMIDINE. | 2 | 1 | 0 | imidazoles | |
5-nitrouracil 5-nitrouracil: prevents thymidine degradation. 5-nitrouracil : A C-nitro compound consisting of uracil having a nitro group at the 5-position. | 1.98 | 1 | 0 | C-nitro compound | |
4-hydroxyquinoline 4-quinolone : A quinolone that is 1,4-dihydroquinoline substituted by an oxo group at position 4. | 3.1 | 1 | 0 | monohydroxyquinoline; quinolone | |
4-nitrobenzyl alcohol 4-nitrobenzyl alcohol : A member of the class of benzyl alcohols that is benzyl alcohol substituted at the para-position by a nitro group. | 2.21 | 1 | 0 | benzyl alcohols; C-nitro compound | xenobiotic metabolite |
3-propylphenol 3-propylphenol: insect bait; RN from File CHEMID | 2.05 | 1 | 0 | ||
acefylline acefylline: RN given refers to parent cpd | 2 | 1 | 0 | oxopurine | |
2,6-di-tert-butyl-4-nitrophenol 2,6-di-tert-butyl-4-nitrophenol: has been reported as a potential contaminant in submarines | 2.02 | 1 | 0 | ||
3-(2-pyridyl)-5,6-diphenyl-1,2,4-triazine [no description available] | 2.15 | 1 | 0 | 1,2,4-triazines | |
4-nitropyridine [no description available] | 2.21 | 1 | 0 | ||
1,2-benzisoxazole 1,2-benzisoxazole: structure in first source. 1,2-benzoxazole : A benzoxazole in which the benzene ring is fused to a 1,2-oxazole ring across positions 4 and 5.. benzisoxazole : Compounds based on a fused 1,2-oxazole and benzene bicyclic ring skeleton. | 2.08 | 1 | 0 | 1,2-benzoxazoles; mancude organic heterobicyclic parent | |
atipamezole [no description available] | 2 | 1 | 0 | ||
4-fluorobenzamide 4-fluorobenzamide: structure in first source | 1.98 | 1 | 0 | ||
bufuralol bufuralol: RN given refers to cpd without isomeric designation; structure | 2.71 | 3 | 0 | benzofurans | |
hesperetin [no description available] | 1.99 | 1 | 0 | 3'-hydroxyflavanones; 4'-methoxyflavanones; monomethoxyflavanone; trihydroxyflavanone | antineoplastic agent; antioxidant; plant metabolite |
nobiletin nobiletin : A methoxyflavone that is flavone substituted by methoxy groups at positions 5, 6, 7, 8, 3' and 4' respectively. | 2 | 1 | 0 | methoxyflavone | antineoplastic agent; plant metabolite |
3,5-di-tert-butyl-4-hydroxybenzaldehyde 3,5-di-tert-butyl-4-hydroxybenzaldehyde: structure in first source | 2.02 | 1 | 0 | hydroxybenzaldehyde | |
calpeptin [no description available] | 1.99 | 1 | 0 | amino acid amide | |
4-nitrophenyl palmitate p-nitrophenyl palmitate : A palmitate ester obtained by condensation of the carboxy group of palmitic acid with the phenolic hydroxy group of p-nitrophenol. | 2.11 | 1 | 0 | C-nitro compound; hexadecanoate ester | |
ceric oxide ceric oxide: RN given refers to cpd with MF CeO2. ceric oxide : A metal oxide with formula CeO2. It is used for polishing glass, in coatings for infra-red filters to prevent reflection, and as an oxidant and catalyst in organic synthesis. | 3.37 | 6 | 0 | cerium molecular entity; metal oxide | |
2-naphthyl sulfate 2-naphthyl sulfate: RN given refers to parent cpd. 2-naphthyl sulfate : An aryl sulfate that is naphthalene in which the hydrogen at position 2 is replaced by a sulfooxy group. | 1.97 | 1 | 0 | aryl sulfate; naphthalenes | |
4-nitrophenyl propionate [no description available] | 1.99 | 1 | 0 | ||
4-nitrophenyl laurate [no description available] | 2.08 | 1 | 0 | ||
5-methoxysalicylic acid 5-methoxysalicylic acid: enhances intestinal absorption of insulin in rats; RN given refers to parent cpd. 5-methoxysalicylic acid : A methoxysalicylic acid that is salicylic acid which is carrying a methoxy group at position 5. | 1.95 | 1 | 0 | methoxysalicylic acid | bacterial metabolite; human urinary metabolite |
4-nitrophenyl butyrate p-nitrophenyl butyrate : A butyrate ester resulting from the formal condensation of the hydroxy group of 4-nitrophenol with the carboxy group of butyric acid. | 2.83 | 3 | 0 | butyrate ester; C-nitro compound | |
cyclo(phenylalanyl-phenylalanyl) cyclo(L-phenylalanyl-L-phenylalanyl) : A member of the class of 2,5-diketopiperazines that is piperazine-2,5-dione in which one hydrogen at position 3 and one hydrogen at position 6 are replaced by benzyl groups (the 3S,6S-diastereomer). | 1.98 | 1 | 0 | 2,5-diketopiperazines | |
cyclobutanol cyclobutanol: structure in first source | 2.05 | 1 | 0 | ||
1-benzylimidazole 1-benzylimidazole: inhibits human thromboxane synthetase | 2.05 | 1 | 0 | ||
4-nitrophenyl sulfate 4-nitrophenyl sulfate: RN given refers to parent cpd. 4-nitrophenyl hydrogen sulfate : An aryl sulfate the mono 4-nitrophenyl ester of sulfuric acid.. 4-nitrophenyl sulfate : An aryl sulfate oxoanion resulting from the deprotonation of the sulfooxy group of 4-nitrophenyl hydrogen sulfate. The major microspecies at pH 7.3. | 3.37 | 7 | 0 | aryl sulfate; C-nitro compound | human metabolite |
1-(4-nitrophenyl)piperazine 1-(4-nitrophenyl)piperazine: structure in first source | 2.21 | 1 | 0 | ||
4-nitrophenylglucuronide 4-nitrophenyl beta-D-glucuronide : A beta-D-glucosiduronic acid having a 4-nitrophenyl substituent at the anomeric position. | 3.69 | 10 | 0 | beta-D-glucosiduronic acid; C-nitro compound | chromogenic compound |
platinum oxide [no description available] | 2.08 | 1 | 0 | ||
3-(trimethoxysilyl)propylamine 3-(trimethoxysilyl)propylamine: reagent for making polymers; structure in first source | 2.07 | 1 | 0 | ||
acetaminophen sulfate ester acetaminophen sulfate ester: RN given refers to parent cpd; structure given in first source. paracetamol sulfate : An aryl sulfate that is paracetamol in which the hydroxy group has been replaced by a sulfooxy group. | 2.05 | 1 | 0 | acetamides; aryl sulfate | drug metabolite |
acetaminophen cysteine acetaminophen cysteine: an acetaminophen metabolite | 2.05 | 1 | 0 | S-conjugate | |
4-chloro-3-ethylphenol [no description available] | 2.08 | 1 | 0 | ||
ferroin ferroin: RN given refers to parent cpd | 7.11 | 1 | 0 | ||
8-hydroxyquinoline glucuronide 8-hydroxyquinoline glucuronide: RN given refers to beta-D-isomer; RN for cpd without isomeric designation not available 7/88 | 2.03 | 1 | 0 | ||
bromates Bromates: Negative ions or salts derived from bromic acid, HBrO3. | 2.11 | 1 | 0 | bromine oxoanion; monovalent inorganic anion | |
we 201 We 201: synthetic lysolecithin analog; RN given refers to hydroxide inner salt; structure | 1.98 | 1 | 0 | ||
4,5-dimethoxy-2-nitrobenzaldehyde [no description available] | 2.21 | 1 | 0 | aromatic ether; C-nitro compound | |
nicotine (S)-nicotine : A 3-(1-methylpyrrolidin-2-yl)pyridine in which the chiral centre has S-configuration. The naturally occurring and most active enantiomer of nicotine, isolated from Nicotiana tabacum. | 3.12 | 5 | 0 | 3-(1-methylpyrrolidin-2-yl)pyridine | anxiolytic drug; biomarker; immunomodulator; mitogen; neurotoxin; nicotinic acetylcholine receptor agonist; peripheral nervous system drug; phytogenic insecticide; plant metabolite; psychotropic drug; teratogenic agent; xenobiotic |
fibrinogen Fibrinogen: Plasma glycoprotein clotted by thrombin, composed of a dimer of three non-identical pairs of polypeptide chains (alpha, beta, gamma) held together by disulfide bonds. Fibrinogen clotting is a sol-gel change involving complex molecular arrangements: whereas fibrinogen is cleaved by thrombin to form polypeptides A and B, the proteolytic action of other enzymes yields different fibrinogen degradation products.. D-iditol : The D-enantiomer of iditol. | 2.21 | 1 | 0 | iditol | fungal metabolite |
17-alpha-hydroxypregnenolone 17-alpha-Hydroxypregnenolone: A 21-carbon steroid that is converted from PREGNENOLONE by STEROID 17-ALPHA-HYDROXYLASE. It is an intermediate in the delta-5 pathway of biosynthesis of GONADAL STEROID HORMONES and the adrenal CORTICOSTEROIDS.. 17alpha-hydroxypregnenolone : A hydroxypregnenolone carrying an alpha-hydroxy group at position 17. | 3.1 | 1 | 0 | 17alpha-hydroxy-C21-steroid; 17alpha-hydroxy steroid; 3beta-hydroxy-Delta(5)-steroid; hydroxypregnenolone; tertiary alpha-hydroxy ketone | human metabolite; mouse metabolite |
equol Equol: A non-steroidal ESTROGEN generated when soybean products are metabolized by certain bacteria in the intestines. | 1.99 | 1 | 0 | hydroxyisoflavans | |
cadmium telluride cadmium telluride: used in radiation monitoring device | 2.89 | 3 | 0 | ||
goethite [no description available] | 2.25 | 1 | 0 | ||
4-nitrophenyl beta-d-xyloside 4-nitrophenyl beta-D-xyloside : A xyloside that is beta-D-xylopyranose in which the anomeric hydroxy hydrogen is replaced by a 4-nitrophenyl group. | 2.4 | 2 | 0 | C-nitro compound; xyloside | chromogenic compound |
4-hydroxypropranolol 4-hydroxypropranolol: metabolite of propanolol; RN given refers to parent cpd without isomeric designation | 1.98 | 1 | 0 | naphthols | |
5-(3-hydroxyphenyl)-5-phenylhydantoin 5-(3-hydroxyphenyl)-5-phenylhydantoin: metabolite of phenytoin; RN given refers to cpd without isomeric designation | 3.1 | 1 | 0 | ||
pretilachlor [no description available] | 2.6 | 1 | 0 | anilide | |
triflumizol triflumizol: structure given in first source. triflumizole : A carboxamidine resulting from the formal condensation of the amino group of 4-chloro-2-(trifluoromethyl)aniline with the oxygen of the acetyl group of N-(propoxyacetyl)imidazole. A sterol demethylation inhibitor, it is used as a fungicide for the control of powdery mildew, scab and other diseases on a variety of crops. | 2.05 | 1 | 0 | ||
7-amino-4-methylcoumarin 7-amino-4-methylcoumarin: RN given refers to parent cpd | 3.1 | 1 | 0 | 7-aminocoumarins | fluorochrome |
11-hydroxyprogesterone, (11alpha)-isomer 11alpha-hydroxyprogesterone : A 11alpha-hydroxy steroid that is pregn-4-ene-3,20-dione substituted by a hydroxy group at position 11. | 3.1 | 1 | 0 | 11alpha-hydroxy steroid; 20-oxo steroid; 3-oxo-Delta(4) steroid | |
brexanolone brexanolone: a mixture of allopregnanolone and sulfobutylether‐beta‐cyclodextrin for treatment of postpartum depression. brexanolone : A 3-hydroxy-5alpha-pregnan-20-one in which the hydroxy group at position 3 has alpha-configuration. It is a metabolite of the sex hormone progesterone and used for the treatment of postpartum depression in women. | 3.1 | 1 | 0 | 3-hydroxy-5alpha-pregnan-20-one | antidepressant; GABA modulator; human metabolite; intravenous anaesthetic; sedative |
3,5-diiodothyronine, (l)-isomer [no description available] | 3.1 | 1 | 0 | phenylalanine derivative | |
4-nitrophenyl beta-d-glucoside 4-nitrophenyl beta-D-glucoside: RN given refers to (beta)-anomer; see also (alpha)-anomer: 3767-28-0; cpd with unspecified anomer: 5779-46-4. 4-nitrophenyl beta-D-glucoside : A beta-D-glucoside that is beta-D-glucopyranose in which the anomeric hydroxy hydrogen is replaced by a 4-nitrophenyl group. | 2.7 | 3 | 0 | beta-D-glucoside; C-nitro compound | chromogenic compound |
firefly luciferin Firefly Luciferin: A benzothaizole which is oxidized by LUCIFERASES, FIREFLY to cause emission of light (LUMINESCENCE).. Photinus luciferin : A 1,3-thiazolemonocarboxylic acid consisting of 3,5-dihydrothiophene-4-carboxylic acid having a 6-hydroxybenzothiazol-2-yl group at the 2-position. | 2.03 | 1 | 0 | 1,3-thiazolemonocarboxylic acid; benzothiazoles; imidothioate | luciferin |
4-nitrophenyl alpha-glucoside 4-nitrophenyl alpha-glucoside: RN given refers to (alpha)-anomer; see also (beta)-anomers: 29857-05-4, 2492-87-7; cpd with unspecified anomer: 5779-46-4. 4-nitrophenyl alpha-D-glucoside : An alpha-D-glucoside that is beta-D-glucopyranose in which the anomeric hydroxy hydrogen is replaced by a 4-nitrophenyl group. | 2.71 | 3 | 0 | alpha-D-glucoside; C-nitro compound; monosaccharide derivative | chromogenic compound |
cortisol octanoate [no description available] | 2.03 | 1 | 0 | corticosteroid hormone | |
harmol hydrochloride [no description available] | 3.1 | 1 | 0 | ||
glucuronic acid Glucuronic Acid: A sugar acid formed by the oxidation of the C-6 carbon of GLUCOSE. In addition to being a key intermediate metabolite of the uronic acid pathway, glucuronic acid also plays a role in the detoxification of certain drugs and toxins by conjugating with them to form GLUCURONIDES.. D-glucuronic acid : The D-enantiomer of glucuronic acid.. D-glucopyranuronic acid : A D-glucuronic acid in cyclic pyranose form. | 2.93 | 4 | 0 | D-glucuronic acid | algal metabolite |
4-n-butylaminobenzoic acid 4-n-butylaminobenzoic acid: degradation product of tetracaine. 4-(butylamino)benzoic acid : 4-Aminobenzoic acid in which one of the hydrogens attached to the nitrogen is substituted by a butyl group. | 2.03 | 1 | 0 | aromatic amino acid | |
nitrophenylgalactosides Nitrophenylgalactosides: Includes ortho-, meta-, and para-nitrophenylgalactosides.. 2-nitrophenyl beta-D-galactoside : A beta-D-galactoside having a 2-nitrophenyl substituent at the anomeric position. | 2.46 | 2 | 0 | beta-D-galactoside; C-nitro compound | chromogenic compound |
3-methylhippuric acid 3-methylhippuric acid: urinary metabolite of m-xylene. m-methylhippuric acid : An N-acylglycine that is the 3-methyl derivative of hippuric acid. | 1.98 | 1 | 0 | N-acylglycine | metabolite |
diosgenin [no description available] | 3.51 | 2 | 0 | 3beta-sterol; hexacyclic triterpenoid; sapogenin; spiroketal | antineoplastic agent; antiviral agent; apoptosis inducer; metabolite |
sarsasapogenin, (3beta,5alpha,25r)-isomer tigogenin : A widely used steroidal sapogenin isolated from several plant species and used for synthesizing steroid drugs. | 3.51 | 2 | 0 | sapogenin | gout suppressant; plant metabolite |
3 alpha,17 alpha-dihydroxy-5 beta-pregnan-20-one 3alpha,17alpha-dihydroxy-5beta-pregnan-20-one : A 17alpha-hydroxy steroid that is 3alpha-hydroxy-5beta-pregnan-20-one carrying an additional hydroxy group at position 17alpha. | 3.48 | 2 | 0 | 17alpha-hydroxy steroid; 20-oxo steroid; 3alpha-hydroxy steroid; C21-steroid; corticosteroid hormone | human urinary metabolite |
2-methoxyestriol [no description available] | 3.1 | 1 | 0 | ||
4-nitrophenyl-2-acetamido-2-deoxy-beta-d-glucopyranoside 4-nitrophenyl-N-acetyl-2-deoxyglucopyranoside: RN given refers to (beta)-isomer. 4-nitrophenyl N-acetyl-beta-D-glucosaminide : An N-acetyl-beta-D-glucosaminide in which the anomeric hydroxy hydrogen is replaced by a 4-nitrophenyl group. | 2.39 | 2 | 0 | C-nitro compound; N-acetyl-beta-D-glucosaminide | chromogenic compound |
cobalt Cobalt: A trace element that is a component of vitamin B12. It has the atomic symbol Co, atomic number 27, and atomic weight 58.93. It is used in nuclear weapons, alloys, and pigments. Deficiency in animals leads to anemia; its excess in humans can lead to erythrocytosis.. cobalt(1+) : A monovalent inorganic cation obtained from cobalt.. cobalt atom : A cobalt group element atom that has atomic number 27. | 3.88 | 11 | 0 | cobalt group element atom; metal allergen | micronutrient |
hydrogen sulfite [no description available] | 2.13 | 1 | 0 | sulfur oxoanion | human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
phenylsaligenin cyclic phosphate [no description available] | 1.97 | 1 | 0 | ||
3,3',4,4',5,5'-hexabromobiphenyl [no description available] | 1.97 | 1 | 0 | ||
2-hydroxyamino-1-methyl-6-phenylimidazo(4,5-b)pyridine 2-hydroxyamino-1-methyl-6-phenylimidazo(4,5-b)pyridine: directly acting genotoxic metabolite of 2-amino-1-methyl-6-phenylimidazo(4,5-b)pyridine. N-hydroxy-PhIP : An imidazopyridine that is 1H--imidazo[4,5-b]pyridine which is substituted at positions 1, 2, and 6 by methyl, hydoxyamino, and phenyl groups, respectively. The active metabolite of the dietary carcinogen PhIP. | 3.1 | 1 | 0 | hydroxylamine; imidazopyridine | carcinogenic agent; genotoxin; human xenobiotic metabolite; mouse metabolite; mutagen; neurotoxin; rat metabolite |
norverapamil norverapamil: N-demethylated active metabolite of verapamil; RN given refers to parent cpd without isomeric designation; structure in second source. norverapamil : A racemate comprising equimolar amounts of (R)- and (S)-norverapamil. The major active metabolite of verapamil.. 2-(3,4-dimethoxyphenyl)-5-{[2-(3,4-dimethoxyphenyl)ethyl]amino}-2-(propan-2-yl)pentanenitrile : A secondary amino compound that is 3,4-dimethoxyphenylethylamine in which one of the hydrogens attached to the nitrogen has been replaced by a 4-cyano-4-(3,4-dimethoxyphenyl)-5-methylhexyl group. | 2 | 1 | 0 | aromatic ether; nitrile; polyether; secondary amino compound | |
2-(2-cresyl)-4h-1-3-2-benzodioxaphosphorin-2-oxide 2-(2-cresyl)-4H-1-3-2-benzodioxaphosphorin-2-oxide: cyclic metabolite of tri-o-cresyl phosphate; synergist for cholinesterase inhibitors | 1.97 | 1 | 0 | ||
cyanates Cyanates: Organic salts of cyanic acid containing the -OCN radical.. cyanates : Salts and esters of cyanic acid, HOC#N; compounds carrying the cyanate functional group -O-C#N.. isocyanates : Organonitrogen compounds that are derivatives of isocyanic acid; compounds containing the isocyanate functional group -N=C=O (as opposed to the cyanate group, -O-C#N). | 2.13 | 1 | 0 | ||
deoxypyridinoline deoxypyridinoline: structure given in first source | 2.07 | 1 | 0 | ||
3-((3-cholamidopropyl)dimethylammonium)-1-propanesulfonate 3-((3-cholamidopropyl)dimethylammonium)-1-propanesulfonate: a surfactant; structure given in first source | 2 | 1 | 0 | 1,1-diunsubstituted alkanesulfonate | |
pentoxyresorufin [no description available] | 3.09 | 5 | 0 | ||
saikosaponin d [no description available] | 2.1 | 1 | 0 | ||
procyanidin Proanthocyanidins: Dimers and oligomers of flavan-3-ol units (CATECHIN analogs) linked mainly through C4 to C8 bonds to leucoanthocyanidins. They are structurally similar to ANTHOCYANINS but are the result of a different fork in biosynthetic pathways. | 2.1 | 1 | 0 | proanthocyanidin | |
ecopipam ecopipam: structure given in first source | 3.1 | 1 | 0 | benzazepine | |
1-hexadecyl-2-acetyl-glycero-3-phosphocholine Platelet Activating Factor: A phospholipid derivative formed by PLATELETS; BASOPHILS; NEUTROPHILS; MONOCYTES; and MACROPHAGES. It is a potent platelet aggregating agent and inducer of systemic anaphylactic symptoms, including HYPOTENSION; THROMBOCYTOPENIA; NEUTROPENIA; and BRONCHOCONSTRICTION.. 2-O-acetyl-1-O-hexadecyl-sn-glycero-3-phosphocholine : A 2-acetyl-1-alkyl-sn-glycero-3-phosphocholine betaine which has hexadecyl as the alkyl group. PAF is a potent phospholipid activator and mediator of many leukocyte functions, including platelet aggregation, inflammation, and anaphylaxis. | 2 | 1 | 0 | 2-acetyl-1-alkyl-sn-glycero-3-phosphocholine | antihypertensive agent; beta-adrenergic antagonist; bronchoconstrictor agent; hematologic agent; vasodilator agent |
ibuprofen, (r)-isomer [no description available] | 3.1 | 1 | 0 | ibuprofen | |
11-hydroxytestosterone 11-hydroxytestosterone: RN given refers to (11 beta,17 beta)-isomer. 11beta-hydroxytestosterone : An androstanoid that is testosterone carrying an additional hydroxy substituent at the 11beta-position. | 3.1 | 1 | 0 | 11beta-hydroxy steroid; 17beta-hydroxy steroid; 3-oxo-Delta(4) steroid; androstanoid; C19-steroid | bacterial xenobiotic metabolite; human xenobiotic metabolite; marine metabolite |
norbuprenorphine norbuprenorphine: metabolite of buprenorphine found in urine & feces; RN given refers to (5alpha,7alpha)-isomer; structure given in first source | 3.1 | 1 | 0 | phenanthrenes | |
(4-nitrophenyl)vinyl ether [no description available] | 2 | 1 | 0 | ||
7-methoxyresorufin [no description available] | 2.03 | 1 | 0 | ||
benzo(a)pyrene-3,6-quinol [no description available] | 3.1 | 1 | 0 | ||
caprylates Caprylates: Derivatives of caprylic acid. Included under this heading are a broad variety of acid forms, salts, esters, and amides that contain a carboxy terminated eight carbon aliphatic structure.. octanoate : A straight-chain saturated fatty acid anion that is the conjugate base of octanoic acid (caprylic acid); believed to block adipogenesis. | 2.39 | 2 | 0 | fatty acid anion 8:0; straight-chain saturated fatty acid anion | human metabolite; Saccharomyces cerevisiae metabolite |
ezogabine ezogabine: structure in first source. ezogabine : A substituted aniline that is benzene-1,2,4-triamine bearing ethoxycarbonyl and 4-fluorobenzyl substituents at positions N-1 and N-4 respectively. An anticonvulsant used to treat seizures associated with epilepsy in adults. | 2.01 | 1 | 0 | carbamate ester; organofluorine compound; secondary amino compound; substituted aniline | anticonvulsant; potassium channel modulator |
4-aminophenylphosphate 4-aminophenylphosphate: RN refers to di-Ag salt; structure given in first source | 2.68 | 3 | 0 | ||
carbene carbene: electrically neutral species H2C: and its derivatives, in which the carbon is covalently bonded to two univalent groups of any kind or a divalent group and bears two nonbonding electrons; carbene is the name of the parent hydride :CH2 ; hence, the name dichlorocarbene for :CCl2. However, names for acyclic and cyclic hydrocarbons containing one or more divalent carbon atoms are derived from the name of the corresponding all-4-hydrocarbon using the suffix -ylidene; methylene carbene also available. carbene : The electrically neutral species H2C(2.) and its derivatives, in which the carbon is covalently bonded to two univalent groups of any kind or a divalent group and bears two nonbonding electrons, which may be spin-paired (singlet state) or spin-non-paired (triplet state). | 2.06 | 1 | 0 | carbene; methanediyl | |
1-adamantaneacetic acid [no description available] | 2.05 | 1 | 0 | ||
alanylglutamine alanylglutamine: RN refers to (L-Glu)-isomer; dipeptiven is for parenteral use. Ala-Gln : A dipeptide formed from L-alanyl and L-glutamine residues. | 2.25 | 1 | 0 | dipeptide zwitterion; dipeptide | metabolite |
coenzyme f420 coenzyme gamma-F420-2 : The amide obtained by formal condensation of the carboxylic acid group of F420-0 with the amino group of L-gamma-glutamyl-L-glutamic acid. | 2.01 | 1 | 0 | ||
7-ethoxy-4-trifluoromethylcoumarin [no description available] | 2.02 | 1 | 0 | ||
2-chloro-n-(ethoxymethyl)-n-(2-methyl-6-(trifluoromethyl)phenyl)acetamide 2-chloro-N-(ethoxymethyl)-N-(2-methyl-6-(trifluoromethyl)phenyl)acetamide: structure given in first source | 2.6 | 1 | 0 | ||
4(5)-2-(2,6-dimethylphenyl)ethylimidazole 4(5)-2-(2,6-dimethylphenyl)ethylimidazole: structure given in first source | 2 | 1 | 0 | ||
perrhenate perrhenate: RN given refers to cpd with MF of O4-Re | 2.13 | 1 | 0 | monovalent inorganic anion; rhenium oxoanion | |
proline Proline: A non-essential amino acid that is synthesized from GLUTAMIC ACID. It is an essential component of COLLAGEN and is important for proper functioning of joints and tendons.. proline : An alpha-amino acid that is pyrrolidine bearing a carboxy substituent at position 2. | 2.11 | 1 | 0 | amino acid zwitterion; glutamine family amino acid; L-alpha-amino acid; proline; proteinogenic amino acid | algal metabolite; compatible osmolytes; Escherichia coli metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
2-hydroxy-1,4-benzoquinone 2-hydroxy-1,4-benzoquinone: formed by the reaction of benzoquinone with hydrogen peroxide; structure given in first source. hydroxyquinone : Any quinone in which one or more of the carbons making up the quinone moiety is substituted by a hydroxy group.. 2-hydroxy-1,4-benzoquinone : The simplest member of the class of 2-hydroxy-1,4-benzoquinones, that is 1,4-benzoquinone in which a single hydrogen is replaced by a hydroxy group. | 2.06 | 1 | 0 | monohydroxy-1,4-benzoquinones | mouse metabolite |
naproxen Naproxen: An anti-inflammatory agent with analgesic and antipyretic properties. Both the acid and its sodium salt are used in the treatment of rheumatoid arthritis and other rheumatic or musculoskeletal disorders, dysmenorrhea, and acute gout.. naproxen : A methoxynaphthalene that is 2-methoxynaphthalene substituted by a carboxy ethyl group at position 6. Naproxen is a non-steroidal anti-inflammatory drug commonly used for the reduction of pain, fever, inflammation and stiffness caused by conditions such as osteoarthritis, kidney stones, rheumatoid arthritis, psoriatic arthritis, gout, ankylosing spondylitis, menstrual cramps, tendinitis, bursitis, and for the treatment of primary dysmenorrhea. It works by inhibiting both the COX-1 and COX-2 enzymes. | 4.36 | 6 | 0 | methoxynaphthalene; monocarboxylic acid | antipyretic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; drug allergen; environmental contaminant; gout suppressant; non-narcotic analgesic; non-steroidal anti-inflammatory drug; xenobiotic |
hydroxyl radical Hydroxyl Radical: The univalent radical OH. Hydroxyl radical is a potent oxidizing agent. | 3.62 | 8 | 0 | oxygen hydride; oxygen radical; reactive oxygen species | |
fenton's reagent Fenton's reagent: used for oxidizing sugars & alcohols | 3.56 | 8 | 0 | ||
carbodiimides Carbodiimides: Compounds with the general formula RN=C=NR, where R is a hydrocarbyl group.. methanediimine : A carbodiimide in which both nitrogens are unsubstituted. | 1.97 | 1 | 0 | carbodiimide | |
cortolone [no description available] | 3.1 | 1 | 0 | 21-hydroxy steroid | |
hydromethylthionine hydromethylthionine: reduced form of methylene blue. leucomethylene blue : A member of the class of phenothiazines that is 10H-phenothiazine in which the ring hydrogens at positions 3 and 7 have been replaced by dimethylamino groups. | 2.1 | 1 | 0 | aromatic amine; phenothiazines; tertiary amino compound | bacterial xenobiotic metabolite; fluorochrome; mouse metabolite; rat metabolite |
4-nitrophenyl beta-cellobioside 4-nitrophenyl beta-cellobioside: RN given refers to (beta)-isomer; see also (alpha)-anomer: 17400-77-0 | 1.99 | 1 | 0 | ||
metaperiodate metaperiodate: RN given refers to periodic acid, Na salt; structure. periodate : A monovalent inorganic anion obtained by deprotonation of periodic acid. | 2.44 | 2 | 0 | iodine oxoanion; monovalent inorganic anion | |
amplex red Amplex Red: a component of the Amplex Red Hydrogen Peroxide Assay Kit | 2.25 | 1 | 0 | ||
4-nitrophenylmaltoside [no description available] | 2.37 | 2 | 0 | ||
trimethylsilyldiazomethane trimethylsilyldiazomethane: reagent for organic synthesis | 2.04 | 1 | 0 | ||
4-nitrophenyl maltoheptaoside [no description available] | 1.98 | 1 | 0 | ||
atropine tropan-3alpha-yl 3-hydroxy-2-phenylpropanoate : A tropane alkaloid that is (1R,5)-8-methyl-8-azabicyclo[3.2.1]octane substituted by a (3-hydroxy-2-phenylpropanoyl)oxy group at position 3. | 2.4 | 2 | 0 | ||
lignin Lignin: The most abundant natural aromatic organic polymer found in all vascular plants. Lignin together with cellulose and hemicellulose are the major cell wall components of the fibers of all wood and grass species. Lignin is composed of coniferyl, p-coumaryl, and sinapyl alcohols in varying ratios in different plant species. (From Merck Index, 11th ed). lignin : A polyphenylpropanoid derived from three monolignol monomers: trans-p-coumaryl alcohol, coniferol and trans-sinapyl alcohol. There is extensive cross-linking and no defined primary structure. | 8.66 | 8 | 0 | ||
organophosphonates hydrogenphosphite : A divalent inorganic anion resulting from the removal of a proton from two of the hydroxy groups of phosphorous acid. | 2.71 | 3 | 0 | divalent inorganic anion; phosphite ion | |
nickel monoxide [no description available] | 2.51 | 2 | 0 | ||
aflatoxin b1 Aflatoxin B1: A potent hepatotoxic and hepatocarcinogenic mycotoxin produced by the Aspergillus flavus group of fungi. It is also mutagenic, teratogenic, and causes immunosuppression in animals. It is found as a contaminant in peanuts, cottonseed meal, corn, and other grains. The mycotoxin requires epoxidation to aflatoxin B1 2,3-oxide for activation. Microsomal monooxygenases biotransform the toxin to the less toxic metabolites aflatoxin M1 and Q1.. aflatoxin B1 : An aflatoxin having a tetrahydrocyclopenta[c]furo[3',2':4,5]furo[2,3-h]chromene skeleton with oxygen functionality at positions 1, 4 and 11. | 2.01 | 1 | 0 | aflatoxin; aromatic ether; aromatic ketone | carcinogenic agent; human metabolite |
4-aminophenyl beta-lactoside [no description available] | 1.99 | 1 | 0 | ||
carbocysteine Carbocysteine: A compound formed when iodoacetic acid reacts with sulfhydryl groups in proteins. It has been used as an anti-infective nasal spray with mucolytic and expectorant action.. S-carboxymethyl-L-cysteine : An L-cysteine thioether that is L-cysteine in which the hydrogen of the thiol group has been replaced by a carboxymethyl group. | 3.1 | 1 | 0 | L-cysteine thioether; non-proteinogenic L-alpha-amino acid | mucolytic |
troleandomycin Troleandomycin: A macrolide antibiotic that is similar to ERYTHROMYCIN.. troleandomycin : A semi-synthetic macrolide antibiotic obtained by acetylation of the three free hydroxy groups of oleandomycin. Troleandomycin is only found in individuals that have taken the drug. | 1.97 | 1 | 0 | acetate ester; epoxide; macrolide antibiotic; monosaccharide derivative; polyketide; semisynthetic derivative | EC 1.14.13.97 (taurochenodeoxycholate 6alpha-hydroxylase) inhibitor; xenobiotic |
cholic acid Cholic Acid: A major primary bile acid produced in the liver and usually conjugated with glycine or taurine. It facilitates fat absorption and cholesterol excretion.. cholic acid : A bile acid that is 5beta-cholan-24-oic acid bearing three alpha-hydroxy substituents at position 3, 7 and 12. | 3.52 | 2 | 0 | 12alpha-hydroxy steroid; 3alpha-hydroxy steroid; 7alpha-hydroxy steroid; bile acid; C24-steroid; trihydroxy-5beta-cholanic acid | human metabolite; mouse metabolite |
cortisone [no description available] | 2.92 | 4 | 0 | 11-oxo steroid; 17alpha-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(4) steroid; C21-steroid; glucocorticoid; primary alpha-hydroxy ketone; tertiary alpha-hydroxy ketone | human metabolite; mouse metabolite |
5 alpha-androstane-3 beta,17 beta-diol 5alpha-androstane-3beta,17beta-diol : An androstane-3,17-diol that is 5alpha-androstane substituted by beta-hydroxy groups at positions 3 and 17. It is a metabolite of dihydrotestosterone. | 3.1 | 1 | 0 | 17beta-hydroxy steroid; 3beta-hydroxy steroid; androstane-3,17-diol | Daphnia magna metabolite; human metabolite |
cortol [no description available] | 3.1 | 1 | 0 | 21-hydroxy steroid | |
21-hydroxypregnenolone 21-hydroxypregnenolone: RN given refers to (3beta)-isomer;. 21-hydroxypregnenolone : A hydroxypregnenolone that is pregnenolone which has been substituted by a hydroxy group at position 21. | 3.1 | 1 | 0 | 21-hydroxy steroid; hydroxypregnenolone; primary alpha-hydroxy ketone | mouse metabolite |
2-hydroxyestradiol 2-hydroxyestradiol: catechol estrogen; RN given refers to (17 beta)-isomer. 2-hydroxy-17beta-estradiol : A 2-hydroxy steroid that consists of 17beta-estradiol having an additional hydroxy group at position 2. | 3.1 | 1 | 0 | 17beta-hydroxy steroid; 2-hydroxy steroid | carcinogenic agent; human metabolite; metabolite; mouse metabolite; prodrug |
epietiocholanolone epietiocholanolone : A 3beta-hydroxy steroid that is 5beta-androstane substituted by a hydroxy group at position 3beta and an oxo group at position 17. It is a metabolite of testosterone. | 3.1 | 1 | 0 | 17-oxo steroid; 3beta-hydroxy steroid; androstanoid | androgen; animal metabolite; human blood serum metabolite; mouse metabolite; rat metabolite |
benzofurans Benzofurans: Compounds that contain a BENZENE ring fused to a furan ring. | 2.02 | 1 | 0 | ||
potassium bromide potassium bromide : A metal bromide salt with a K(+) counterion. | 2.21 | 1 | 0 | potassium salt | |
noscapine Noscapine: A naturally occurring opium alkaloid that is a centrally acting antitussive agent.. (-)-noscapine : A benzylisoquinoline alkaloid that is 1,2,3,4-tetrahydroisoquinoline which is substituted by a 4,5-dimethoxy-3-oxo-1,3-dihydro-2-benzofuran-1-yl group at position 1, a methylenedioxy group at positions 6-7 and a methoxy group at position 8. Obtained from plants of the Papaveraceae family, it lacks significant painkilling properties and is primarily used for its antitussive (cough-suppressing) effects. | 2.05 | 1 | 0 | aromatic ether; benzylisoquinoline alkaloid; cyclic acetal; isobenzofuranone; organic heterobicyclic compound; organic heterotricyclic compound; tertiary amino compound | antineoplastic agent; antitussive; apoptosis inducer; plant metabolite |
menthofuran menthofuran: RN given refers to cpd without isomeric designation; derives from cyclization of pulegone. menthofuran : A monoterpenoid that is 4,5,6,7-tetrahydro-1-benzofuran substituted by methyl groups at positions 3 and 6. | 2.07 | 1 | 0 | 1-benzofurans; monoterpenoid | nematicide; plant metabolite |
ritonavir Ritonavir: An HIV protease inhibitor that works by interfering with the reproductive cycle of HIV. It also inhibits CYTOCHROME P-450 CYP3A.. ritonavir : An L-valine derivative that is L-valinamide in which alpha-amino group has been acylated by a [(2-isopropyl-1,3-thiazol-4-yl)methyl]methylcarbamoyl group and in which a hydrogen of the carboxamide amino group has been replaced by a (2R,4S,5S)-4-hydroxy-1,6-diphenyl-5-{[(1,3-thiazol-5-ylmethoxy)carbonyl]amino}hexan-2-yl group. A CYP3A inhibitor and antiretroviral drug from the protease inhibitor class used to treat HIV infection and AIDS, it is often used as a fixed-dose combination with another protease inhibitor, lopinavir. Also used in combination with dasabuvir sodium hydrate, ombitasvir and paritaprevir (under the trade name Viekira Pak) for treatment of chronic hepatitis C virus genotype 1 infection as well as cirrhosis of the liver. | 2.1 | 1 | 0 | 1,3-thiazoles; carbamate ester; carboxamide; L-valine derivative; ureas | antiviral drug; environmental contaminant; HIV protease inhibitor; xenobiotic |
permanganate [no description available] | 2.61 | 2 | 0 | manganese oxoacid | |
glycogen glycogen : A polydisperse, highly branched glucan composed of chains of D-glucopyranose residues in alpha(1->4) glycosidic linkage, joined together by alpha(1->6) glycosidic linkages. A small number of alpha(1->3) glycosidic linkages and some cumulative alpha(1->6) links also may occur. The branches in glycogen typically contain 8 to 12 glucose residues. | 2.31 | 1 | 0 | ||
arabinose [no description available] | 2.43 | 2 | 0 | L-arabinose | Escherichia coli metabolite; mouse metabolite |
n-acetylneuraminic acid N-Acetylneuraminic Acid: An N-acyl derivative of neuraminic acid. N-acetylneuraminic acid occurs in many polysaccharides, glycoproteins, and glycolipids in animals and bacteria. (From Dorland, 28th ed, p1518). N-acetylneuraminic acid : An N-acylneuraminic acid where the N-acyl group is specified as acetyl. | 2.04 | 1 | 0 | N-acetylneuraminic acids | antioxidant; bacterial metabolite; EC 3.2.1.18 (exo-alpha-sialidase) inhibitor; human metabolite; mouse metabolite |
fibrin Fibrin: A protein derived from FIBRINOGEN in the presence of THROMBIN, which forms part of the blood clot. | 2.21 | 1 | 0 | peptide | |
bradykinin [no description available] | 1.93 | 1 | 0 | oligopeptide | human blood serum metabolite; vasodilator agent |
glucosamine D-glucosamine : An amino sugar whose structure comprises D-glucose having an amino substituent at position 2.. 2-amino-2-deoxy-D-glucopyranose : A D-glucosamine whose structure comprises D-glucopyranose having an amino substituent at position 2. | 2.44 | 2 | 0 | D-glucosamine | Escherichia coli metabolite; geroprotector; mouse metabolite |
raffinose Raffinose: A trisaccharide occurring in Australian manna (from Eucalyptus spp, Myrtaceae) and in cottonseed meal.. raffinose : A trisaccharide composed of alpha-D-galactopyranose, alpha-D-glucopyranose and beta-D-fructofuranose joined in sequence by 1->6 and 1<->2 glycosidic linkages, respectively. | 2.02 | 1 | 0 | raffinose family oligosaccharide; trisaccharide | mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
naringenin (S)-naringenin : The (S)-enantiomer of naringenin. | 3.5 | 2 | 0 | (2S)-flavan-4-one; naringenin | expectorant; plant metabolite |
epiglucan epiglucan: a highly side-chain/branched alkali-insoluble cell wall glucan from fungus such as Epicoccum nigrum, Botrytis cinerea, ascomycetes & basidiomycetes; also isolated S-4001 from Lei Wan (polyporus mylitiae), HA-beta-glucan from mushroom Pleutotus ostreatus (Fr.) Quel., and translam from seaweed Laminaria cichorioides; with commercially important functional properties including emulsification and friction reduction. | 1.99 | 1 | 0 | ||
oxytocin Oxytocin: A nonapeptide hormone released from the neurohypophysis (PITUITARY GLAND, POSTERIOR). It differs from VASOPRESSIN by two amino acids at residues 3 and 8. Oxytocin acts on SMOOTH MUSCLE CELLS, such as causing UTERINE CONTRACTIONS and MILK EJECTION.. oxytocin : A cyclic nonapeptide hormone with amino acid sequence CYIQNCPLG that also acts as a neurotransmitter in the brain; the principal uterine-contracting and milk-ejecting hormone of the posterior pituitary. Together with the neuropeptide vasopressin, it is believed to influence social cognition and behaviour. | 1.93 | 1 | 0 | heterodetic cyclic peptide; peptide hormone | oxytocic; vasodilator agent |
ouabain Ouabain: A cardioactive glycoside consisting of rhamnose and ouabagenin, obtained from the seeds of Strophanthus gratus and other plants of the Apocynaceae; used like DIGITALIS. It is commonly used in cell biological studies as an inhibitor of the NA(+)-K(+)-EXCHANGING ATPASE.. cardiac glycoside : Steroid lactones containing sugar residues that act on the contractile force of the cardiac muscles.. ouabain : A steroid hormone that is a multi-hydroxylated alpha-L-rhamnosyl cardenoloide. It binds to and inhibits the plasma membrane Na(+)/K(+)-ATPase (sodium pump). It has been isolated naturally from Strophanthus gratus. | 2.69 | 3 | 0 | 11alpha-hydroxy steroid; 14beta-hydroxy steroid; 5beta-hydroxy steroid; alpha-L-rhamnoside; cardenolide glycoside; steroid hormone | anti-arrhythmia drug; cardiotonic drug; EC 2.3.3.1 [citrate (Si)-synthase] inhibitor; EC 3.1.3.41 (4-nitrophenylphosphatase) inhibitor; EC 3.6.3.10 (H(+)/K(+)-exchanging ATPase) inhibitor; EC 3.6.3.9 (Na(+)/K(+)-transporting ATPase) inhibitor; ion transport inhibitor; plant metabolite |
salicin [no description available] | 1.97 | 1 | 0 | aromatic primary alcohol; aryl beta-D-glucoside; benzyl alcohols | antipyretic; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; metabolite; non-narcotic analgesic; non-steroidal anti-inflammatory drug; prodrug |
nitroarginine Nitroarginine: An inhibitor of nitric oxide synthetase which has been shown to prevent glutamate toxicity. Nitroarginine has been experimentally tested for its ability to prevent ammonia toxicity and ammonia-induced alterations in brain energy and ammonia metabolites. (Neurochem Res 1995:200(4):451-6). N(gamma)-nitro-L-arginine : An L-arginine derivative that is L-arginine in which the terminal nitrogen of the guanidyl group is replaced by a nitro group. | 1.98 | 1 | 0 | guanidines; L-arginine derivative; N-nitro compound; non-proteinogenic L-alpha-amino acid | |
2-hydroxyestrone 2-hydroxyestrone: catechol estrogen which is a major metabolite of estradiol in man & animals; RN given refers to parent cpd. 2-hydroxyestrone : A 2-hydroxy steroid that is estrone substituted by a hydroxy group at position 2. | 3.1 | 1 | 0 | 2-hydroxy steroid; catechols | human metabolite |
cortodoxone Cortodoxone: 17,21-Dihydroxypregn-4-ene-3,20-dione. A 17-hydroxycorticosteroid with glucocorticoid and anti-inflammatory activities.. 11-deoxycortisol : A deoxycortisol that is cortisol in which the hydroxy group at position 11 has been replaced by a hydrogen. | 2.69 | 3 | 0 | deoxycortisol; glucocorticoid; primary alpha-hydroxy ketone; tertiary alpha-hydroxy ketone | human metabolite; mouse metabolite |
fructans (2->6)-beta-D-fructan : A fructan compound consisting of repeating (2->6)-beta-linked fructofuranose units. | 2.1 | 1 | 0 | ||
cellulase Cellulase: An endocellulase with specificity for the hydrolysis of 1,4-beta-glucosidic linkages in CELLULOSE, lichenin, and cereal beta-glucans.. beta-cellotriose : A cellotriose with a beta-configuration at the anomeric position. | 1.96 | 1 | 0 | cellotriose | |
strychnine Strychnine: An alkaloid found in the seeds of STRYCHNOS NUX-VOMICA. It is a competitive antagonist at glycine receptors and thus a convulsant. It has been used as an analeptic, in the treatment of nonketotic hyperglycinemia and sleep apnea, and as a rat poison.. strychnine : A monoterpenoid indole alkaloid that is strychnidine bearing a keto substituent at the 10-position. | 1.93 | 1 | 0 | monoterpenoid indole alkaloid; organic heteroheptacyclic compound | avicide; cholinergic antagonist; glycine receptor antagonist; neurotransmitter agent; rodenticide |
griseofulvin Griseofulvin: An antifungal agent used in the treatment of TINEA infections.. griseofulvin : An oxaspiro compound produced by Penicillium griseofulvum. It is used by mouth as an antifungal drug for infections involving the scalp, hair, nails and skin that do not respond to topical treatment. | 2.44 | 2 | 0 | 1-benzofurans; antibiotic antifungal drug; benzofuran antifungal drug; organochlorine compound; oxaspiro compound | antibacterial agent; Penicillium metabolite |
digitoxin Digitoxin: A cardiac glycoside sometimes used in place of DIGOXIN. It has a longer half-life than digoxin; toxic effects, which are similar to those of digoxin, are longer lasting. (From Martindale, The Extra Pharmacopoeia, 30th ed, p665). digitoxin : A cardenolide glycoside in which the 3beta-hydroxy group of digitoxigenin carries a 2,6-dideoxy-beta-D-ribo-hexopyranosyl-(1->4)-2,6-dideoxy-beta-D-ribo-hexopyranosyl-(1->4)-2,6-dideoxy-beta-D-ribo-hexopyranosyl trisaccharide chain. | 2.4 | 2 | 0 | cardenolide glycoside | EC 3.6.3.9 (Na(+)/K(+)-transporting ATPase) inhibitor |
epiandrosterone epiandrosterone : A 3beta-hydroxy steroid that is (5alpha)-androstane substituted by a beta-hydroxy group at position 3 and an oxo group at position 17. | 3.1 | 1 | 0 | 17-oxo steroid; 3beta-hydroxy steroid; androstanoid | androgen; human metabolite |
linezolid [no description available] | 2.13 | 1 | 0 | acetamides; morpholines; organofluorine compound; oxazolidinone | antibacterial drug; protein synthesis inhibitor |
naringin [no description available] | 3.1 | 1 | 0 | (2S)-flavan-4-one; 4'-hydroxyflavanones; dihydroxyflavanone; disaccharide derivative; neohesperidoside | anti-inflammatory agent; antineoplastic agent; metabolite |
1-alpha-terpineol (S)-(-)-alpha-terpineol : The (S)-enantiomer of alpha-terpineol. | 3.1 | 1 | 0 | alpha-terpineol | plant metabolite |
diprenorphine Diprenorphine: A narcotic antagonist similar in action to NALOXONE. It is used to remobilize animals after ETORPHINE neuroleptanalgesia and is considered a specific antagonist to etorphine. | 3.1 | 1 | 0 | morphinane alkaloid | |
betadex beta-Cyclodextrins: Cyclic GLUCANS consisting of seven (7) glucopyranose units linked by 1,4-glycosidic bonds. | 4.36 | 19 | 0 | cyclodextrin | |
maleic acid maleic acid: RN given refers to parent cpd(Z)-isomer which is maleic acid; all RR's given refer to (Z)-isomer; (E)-isomer is fumaric acid. maleic acid : A butenedioic acid in which the double bond has cis- (Z)-configuration. | 2.05 | 1 | 0 | butenedioic acid | algal metabolite; mouse metabolite; plant metabolite |
ergosterol [no description available] | 3.53 | 2 | 0 | 3beta-hydroxy-Delta(5)-steroid; 3beta-sterol; ergostanoid; phytosterols | fungal metabolite; Saccharomyces cerevisiae metabolite |
tretinoin Tretinoin: An important regulator of GENE EXPRESSION during growth and development, and in NEOPLASMS. Tretinoin, also known as retinoic acid and derived from maternal VITAMIN A, is essential for normal GROWTH; and EMBRYONIC DEVELOPMENT. An excess of tretinoin can be teratogenic. It is used in the treatment of PSORIASIS; ACNE VULGARIS; and several other SKIN DISEASES. It has also been approved for use in promyelocytic leukemia (LEUKEMIA, PROMYELOCYTIC, ACUTE).. retinoic acid : A retinoid consisting of 3,7-dimethylnona-2,4,6,8-tetraenoic acid substituted at position 9 by a 2,6,6-trimethylcyclohex-1-en-1-yl group (geometry of the four exocyclic double bonds is not specified).. all-trans-retinoic acid : A retinoic acid in which all four exocyclic double bonds have E- (trans-) geometry. | 3.49 | 2 | 0 | retinoic acid; vitamin A | anti-inflammatory agent; antineoplastic agent; antioxidant; AP-1 antagonist; human metabolite; keratolytic drug; retinoic acid receptor agonist; retinoid X receptor agonist; signalling molecule |
equilenin Equilenin: An estrogenic steroid produced by HORSES. It has a total of five double bonds in the A- and B-ring. High concentration of equilenin is found in the URINE of pregnant mares.. equilenin : A 3-hydroxy steroid that is estrone which carries two double bonds at positions 6 and 8. It is found in the urine of pregnant mare's and extensively used for estrogen replacement therapy in postmenopausal women. | 2.02 | 1 | 0 | 17-oxo steroid; 3-hydroxy steroid | antioxidant; mammalian metabolite |
alpha-cyclodextrin alpha-cyclodextrin : A cycloamylose composed of six alpha-(1->4) linked D-glucopyranose units. | 2 | 1 | 0 | cyclodextrin | |
4-nitrophenylphosphorylcholine p-nitrophenylphosphocholine : A phosphocholine that is the 4-nitrophenyl ester of choline phosphate. | 1.98 | 1 | 0 | phosphocholines | epitope; hapten |
resveratrol trans-resveratrol : A resveratrol in which the double bond has E configuration. | 2.13 | 1 | 0 | resveratrol | antioxidant; phytoalexin; plant metabolite; quorum sensing inhibitor; radical scavenger |
retinol Vitamin A: Retinol and derivatives of retinol that play an essential role in metabolic functioning of the retina, the growth of and differentiation of epithelial tissue, the growth of bone, reproduction, and the immune response. Dietary vitamin A is derived from a variety of CAROTENOIDS found in plants. It is enriched in the liver, egg yolks, and the fat component of dairy products.. vitamin A : Any member of a group of fat-soluble retinoids produced via metabolism of provitamin A carotenoids that exhibit biological activity against vitamin A deficiency. Vitamin A is involved in immune function, vision, reproduction, and cellular communication.. all-trans-retinol : A retinol in which all four exocyclic double bonds have E- (trans-) geometry.. retinol : A retinoid consisting of 3,7-dimethylnona-2,4,6,8-tetraen-1-ol substituted at position 9 by a 2,6,6-trimethylcyclohex-1-en-1-yl group (geometry of the four exocyclic double bonds is not specified). | 3.49 | 2 | 0 | retinol; vitamin A | human metabolite; mouse metabolite; plant metabolite |
oleic acid Oleic Acid: An unsaturated fatty acid that is the most widely distributed and abundant fatty acid in nature. It is used commercially in the preparation of oleates and lotions, and as a pharmaceutical solvent. (Stedman, 26th ed). oleic acid : An octadec-9-enoic acid in which the double bond at C-9 has Z (cis) stereochemistry. | 1.96 | 1 | 0 | octadec-9-enoic acid | antioxidant; Daphnia galeata metabolite; EC 3.1.1.1 (carboxylesterase) inhibitor; Escherichia coli metabolite; mouse metabolite; plant metabolite; solvent |
ferric hydroxide ferric hydroxide: additional RNs for iron hydroxide oxide: 11115-92-7, 20344-49-4; RN for unspecified iron hydroxide: 11113-66-9 | 2.77 | 3 | 0 | ||
ferulic acid ferulate : A monocarboxylic acid anion obtained by the deprotonation of the carboxy group of ferulic acid. | 3.52 | 2 | 0 | ferulic acids | anti-inflammatory agent; antioxidant; apoptosis inhibitor; cardioprotective agent; MALDI matrix material; plant metabolite |
pectins Pectins: High molecular weight polysaccharides present in the cell walls of all plants. Pectins cement cell walls together. They are used as emulsifiers and stabilizers in the food industry. They have been tried for a variety of therapeutic uses including as antidiarrheals, where they are now generally considered ineffective, and in the treatment of hypercholesterolemia.. alpha-D-galacturonic acid : The alpha-anomer of D-galacturonic acid. | 1.97 | 1 | 0 | D-galactopyranuronic acid | |
cocaine Cocaine: An alkaloid ester extracted from the leaves of plants including coca. It is a local anesthetic and vasoconstrictor and is clinically used for that purpose, particularly in the eye, ear, nose, and throat. It also has powerful central nervous system effects similar to the amphetamines and is a drug of abuse. Cocaine, like amphetamines, acts by multiple mechanisms on brain catecholaminergic neurons; the mechanism of its reinforcing effects is thought to involve inhibition of dopamine uptake.. cocaine : A tropane alkaloid obtained from leaves of the South American shrub Erythroxylon coca. | 1.97 | 1 | 0 | benzoate ester; methyl ester; tertiary amino compound; tropane alkaloid | adrenergic uptake inhibitor; central nervous system stimulant; dopamine uptake inhibitor; environmental contaminant; local anaesthetic; mouse metabolite; plant metabolite; serotonin uptake inhibitor; sodium channel blocker; sympathomimetic agent; vasoconstrictor agent; xenobiotic |
mycophenolic acid Mycophenolic Acid: Compound derived from Penicillium stoloniferum and related species. It blocks de novo biosynthesis of purine nucleotides by inhibition of the enzyme inosine monophosphate dehydrogenase (IMP DEHYDROGENASE). Mycophenolic acid exerts selective effects on the immune system in which it prevents the proliferation of T-CELLS, LYMPHOCYTES, and the formation of antibodies from B-CELLS. It may also inhibit recruitment of LEUKOCYTES to sites of INFLAMMATION.. mycophenolate : A monocarboxylic acid anion resulting from the removal of a proton from the carboxy group of mycophenolic acid.. mycophenolic acid : A member of the class of 2-benzofurans that is 2-benzofuran-1(3H)-one which is substituted at positions 4, 5, 6, and 7 by methyl, methoxy, (2E)-5-carboxy-3-methylpent-2-en-1-yl, and hydroxy groups, respectively. It is an antibiotic produced by Penicillium brevi-compactum, P. stoloniferum, P. echinulatum and related species. An immunosuppressant, it is widely used (partiularly as its sodium salt and as the 2-(morpholin-4-yl)ethyl ester prodrug, mycophenolate mofetil) to prevent tissue rejection following organ transplants and for the treatment of certain autoimmune diseases. | 3.54 | 2 | 0 | 2-benzofurans; gamma-lactone; monocarboxylic acid; phenols | anticoronaviral agent; antimicrobial agent; antineoplastic agent; EC 1.1.1.205 (IMP dehydrogenase) inhibitor; environmental contaminant; immunosuppressive agent; mycotoxin; Penicillium metabolite; xenobiotic |
zithromax Azithromycin: A semi-synthetic macrolide antibiotic structurally related to ERYTHROMYCIN. It has been used in the treatment of Mycobacterium avium intracellulare infections, toxoplasmosis, and cryptosporidiosis.. azithromycin : A macrolide antibiotic useful for the treatment of bacterial infections. | 2 | 1 | 0 | macrolide antibiotic | antibacterial drug; environmental contaminant; xenobiotic |
diethylstilbestrol Diethylstilbestrol: A synthetic nonsteroidal estrogen used in the treatment of menopausal and postmenopausal disorders. It was also used formerly as a growth promoter in animals. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), diethylstilbestrol has been listed as a known carcinogen. (Merck, 11th ed). diethylstilbestrol : An olefinic compound that is trans-hex-3-ene in which the hydrogens at positions 3 and 4 have been replaced by p-hydroxyphenyl groups. | 3.51 | 2 | 0 | olefinic compound; polyphenol | antifungal agent; antineoplastic agent; autophagy inducer; calcium channel blocker; carcinogenic agent; EC 1.1.1.146 (11beta-hydroxysteroid dehydrogenase) inhibitor; EC 3.6.3.10 (H(+)/K(+)-exchanging ATPase) inhibitor; endocrine disruptor; xenoestrogen |
laminaran laminaran: beta-1,3-glucan | 1.99 | 1 | 0 | ||
riboflavin vitamin B2 : Any member of a group of vitamers that belong to the chemical structural class called flavins that exhibit biological activity against vitamin B2 deficiency. Symptoms associated with vitamin B2 deficiency include glossitis, seborrhea, angular stomaitis, cheilosis and photophobia. The vitamers include riboflavin and its phosphate derivatives (and includes their salt, ionised and hydrate forms). | 2.71 | 3 | 0 | flavin; vitamin B2 | anti-inflammatory agent; antioxidant; cofactor; Escherichia coli metabolite; food colouring; fundamental metabolite; human urinary metabolite; mouse metabolite; photosensitizing agent; plant metabolite |
potassium permanganate Potassium Permanganate: Permanganic acid (HMnO4), potassium salt. A highly oxidative, water-soluble compound with purple crystals, and a sweet taste. (From McGraw-Hill Dictionary of Scientific and Technical Information, 4th ed) | 2.11 | 1 | 0 | ||
sodium benzoate Sodium Benzoate: The sodium salt of BENZOIC ACID. It is used as an antifungal preservative in pharmaceutical preparations and foods. It may also be used as a test for liver function.. sodium benzoate : An organic sodium salt resulting from the replacement of the proton from the carboxy group of benzoic acid by a sodium ion. | 2.13 | 1 | 0 | organic sodium salt | algal metabolite; antimicrobial food preservative; drug allergen; EC 1.13.11.33 (arachidonate 15-lipoxygenase) inhibitor; EC 3.1.1.3 (triacylglycerol lipase) inhibitor; human xenobiotic metabolite; plant metabolite |
bromochloroacetic acid Keratins: A class of fibrous proteins or scleroproteins that represents the principal constituent of EPIDERMIS; HAIR; NAILS; horny tissues, and the organic matrix of tooth ENAMEL. Two major conformational groups have been characterized, alpha-keratin, whose peptide backbone forms a coiled-coil alpha helical structure consisting of TYPE I KERATIN and a TYPE II KERATIN, and beta-keratin, whose backbone forms a zigzag or pleated sheet structure. alpha-Keratins have been classified into at least 20 subtypes. In addition multiple isoforms of subtypes have been found which may be due to GENE DUPLICATION.. bromochloroacetic acid : A monocarboxylic acid that is acetic acid in which one of the methyl hydrogens is replaced by bromine while a second is replaced by chlorine. A low-melting (27.5-31.5degreeC), hygroscopic crystalline solid, it can be formed during the disinfection (by chlorination) of water that contains bromide ions and organic matter, so can occur in drinking water as a byproduct of the disinfection process. | 1.98 | 1 | 0 | 2-bromocarboxylic acid; monocarboxylic acid; organochlorine compound | |
tolfenamic acid tolfenamic acid: structure. tolfenamic acid : An aminobenzoic acid that is anthranilic acid in which one of the hydrogens attached to the nitrogen is replaced by a 3-chloro-2-methylphenyl group. Tolfenamic acid is used specifically for relieving the pain of migraine. It also shows anticancer activity. | 2 | 1 | 0 | aminobenzoic acid; organochlorine compound; secondary amino compound | EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; EC 2.7.1.33 (pantothenate kinase) inhibitor; non-narcotic analgesic; non-steroidal anti-inflammatory drug |
3-coumaric acid 3-coumaric acid: RN given refers to cpd without isomeric designation in Chemline. trans-3-coumaric acid : A 3-coumaric acid that is phenol substituted with trans-2-propenoic acid at position C-3.. 3-coumaric acid : A monohydroxycinnamic acid in which the hydroxy substituent is located at C-3 of the phenyl ring. | 2.05 | 1 | 0 | 3-coumaric acid | |
trans-4-coumaric acid hydroxycinnamic acid : Any member of the class of cinnamic acids carrying one or more hydroxy substituents.. trans-4-coumaric acid : The trans-isomer of 4-coumaric acid.. 4-coumaric acid : A coumaric acid in which the hydroxy substituent is located at C-4 of the phenyl ring. | 2.05 | 1 | 0 | 4-coumaric acid | food component; mouse metabolite; plant metabolite |
geraniol [no description available] | 3.1 | 1 | 0 | 3,7-dimethylocta-2,6-dien-1-ol; monoterpenoid; primary alcohol | allergen; fragrance; plant metabolite; volatile oil component |
glycosides [no description available] | 3.95 | 13 | 0 | ||
isosafrole isosafrole: RN given refers to cpd without isomeric designation | 1.98 | 1 | 0 | benzodioxoles | |
stilbenes Stilbenes: Organic compounds that contain 1,2-diphenylethylene as a functional group.. trans-stilbene : The trans-isomer of stilbene. | 2.13 | 1 | 0 | stilbene | |
phenyl-n-tert-butylnitrone phenyl-N-tert-butylnitrone: a spin-trapping agent | 1.99 | 1 | 0 | ||
flavin-adenine dinucleotide Flavin-Adenine Dinucleotide: A condensation product of riboflavin and adenosine diphosphate. The coenzyme of various aerobic dehydrogenases, e.g., D-amino acid oxidase and L-amino acid oxidase. (Lehninger, Principles of Biochemistry, 1982, p972) | 2.17 | 1 | 0 | flavin adenine dinucleotide; vitamin B2 | cofactor; Escherichia coli metabolite; human metabolite; mouse metabolite; prosthetic group |
arginine vasopressin Arginine Vasopressin: The predominant form of mammalian antidiuretic hormone. It is a nonapeptide containing an ARGININE at residue 8 and two disulfide-linked cysteines at residues of 1 and 6. Arg-vasopressin is used to treat DIABETES INSIPIDUS or to improve vasomotor tone and BLOOD PRESSURE.. argipressin : The predominant form of mammalian vasopressin (antidiuretic hormone). It is a nonapeptide containing an arginine at residue 8 and two disulfide-linked cysteines at residues of 1 and 6. | 1.93 | 1 | 0 | vasopressin | cardiovascular drug; hematologic agent; mitogen |
pyrophosphate Diphosphates: Inorganic salts of phosphoric acid that contain two phosphate groups. | 1.99 | 1 | 0 | diphosphate ion | |
etorphine [no description available] | 2.03 | 1 | 0 | alcohol; morphinane alkaloid | opioid analgesic; opioid receptor agonist; sedative |
dienestrol Dienestrol: A synthetic, non-steroidal estrogen structurally related to stilbestrol. It is used, usually as the cream, in the treatment of menopausal and postmenopausal symptoms.. dienestrol : An olefinic compound that is hexa-2,4-diene substituted by 4-hydroxyphenyl groups at positions 3 and 4 respectively. | 3.52 | 2 | 0 | ||
thioinosine Thioinosine: Sulfhydryl analog of INOSINE that inhibits nucleoside transport across erythrocyte plasma membranes, and has immunosuppressive properties. It has been used similarly to MERCAPTOPURINE in the treatment of leukemia. (From Martindale, The Extra Pharmacopoeia, 30th ed, p503) | 1.98 | 1 | 0 | ||
captax captax: RN given refers to parent cpd. 1,3-benzothiazole-2-thiol : 1,3-Benzothiazole substituted at the 2-position with a sulfanyl group. | 3.1 | 1 | 0 | aryl thiol; benzothiazoles | carcinogenic agent; metabolite |
7-benzyloxy-4-trifluoromethylcoumarin 7-benzyloxy-4-trifluoromethylcoumarin: a substrate for CYP3A4 | 2.51 | 2 | 0 | ||
cotinine Cotinine: The N-glucuronide conjugate of cotinine is a major urinary metabolite of NICOTINE. It thus serves as a biomarker of exposure to tobacco SMOKING. It has CNS stimulating properties.. (-)-cotinine : An N-alkylpyrrolidine that consists of N-methylpyrrolidinone bearing a pyridin-3-yl substituent at position C-5 (the 5S-enantiomer). It is an alkaloid commonly found in Nicotiana tabacum. | 2 | 1 | 0 | N-alkylpyrrolidine; pyridines; pyrrolidin-2-ones; pyrrolidine alkaloid | antidepressant; biomarker; human xenobiotic metabolite; plant metabolite |
thiothixene [no description available] | 3.1 | 1 | 0 | N-methylpiperazine | anticoronaviral agent |
curcumin Curcumin: A yellow-orange dye obtained from tumeric, the powdered root of CURCUMA longa. It is used in the preparation of curcuma paper and the detection of boron. Curcumin appears to possess a spectrum of pharmacological properties, due primarily to its inhibitory effects on metabolic enzymes.. curcumin : A beta-diketone that is methane in which two of the hydrogens are substituted by feruloyl groups. A natural dyestuff found in the root of Curcuma longa. | 8.17 | 5 | 0 | aromatic ether; beta-diketone; diarylheptanoid; enone; polyphenol | anti-inflammatory agent; antifungal agent; antineoplastic agent; biological pigment; contraceptive drug; dye; EC 1.1.1.205 (IMP dehydrogenase) inhibitor; EC 1.1.1.21 (aldehyde reductase) inhibitor; EC 1.1.1.25 (shikimate dehydrogenase) inhibitor; EC 1.6.5.2 [NAD(P)H dehydrogenase (quinone)] inhibitor; EC 1.8.1.9 (thioredoxin reductase) inhibitor; EC 2.7.10.2 (non-specific protein-tyrosine kinase) inhibitor; EC 3.5.1.98 (histone deacetylase) inhibitor; flavouring agent; food colouring; geroprotector; hepatoprotective agent; immunomodulator; iron chelator; ligand; lipoxygenase inhibitor; metabolite; neuroprotective agent; nutraceutical; radical scavenger |
4-(3,4-dimethoxyphenyl)-N-(3-methyl-2-pyridinyl)-2-thiazolamine [no description available] | 2.06 | 1 | 0 | dimethoxybenzene | |
cinnarizine Cinnarizine: A piperazine derivative having histamine H1-receptor and calcium-channel blocking activity with vasodilating and antiemetic properties but it induces PARKINSONIAN DISORDERS. | 2.05 | 1 | 0 | diarylmethane; N-alkylpiperazine; olefinic compound | anti-allergic agent; antiemetic; calcium channel blocker; geroprotector; H1-receptor antagonist; histamine antagonist; muscarinic antagonist |
sulindac Sulindac: A sulfinylindene derivative prodrug whose sulfinyl moiety is converted in vivo to an active NSAID analgesic. Specifically, the prodrug is converted by liver enzymes to a sulfide which is excreted in the bile and then reabsorbed from the intestine. This helps to maintain constant blood levels with reduced gastrointestinal side effects.. sulindac : A monocarboxylic acid that is 1-benzylidene-1H-indene which is substituted at positions 2, 3, and 5 by methyl, carboxymethyl, and fluorine respectively, and in which the phenyl group of the benzylidene moiety is substituted at the para position by a methylsulfinyl group. It is a prodrug for the corresponding sulfide, a non-steroidal anti-inflammatory drug, used particularly in the treatment of acute and chronic inflammatory conditions. | 2.03 | 1 | 0 | monocarboxylic acid; organofluorine compound; sulfoxide | analgesic; antineoplastic agent; antipyretic; apoptosis inducer; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; non-narcotic analgesic; non-steroidal anti-inflammatory drug; prodrug; tocolytic agent |
capsaicin ALGRX-4975: an injectable capsaicin (TRPV1 receptor agonist) formulation for longlasting pain relief. capsaicinoid : A family of aromatic fatty amides produced as secondary metabolites by chilli peppers. | 2 | 1 | 0 | capsaicinoid | non-narcotic analgesic; TRPV1 agonist; voltage-gated sodium channel blocker |
chlorogenic acid caffeoylquinic acid: Antiviral Agent; structure in first source. chlorogenate : A monocarboxylic acid anion that is the conjugate base of chlorogenic acid; major species at pH 7.3. | 3.1 | 1 | 0 | cinnamate ester; tannin | food component; plant metabolite |
ethylenethiourea Ethylenethiourea: A degradation product of ethylenebis(dithiocarbamate) fungicides. It has been found to be carcinogenic and to cause THYROID hyperplasia. | 1.96 | 1 | 0 | imidazolidines | |
indigo carmine Indigo Carmine: Indolesulfonic acid used as a dye in renal function testing for the detection of nitrates and chlorates, and in the testing of milk.. indigo carmine : An organic sodium salt resulting from the formal condensation of indigo carmine (acid form) with two equivalents of sodium hydroxide. It is an indicator at pH 11.5-14, changing from blue to yellow. | 2.05 | 1 | 0 | ||
D-fructopyranose [no description available] | 2.88 | 4 | 0 | cyclic hemiketal; D-fructose; fructopyranose | sweetening agent |
ferric ferrocyanide ferric ferrocyanide: antidote to thallium poisoning; RN given refers to Fe(+3)[3:4] salt; structure | 2.59 | 2 | 0 | ||
nadp [no description available] | 3.38 | 7 | 0 | ||
1,1-diphenyl-2-picrylhydrazyl 1,1-diphenyl-2-picrylhydrazyl: A diphenyl picrate; the ability to decolorize this stable radical indicates reactivity of tested compounds (Banda, Anal Chem 46:1772-7 1974) | 2.05 | 1 | 0 | ||
valinomycin Valinomycin: A cyclododecadepsipeptide ionophore antibiotic produced by Streptomyces fulvissimus and related to the enniatins. It is composed of 3 moles each of L-valine, D-alpha-hydroxyisovaleric acid, D-valine, and L-lactic acid linked alternately to form a 36-membered ring. (From Merck Index, 11th ed) Valinomycin is a potassium selective ionophore and is commonly used as a tool in biochemical studies.. valinomycin : A twelve-membered cyclodepsipeptide composed of three repeating D-alpha-hydroxyisovaleryl-D-valyl-L-lactoyl-L-valyl units joined in sequence. An antibiotic found in several Streptomyces strains. | 2 | 1 | 0 | cyclodepsipeptide; macrocycle | antimicrobial agent; antiviral agent; bacterial metabolite; potassium ionophore |
thiopental Thiopental: A barbiturate that is administered intravenously for the induction of general anesthesia or for the production of complete anesthesia of short duration.. thiopental : A barbiturate, the structure of which is that of 2-thiobarbituric acid substituted at C-5 by ethyl and sec-pentyl groups. | 2.68 | 3 | 0 | barbiturates | anticonvulsant; drug allergen; environmental contaminant; intravenous anaesthetic; sedative; xenobiotic |
4-azidosalicylic acid 4-azidosalicylic acid: structure given in first source | 2.03 | 1 | 0 | ||
laccase Laccase: A copper-containing oxidoreductase enzyme that catalyzes the oxidation of 4-benzenediol to 4-benzosemiquinone. It also has activity towards a variety of O-quinols and P-quinols. It primarily found in FUNGI and is involved in LIGNIN degradation, pigment biosynthesis and detoxification of lignin-derived products. | 7.52 | 2 | 0 | ||
cobaltous chloride cobaltous chloride: RN given refers to unlabeled cpd; RN in Chemline for cobalt trichloride: 10241-04-0; RN for 60-labeled cpd: 14543-09-0; RN for 57-labeled cpd: 164113-89-1; RN for 58-labeled cpd: 29377-09-1; structure. cobalt dichloride : A cobalt salt in which the cobalt metal is in the +2 oxidation state and the counter-anion is chloride. It is used as an indicator for water in desiccants. | 1.96 | 1 | 0 | cobalt salt; inorganic chloride | allergen; calcium channel blocker; sensitiser; two-colour indicator |
nitrogen dioxide Nitrogen Dioxide: Nitrogen oxide (NO2). A highly poisonous gas. Exposure produces inflammation of lungs that may only cause slight pain or pass unnoticed, but resulting edema several days later may cause death. (From Merck, 11th ed) It is a major atmospheric pollutant that is able to absorb UV light that does not reach the earth's surface. | 2.02 | 1 | 0 | nitrogen oxide | |
quinine [no description available] | 2.38 | 2 | 0 | cinchona alkaloid | antimalarial; muscle relaxant; non-narcotic analgesic |
7-benzyloxyquinoline 7-benzyloxyquinoline: fluorescent substrate for cytochrome P-450 monooxygenases; structure given in first source | 2.31 | 1 | 0 | ||
sch 23390 SCH 23390: a selective D1-receptor antagonist. SCH 23390 : A benzazepine that is 2,3,4,5-tetrahydro-3-benzazepine bearing a phenyl substituent at position 1, a methyl substituent at position 3, a chloro substituent at position 7 and a hydroxy substituent at position 8. | 3.1 | 1 | 0 | benzazepine | |
7-o-ethyl fangchinoline 7-O-ethyl fangchinoline: RN given refers to the (1beta)-isomer; | 2.05 | 1 | 0 | ||
cytellin cytellin: a phytosterol preparation of mainly B-sitosterol, that was marketed by Eli Lilly to lower cholesterol 1957 to 1982 | 2.05 | 1 | 0 | ||
anthraquinone sulfonate anthraquinone sulfonate: RN given refers to cpd with unspecified acid locant | 2.21 | 1 | 0 | ||
4-amino-2-nitrophenol [no description available] | 1.93 | 1 | 0 | 2-nitrophenols | |
sodium dodecyl sulfate Sodium Dodecyl Sulfate: An anionic surfactant, usually a mixture of sodium alkyl sulfates, mainly the lauryl; lowers surface tension of aqueous solutions; used as fat emulsifier, wetting agent, detergent in cosmetics, pharmaceuticals and toothpastes; also as research tool in protein biochemistry.. sodium dodecyl sulfate : An organic sodium salt that is the sodium salt of dodecyl hydrogen sulfate. | 2.48 | 2 | 0 | organic sodium salt | detergent; protein denaturant |
4-nitrocatechol 4-nitrocatechol : A member of the class of catechols that is benzene-1,2-diol substituted by a nitro group at position 4.It is the by-product of the hydroxylation of p-nitrophenol. | 4.4 | 21 | 0 | C-nitro compound; catechols | human xenobiotic metabolite; lipoxygenase inhibitor |
2-amino-4-nitrophenol [no description available] | 2.9 | 4 | 0 | 4-nitrophenols | |
alpha-chymotrypsin Chymotrypsin: A serine endopeptidase secreted by the pancreas as its zymogen, CHYMOTRYPSINOGEN and carried in the pancreatic juice to the duodenum where it is activated by TRYPSIN. It selectively cleaves aromatic amino acids on the carboxyl side. | 2.39 | 2 | 0 | ||
2-ethynylaniline 2-ethynylaniline: structure in first source | 2.08 | 1 | 0 | ||
sodium borohydride sodium borohydride: RN given refers to parent cpd | 4.73 | 27 | 0 | inorganic sodium salt; metal tetrahydridoborate | |
2-nitro-4-phenylenediamine 2-nitro-4-phenylenediamine: 2-nitro-1,4-benzenediamine; RN given refers to parent cpd. 2-nitro-p-phenylenediamine : A primary amino compound that is p-phenylenediamine in which one of the hydrogens attached to the benzene ring is replaced by a nitro group. It is a cosmetic hair dye intermediate that is used in permanent hair colouring products (diluted 1:1 with an oxidising agent prior to application). | 2.44 | 2 | 0 | C-nitro compound; primary amino compound | |
digitoxigenin Digitoxigenin: 3 beta,14-Dihydroxy-5 beta-card-20(22)enolide. A cardenolide which is the aglycon of digitoxin. Synonyms: Cerberigenin; Echujetin; Evonogenin; Thevetigenin.. digitoxigenin : A 5beta-cardenolide that is 5beta-cardanolide with hydroxy substituents at the 3beta- and 14beta-positions and double bond unsaturation at C(20)-C(22). | 3.48 | 2 | 0 | 14beta-hydroxy steroid; 3beta-hydroxy steroid | |
osteoprotegerin Osteoprotegerin: A secreted member of the TNF receptor superfamily that negatively regulates osteoclastogenesis. It is a soluble decoy receptor of RANK LIGAND that inhibits both CELL DIFFERENTIATION and function of OSTEOCLASTS by inhibiting the interaction between RANK LIGAND and RECEPTOR ACTIVATOR OF NUCLEAR FACTOR-KAPPA B. | 2.11 | 1 | 0 | long-chain fatty acid | |
cathepsin g Cathepsin G: A serine protease found in the azurophil granules of NEUTROPHILS. It has an enzyme specificity similar to that of chymotrypsin C. | 1.96 | 1 | 0 | ||
5-methoxy-1,2-dimethyl-3-((4-nitrophenoxy)methyl)indole-4,7-dione 5-methoxy-1,2-dimethyl-3-((4-nitrophenoxy)methyl)indole-4,7-dione: structure in first source | 2.03 | 1 | 0 | ||
diclofenac sodium Diclofenac Sodium: The sodium form of DICLOFENAC. It is used for its analgesic and anti-inflammatory properties.. diclofenac sodium : The sodium salt of diclofenac. | 2.02 | 1 | 0 | organic sodium salt | |
palladium oxide palladium oxide: RN given refers to PdO | 2.05 | 1 | 0 | ||
diethyl maleate diethyl maleate : A maleate ester resulting from the formal condensation of both carboxy groups of maleic acid with ethanol. A colourless liquid at room temperature (m.p. -10degreeC) with boiling point 220degreeC at 1 atm., it is commonly used as a dienophile for Diels-Alder-type cycloaddition reactions in organic synthesis. | 1.96 | 1 | 0 | ethyl ester; maleate ester | glutathione depleting agent |
quercetin [no description available] | 4.65 | 8 | 0 | 7-hydroxyflavonol; pentahydroxyflavone | antibacterial agent; antineoplastic agent; antioxidant; Aurora kinase inhibitor; chelator; EC 1.10.99.2 [ribosyldihydronicotinamide dehydrogenase (quinone)] inhibitor; geroprotector; phytoestrogen; plant metabolite; protein kinase inhibitor; radical scavenger |
bilirubin [no description available] | 5.33 | 18 | 0 | biladienes; dicarboxylic acid | antioxidant; human metabolite; mouse metabolite |
dinoprostone prostaglandin E2 : Prostaglandin F2alpha in which the hydroxy group at position 9 has been oxidised to the corresponding ketone. Prostaglandin E2 is the most common and most biologically potent of mammalian prostaglandins. | 2.05 | 1 | 0 | prostaglandins E | human metabolite; mouse metabolite; oxytocic |
apigenin Chamomile: Common name for several daisy-like plants (MATRICARIA; TRIPLEUROSPERMUM; ANTHEMIS; CHAMAEMELUM) native to Europe and Western Asia, now naturalized in the United States and Australia. | 3.54 | 2 | 0 | trihydroxyflavone | antineoplastic agent; metabolite |
luteolin [no description available] | 2.11 | 1 | 0 | 3'-hydroxyflavonoid; tetrahydroxyflavone | angiogenesis inhibitor; anti-inflammatory agent; antineoplastic agent; apoptosis inducer; c-Jun N-terminal kinase inhibitor; EC 2.3.1.85 (fatty acid synthase) inhibitor; immunomodulator; nephroprotective agent; plant metabolite; radical scavenger; vascular endothelial growth factor receptor antagonist |
linoleic acid Linoleic Acid: A doubly unsaturated fatty acid, occurring widely in plant glycosides. It is an essential fatty acid in mammalian nutrition and is used in the biosynthesis of prostaglandins and cell membranes. (From Stedman, 26th ed). linoleic acid : An octadecadienoic acid in which the two double bonds are at positions 9 and 12 and have Z (cis) stereochemistry. | 1.96 | 1 | 0 | octadecadienoic acid; omega-6 fatty acid | algal metabolite; Daphnia galeata metabolite; plant metabolite |
scopoletin [no description available] | 3.1 | 1 | 0 | hydroxycoumarin | plant growth regulator; plant metabolite |
vitamin k semiquinone radical vitamin K semiquinone radical: found in active preparations of vitamin K-dependent carboxylase. vitamin K : Any member of a group of fat-soluble 2-methyl-1,4-napthoquinones that exhibit biological activity against vitamin K deficiency. Vitamin K is required for the synthesis of prothrombin and certain other blood coagulation factors. | 2 | 1 | 0 | ||
maleoylacetic acid maleoylacetic acid: RN given refers to (Z)-isomer. maleylacetic acid : A 4-oxohex-2-enedioic acid with a Z-configuration.. 4-oxohex-2-enedioate : An oxo dicarboxylate that is the conjugate base of 4-oxohex-2-enedioic acid.. maleylacetate : A 4-oxohex-2-enedioate that is the conjugate base of maleylacetic acid. | 2.08 | 1 | 0 | 4-oxohex-2-enedioic acid | bacterial xenobiotic metabolite |
retinol palmitate retinol palmitate: RN given refers to parent cpd; structure. retinyl palmitate : A palmitate ester of retinol with undefined geometry about the C=C bonds.. all-trans-retinyl palmitate : An all-trans-retinyl ester obtained by formal condensation of the carboxy group of palmitic (hexadecanoic acid) with the hydroxy group of all-trans-retinol. It is used in cosmetic products to treat various skin disorders such as acne, skin aging, wrinkles, dark spots, and also protect against psoriasis. | 1.97 | 1 | 0 | all-trans-retinyl ester; retinyl palmitate | antioxidant; Escherichia coli metabolite; human xenobiotic metabolite |
hymecromone Hymecromone: A coumarin derivative possessing properties as a spasmolytic, choleretic and light-protective agent. It is also used in ANALYTICAL CHEMISTRY TECHNIQUES for the determination of NITRIC ACID. | 4.8 | 10 | 0 | hydroxycoumarin | antineoplastic agent; hyaluronic acid synthesis inhibitor |
vitamin d 2 Ergocalciferols: Derivatives of ERGOSTEROL formed by ULTRAVIOLET RAYS breaking of the C9-C10 bond. They differ from CHOLECALCIFEROL in having a double bond between C22 and C23 and a methyl group at C24.. vitamin D2 : A vitamin D supplement and has been isolated from alfalfa. | 3.1 | 1 | 0 | hydroxy seco-steroid; seco-ergostane; vitamin D | bone density conservation agent; nutraceutical; plant metabolite; rodenticide |
cholecalciferol Cholecalciferol: Derivative of 7-dehydroxycholesterol formed by ULTRAVIOLET RAYS breaking of the C9-C10 bond. It differs from ERGOCALCIFEROL in having a single bond between C22 and C23 and lacking a methyl group at C24.. calciol : A hydroxy seco-steroid that is (5Z,7E)-9,10-secocholesta-5,7,10(19)-triene in which the pro-S hydrogen at position 3 has been replaced by a hydroxy group. It is the inactive form of vitamin D3, being hydroxylated in the liver to calcidiol (25-hydroxyvitamin D3), which is then further hydroxylated in the kidney to give calcitriol (1,25-dihydroxyvitamin D3), the active hormone. | 3.1 | 1 | 0 | D3 vitamins; hydroxy seco-steroid; seco-cholestane; secondary alcohol; steroid hormone | geroprotector; human metabolite |
sinapaldehyde sinapyl aldehyde: structure in first source. (E)-sinapaldehyde : A member of the class of cinnamaldehydes that is cinnamaldehyde substituted by a hydroxy group at position 4 and methoxy groups at positions 3 and 5. | 2.02 | 1 | 0 | cinnamaldehydes; dimethoxybenzene; phenols | antifungal agent; plant metabolite |
alpha-linolenic acid linolenic acid : A two-membered subclass of octadecatrienoic acid comprising the (9Z,12Z,15Z)- and (6Z,9Z,12Z)-isomers. Linolenic acids are nutrients essential to the formation of prostaglandins and are also used in making paints and synthetic resins.. linolenate : A polyunsaturated fatty acid anion obtained by deprotonation of the carboxy group of either alpha- or gamma-linolenic acid. | 1.96 | 1 | 0 | linolenic acid; omega-3 fatty acid | micronutrient; mouse metabolite; nutraceutical |
harmine Harmine: Alkaloid isolated from seeds of PEGANUM HARMALA; ZYGOPHYLLACEAE. It is identical to banisterine, or telepathine, from Banisteria caapi and is one of the active ingredients of hallucinogenic drinks made in the western Amazon region from related plants. It has no therapeutic use, but (as banisterine) was hailed as a cure for postencephalitic PARKINSON DISEASE in the 1920's.. harmine : A harmala alkaloid in which the harman skeleton is methoxy-substituted at C-7. | 2.38 | 2 | 0 | harmala alkaloid | anti-HIV agent; EC 1.4.3.4 (monoamine oxidase) inhibitor; metabolite |
genistein [no description available] | 1.99 | 1 | 0 | 7-hydroxyisoflavones | antineoplastic agent; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; geroprotector; human urinary metabolite; phytoestrogen; plant metabolite; tyrosine kinase inhibitor |
amphotericin b Amphotericin B: Macrolide antifungal antibiotic produced by Streptomyces nodosus obtained from soil of the Orinoco river region of Venezuela.. amphotericin B : A macrolide antibiotic used to treat potentially life-threatening fungal infections. | 2.38 | 2 | 0 | antibiotic antifungal drug; macrolide antibiotic; polyene antibiotic | antiamoebic agent; antiprotozoal drug; bacterial metabolite |
entacapone entacapone: structure given in first source. entacapone : A monocarboxylic acid amide that is N,N-diethylprop-2-enamide in which the hydrogen at position 2 is substituted by a cyano group and the hydrogen at the 3E position is substituted by a 3,4-dihydroxy-5-nitrophenyl group. | 2 | 1 | 0 | 2-nitrophenols; catechols; monocarboxylic acid amide; nitrile | antidyskinesia agent; antiparkinson drug; central nervous system drug; EC 2.1.1.6 (catechol O-methyltransferase) inhibitor |
esculetin esculetin: used in filters for absorption of ultraviolet light; structure. esculetin : A hydroxycoumarin that is umbelliferone in which the hydrogen at position 6 is substituted by a hydroxy group. It is used in filters for absorption of ultraviolet light. | 3.1 | 1 | 0 | hydroxycoumarin | antioxidant; plant metabolite; ultraviolet filter |
7-hydroxycoumarin 7-oxycoumarin: derivatives have anti-oxidant properties. umbelliferone : A hydroxycoumarin that is coumarin substituted by a hydroxy group ay position 7. | 4.36 | 6 | 0 | hydroxycoumarin | fluorescent probe; food component; plant metabolite |
zearalenone Zearalenone: (S-(E))-3,4,5,6,8,10-Hexahydro-14,16-dihydroxy-3-methyl-1H-2-benzoxacyclotetradecin-1,7(8H)-dione. One of a group of compounds known under the general designation of resorcylic acid lactones. Cis, trans, dextro and levo forms have been isolated from the fungus Gibberella zeae (formerly Fusarium graminearum). They have estrogenic activity, cause toxicity in livestock as feed contaminant, and have been used as anabolic or estrogen substitutes.. zearalenone : A macrolide comprising a fourteen-membered lactone fused to 1,3-dihydroxybenzene; a potent estrogenic metabolite produced by some Giberella species. | 2.6 | 1 | 0 | macrolide; resorcinols | fungal metabolite; mycoestrogen |
baicalein [no description available] | 3.5 | 2 | 0 | trihydroxyflavone | angiogenesis inhibitor; anti-inflammatory agent; antibacterial agent; anticoronaviral agent; antifungal agent; antineoplastic agent; antioxidant; apoptosis inducer; EC 1.13.11.31 (arachidonate 12-lipoxygenase) inhibitor; EC 1.13.11.33 (arachidonate 15-lipoxygenase) inhibitor; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; EC 3.4.22.69 (SARS coronavirus main proteinase) inhibitor; EC 4.1.1.17 (ornithine decarboxylase) inhibitor; ferroptosis inhibitor; geroprotector; hormone antagonist; plant metabolite; prostaglandin antagonist; radical scavenger |
chrysin chrysin : A dihydroxyflavone in which the two hydroxy groups are located at positions 5 and 7. | 3.1 | 1 | 0 | 7-hydroxyflavonol; dihydroxyflavone | anti-inflammatory agent; antineoplastic agent; antioxidant; EC 2.7.11.18 (myosin-light-chain kinase) inhibitor; hepatoprotective agent; plant metabolite |
fisetin [no description available] | 3.1 | 1 | 0 | 3'-hydroxyflavonoid; 7-hydroxyflavonol; tetrahydroxyflavone | anti-inflammatory agent; antioxidant; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; geroprotector; metabolite; plant metabolite |
galangin 5,7-dihydroxyflavonol: antimicrobial from the twigs of Populus nigra x Populus deltoides; structure in first source. galangin : A 7-hydroxyflavonol with additional hydroxy groups at positions 3 and 5 respectively; a growth inhibitor of breast tumor cells. | 3.1 | 1 | 0 | 7-hydroxyflavonol; trihydroxyflavone | antimicrobial agent; EC 3.1.1.3 (triacylglycerol lipase) inhibitor; plant metabolite |
genkwanin genkwanin: structure. genkwanin : A monomethoxyflavone that is apigenin in which the hydroxy group at position 7 is methylated. | 2.13 | 1 | 0 | dihydroxyflavone; monomethoxyflavone | metabolite |
mangiferin shamimin: isolated from the leaves of Bombax ceiba; structure in first source | 2.06 | 1 | 0 | C-glycosyl compound; xanthones | anti-inflammatory agent; antioxidant; hypoglycemic agent; plant metabolite |
3-methylquercetin isorhamnetin : A monomethoxyflavone that is quercetin in which the hydroxy group at position 3' is replaced by a methoxy group. | 2.15 | 1 | 0 | 7-hydroxyflavonol; monomethoxyflavone; tetrahydroxyflavone | anticoagulant; EC 1.14.18.1 (tyrosinase) inhibitor; metabolite |
myricetin [no description available] | 2.15 | 1 | 0 | 7-hydroxyflavonol; hexahydroxyflavone | antineoplastic agent; antioxidant; cyclooxygenase 1 inhibitor; food component; geroprotector; hypoglycemic agent; plant metabolite |
orientin orientin: structure given in first source; RN given refers to the (D-glucopyranosyl)-isomer. orientin : A C-glycosyl compound that is luteolin substituted by a beta-D-glucopyranosyl moiety at position 8. | 2.11 | 1 | 0 | 3'-hydroxyflavonoid; C-glycosyl compound; tetrahydroxyflavone | antioxidant; metabolite |
daidzein [no description available] | 2.01 | 1 | 0 | 7-hydroxyisoflavones | antineoplastic agent; EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor; EC 3.2.1.20 (alpha-glucosidase) inhibitor; phytoestrogen; plant metabolite |
4-hydroxyestradiol 4-hydroxyestradiol: catechol estrogen. 4-hydroxy-17beta-estradiol : A 4-hydroxy steroid that consists of 17beta-estradiol having an additional hydroxy group at position 4. | 3.1 | 1 | 0 | 4-hydroxy steroid | metabolite |
isotretinoin Isotretinoin: A topical dermatologic agent that is used in the treatment of ACNE VULGARIS and several other skin diseases. The drug has teratogenic and other adverse effects.. isotretinoin : A retinoic acid that is all-trans-retinoic acid in which the double bond which is alpha,beta- to the carboxy group is isomerised to Z configuration. A synthetic retinoid, it is used for the treatment of severe cases of acne and other skin diseases. | 3.1 | 1 | 0 | retinoic acid | antineoplastic agent; keratolytic drug; teratogenic agent |
epoprostenol [no description available] | 2.05 | 1 | 0 | prostaglandins I | mouse metabolite |
hyodeoxycholic acid hyodeoxycholic acid: differs from deoxycholic acid in that the 6 alpha-OH is in the 12 position in the former; RN given refers to (3alpha,5beta,6alpha)-isomer. hyodeoxycholic acid : A member of the class of 5beta-cholanic acids that is (5beta)-cholan-24-oic acid substituted by alpha-hydroxy groups at positions 3 and 6. | 3.1 | 1 | 0 | 5beta-cholanic acids; 6alpha,20xi-murideoxycholic acid; bile acid; C24-steroid | human metabolite; mouse metabolite |
codeine [no description available] | 4.03 | 4 | 0 | morphinane alkaloid; organic heteropentacyclic compound | antitussive; drug allergen; environmental contaminant; opioid analgesic; opioid receptor agonist; prodrug; xenobiotic |
cyclosporine ramihyphin A: one of the metabolites produced by Fusarium sp. S-435; RN given refers to cpd with unknown MF | 1.98 | 1 | 0 | homodetic cyclic peptide | anti-asthmatic drug; anticoronaviral agent; antifungal agent; antirheumatic drug; carcinogenic agent; dermatologic drug; EC 3.1.3.16 (phosphoprotein phosphatase) inhibitor; geroprotector; immunosuppressive agent; metabolite |
hydromorphone Hydromorphone: An opioid analgesic made from MORPHINE and used mainly as an analgesic. It has a shorter duration of action than morphine.. hydromorphone : A morphinane alkaloid that is a hydrogenated ketone derivative of morphine. A semi-synthetic drug, it is a centrally acting pain medication of the opioid class. | 3.52 | 2 | 0 | morphinane alkaloid; organic heteropentacyclic compound | mu-opioid receptor agonist; opioid analgesic |
nalmefene nalmefene: RN given refers to 5-alpha isomer | 3.1 | 1 | 0 | morphinane alkaloid | |
nalorphine Nalorphine: A narcotic antagonist with some agonist properties. It is an antagonist at mu opioid receptors and an agonist at kappa opioid receptors. Given alone it produces a broad spectrum of unpleasant effects and it is considered to be clinically obsolete. | 3.1 | 1 | 0 | morphinane alkaloid | |
naloxone Naloxone: A specific opiate antagonist that has no agonist activity. It is a competitive antagonist at mu, delta, and kappa opioid receptors.. naloxone : A synthetic morphinane alkaloid that is morphinone in which the enone double bond has been reduced to a single bond, the hydrogen at position 14 has been replaced by a hydroxy group, and the methyl group attached to the nitrogen has been replaced by an allyl group. A specific opioid antagonist, it is used (commonly as its hydrochloride salt) to reverse the effects of opioids, both following their use of opioids during surgery and in cases of known or suspected opioid overdose. | 3.1 | 1 | 0 | morphinane alkaloid; organic heteropentacyclic compound; tertiary alcohol | antidote to opioid poisoning; central nervous system depressant; mu-opioid receptor antagonist |
oxycodone Oxycodone: A semisynthetic derivative of CODEINE.. oxycodone : A semisynthetic opioid of formula C18H21NO4 that is derived from thebaine. It is a moderately potent opioid analgesic, generally used for relief of moderate to severe pain. | 3.1 | 1 | 0 | organic heteropentacyclic compound; semisynthetic derivative | antitussive; mu-opioid receptor agonist; opioid analgesic |
oxymorphone Oxymorphone: An opioid analgesic with actions and uses similar to those of MORPHINE, apart from an absence of cough suppressant activity. It is used in the treatment of moderate to severe pain, including pain in obstetrics. It may also be used as an adjunct to anesthesia. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1092) | 3.1 | 1 | 0 | morphinane alkaloid | |
6alpha-hydroxy-17beta-estradiol 6alpha-hydroxy-17beta-estradiol : A 4-hydroxy steroid that consists of 17beta-estradiol bearing an additional 6alpha-hydroxy substituent. | 3.1 | 1 | 0 | 6alpha-hydroxy steroid | |
morphine Meconium: The thick green-to-black mucilaginous material found in the intestines of a full-term fetus. It consists of secretions of the INTESTINAL GLANDS; BILE PIGMENTS; FATTY ACIDS; AMNIOTIC FLUID; and intrauterine debris. It constitutes the first stools passed by a newborn. | 10.03 | 13 | 0 | morphinane alkaloid; organic heteropentacyclic compound; tertiary amino compound | anaesthetic; drug allergen; environmental contaminant; geroprotector; mu-opioid receptor agonist; opioid analgesic; plant metabolite; vasodilator agent; xenobiotic |
benzphetamine Benzphetamine: A sympathomimetic agent with properties similar to DEXTROAMPHETAMINE. It is used in the treatment of obesity. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1222). benzphetamine : Dextroamphetamine in which the the hydrogens attached to the amino group are substituted by a methyl and a benzyl group. A sympathomimetic agent with properties similar to dextroamphetamine, it is used as its hydrochloride salt in the treatment of obesity. | 1.97 | 1 | 0 | amphetamines; tertiary amine | adrenergic uptake inhibitor; appetite depressant; dopamine uptake inhibitor; sympathomimetic agent |
lysophosphatidylcholines lysophosphatidylcholine : An acylglycerophosphocholine resulting from partial hydrolysis of a phosphatidylcholine, which removes one of the fatty acyl groups. The structure is depicted in the image where R1 = acyl, R2 = H or where R1 = H, R2 = acyl. | 2.39 | 2 | 0 | 1-O-acyl-sn-glycero-3-phosphocholine | |
cytochalasin b Cytochalasin B: A cytotoxic member of the CYTOCHALASINS.. cytochalasin B : An organic heterotricyclic compound, that is a mycotoxin which is cell permeable an an inhibitor of cytoplasmic division by blocking the formation of contractile microfilaments. | 2.11 | 1 | 0 | cytochalasin; lactam; lactone; organic heterotricyclic compound | actin polymerisation inhibitor; metabolite; mycotoxin; platelet aggregation inhibitor |
nalbuphine Nalbuphine: A narcotic used as a pain medication. It appears to be an agonist at KAPPA RECEPTORS and an antagonist or partial agonist at MU RECEPTORS. | 3.1 | 1 | 0 | organic heteropentacyclic compound | mu-opioid receptor antagonist; opioid analgesic |
cinnamyl alcohol cinnamyl alcohol: RN given refers to parent cpd without isomeric designation. (E)-cinnamyl alcohol : The E (trans) stereoisomer of cinnamyl alcohol.. cinnamyl alcohol : A primary alcohol comprising an allyl core with a hydroxy substituent at the 1-position and a phenyl substituent at the 3-position (geometry of the C=C bond unspecified). | 3.1 | 1 | 0 | cinnamyl alcohol | plant metabolite |
hydroxygenkwanin hydroxygenkwanin: isolated from leaves of Daphne genkwa | 2.13 | 1 | 0 | ether; flavonoids | |
acetaldehyde oxime acetaldehyde oxime: structure. (E)-acetaldehyde oxime : The (E)-stereoisomer of acetaldehyde oxime.. acetaldehyde oxime : An aldoxime derived from acetaldehyde. | 2.11 | 1 | 0 | acetaldehyde oxime | |
lead Lead: A soft, grayish metal with poisonous salts; atomic number 82, atomic weight 207.2, symbol Pb. | 3.59 | 8 | 0 | carbon group element atom; elemental lead; metal atom | neurotoxin |
antimony Antimony: A metallic element that has the atomic symbol Sb, atomic number 51, and atomic weight 121.75. It is used as a metal alloy and as medicinal and poisonous salts. It is toxic and an irritant to the skin and the mucous membranes. | 2.05 | 1 | 0 | metalloid atom; pnictogen | |
cesium Cesium: A member of the alkali metals. It has an atomic symbol Cs, atomic number 50, and atomic weight 132.91. Cesium has many industrial applications, including the construction of atomic clocks based on its atomic vibrational frequency. | 1.97 | 1 | 0 | alkali metal atom | |
barium Barium: An element of the alkaline earth group of metals. It has an atomic symbol Ba, atomic number 56, and atomic weight 138. All of its acid-soluble salts are poisonous. | 2.37 | 2 | 0 | alkaline earth metal atom; elemental barium | |
triphenyltin triphenyltin: triphenyltin derivatives widely used as pesticides; all of first source is triphenyltin cpds | 2.03 | 1 | 0 | ||
levorphanol Levorphanol: A narcotic analgesic that may be habit-forming. It is nearly as effective orally as by injection. | 3.47 | 2 | 0 | morphinane alkaloid | |
strontium Strontium: An element of the alkaline earth family of metals. It has the atomic symbol Sr, atomic number 38, and atomic weight 87.62. | 2.04 | 1 | 0 | alkaline earth metal atom | |
bismuth Bismuth: A metallic element that has the atomic symbol Bi, and atomic number 83. Its principal isotope is Bismuth 209. | 2.03 | 1 | 0 | metal atom; pnictogen | |
dihydromorphine Dihydromorphine: A semisynthetic analgesic used in the study of narcotic receptors. | 2.03 | 1 | 0 | morphinane alkaloid | |
arsenic Arsenic: A shiny gray element with atomic symbol As, atomic number 33, and atomic weight 75. It occurs throughout the universe, mostly in the form of metallic arsenides. Most forms are toxic. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), arsenic and certain arsenic compounds have been listed as known carcinogens. (From Merck Index, 11th ed) | 2.86 | 4 | 0 | metalloid atom; pnictogen | micronutrient |
naltrexone Naltrexone: Derivative of noroxymorphone that is the N-cyclopropylmethyl congener of NALOXONE. It is a narcotic antagonist that is effective orally, longer lasting and more potent than naloxone, and has been proposed for the treatment of heroin addiction. The FDA has approved naltrexone for the treatment of alcohol dependence.. naltrexone : An organic heteropentacyclic compound that is naloxone substituted in which the allyl group attached to the nitrogen is replaced by a cyclopropylmethyl group. A mu-opioid receptor antagonist, it is used to treat alcohol dependence. | 3.1 | 1 | 0 | cyclopropanes; morphinane-like compound; organic heteropentacyclic compound | antidote to opioid poisoning; central nervous system depressant; environmental contaminant; mu-opioid receptor antagonist; xenobiotic |
morphine-6-glucuronide morphine-6-glucuronide: RN given refers to (5alpha,6alpha)-isomer | 1.97 | 1 | 0 | morphinane alkaloid | |
dextromethorphan Dextromethorphan: Methyl analog of DEXTRORPHAN that shows high affinity binding to several regions of the brain, including the medullary cough center. This compound is an NMDA receptor antagonist (RECEPTORS, N-METHYL-D-ASPARTATE) and acts as a non-competitive channel blocker. It is one of the widely used ANTITUSSIVES, and is also used to study the involvement of glutamate receptors in neurotoxicity.. dextromethorphan : A 6-methoxy-11-methyl-1,3,4,9,10,10a-hexahydro-2H-10,4a-(epiminoethano)phenanthrene in which the sterocenters at positions 4a, 10 and 10a have S-configuration. It is a prodrug of dextrorphan and used as an antitussive drug for suppressing cough. | 2.93 | 4 | 0 | 6-methoxy-11-methyl-1,3,4,9,10,10a-hexahydro-2H-10,4a-(epiminoethano)phenanthrene | antitussive; environmental contaminant; neurotoxin; NMDA receptor antagonist; oneirogen; prodrug; xenobiotic |
sulfur Sulfur: An element that is a member of the chalcogen family. It has an atomic symbol S, atomic number 16, and atomic weight [32.059; 32.076]. It is found in the amino acids cysteine and methionine. | 8.09 | 5 | 0 | chalcogen; nonmetal atom | macronutrient |
lewisite lewisite: RN given refers to cpd without isomeric designation | 1.94 | 1 | 0 | ||
3-cyano-7-hydroxycoumarin 3-cyano-7-hydroxycoumarin: structure given in first source | 2.47 | 2 | 0 | ||
fumarates Fumarates: Compounds based on fumaric acid.. fumarate(2-) : A C4-dicarboxylate that is the E-isomer of but-2-enedioate(2-) | 1.93 | 1 | 0 | butenedioate; C4-dicarboxylate | human metabolite; metabolite; Saccharomyces cerevisiae metabolite |
cysteine Cysteine: A thiol-containing non-essential amino acid that is oxidized to form CYSTINE.. L-cysteinium : The L-enantiomer of cysteinium.. cysteine : A sulfur-containing amino acid that is propanoic acid with an amino group at position 2 and a sulfanyl group at position 3. | 3.84 | 12 | 0 | cysteinium | fundamental metabolite |
silicon Silicon: A trace element that constitutes about 27.6% of the earth's crust in the form of SILICON DIOXIDE. It does not occur free in nature. Silicon has the atomic symbol Si, atomic number 14, and atomic weight [28.084; 28.086]. | 2.9 | 2 | 0 | carbon group element atom; metalloid atom; nonmetal atom | |
phosphorus Phosphorus: A non-metal element that has the atomic symbol P, atomic number 15, and atomic weight 31. It is an essential element that takes part in a broad variety of biochemical reactions. | 3.11 | 5 | 0 | monoatomic phosphorus; nonmetal atom; pnictogen | macronutrient |
boron Boron: A trace element with the atomic symbol B, atomic number 5, and atomic weight [10.806; 10.821]. Boron-10, an isotope of boron, is used as a neutron absorber in BORON NEUTRON CAPTURE THERAPY. | 7.99 | 4 | 0 | boron group element atom; metalloid atom; nonmetal atom | micronutrient |
normorphine normorphine: RN given refers to (5 alpha,6 alpha)-isomer | 3.1 | 1 | 0 | morphinane alkaloid | |
2,2'-azino-di-(3-ethylbenzothiazoline)-6-sulfonic acid 2,2'-azino-di-(3-ethylbenzothiazoline)-6-sulfonic acid: chromogen in glucose oxidase-peroxidase method for determining serum glucose; used in free radical scavenging assays; structure in first source | 2.05 | 1 | 0 | ||
morphine-3-glucuronide morphine-3-glucuronide: RN given refers to (5alpha,6alpha)-isomer | 1.97 | 1 | 0 | morphinane alkaloid | |
naltrindole benzofuran naltrindole benzofuran: structure given in first source | 3.1 | 1 | 0 | morphinane alkaloid | |
oleoyl-coenzyme a oleoyl-coenzyme A: RN given refers to (Z)-isomer | 1.98 | 1 | 0 | octadecenoyl-CoA | Escherichia coli metabolite; mouse metabolite |
naltrindole naltrindole: delta opioid receptor antagonist | 3.1 | 1 | 0 | isoquinolines | |
guanabenz Guanabenz: An alpha-2 selective adrenergic agonist used as an antihypertensive agent. | 2.02 | 1 | 0 | dichlorobenzene | |
ammonium sulfate Ammonium Sulfate: Sulfuric acid diammonium salt. It is used in CHEMICAL FRACTIONATION of proteins.. ammonium sulfate : An inorganic sulfate salt obtained by reaction of sulfuric acid with two equivalents of ammonia. A high-melting (decomposes above 280degreeC) white solid which is very soluble in water (70.6 g/100 g water at 0degreeC; 103.8 g/100 g water at 100degreeC), it is widely used as a fertilizer for alkaline soils. | 2.41 | 2 | 0 | ammonium salt; inorganic sulfate salt | fertilizer |
selenium Selenium: An element with the atomic symbol Se, atomic number 34, and atomic weight 78.97. It is an essential micronutrient for mammals and other animals but is toxic in large amounts. Selenium protects intracellular structures against oxidative damage. It is an essential component of GLUTATHIONE PEROXIDASE. | 1.96 | 1 | 0 | chalcogen; nonmetal atom | micronutrient |
phosphorus pentoxide phosphorus pentoxide: drying agent for bacterial cultural extracts analyzed by gas-liquid chromatography; structure. diphosphonate(2-) : A divalent inorganic anion obtained by removal of both protons from diphosphonic acid. | 2.08 | 1 | 0 | ||
tellurium Tellurium: An element that is a member of the chalcogen family. It has the atomic symbol Te, atomic number 52, and atomic weight 127.60. It has been used as a coloring agent and in the manufacture of electrical equipment. Exposure may cause nausea, vomiting, and CNS depression. | 2.89 | 3 | 0 | chalcogen; metalloid atom | |
pregnanediol [no description available] | 1.97 | 1 | 0 | ||
cobalt oxide [no description available] | 2.6 | 1 | 0 | ||
4-hydroxyretinoic acid 4-hydroxyretinoic acid: RN given refers to cpd without isomeric designation; structure. all-trans-4-hydroxyretinoic acid : A retinoid that consists of all-trans-retinoic acid bearing a hydroxy substituent at position 4 on the cyclohexenyl ring.. all-trans-4-hydroxyretinoate : A hydroxy monocarboxylic acid anion that is the conjugate base of all-trans-4-hydroxyretinoic acid, obtained by deprotonation of the carboxy group; major species at pH 7.3. | 1.97 | 1 | 0 | retinoid; secondary allylic alcohol | human metabolite |
cobaltite cobaltite: a sulfosalt mineral composed of cobalt, arsenic and sulfur, CoAsS | 7.31 | 1 | 0 | ||
19-hydroxycholesterol 19-hydroxycholesterol: structure given in first source | 3.1 | 1 | 0 | cholestanoid | |
nifuroxime 5-nitro-2-furaldehyde oxime: structure in first source | 2.02 | 1 | 0 | ||
beta-escin [no description available] | 2.9 | 4 | 0 | ||
borneol [no description available] | 3.1 | 1 | 0 | borneol | |
nitrofurantoin Nitrofurantoin: A urinary anti-infective agent effective against most gram-positive and gram-negative organisms. Although sulfonamides and antibiotics are usually the agents of choice for urinary tract infections, nitrofurantoin is widely used for prophylaxis and long-term suppression.. nitrofurantoin : An imidazolidine-2,4-dione that is hydantoin substituted at position 1 by a [(5-nitro-2-furyl)methylene]amino group. An antibiotic that damages bacterial DNA. | 2.58 | 2 | 0 | imidazolidine-2,4-dione; nitrofuran antibiotic; organonitrogen heterocyclic antibiotic; organooxygen heterocyclic antibiotic | antibacterial drug; antiinfective agent; hepatotoxic agent |
vilazodone hydrochloride [no description available] | 2.02 | 1 | 0 | hydrochloride | antidepressant; serotonergic agonist; serotonin uptake inhibitor |
isoborneol isoborneol: RN given refers to cpd without isomeric designation; structure | 2.36 | 2 | 0 | borneol | |
basic yellow 28 basic yellow 28: a textile dye compound | 7.05 | 1 | 0 | ||
ferrihydrite ferric oxyhydroxide: an antiferromagnetic material; constitutes the core of natural ferritin; mol form 5Fe2O3.9H2O | 2.1 | 1 | 0 | ||
s-nitrosocysteine S-nitrosocysteine: A sulfur-containing alkyl thionitrite that is a nitric oxide donor.. S-nitroso-L-cysteine : An L-cysteine derivative in which the sulfur atom carries a nitroso substituent. A cell-permeable low-molecular-weight nitrosothiol and nitric oxide donor. | 2.04 | 1 | 0 | L-cysteine derivative; nitrosothio compound | hematologic agent; platelet aggregation inhibitor; vasodilator agent |
disilver oxide [no description available] | 2.11 | 1 | 0 | ||
mocetinostat mocetinostat: undergoing phase II clinical trials for treatment of cancer. mocetinostat : A benzamide obtained by formal condensation of the carboxy group of 4-({[4-(pyridin-3-yl)pyrimidin-2-yl]amino}methyl)benzoic acid with one of the amino groups of benzene-1,2-diamine. It is an orally active and isotype-selective HDAC inhibitor which exhibits antitumour activity (IC50 = 0.15, 0.29, 1.66 and 0.59 muM for HDAC1, HDAC2, HDAC3 and HDAC11). | 3.5 | 7 | 0 | aminopyrimidine; benzamides; pyridines; secondary amino compound; secondary carboxamide; substituted aniline | antineoplastic agent; apoptosis inducer; autophagy inducer; cardioprotective agent; EC 3.5.1.98 (histone deacetylase) inhibitor; hepatotoxic agent |
norcodeine norcodeine: RN given refers to (5 alpha,6 alpha)-isomer. norcodeine : A morphinane-like compound that is the N-demethylated derivative of codeine. | 3.1 | 1 | 0 | morphinane alkaloid | |
zeolites [no description available] | 3.36 | 6 | 0 | ||
benzyloxycarbonyl-isoleucyl-glutamyl(o-tert-butyl)-alanyl-leucinal benzyloxycarbonyl-isoleucyl-glutamyl(O-tert-butyl)-alanyl-leucinal: inhibits chymotrypsin activity of the proteasome | 1.99 | 1 | 0 | ||
4-hydroxyestrone 4-hydroxyestrone : A 4-hydroxy steroid that is estrone substituted by a hydroxy group at position 4. | 3.1 | 1 | 0 | 17-oxo steroid; 3-hydroxy steroid; 4-hydroxy steroid; catechols; phenolic steroid | carcinogenic agent; estrogen; human urinary metabolite |
aluminum oxide Aluminum Oxide: An oxide of aluminum, occurring in nature as various minerals such as bauxite, corundum, etc. It is used as an adsorbent, desiccating agent, and catalyst, and in the manufacture of dental cements and refractories. | 3.17 | 5 | 0 | ||
11 beta-hydroxyandrosterone 11 beta-hydroxyandrosterone: RN given refers to (3alpha,5alpha,11beta)-isomer; structure | 3.1 | 1 | 0 | 3-hydroxy steroid | androgen |
2-hydroxyestriol 2-hydroxyestriol: structure | 3.1 | 1 | 0 | ||
acebutolol alpha-D-glucosyl-(1->4)-alpha-D-mannose : An alpha-D-glucosyl-(1->4)-D-mannopyranose in which the anomeric hydroxy group has alpha configuration. | 2.9 | 4 | 0 | alpha-D-glucosyl-(1->4)-D-mannopyranose | |
cardanol cardanol: from pink pepper; phenol with hydrocarbon side chain which can vary in length & unsaturation | 7.06 | 1 | 0 | phenols | |
dextrothyroxine [no description available] | 2.45 | 2 | 0 | ||
digitoxigenin monodigitoxoside digitoxigenin monodigitoxoside: RN given refers to (ribo-3beta,5beta)-isomer | 1.97 | 1 | 0 | ||
sepharose agarose : A linear polysaccharide made up from alternating D-galactose and 3,6-anhydro-alpha-L-galactopyranose residues joined by alpha-(1->3)- and beta-(1->4)-linkages. | 2.36 | 2 | 0 | ||
scopolamine hydrobromide [no description available] | 2.03 | 1 | 0 | ||
pituitrin Pituitrin: A substance or extract from the neurohypophysis (PITUITARY GLAND, POSTERIOR). | 2.36 | 2 | 0 | ||
monascin monascin: a pigment isolated from Monascus pilosus fermented rice; has antineoplastic activity; structure in first source. monascin : An organic heterotricyclic compound that is 3a,4,8,9a-tetrahydro-2H-furo[3,2-g][2]benzopyran-2,9(3H)-dione that is substituted at positions 3, 6, and 9a by hexanoyl, (1E)-prop-1-en-1-yl and methyl groups, respectively (the 3S,3aR,9aR diastereoisomer). One of the azaphilonoid pigments in extracts of Monascus pilosus-fermented rice (red-mould rice), it is a potent inhibitor of carcinogenesis measured against chemical- or UV-initiated, phorbol-promoted mouse skin tumours. | 2.05 | 1 | 0 | alpha,beta-unsaturated ketone; gamma-lactone; organic heterotricyclic compound; polyketide | antilipemic drug; antineoplastic agent; fungal metabolite; PPARgamma agonist |
phytosterols Phytosterols: A class of organic compounds known as sterols or STEROIDS derived from plants.. phytosterols : Sterols similar to cholesterol which occur in plants and vary only in carbon side chains and/or presence or absence of a double bond. | 2.13 | 1 | 0 | ||
acid phosphatase Acid Phosphatase: An enzyme that catalyzes the conversion of an orthophosphoric monoester and water to an alcohol and orthophosphate. EC 3.1.3.2. | 3.7 | 10 | 0 | ||
ankaflavin ankaflavin: from Monascus-fermented red rice; structure in first source | 2.05 | 1 | 0 | ||
6-o-maltosyl-beta-cyclodextrin 6-O-maltosyl-beta-cyclodextrin: structure given in first source; forms inclusion complexes with p-nitrophenol | 1.98 | 1 | 0 | ||
nad NAD(1-) : An anionic form of nicotinamide adenine dinucleotide arising from deprotonation of the two OH groups of the diphosphate moiety. | 2.68 | 3 | 0 | organophosphate oxoanion | cofactor; human metabolite; hydrogen acceptor; Saccharomyces cerevisiae metabolite |
alamethicin Alamethicin: A cyclic nonadecapeptide antibiotic that can act as an ionophore and is produced by strains of Trichoderma viride. (From Singleton & Sainsbury, Dictionary of Microbiology and Molecular Biology, 2d ed) | 2.39 | 2 | 0 | ||
glucagon Glucagon: A 29-amino acid pancreatic peptide derived from proglucagon which is also the precursor of intestinal GLUCAGON-LIKE PEPTIDES. Glucagon is secreted by PANCREATIC ALPHA CELLS and plays an important role in regulation of BLOOD GLUCOSE concentration, ketone metabolism, and several other biochemical and physiological processes. (From Gilman et al., Goodman and Gilman's The Pharmacological Basis of Therapeutics, 9th ed, p1511). glucagon : A 29-amino acid peptide hormone consisting of His, Ser, Gln, Gly, Thr, Phe, Thr, Ser, Asp, Tyr, Ser, Lys, Tyr, Leu, Asp, Ser, Arg, Arg, Ala, Gln, Asp, Phe, Val, Gln, Trp, Leu, Met, Asn and Thr residues joined in sequence. | 2.37 | 2 | 0 | peptide hormone | |
tannins Tannins: Polyphenolic compounds with molecular weights of around 500-3000 daltons and containing enough hydroxyl groups (1-2 per 100 MW) for effective cross linking of other compounds (ASTRINGENTS). The two main types are HYDROLYZABLE TANNINS and CONDENSED TANNINS. Historically, the term has applied to many compounds and plant extracts able to render skin COLLAGEN impervious to degradation. The word tannin derives from the Celtic word for OAK TREE which was used for leather processing. | 2.76 | 2 | 0 | ||
oligonucleotides [no description available] | 2.03 | 1 | 0 | ||
ly-146032 [no description available] | 2.13 | 1 | 0 | heterodetic cyclic peptide; lipopeptide antibiotic; lipopeptide; macrocycle; macrolide | antibacterial drug; bacterial metabolite; calcium-dependent antibiotics |
cellulose DEAE-Cellulose: Cellulose derivative used in chromatography, as ion-exchange material, and for various industrial applications. | 3.87 | 10 | 0 | glycoside | |
chlorophyll a Chlorophyll: Porphyrin derivatives containing magnesium that act to convert light energy in photosynthetic organisms.. chlorophyll : A family of magnesium porphyrins, defined by the presence of a fifth ring beyond the four pyrrole-like rings. The rings can have various side chains which usually include a long phytol chain. | 2.42 | 2 | 0 | chlorophyll; methyl ester | cofactor |
lithium borohydride [no description available] | 2.06 | 1 | 0 | ||
chitosan [no description available] | 9.28 | 17 | 0 | ||
bucladesine Bucladesine: A cyclic nucleotide derivative that mimics the action of endogenous CYCLIC AMP and is capable of permeating the cell membrane. It has vasodilator properties and is used as a cardiac stimulant. (From Merck Index, 11th ed). bucladesine : A 3',5'-cyclic purine nucleotide that is the 2'-butanoate ester and 6-N-butanoyl derivative of 3',5'-cyclic AMP. | 2.67 | 3 | 0 | 3',5'-cyclic purine nucleotide | |
sodium hypochlorite Sodium Hypochlorite: It is used as an oxidizing and bleaching agent and as a disinfectant. (From Grant & Hackh's Chemical Dictionary, 5th ed). sodium hypochlorite : An inorganic sodium salt in which hypochlorite is the counterion. It is used as a bleaching and disinfecting agent and is commonly found in household bleach. | 2.07 | 1 | 0 | inorganic sodium salt | bleaching agent; disinfectant |
sodium nitrite Sodium Nitrite: Nitrous acid sodium salt. Used in many industrial processes, in meat curing, coloring, and preserving, and as a reagent in ANALYTICAL CHEMISTRY TECHNIQUES. It is used therapeutically as an antidote in cyanide poisoning. The compound is toxic and mutagenic and will react in vivo with secondary or tertiary amines thereby producing highly carcinogenic nitrosamines.. sodium nitrite : An inorganic sodium salt having nitrite as the counterion. Used as a food preservative and antidote to cyanide poisoning. | 2.41 | 2 | 0 | inorganic sodium salt; nitrite salt | antidote to cyanide poisoning; antihypertensive agent; antimicrobial food preservative; food antioxidant; poison |
sarkosyl sarkosyl: RN given is for sarkosyl L, the parent cpd; structure | 1.99 | 1 | 0 | ||
methyl orange methyl orange: indictor of pH with strong acids & bases; also used as reagent to form ion pairs with, and thereby isolate, certain compounds from biological material; minor descriptor (75-86); on-line & INDEX MEDICUS search AZO COMPOUNDS (75-86); file maintained to Azo cpds | 8.86 | 10 | 0 | ||
chiniofon Hydroxyquinolines: The 8-hydroxy derivatives inhibit various enzymes and their halogenated derivatives, though neurotoxic, are used as topical anti-infective agents, among other uses. | 2.03 | 1 | 0 | ||
mannans [no description available] | 2.17 | 1 | 0 | ||
nitrogenase Nitrogenase: An enzyme system that catalyzes the fixing of nitrogen in soil bacteria and blue-green algae (CYANOBACTERIA). EC 1.18.6.1. | 1.99 | 1 | 0 | ||
glycolipids [no description available] | 2.72 | 3 | 0 | ||
4-nitro-3-phenylphenol 4-nitro-3-phenylphenol: has estrogenic activity; isolated from diesel exhaust; structure in first source | 2.04 | 1 | 0 | ||
potassium titanate potassium titanate: RN given refers to cpd with MF of K2-TiO3 | 2.06 | 1 | 0 | ||
p(1),p(5)-di(adenosine-5'-)pentaphosphate P(1),P(5)-di(adenosine-5'-)pentaphosphate: structure. P(1),P(5)-bis(5'-adenosyl) pentaphosphate(5-) : An organophosphate oxoanion arising from global deprotonation of the pentaphosphate OH groups of P(1),P(5)-bis(5'-adenosyl) pentaphosphate. | 2.01 | 1 | 0 | organophosphate oxoanion | |
vasoactive intestinal peptide Vasoactive Intestinal Peptide: A highly basic, 28 amino acid neuropeptide released from intestinal mucosa. It has a wide range of biological actions affecting the cardiovascular, gastrointestinal, and respiratory systems and is neuroprotective. It binds special receptors (RECEPTORS, VASOACTIVE INTESTINAL PEPTIDE). | 1.97 | 1 | 0 | ||
heme Heme: The color-furnishing portion of hemoglobin. It is found free in tissues and as the prosthetic group in many hemeproteins.. ferroheme : Any iron(II)--porphyrin coordination complex.. ferroheme b : Heme b in which the iron has oxidation state +2.. heme : A heme is any tetrapyrrolic chelate of iron. | 3.3 | 6 | 0 | ||
ascorbic acid Ascorbic Acid: A six carbon compound related to glucose. It is found naturally in citrus fruits and many vegetables. Ascorbic acid is an essential nutrient in human diets, and necessary to maintain connective tissue and bone. Its biologically active form, vitamin C, functions as a reducing agent and coenzyme in several metabolic pathways. Vitamin C is considered an antioxidant.. L-ascorbic acid : The L-enantiomer of ascorbic acid and conjugate acid of L-ascorbate.. L-ascorbate : The L-enantiomer of ascorbate and conjugate base of L-ascorbic acid, arising from selective deprotonation of the 3-hydroxy group. Required for a range of essential metabolic reactions in all animals and plants.. vitamin C : Any member of a group of vitamers that belong to the chemical structural class called butenolides that exhibit biological activity against vitamin C deficiency in animals. The vitamers include L-ascorbic acid and its salt, ionized and oxidized forms. | 2.66 | 3 | 0 | ascorbic acid; vitamin C | coenzyme; cofactor; flour treatment agent; food antioxidant; food colour retention agent; geroprotector; plant metabolite; skin lightening agent |
novobiocin Novobiocin: An antibiotic compound derived from Streptomyces niveus. It has a chemical structure similar to coumarin. Novobiocin binds to DNA gyrase, and blocks adenosine triphosphatase (ATPase) activity. (From Reynolds, Martindale The Extra Pharmacopoeia, 30th ed, p189). novobiocin : A coumarin-derived antibiotic obtained from Streptomyces niveus. | 3.1 | 1 | 0 | carbamate ester; ether; hexoside; hydroxycoumarin; monocarboxylic acid amide; monosaccharide derivative; phenols | antibacterial agent; antimicrobial agent; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; Escherichia coli metabolite; hepatoprotective agent |
tetracycline Tetracycline: A naphthacene antibiotic that inhibits AMINO ACYL TRNA binding during protein synthesis.. tetracycline : A broad-spectrum polyketide antibiotic produced by the Streptomyces genus of actinobacteria. | 3.86 | 3 | 0 | ||
chlortetracycline Chlortetracycline: A TETRACYCLINE with a 7-chloro substitution.. chlortetracycline : A member of the class of tetracyclines with formula C22H23ClN2O8 isolated from Streptomyces aureofaciens. | 2.1 | 1 | 0 | ||
salicylates Salicylates: The salts or esters of salicylic acids, or salicylate esters of an organic acid. Some of these have analgesic, antipyretic, and anti-inflammatory activities by inhibiting prostaglandin synthesis.. hydroxybenzoate : Any benzoate derivative carrying a single carboxylate group and at least one hydroxy substituent.. salicylates : Any salt or ester arising from reaction of the carboxy group of salicylic acid, or any ester resulting from the condensation of the phenolic hydroxy group of salicylic acid with an organic acid.. salicylate : A monohydroxybenzoate that is the conjugate base of salicylic acid. | 2.72 | 3 | 0 | monohydroxybenzoate | plant metabolite |
piroxicam [no description available] | 2.94 | 4 | 0 | benzothiazine; monocarboxylic acid amide; pyridines | analgesic; antirheumatic drug; cyclooxygenase 1 inhibitor; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; non-steroidal anti-inflammatory drug |
warfarin Warfarin: An anticoagulant that acts by inhibiting the synthesis of vitamin K-dependent coagulation factors. Warfarin is indicated for the prophylaxis and/or treatment of venous thrombosis and its extension, pulmonary embolism, and atrial fibrillation with embolization. It is also used as an adjunct in the prophylaxis of systemic embolism after myocardial infarction. Warfarin is also used as a rodenticide.. warfarin : A racemate comprising equal amounts of (R)- and (S)-warfarin. Extensively used as both an anticoagulant drug and as a pesticide against rats and mice.. 4-hydroxy-3-(3-oxo-1-phenylbutyl)-1-benzopyran-2-one : A member of the class of coumarins that is 4-hydroxycoumarin which is substituted at position 3 by a 1-phenyl-3-oxo-1-butyl group. | 4.53 | 24 | 0 | benzenes; hydroxycoumarin; methyl ketone | |
4-hydroxycoumarin 2-hydroxychromone: structure | 3.46 | 2 | 0 | hydroxycoumarin | |
kaolinite Kaolin: The most common mineral of a group of hydrated aluminum silicates, approximately H2Al2Si2O8-H2O. It is prepared for pharmaceutical and medicinal purposes by levigating with water to remove sand, etc. (From Merck Index, 11th ed) The name is derived from Kao-ling (Chinese: high ridge), the original site. (From Grant & Hackh's Chemical Dictionary, 5th ed). kaolin : An aluminosilicate soft white mineral named after the hill in China (Kao-ling) from which it was mined for centuries. In its natural state kaolin is a white, soft powder consisting principally of the mineral kaolinite, and varying amounts of other minerals such as muscovite, quartz, feldspar, and anatase. It is used in the manufacture of china and porcelain and also widely used in the production of paper, rubber, paint, drying agents, and many other products. | 2.41 | 1 | 0 | aluminosilicate mineral; mixture | antidiarrhoeal drug; excipient |
clay Clay: A naturally-occurring rock or soil constituent characterized by particles with a diameter of less than 0.005 mm. It is composed primarily of hydrous aluminum silicates, trace amounts of metal OXIDES, and organic matter. | 8.68 | 9 | 0 | ||
transforming growth factor beta Transforming Growth Factor beta: A factor synthesized in a wide variety of tissues. It acts synergistically with TGF-alpha in inducing phenotypic transformation and can also act as a negative autocrine growth factor. TGF-beta has a potential role in embryonal development, cellular differentiation, hormone secretion, and immune function. TGF-beta is found mostly as homodimer forms of separate gene products TGF-beta1, TGF-beta2 or TGF-beta3. Heterodimers composed of TGF-beta1 and 2 (TGF-beta1.2) or of TGF-beta2 and 3 (TGF-beta2.3) have been isolated. The TGF-beta proteins are synthesized as precursor proteins. | 2 | 1 | 0 | ||
okadaic acid Okadaic Acid: A specific inhibitor of phosphoserine/threonine protein phosphatase 1 and 2a. It is also a potent tumor promoter. It is produced by DINOFLAGELLATES and causes diarrhetic SHELLFISH POISONING.. okadaic acid : A polycyclic ether that is produced by several species of dinoflagellates, and is known to accumulate in both marine sponges and shellfish. A polyketide, polyether derivative of a C38 fatty acid, it is one of the primary causes of diarrhetic shellfish poisoning (DSP). It is a potent inhibitor of specific protein phosphatases and is known to have a variety of negative effects on cells. | 1.99 | 1 | 0 | ketal | |
pyrethrins [no description available] | 2.07 | 1 | 0 | ||
hydroxymuconic semialdehyde (2Z,4E)-2-hydroxy-6-oxohexa-2,4-dienoic acid : A 2-hydroxy-6-oxohexa-2,4-dienoic acid in which the double bonds at positions 2 and 4 have Z- and E-configuration respectively.. 2-hydroxy-6-oxohexa-2,4-dienoic acid : A muconic semialdehyde having a hydroxy substituent at the 2-position. | 2.08 | 1 | 0 | ||
4-nitrophenyl maltopentaoside 4-nitrophenyl maltopentaoside: RN given is for all alpha sugars | 1.98 | 1 | 0 | ||
agar Agar: A complex sulfated polymer of galactose units, extracted from Gelidium cartilagineum, Gracilaria confervoides, and related red algae. It is used as a gel in the preparation of solid culture media for microorganisms, as a bulk laxative, in making emulsions, and as a supporting medium for immunodiffusion and immunoelectrophoresis.. agar : A complex mixture of polysaccharides extracted from species of red algae. Its two main components are agarose and agaropectin. Agarose is the component responsible for the high-strength gelling properties of agar, while agaropectin provides the viscous properties. | 2.25 | 1 | 0 | ||
phthalocyanine phthalocyanine : A tetrapyrrole fundamental parent that consists of four isoindole-type units, with the connecting carbon atoms in the macrocycle replaced by nitrogen. | 7.04 | 1 | 0 | phthalocyanines; tetrapyrrole fundamental parent | |
s-nitroglutathione S-nitroglutathione: structure in first source | 2.04 | 1 | 0 | ||
nitrophenols Nitrophenols: PHENOLS carrying nitro group substituents. | 13.55 | 1,410 | 1 | ||
flavin mononucleotide Flavin Mononucleotide: A coenzyme for a number of oxidative enzymes including NADH DEHYDROGENASE. It is the principal form in which RIBOFLAVIN is found in cells and tissues. | 2.31 | 1 | 0 | ||
digitonin Digitonin: A glycoside obtained from Digitalis purpurea; the aglycone is digitogenin which is bound to five sugars. Digitonin solubilizes lipids, especially in membranes and is used as a tool in cellular biochemistry, and reagent for precipitating cholesterol. It has no cardiac effects.. digitonin : A spirostanyl glycoside that is digitogenin in which the 3-hydroxy group is substituted by a beta-D-glucopyranosyl-(1->3)-beta-D-galactopyranosyl-(1->2)-[beta-D-xylopyranosyl-(1->3)]-beta-D-glucopyranosyl-(1->4)-beta-D-galactopyranosyl group. It is a steroidal saponin isolated from the foxglove plant, Digitalis purpurea. It is used extensively as a mild non-ionic detergent for extracting proteins from membranes for structure and function studies. | 1.96 | 1 | 0 | ||
orabase Orabase: used in therapy of oral mucosal ulcers | 2.1 | 1 | 0 | ||
muramidase Muramidase: A basic enzyme that is present in saliva, tears, egg white, and many animal fluids. It functions as an antibacterial agent. The enzyme catalyzes the hydrolysis of 1,4-beta-linkages between N-acetylmuramic acid and N-acetyl-D-glucosamine residues in peptidoglycan and between N-acetyl-D-glucosamine residues in chitodextrin. EC 3.2.1.17. | 2.48 | 2 | 0 | ||
guanosine triphosphate Guanosine Triphosphate: Guanosine 5'-(tetrahydrogen triphosphate). A guanine nucleotide containing three phosphate groups esterified to the sugar moiety. | 2 | 1 | 0 | guanosine 5'-phosphate; purine ribonucleoside 5'-triphosphate | Escherichia coli metabolite; mouse metabolite; uncoupling protein inhibitor |
guanine [no description available] | 1.99 | 1 | 0 | 2-aminopurines; oxopurine; purine nucleobase | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
hypoxanthine [no description available] | 1.97 | 1 | 0 | nucleobase analogue; oxopurine; purine nucleobase | fundamental metabolite |
folic acid folcysteine: used to promote fertility in chickens. vitamin B9 : Any B-vitamin that exhibits biological activity against vitamin B9 deficiency. Vitamin B9 refers to the many forms of folic acid and its derivatives, including tetrahydrofolic acid (the active form), methyltetrahydrofolate (the primary form found in blood), methenyltetrahydrofolate, folinic acid amongst others. They are present in abundance in green leafy vegetables, citrus fruits, and animal products. Lack of vitamin B9 leads to anemia, a condition in which the body cannot produce sufficient number of red blood cells. Symptoms of vitamin B9 deficiency include fatigue, muscle weakness, and pale skin. | 2.59 | 2 | 0 | folic acids; N-acyl-amino acid | human metabolite; mouse metabolite; nutrient |
pheophytin a pheophytin a: structure given in first source; RN given refers to (3S-(3alpha(2E,7S*,11S*),4beta,21beta))-isomer | 2.01 | 1 | 0 | ||
rifampin Rifampin: A semisynthetic antibiotic produced from Streptomyces mediterranei. It has a broad antibacterial spectrum, including activity against several forms of Mycobacterium. In susceptible organisms it inhibits DNA-dependent RNA polymerase activity by forming a stable complex with the enzyme. It thus suppresses the initiation of RNA synthesis. Rifampin is bactericidal, and acts on both intracellular and extracellular organisms. (From Gilman et al., Goodman and Gilman's The Pharmacological Basis of Therapeutics, 9th ed, p1160) | 3.54 | 2 | 0 | cyclic ketal; hydrazone; N-iminopiperazine; N-methylpiperazine; rifamycins; semisynthetic derivative; zwitterion | angiogenesis inhibitor; antiamoebic agent; antineoplastic agent; antitubercular agent; DNA synthesis inhibitor; EC 2.7.7.6 (RNA polymerase) inhibitor; Escherichia coli metabolite; geroprotector; leprostatic drug; neuroprotective agent; pregnane X receptor agonist; protein synthesis inhibitor |
clozapine Clozapine: A tricylic dibenzodiazepine, classified as an atypical antipsychotic agent. It binds several types of central nervous system receptors, and displays a unique pharmacological profile. Clozapine is a serotonin antagonist, with strong binding to 5-HT 2A/2C receptor subtype. It also displays strong affinity to several dopaminergic receptors, but shows only weak antagonism at the dopamine D2 receptor, a receptor commonly thought to modulate neuroleptic activity. Agranulocytosis is a major adverse effect associated with administration of this agent.. clozapine : A benzodiazepine that is 5H-dibenzo[b,e][1,4]diazepine substituted by a chloro group at position 8 and a 4-methylpiperazin-1-yl group at position 11. It is a second generation antipsychotic used in the treatment of psychiatric disorders like schizophrenia. | 3.51 | 2 | 0 | benzodiazepine; N-arylpiperazine; N-methylpiperazine; organochlorine compound | adrenergic antagonist; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; environmental contaminant; GABA antagonist; histamine antagonist; muscarinic antagonist; second generation antipsychotic; serotonergic antagonist; xenobiotic |
allopurinol Allopurinol: A XANTHINE OXIDASE inhibitor that decreases URIC ACID production. It also acts as an antimetabolite on some simpler organisms.. allopurinol : A bicyclic structure comprising a pyrazole ring fused to a hydroxy-substituted pyrimidine ring. | 1.97 | 1 | 0 | nucleobase analogue; organic heterobicyclic compound | antimetabolite; EC 1.17.3.2 (xanthine oxidase) inhibitor; gout suppressant; radical scavenger |
norclozapine norclozapine: structure given in first source. N-desmethylclozapine : A dibenzodoazepine substituted with chloro and piperazino groups which is a major metabolite of clozapine; a potent and selective 5-HT2C serotonin receptor antagonist. | 3.51 | 2 | 0 | dibenzodiazepine; organochlorine compound; piperazines | delta-opioid receptor agonist; metabolite; serotonergic antagonist |
methylnitronitrosoguanidine Methylnitronitrosoguanidine: A nitrosoguanidine derivative with potent mutagenic and carcinogenic properties.. N-methyl-N'-nitro-N-nitrosoguanidine : An N-nitroguanidine compound having nitroso and methyl substituents at the N'-position | 2.07 | 1 | 0 | nitroso compound | alkylating agent |
2-naphthol orange 2-naphthol orange: structure; see also record for C.I. Solvent Orange 2 | 2.11 | 1 | 0 | ||
acetylcellulose acetylcellulose: coating compound. cellulose acetate : A glucan derivative obtained through the esterification of cellulose by acetic anhydride or acetic acid, resulting in the substitution of some of the hydroxy groups of cellulose by acetyl groups. It is used in a variety of applications including base material for photographic film, clothing, membrane filters, coatings, food packaging, and as a frame material for eyeglasses. | 2.13 | 1 | 0 | ||
metallothionein Metallothionein: A low-molecular-weight (approx. 10 kD) protein occurring in the cytoplasm of kidney cortex and liver. It is rich in cysteinyl residues and contains no aromatic amino acids. Metallothionein shows high affinity for bivalent heavy metals. | 2.67 | 3 | 0 | ||
dinitrobenzenes Dinitrobenzenes: Benzene derivatives which are substituted with two nitro groups in the ortho, meta or para positions. | 2.48 | 2 | 0 | ||
thrombin aptamer thrombin aptamer: nucleotide sequence given in first source; a synthetic polynucleotide | 2.1 | 1 | 0 | ||
phenanthrenes Phenanthrenes: POLYCYCLIC AROMATIC HYDROCARBONS composed of three fused BENZENE rings.. phenanthrenes : Any benzenoid aromatic compound that consists of a phenanthrene skeleton and its substituted derivatives thereof. | 2.42 | 2 | 0 |
Condition | Indicated | Relationship Strength | Studies | Trials |
---|---|---|---|---|
Bilirubinemia [description not available] | 0 | 2.92 | 1 | 0 |
Benign Neoplasms [description not available] | 0 | 2.92 | 1 | 0 |
Neoplasms New abnormal growth of tissue. Malignant neoplasms show a greater degree of anaplasia and have the properties of invasion and metastasis, compared to benign neoplasms. | 0 | 2.92 | 1 | 0 |
Cancer of Pancreas [description not available] | 0 | 2.03 | 1 | 0 |
Pancreatic Neoplasms Tumors or cancer of the PANCREAS. Depending on the types of ISLET CELLS present in the tumors, various hormones can be secreted: GLUCAGON from PANCREATIC ALPHA CELLS; INSULIN from PANCREATIC BETA CELLS; and SOMATOSTATIN from the SOMATOSTATIN-SECRETING CELLS. Most are malignant except the insulin-producing tumors (INSULINOMA). | 0 | 2.03 | 1 | 0 |
Dementias, Transmissible [description not available] | 0 | 2.06 | 1 | 0 |
Pregnancy The status during which female mammals carry their developing young (EMBRYOS or FETUSES) in utero before birth, beginning from FERTILIZATION to BIRTH. | 0 | 3.95 | 13 | 0 |
Craniocerebral Injuries [description not available] | 0 | 3.33 | 4 | 0 |
Craniocerebral Trauma Traumatic injuries involving the cranium and intracranial structures (i.e., BRAIN; CRANIAL NERVES; MENINGES; and other structures). Injuries may be classified by whether or not the skull is penetrated (i.e., penetrating vs. nonpenetrating) or whether there is an associated hemorrhage. | 0 | 3.33 | 4 | 0 |
Disease Exacerbation [description not available] | 0 | 2.54 | 2 | 0 |
Bladder Cancer [description not available] | 0 | 7.25 | 1 | 0 |
Invasiveness, Neoplasm [description not available] | 0 | 2.25 | 1 | 0 |
Urinary Bladder Neoplasms Tumors or cancer of the URINARY BLADDER. | 0 | 2.25 | 1 | 0 |
Sensitivity and Specificity Binary classification measures to assess test results. Sensitivity or recall rate is the proportion of true positives. Specificity is the probability of correctly determining the absence of a condition. (From Last, Dictionary of Epidemiology, 2d ed) | 0 | 4.83 | 32 | 0 |
Experimental Neoplasms [description not available] | 0 | 2.31 | 1 | 0 |
Acute Liver Injury, Drug-Induced [description not available] | 0 | 2.59 | 2 | 0 |
Chemical and Drug Induced Liver Injury A spectrum of clinical liver diseases ranging from mild biochemical abnormalities to ACUTE LIVER FAILURE, caused by drugs, drug metabolites, herbal and dietary supplements and chemicals from the environment. | 0 | 2.59 | 2 | 0 |
Cancer of Lung [description not available] | 0 | 2.15 | 1 | 0 |
Lung Neoplasms Tumors or cancer of the LUNG. | 0 | 2.15 | 1 | 0 |
Extravascular Hemolysis [description not available] | 0 | 2.43 | 2 | 0 |
Hemolysis The destruction of ERYTHROCYTES by many different causal agents such as antibodies, bacteria, chemicals, temperature, and changes in tonicity. | 0 | 2.43 | 2 | 0 |
Infections, Meningococcal [description not available] | 0 | 2.21 | 1 | 0 |
Meningococcal Infections Infections with bacteria of the species NEISSERIA MENINGITIDIS. | 0 | 2.21 | 1 | 0 |
Hyperplasia An increase in the number of cells in a tissue or organ without tumor formation. It differs from HYPERTROPHY, which is an increase in bulk without an increase in the number of cells. | 0 | 7.08 | 1 | 0 |
Adenoma, Basal Cell [description not available] | 0 | 2.08 | 1 | 0 |
Carcinoma, Anaplastic [description not available] | 0 | 2.08 | 1 | 0 |
Cancer of Colon [description not available] | 0 | 2.45 | 2 | 0 |
Adenoma A benign epithelial tumor with a glandular organization. | 0 | 2.08 | 1 | 0 |
Carcinoma A malignant neoplasm made up of epithelial cells tending to infiltrate the surrounding tissues and give rise to metastases. It is a histological type of neoplasm and not a synonym for cancer. | 0 | 2.08 | 1 | 0 |
Colonic Neoplasms Tumors or cancer of the COLON. | 0 | 2.45 | 2 | 0 |
Alloxan Diabetes [description not available] | 0 | 3.36 | 7 | 0 |
Abnormalities, Autosome [description not available] | 0 | 2.13 | 1 | 0 |
Body Weight The mass or quantity of heaviness of an individual. It is expressed by units of pounds or kilograms. | 0 | 4.13 | 16 | 0 |
Necrosis The death of cells in an organ or tissue due to disease, injury or failure of the blood supply. | 0 | 2.13 | 1 | 0 |
Birth Weight The mass or quantity of heaviness of an individual at BIRTH. It is expressed by units of pounds or kilograms. | 0 | 2.41 | 2 | 0 |
Colitis, Granulomatous [description not available] | 0 | 2.15 | 1 | 0 |
Disease Models, Animal Naturally-occurring or experimentally-induced animal diseases with pathological processes analogous to human diseases. | 0 | 3.11 | 5 | 0 |
Innate Inflammatory Response [description not available] | 0 | 2.15 | 1 | 0 |
Bowel Diseases, Inflammatory [description not available] | 0 | 2.15 | 1 | 0 |
Crohn Disease A chronic transmural inflammation that may involve any part of the DIGESTIVE TRACT from MOUTH to ANUS, mostly found in the ILEUM, the CECUM, and the COLON. In Crohn disease, the inflammation, extending through the intestinal wall from the MUCOSA to the serosa, is characteristically asymmetric and segmental. Epithelioid GRANULOMAS may be seen in some patients. | 0 | 2.15 | 1 | 0 |
Inflammation A pathological process characterized by injury or destruction of tissues caused by a variety of cytologic and chemical reactions. It is usually manifested by typical signs of pain, heat, redness, swelling, and loss of function. | 0 | 2.15 | 1 | 0 |
Inflammatory Bowel Diseases Chronic, non-specific inflammation of the GASTROINTESTINAL TRACT. Etiology may be genetic or environmental. This term includes CROHN DISEASE and ULCERATIVE COLITIS. | 0 | 2.15 | 1 | 0 |
Cancer of Prostate [description not available] | 0 | 2.13 | 1 | 0 |
Prostatic Neoplasms Tumors or cancer of the PROSTATE. | 0 | 2.13 | 1 | 0 |
Carcinogenesis The origin, production or development of cancer through genotypic and phenotypic changes which upset the normal balance between cell proliferation and cell death. Carcinogenesis generally requires a constellation of steps, which may occur quickly or over a period of many years. | 0 | 2.13 | 1 | 0 |
Experimental Hepatoma [description not available] | 0 | 2.13 | 1 | 0 |
Chronic Kidney Failure [description not available] | 0 | 2.44 | 2 | 0 |
Kidney Failure, Chronic The end-stage of CHRONIC RENAL INSUFFICIENCY. It is characterized by the severe irreversible kidney damage (as measured by the level of PROTEINURIA) and the reduction in GLOMERULAR FILTRATION RATE to less than 15 ml per min (Kidney Foundation: Kidney Disease Outcome Quality Initiative, 2002). These patients generally require HEMODIALYSIS or KIDNEY TRANSPLANTATION. | 0 | 2.44 | 2 | 0 |
Electrolytes Substances that dissociate into two or more ions, to some extent, in water. Solutions of electrolytes thus conduct an electric current and can be decomposed by it (ELECTROLYSIS). (Grant & Hackh's Chemical Dictionary, 5th ed) | 0 | 2.9 | 4 | 0 |
Autoimmune Chronic Hepatitis [description not available] | 0 | 2.03 | 1 | 0 |
Hepatitis, Autoimmune A chronic self-perpetuating hepatocellular INFLAMMATION of unknown cause, usually with HYPERGAMMAGLOBULINEMIA and serum AUTOANTIBODIES. | 0 | 2.03 | 1 | 0 |
Astheno Teratozoospermia [description not available] | 0 | 2.05 | 1 | 0 |
Erosive Duodenitis [description not available] | 0 | 2.05 | 1 | 0 |
Duodenitis Inflammation of the DUODENUM section of the small intestine (INTESTINE, SMALL). Erosive duodenitis may cause bleeding in the UPPER GI TRACT and PEPTIC ULCER. | 0 | 2.05 | 1 | 0 |
Gastritis Inflammation of the GASTRIC MUCOSA, a lesion observed in a number of unrelated disorders. | 0 | 2.05 | 1 | 0 |
Sterility, Male [description not available] | 0 | 2.05 | 1 | 0 |
Infertility, Male The inability of the male to effect FERTILIZATION of an OVUM after a specified period of unprotected intercourse. Male sterility is permanent infertility. | 0 | 2.05 | 1 | 0 |
Cancer of Kidney [description not available] | 0 | 2.41 | 2 | 0 |
Kidney Neoplasms Tumors or cancers of the KIDNEY. | 0 | 2.41 | 2 | 0 |
Choriocarcinoma A malignant metastatic form of trophoblastic tumors. Unlike the HYDATIDIFORM MOLE, choriocarcinoma contains no CHORIONIC VILLI but rather sheets of undifferentiated cytotrophoblasts and syncytiotrophoblasts (TROPHOBLASTS). It is characterized by the large amounts of CHORIONIC GONADOTROPIN produced. Tissue origins can be determined by DNA analyses: placental (fetal) origin or non-placental origin (CHORIOCARCINOMA, NON-GESTATIONAL). | 0 | 2.05 | 1 | 0 |
Chronic Hepatitis B [description not available] | 0 | 2.05 | 1 | 0 |
Chronic Hepatitis C [description not available] | 0 | 2.05 | 1 | 0 |
Hepatitis B, Chronic INFLAMMATION of the LIVER in humans caused by HEPATITIS B VIRUS lasting six months or more. It is primarily transmitted by parenteral exposure, such as transfusion of contaminated blood or blood products, but can also be transmitted via sexual or intimate personal contact. | 0 | 2.05 | 1 | 0 |
Hepatitis C, Chronic INFLAMMATION of the LIVER in humans that is caused by HEPATITIS C VIRUS lasting six months or more. Chronic hepatitis C can lead to LIVER CIRRHOSIS. | 0 | 2.05 | 1 | 0 |
Recrudescence [description not available] | 0 | 2.44 | 2 | 0 |
Apnea, Obstructive Sleep [description not available] | 0 | 2.05 | 1 | 0 |
Bilateral Nasal Obstruction [description not available] | 0 | 2.44 | 2 | 0 |
Atrophy Decrease in the size of a cell, tissue, organ, or multiple organs, associated with a variety of pathological conditions such as abnormal cellular changes, ischemia, malnutrition, or hormonal changes. | 0 | 2.05 | 1 | 0 |
Hypertrophy General increase in bulk of a part or organ due to CELL ENLARGEMENT and accumulation of FLUIDS AND SECRETIONS, not due to tumor formation, nor to an increase in the number of cells (HYPERPLASIA). | 0 | 2.05 | 1 | 0 |
Tonsillitis Inflammation of the tonsils, especially the PALATINE TONSILS but the ADENOIDS (pharyngeal tonsils) and lingual tonsils may also be involved. Tonsillitis usually is caused by bacterial infection. Tonsillitis may be acute, chronic, or recurrent. | 0 | 2.44 | 2 | 0 |
Nasal Obstruction Any hindrance to the passage of air into and out of the nose. The obstruction may be unilateral or bilateral, and may involve any part of the NASAL CAVITY. | 0 | 2.44 | 2 | 0 |
Sleep Apnea, Obstructive A disorder characterized by recurrent apneas during sleep despite persistent respiratory efforts. It is due to upper airway obstruction. The respiratory pauses may induce HYPERCAPNIA or HYPOXIA. Cardiac arrhythmias and elevation of systemic and pulmonary arterial pressures may occur. Frequent partial arousals occur throughout sleep, resulting in relative SLEEP DEPRIVATION and daytime tiredness. Associated conditions include OBESITY; ACROMEGALY; MYXEDEMA; micrognathia; MYOTONIC DYSTROPHY; adenotonsilar dystrophy; and NEUROMUSCULAR DISEASES. (From Adams et al., Principles of Neurology, 6th ed, p395) | 0 | 2.05 | 1 | 0 |
Bone Loss, Osteoclastic [description not available] | 0 | 2.07 | 1 | 0 |
Deficiency, Vitamin E [description not available] | 0 | 2.07 | 1 | 0 |
Diabetes Mellitus A heterogeneous group of disorders characterized by HYPERGLYCEMIA and GLUCOSE INTOLERANCE. | 0 | 2.07 | 1 | 0 |
Sexually Transmitted Diseases Diseases due to or propagated by sexual contact. | 0 | 2.01 | 1 | 0 |
Constitutional Liver Dysfunction [description not available] | 0 | 2.01 | 1 | 0 |
Poisoning Used with drugs, chemicals, and industrial materials for human or animal poisoning, acute or chronic, whether the poisoning is accidental, occupational, suicidal, by medication error, or by environmental exposure. | 0 | 2.01 | 1 | 0 |
Organophosphorus Poisoning [description not available] | 0 | 1.93 | 1 | 0 |
Organophosphate Poisoning Poisoning due to exposure to ORGANOPHOSPHORUS COMPOUNDS, such as ORGANOPHOSPHATES; ORGANOTHIOPHOSPHATES; and ORGANOTHIOPHOSPHONATES. | 0 | 1.93 | 1 | 0 |
Bunostomiasis [description not available] | 0 | 1.93 | 1 | 0 |
Poultry Diseases Diseases of birds which are raised as a source of meat or eggs for human consumption and are usually found in barnyards, hatcheries, etc. The concept is differentiated from BIRD DISEASES which is for diseases of birds not considered poultry and usually found in zoos, parks, and the wild. | 0 | 1.93 | 1 | 0 |
Hookworm Infections Infection of humans or animals with hookworms other than those caused by the genus Ancylostoma or Necator, for which the specific terms ANCYLOSTOMIASIS and NECATORIASIS are available. | 0 | 1.93 | 1 | 0 |
Icterus [description not available] | 0 | 1.94 | 1 | 0 |
Methemoglobinemia The presence of methemoglobin in the blood, resulting in cyanosis. A small amount of methemoglobin is present in the blood normally, but injury or toxic agents convert a larger proportion of hemoglobin into methemoglobin, which does not function reversibly as an oxygen carrier. Methemoglobinemia may be due to a defect in the enzyme NADH methemoglobin reductase (an autosomal recessive trait) or to an abnormality in hemoglobin M (an autosomal dominant trait). (Dorland, 27th ed) | 0 | 1.94 | 1 | 0 |
Jaundice A clinical manifestation of HYPERBILIRUBINEMIA, characterized by the yellowish staining of the SKIN; MUCOUS MEMBRANE; and SCLERA. Clinical jaundice usually is a sign of LIVER dysfunction. | 0 | 1.94 | 1 | 0 |
Hepatocellular Carcinoma [description not available] | 0 | 2.69 | 3 | 0 |
Cancer of Liver [description not available] | 0 | 2.92 | 4 | 0 |
Carcinoma, Hepatocellular A primary malignant neoplasm of epithelial liver cells. It ranges from a well-differentiated tumor with EPITHELIAL CELLS indistinguishable from normal HEPATOCYTES to a poorly differentiated neoplasm. The cells may be uniform or markedly pleomorphic, or form GIANT CELLS. Several classification schemes have been suggested. | 0 | 2.69 | 3 | 0 |
Liver Neoplasms Tumors or cancer of the LIVER. | 0 | 2.92 | 4 | 0 |
Aging The gradual irreversible changes in structure and function of an organism that occur as a result of the passage of time. | 0 | 3.24 | 6 | 0 |
Lymphocytopenia [description not available] | 0 | 2.02 | 1 | 0 |
Lymphopenia Reduction in the number of lymphocytes. | 0 | 2.02 | 1 | 0 |
Amyotonia Congenita [description not available] | 0 | 2.02 | 1 | 0 |
Neuromuscular Diseases A general term encompassing lower MOTOR NEURON DISEASE; PERIPHERAL NERVOUS SYSTEM DISEASES; and certain MUSCULAR DISEASES. Manifestations include MUSCLE WEAKNESS; FASCICULATION; muscle ATROPHY; SPASM; MYOKYMIA; MUSCLE HYPERTONIA, myalgias, and MUSCLE HYPOTONIA. | 0 | 2.02 | 1 | 0 |
Middle Ear Effusion [description not available] | 0 | 2.03 | 1 | 0 |
Otitis Media with Effusion Inflammation of the middle ear with a clear pale yellow-colored transudate. | 0 | 2.03 | 1 | 0 |
Environmental Hypersensitivities [description not available] | 0 | 2.03 | 1 | 0 |
Colorectal Cancer [description not available] | 0 | 2.03 | 1 | 0 |
Colorectal Neoplasms Tumors or cancer of the COLON or the RECTUM or both. Risk factors for colorectal cancer include chronic ULCERATIVE COLITIS; FAMILIAL POLYPOSIS COLI; exposure to ASBESTOS; and irradiation of the CERVIX UTERI. | 0 | 2.03 | 1 | 0 |
Experimental Lung Inflammation Inflammation of any part, segment or lobe, of the lung parenchyma. | 0 | 1.96 | 1 | 0 |
Pneumonia Infection of the lung often accompanied by inflammation. | 0 | 1.96 | 1 | 0 |
Anoxemia [description not available] | 0 | 1.96 | 1 | 0 |
Hypoxia Sub-optimal OXYGEN levels in the ambient air of living organisms. | 0 | 1.96 | 1 | 0 |
Nasal Polyps Focal accumulations of EDEMA fluid in the NASAL MUCOSA accompanied by HYPERPLASIA of the associated submucosal connective tissue. Polyps may be NEOPLASMS, foci of INFLAMMATION, degenerative lesions, or malformations. | 0 | 1.98 | 1 | 0 |
Bone Cancer [description not available] | 0 | 1.98 | 1 | 0 |
Osteogenic Sarcoma [description not available] | 0 | 1.98 | 1 | 0 |
Bone Neoplasms Tumors or cancer located in bone tissue or specific BONES. | 0 | 1.98 | 1 | 0 |
Osteosarcoma A sarcoma originating in bone-forming cells, affecting the ends of long bones. It is the most common and most malignant of sarcomas of the bones, and occurs chiefly among 10- to 25-year-old youths. (From Stedman, 25th ed) | 0 | 1.98 | 1 | 0 |
Crigler Najjar Syndrome [description not available] | 0 | 2.68 | 3 | 0 |
Nephritis Inflammation of any part of the KIDNEY. | 0 | 1.99 | 1 | 0 |
Libman-Sacks Disease [description not available] | 0 | 1.99 | 1 | 0 |
Sclerosis, Systemic [description not available] | 0 | 1.99 | 1 | 0 |
Lupus Erythematosus, Systemic A chronic, relapsing, inflammatory, and often febrile multisystemic disorder of connective tissue, characterized principally by involvement of the skin, joints, kidneys, and serosal membranes. It is of unknown etiology, but is thought to represent a failure of the regulatory mechanisms of the autoimmune system. The disease is marked by a wide range of system dysfunctions, an elevated erythrocyte sedimentation rate, and the formation of LE cells in the blood or bone marrow. | 0 | 1.99 | 1 | 0 |
Scleroderma, Systemic A chronic multi-system disorder of CONNECTIVE TISSUE. It is characterized by SCLEROSIS in the SKIN, the LUNGS, the HEART, the GASTROINTESTINAL TRACT, the KIDNEYS, and the MUSCULOSKELETAL SYSTEM. Other important features include diseased small BLOOD VESSELS and AUTOANTIBODIES. The disorder is named for its most prominent feature (hard skin), and classified into subsets by the extent of skin thickening: LIMITED SCLERODERMA and DIFFUSE SCLERODERMA. | 0 | 1.99 | 1 | 0 |
Hyperglycemia, Postprandial Abnormally high BLOOD GLUCOSE level after a meal. | 0 | 1.99 | 1 | 0 |
Hyperglycemia Abnormally high BLOOD GLUCOSE level. | 0 | 1.99 | 1 | 0 |
Acrocephalosyndactylia Congenital craniostenosis with syndactyly. | 0 | 1.99 | 1 | 0 |
Cruveilhier-Baumgarten Syndrome Liver cirrhosis with intrahepatic portal obstruction, HYPERTENSION, and patent UMBILICAL VEINS. | 0 | 1.99 | 1 | 0 |
Hypertension, Portal Abnormal increase of resistance to blood flow within the hepatic PORTAL SYSTEM, frequently seen in LIVER CIRRHOSIS and conditions with obstruction of the PORTAL VEIN. | 0 | 1.99 | 1 | 0 |
Arteriosclerosis Thickening and loss of elasticity of the walls of ARTERIES of all sizes. There are many forms classified by the types of lesions and arteries involved, such as ATHEROSCLEROSIS with fatty lesions in the ARTERIAL INTIMA of medium and large muscular arteries. | 0 | 1.99 | 1 | 0 |
Cirrhoses, Experimental Liver [description not available] | 0 | 2 | 1 | 0 |
Cardiac Failure [description not available] | 0 | 2 | 1 | 0 |
Right Ventricular Dysfunction [description not available] | 0 | 2 | 1 | 0 |
Heart Failure A heterogeneous condition in which the heart is unable to pump out sufficient blood to meet the metabolic need of the body. Heart failure can be caused by structural defects, functional abnormalities (VENTRICULAR DYSFUNCTION), or a sudden overload beyond its capacity. Chronic heart failure is more common than acute heart failure which results from sudden insult to cardiac function, such as MYOCARDIAL INFARCTION. | 0 | 2 | 1 | 0 |
Allodynia [description not available] | 0 | 2 | 1 | 0 |
Cirrhosis, Liver [description not available] | 0 | 2 | 1 | 0 |
Liver Cirrhosis Liver disease in which the normal microcirculation, the gross vascular anatomy, and the hepatic architecture have been variably destroyed and altered with fibrous septa surrounding regenerated or regenerating parenchymal nodules. | 0 | 2 | 1 | 0 |
Blood Clot [description not available] | 0 | 2.01 | 1 | 0 |
Thrombosis Formation and development of a thrombus or blood clot in the blood vessel. | 0 | 2.01 | 1 | 0 |
Edema, Pulmonary [description not available] | 0 | 1.98 | 1 | 0 |
Pulmonary Edema Excessive accumulation of extravascular fluid in the lung, an indication of a serious underlying disease or disorder. Pulmonary edema prevents efficient PULMONARY GAS EXCHANGE in the PULMONARY ALVEOLI, and can be life-threatening. | 0 | 1.98 | 1 | 0 |
Cardiomyopathies, Primary [description not available] | 0 | 1.96 | 1 | 0 |
Cardiomyopathies A group of diseases in which the dominant feature is the involvement of the CARDIAC MUSCLE itself. Cardiomyopathies are classified according to their predominant pathophysiological features (DILATED CARDIOMYOPATHY; HYPERTROPHIC CARDIOMYOPATHY; RESTRICTIVE CARDIOMYOPATHY) or their etiological/pathological factors (CARDIOMYOPATHY, ALCOHOLIC; ENDOCARDIAL FIBROELASTOSIS). | 0 | 1.96 | 1 | 0 |
Blood Pressure, High [description not available] | 0 | 1.97 | 1 | 0 |
Hypertension Persistently high systemic arterial BLOOD PRESSURE. Based on multiple readings (BLOOD PRESSURE DETERMINATION), hypertension is currently defined as when SYSTOLIC PRESSURE is consistently greater than 140 mm Hg or when DIASTOLIC PRESSURE is consistently 90 mm Hg or more. | 0 | 1.97 | 1 | 0 |
Obesity A status with BODY WEIGHT that is grossly above the recommended standards, usually due to accumulation of excess FATS in the body. The standards may vary with age, sex, genetic or cultural background. In the BODY MASS INDEX, a BMI greater than 30.0 kg/m2 is considered obese, and a BMI greater than 40.0 kg/m2 is considered morbidly obese (MORBID OBESITY). | 0 | 1.97 | 1 | 0 |
Kidney Diseases Pathological processes of the KIDNEY or its component tissues. | 0 | 1.96 | 1 | 0 |
Bovine Diseases [description not available] | 0 | 1.96 | 1 | 0 |
Fasciola Infection [description not available] | 0 | 1.96 | 1 | 0 |
Fascioliasis Liver disease caused by infections with parasitic flukes of the genus FASCIOLA, such as FASCIOLA HEPATICA. | 0 | 1.96 | 1 | 0 |
Fetal Death Death of the developing young in utero. BIRTH of a dead FETUS is STILLBIRTH. | 0 | 1.96 | 1 | 0 |