propane profile

Propane: A three carbon alkane with the formula H3CCH2CH3. [Medical Subject Headings (MeSH), National Library of Medicine, extracted Dec-2023]

ID Source	ID
PubMed CID	6334
CHEMBL ID	135416
CHEBI ID	32879
MeSH ID	M0017740

Synonym
ch3-ch2-ch3
CHEBI:32879 ,
propan
e944
n-propane
c3h8
propane (nf)
D05625
74-98-6
a-108
dimethylmethane
propyl hydride
hc 290
r 290
hsdb 1672
propyldihydride
propane liquefied
einecs 200-827-9
un1978
propane
inchi=1/c3h8/c1-3-2/h3h2,1-2h
propane, 99.97%
propane, tank for propane torch
propane, 98%
68475-59-2
68476-49-3
69430-33-7
1DDB43B7-5E0D-48E4-8F15-3D3D5116098A
purifrigor p 3.5
CHEMBL135416
e-944
ins-944
ins no.944
AKOS009159189
QSPL 135
68920-07-0
ec 200-827-9
propane [usan:nf]
unii-t75w9911l6
t75w9911l6 ,
propane [hsdb]
propane [who-dd]
propane [vandf]
propane [inci]
propane [fcc]
propane [mart.]
propane [ii]
propane [mi]
dimethyl methane
bottled gas
n-propane-
C20783
freon 290
un 1978
DTXSID5026386 ,
propane, 99.95%, messer(r) cangas
praseodymium doped ceria
130071-47-5
IPZJQDSFZGZEOY-UHFFFAOYSA-N
praseodymium nanofoil
Q131189
AMY22280
cerium oxide, praseodymium doped
ultra thin praseodymium nanofoil
propane (ii)
lpg (liquefied petroleum gas)
dtxcid006386
propane (mart.)

Excerpt	Reference	Relevance
"Bromopropane (BP) is a halogenated alkan compound used in various industries as chemical intermediates, extraction solvents, and degreasing compounds. "	( Bromopropane compounds inhibit osteogenesis by ERK-dependent Runx2 inhibition in C2C12 cells. Choi, YH; Jeong, HG; Jeong, HM; Jeong, TC; Lee, KY, 2014)	1.43

Excerpt	Reference	Relevance
"Propane has a higher liquefaction temperature than liquid nitrogen used as a cooling agent."	( [Method of producing cooled liquid propane in a histochemistry laboratory]. Aleshchenko, IE, 1986)	1.27
"Propane has a higher liquefaction temperature than liquid nitrogen used as a cooling agent."	( [Method of producing cooled liquid propane in a histochemistry laboratory]. Aleshchenko, IE, 1986)	1.27

Excerpt	Reference	Relevance
"Propane and n-butane inhibit methyl tertiary butyl ether oxidation by n-alkane-grown Pseudomonas putida GPo1. "	( Propane and n-butane oxidation by Pseudomonas putida GPo1. Hyman, MR; Johnson, EL, 2006)	3.22

Excerpt	Reference	Relevance
" Sex differences in naive rats parameters were slight, but male were more susceptible to toxic effects of 1,2-dichloropropane than female rats; glutathione depletion, lipid peroxidation, and loss of organic anion accumulation were higher in male than in female slices."	( Sex- and age-related nephrotoxicity due to 1,2-dichloropropane in vitro. Maso, S; Meneghetti, P; Nicoletto, G; Secondin, L; Trevisan, A, 1992)	0.74
" The dibromomonochlorinated analogue 1,3-dibromo-2-chloropropane was less organ toxic than DBCP and 1,2,3-tribromopropane, but induced more organ damage than the dichloromonobrominated analogues 1-bromo-2,3-dichloropropane and 1,3-dichloro-2-bromopropane."	( Effect of bromine and chlorine positioning in the induction of renal and testicular toxicity by halogenated propanes. Brunborg, G; Dahl, JE; Dybing, E; Holme, JA; Låg, M; Nelson, SD; Omichinski, JG; Søderlund, EJ, )	0.59
"This study was set to determine if there is a correlation between the general toxic effect and the gonadotoxic effect of DBCP on male rats."	( The effects of 1,2-dibromo-3-chloropropane (DBCP) on general toxicity and gonadotoxicity in rats. Kaplanski, J; Potashnik, G; Shemi, D; Sod-Moriah, UA; Waksman, J, )	0.41
" Differences between nitroalkanes in terms of content of nitronate tautomer at equilibrium are probably an important chemical determinant of their toxic potential."	( Investigation of the chemical basis of nitroalkane toxicity: tautomerism and decomposition of propane 1- and 2-nitronate under physiological conditions. Gescher, A; Goodwin, B; Linhart, I, 1991)	0.5
" the Leydig cell, is a potential site for the primary toxic effects of these agents in the rat testis."	( Gonadotoxic effects of 2-hexanone and 1,2-dibromo-3-chloropropane on the enzymatic activity of rat testicular 17 alpha-hydroxylase/C17,20-lyase. Ganjam, VK; Kelce, WR; Raisbeck, MF, 1990)	0.52
"The objective of this investigation was to characterize the acute and short- and long-term toxic potency of orally administered 1,2-dichloropropane (DCP)."	( Oral toxicity of 1,2-dichloropropane: acute, short-term, and long-term studies in rats. Bruckner, JV; Dallas, CE; Kim, HJ; MacKenzie, WF; Muralidhara, S; Ramanathan, R, 1989)	0.77
" One group of treated animals was killed 1 to 3 days afterward to compare the dose and time relationships of the acute toxic response of neonatal and weanling male rats to DBCP and another group at approximate sexual maturity (approximately 120 days of age) to detect residual toxic effects resulting from acute exposure."	( Initial and residual toxicity following acute exposure of developing male rats to dibromochloropropane. Greenwell, A; Harrington, F; Kluwe, WM; Weber, H, 1985)	0.49
" Single-treatment, subcutaneous LD50 values for DBCP were 102 mg/kg in non-pretreated and 128 mg/kg in phenobarbital pretreated rats."	( Chemical modulation of 1,2-dibromo-3-chloropropane toxicity. Kluwe, WM, )	0.39
" Organ toxicity studies showed that (S)-DBCP was slightly more renal toxic than (R)-DBCP but was not significantly more toxic than the racemate, and that no significant differences were observed in the extents of testicular necrosis and atrophy caused by either enantiomer or the racemate."	( Comparative toxicity of (+)-(R)- and (-)-(S)-1,2-dibromo-3-chloropropane. Dybing, E; Kouzi, SA; Meerman, JH; Nelson, SD; Søderlund, EJ, 1995)	0.53
" Loss of organic anion accumulation and release into the incubation medium of tubular enzymes, mainly from the soluble fraction, are the toxic effects of the solvent."	( In-vitro mechanisms of 1,2-dichloropropane nephrotoxicity using the renal cortical slice model. Maso, S; Meneghetti, P; Trevisan, A; Troso, O, 1993)	0.56
" Since melatonin, the main secretory product of the pineal gland, has been shown to protect against a number of toxic agents, it was given 30 min before 2-NP to test its protective effect against 2-NP toxicity."	( 2-Nitropropane-induced lipid peroxidation: antitoxic effects of melatonin. El-Sokkary, GH; Kim, SJ; Qi, W; Reiter, RJ; Rouvier Garay, MV; Tan, DX, 1998)	0.76
"Newborn rat studies were conducted with oral administration of 1,3-dibromopropane (DBP) and 1,1,2,2-tetrabromoethane (TBE) from postnatal Days 4 to 21 to allow comparison of NOAELs and unequivocally toxic levels with those from 28-day young rat studies starting at 5-6 weeks of age."	( Susceptibility of newborn rats to hepatotoxicity of 1,3-dibromopropane and 1,1,2,2-tetrabromoethane, compared with young rats. Ema, M; Fukuda, N; Hasegawa, R; Hirata-Koizumi, M; Ito, Y; Kamata, E; Kusuoka, O; Nishimura, N; Ogata, H; Wada, H, 2005)	0.8
" While current animal models are available, understanding of the reproductive toxic effects on human fertility requires a more robust model system."	( Assessing reproductive toxicity of two environmental toxicants with a novel in vitro human spermatogenic model. Bradner, JM; Caudle, WM; Easley, CA; Hansen, JM; McEachin, ZT; Merritt, MM; Moser, A; Rickman, CA, 2015)	0.42
" Reuterin was much less toxic than acrolein and only four times more toxic than diacetyl, a generally recognized as safe flavoring compound."	( In vitro toxicity of reuterin, a potential food biopreservative. Arqués, JL; Díaz-Navarro, C; Fernández-Cruz, ML; Gaya, P; Martín-Cabrejas, I; Medina, M; Navas, JM; Pérez-Del Palacio, J, 2016)	0.43

Excerpt	Reference	Relevance
" A physiological pharmacokinetic model was developed to describe the time course of trichloropropane concentration in tissues."	( Disposition of 1,2,3-trichloropropane in the Fischer 344 rat: conventional and physiological pharmacokinetics. Carter, DE; Falcoz, C; Gross, JF; Sipes, IG; Volp, RF, 1984)	0.78
"The pharmacokinetic parameters of theophylline in rats did not change significantly when the drug was intravenously administered after three consecutive days of pretreatment with 17 mg/kg, orally, of 1-furan-2-yl-3-pyridine-2-yl-propenone (FPP-3), an investigatory drug having dual inhibitory action on cyclooxygenase (COX) and 5-lipoxygenase (5-LOX)."	( The effect of 1-furan-2-yl-3-pyridine-2-yl-propenone on pharmacokinetic parameters of theophylline. Jeon, TW; Lee, ES; Lee, SK; Shanmugam, S; Yong, CS; Yoo, BK, 2006)	0.33
" Three consecutive days of pretreatment with 17 mg/kg of FPP-3 had no significant effect on the pharmacokinetic parameters of warfarin when orally administered to rats."	( The effect of 1-furan-2-yl-3-pyridine-2-yl-propenone on pharmacokinetic parameters of warfarin. Choi, HG; Jeong, TC; Lee, ES; Shanmugam, S; Woo, JS; Yong, CS; Yoo, BK, 2007)	0.34
" To mechanistically investigate the potential pharmacokinetic effects of blood lipid changes, an existing CPF physiologically based pharmacokinetic/pharmacodynamic model for rats and humans was modified to account for altered lipid-tissue partition coefficients and for major physiological and biochemical changes of pregnancy."	( The effect of plasma lipids on the pharmacokinetics of chlorpyrifos and the impact on interpretation of blood biomonitoring data. Bartels, MJ; Lowe, ER; Marty, MS; Mattsson, JL; Poet, TS; Rick, DL; Timchalk, C, 2009)	0.35

Excerpt	Reference	Relevance
"Antimicrobial activity of reuterin individually or in combination with nisin against different food-borne Gram-positive and Gram-negative pathogens in milk was investigated."	( Antimicrobial activity of reuterin in combination with nisin against food-borne pathogens. Arqués, JL; Fernández, J; Gaya, P; Medina, M; Nuñez, M; Rodríguez, E, 2004)	0.32
" In this paper, an EW-based valve combined with plasma-modified Teflon surface, which serves as a microfluidic guidance, in controlling continuous fluid flow has been demonstrated."	( Electrowetting (EW)-based valve combined with hydrophilic teflon microfluidic guidance in controlling continuous fluid flow. Cheng, JY; Hsiung, LC, 2004)	0.32

Excerpt	Reference	Relevance
" We conclude that ADMA compromises the integrity of the filtration barrier by altering the bioavailability of NO and O(2)(*-) and that NO-independent activation of sGC preserves the integrity of this barrier under conditions of NO depletion."	( ADMA injures the glomerular filtration barrier: role of nitric oxide and superoxide. Lianos, EA; McCarthy, ET; Miura, H; Papapetropoulos, A; Savin, VJ; Sharma, M; Sharma, R; Zhou, Z, 2009)	0.35
" The bioavailability and pharmacological properties of the ligands were determined using OSIRIS server."	( Bioavailability and Neuroprotectivity of 3-(3, 4-dimethoxy phenyl)-1-4 (methoxy phenyl) prop-2-en-1-one against Schizophrenia: an Chintha, V; Wudayagiri, R, )	0.13

Excerpt	Relevance	Reference
" The slopes of the dose-response curves (1."	( Induction of unscheduled DNA synthesis in mouse germ cells following 1,2-dibromo-3-chloropropane (DBCP) exposure. Lee, IP; Suzuki, K, 1979)	0.48
" Young female rats dosed with 1-bromo[1-14C]propane excrete the same metabolites as adult females but in different relative proportions."	( Mercapturic acid formation in the developing rat. Baines, PJ; Bray, HG; James, SP, 1977)	0.52
" Male mice eliminated TCP-derived radioactivity more rapidly than rats and lower concentrations of radioactivity were found in tissues 60 hr after dosing in mice."	( Comparative disposition and metabolism of 1,2,3-trichloropropane in rats and mice. Burka, LT; Mahmood, NA; Overstreet, D, )	0.38
" In one study, we observed unusual dose-response in lymphocyte chromosome aberration frequencies after exposure of mice to low doses of a chemical mixture (benzene, chloroprene, epichlorohydrin, and xylene)."	( Cytogenetic assays in genotoxic studies: somatic cell effects of benzene and germinal cell effects of dibromochloropropane. Au, WW; Cantelli-Forti, G; Hrelia, P; Legator, MS, 1990)	0.49
" Dosing with 250 mg/kg azobenzene over 3 consecutive days led to an accumulation of micronucleated polychromatic erythrocytes."	( Micronucleus induction by azobenzene and 1,2-dibromo-3-chloropropane in the rat: evaluation of a triple-dose protocol. Gatehouse, DG; George, E; Wootton, AK, )	0.37
" Nucleolar enlargement in hepatocytes, however, was observed at all dosage levels at 5 and 10 days."	( Oral toxicity of 1,2-dichloropropane: acute, short-term, and long-term studies in rats. Bruckner, JV; Dallas, CE; Kim, HJ; MacKenzie, WF; Muralidhara, S; Ramanathan, R, 1989)	0.57
" The proportion of sperm with abnormal tails also increased as DBCP dosage increased."	( Measurement of semen quality, fertility, and reproductive hormones to assess dibromochloropropane (DBCP) effects in live rabbits. Foote, RH; Schermerhorn, EC; Simkin, ME, 1986)	0.49
"This study was designed to evaluate new protocols proposed for use as an initial screen or a dose-response test of an agent for adverse effects on male reproduction."	( Assessment of procedures for screening agents for effects on male reproduction: effects of dibromochloropropane (DBCP) on the rat. Amann, RP; Berndtson, WE, 1986)	0.49
" After dosing for an interval at least equal to six times the duration of one cycle of the seminiferous epithelium, sperm from ejaculated semen or the cauda epididymidis can be evaluated for normalcy of morphology or function and should be used for artificial insemination of females to critically evaluate fertility."	( Detection of alterations in testicular and epididymal function in laboratory animals. Amann, RP, 1986)	0.27
" Finally, a dose-response model suggested significant changes in sperm density at the short-term but more recently operated production site when more than 100 adjusted hours of exposure were exceeded, while the longer operated but longer closed facility demonstrated a significant impairment only when more than 1,000 adjusted hours of dibromochloropropane exposure were surpassed."	( Dibromochloropropane and its effect on testicular function in man. Joyner, RE; Lipshultz, LI; Milby, T; Ross, CE; Smith, R; Whorton, D, 1980)	0.8
" Testing times after dosing varied among compounds and were based on pilot studies to measure both the times of peak effect and recovery."	( A comparison of the acute neuroactive effects of dichloromethane, 1,3-dichloropropane, and 1,2-dichlorobenzene on rat flash evoked potentials (FEPs). Boyes, WK; Herr, DW, 1997)	0.53
"Animal experiments allow the study of oxidative DNA damage in target organs and the elucidation of dose-response relationships of carcinogenic and other harmful chemicals and conditions as well as the study of interactions of several factors."	( Experimental study of oxidative DNA damage. Deng, XS; Loft, S; Poulsen, HE; Sørensen, M; Tuo, J; Wellejus, A, 1998)	0.3
" (2) Exposure paradigms: extrapolating dosing in animals to exposures in humans becomes complex."	( Reproductive toxicology: current and future directions. Hoyer, PB, 2001)	0.31
" Dipropenyl disulfide was much less active, while little effect on enzyme activity was seen in animals dosed with dipropyl disulfide."	( Relative activities of organosulfur compounds derived from onions and garlic in increasing tissue activities of quinone reductase and glutathione transferase in rat tissues. Munday, CM; Munday, R, 2001)	0.31
"Experiments were conducted at the VERONA pilot plant, an incineration plant with stationary grate and separate post-combustion chamber, using wood and propane as basic combustible materials and with controlled dosage of various bromine-, chlorine- and copper-containing compounds."	( Formation of chlorinated and brominated dioxins and other organohalogen compounds at the pilot incineration plant VERONA. Jager, J; Schüler, D, 2004)	0.52
" A higher dosage of FPP-3 however, did cause significant changes in the pharmacokinetic parameters of wafarin."	( The effect of 1-furan-2-yl-3-pyridine-2-yl-propenone on pharmacokinetic parameters of warfarin. Choi, HG; Jeong, TC; Lee, ES; Shanmugam, S; Woo, JS; Yong, CS; Yoo, BK, 2007)	0.34
" Gavage dosing with corn oil also increased plasma lipids that led to a moderate increase of CPF partitioning into the plasma."	( The effect of plasma lipids on the pharmacokinetics of chlorpyrifos and the impact on interpretation of blood biomonitoring data. Bartels, MJ; Lowe, ER; Marty, MS; Mattsson, JL; Poet, TS; Rick, DL; Timchalk, C, 2009)	0.35
" Calculated were a reference dose (=39 microg/kg d) for non-cancer and Cancer Values (CV) (=10-14 microg/kg d) based on non-linear dose-response relationships for mutagenicity as a precursor of cancer."	( Derivation of a reference dose and drinking water equivalent level for 1,2,3-trichloropropane. Carson, ML; Tardiff, RG, 2010)	0.58
" Since publication of EPA's 2005 Guidelines for Carcinogen Risk Assessment, IRIS cancer assessments have implemented new approaches recommended in these guidelines and expanded the use of complex scientific methods to perform quantitative dose-response assessments."	( Approaches to cancer assessment in EPA's Integrated Risk Information System. Gehlhaus, MW; Gift, JS; Hogan, KA; Kadry, AR; Kopylev, L; Schlosser, PM, 2011)	0.37
" However, since Inhibin B was only decreased at the end of the Dosing Phase and not at the Recovery Phase, when the onset of testicular pathology occurred, it is unclear if monitoring Inhibin B would provide sufficient advanced warning for the onset of testicular pathology."	( Assessment of inhibin B as a biomarker of testicular injury following administration of carbendazim, cetrorelix, or 1,2-dibromo-3-chloropropane in Wistar han rats. Her, LS; Knight, BL; Mineo, AM; Moffit, JS; Phillips, JA; Thibodeau, MS, 2013)	0.59
" This context is explored based on MOA analyses in published assessments to illustrate the relative extent of supporting data and their implications for dose-response analysis and involved comparisons for chemical assessments on trichloropropane, and carbon tetrachloride with several hypothesized MOA(s) for cancer."	( Mode of action human relevance (species concordance) framework: Evolution of the Bradford Hill considerations and comparative analysis of weight of evidence. Bachman, AN; Jeffrey Lewis, R; Meek, ME; North, CM; Palermo, CM, 2014)	0.58
"In this study, we investigate the viability of three-dimensional (3D) inkjet printing with UV curing to produce solid dosage forms containing a known poorly soluble drug, carvedilol."	( Making tablets for delivery of poorly soluble drugs using photoinitiated 3D inkjet printing. Alexander, MR; Clark, EA; Irvine, DJ; Roberts, CJ; Wallace, MJ; Wildman, RD; Yoo, J, 2020)	0.56
" Through the co-existence of Irgacure 2959 and VA-086, the overall crosslinking process was completed with a minimal UV dosage during a significantly reduced crosslinking time, producing mechanically robust hydrogel constructs, while most encapsulated cells within the hydrogel constructs remained viable."	( Improved cell viability for large-scale biofabrication with photo-crosslinkable hydrogel systems through a dual-photoinitiator approach. Chen, S; Chong, LSH; Han, WT; Jang, T; Jung, HD; Song, J, 2019)	0.51
" 1B is not appropriate, based on the fact that rat mammary and harderian tumors are likely not relevant to humans and lung and liver tumors reported in mice were equivocal in their dose-response and statistical significance."	( Hazard characterization of carcinogenicity, mutagenicity, and reproductive toxicity for short chain primary nitroalkanes. Garnick, L; Gillie, C; Kozal, J; Maier, A; Monnot, A; Quinn, J; Spencer, P, 2021)	0.62
" The aim was to develop an eco-friendly, stability-indicating assay method to determine Chlorthalidone (CLD) and Cilnidipine (CIL) in bulk and tablet dosage form using four different Ultra-Violet (UV) spectrophotometric methods."	( Multiple spectrophotometric determinations of Chlorthalidone and Cilnidipine using propylene carbonate - As a step towards greenness. Chanduluru, HK; Kannaiah, KP; Sugumaran, A, 2022)	0.72

Product Category	Products
Other	18
Plant-based foods	1
Aliments et boissons à base de végétaux, Aliments d'origine végétale, Matières grasses, Matières grasses végétales, Produits de l'olivier, Huiles, Huiles d'olive, Huiles d'olive vierges extra, Huiles d'olive vierges	1
Condiments, Sauces, Sauces pour pâtes, Sauces tomate, Epicerie	1
Viandes et dérivés, Charcuteries, Jambons, Jambons blancs	1
en:coffees	1

Role	Description
food propellant	A propellant that is used to expel foods from an aerosol container.
[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
alkane	An acyclic branched or unbranched hydrocarbon having the general formula CnH2n+2, and therefore consisting entirely of hydrogen atoms and saturated carbon atoms.
gas molecular entity	Any main group molecular entity that is gaseous at standard temperature and pressure (STP; 0degreeC and 100 kPa).
[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
propane degradation I	9	15
propane degradation II	5	14

Assay ID	Title	Year	Journal	Article
AID23729	Partition coefficient in water-cyclohexane was determined	2003	Bioorganic & medicinal chemistry letters, Feb-10, Volume: 13, Issue:3	QSAR study on solubility of alkanes in water and their partition coefficients in different solvent systems using PI index.
AID23726	Partition coefficient in alkanes was determined	2003	Bioorganic & medicinal chemistry letters, Feb-10, Volume: 13, Issue:3	QSAR study on solubility of alkanes in water and their partition coefficients in different solvent systems using PI index.
AID23718	Partition coefficient in water-hexadecane (P16) was determined	2003	Bioorganic & medicinal chemistry letters, Feb-10, Volume: 13, Issue:3	QSAR study on solubility of alkanes in water and their partition coefficients in different solvent systems using PI index.
AID13316	Solubility in water was determined; values expressed as -log	2003	Bioorganic & medicinal chemistry letters, Feb-10, Volume: 13, Issue:3	QSAR study on solubility of alkanes in water and their partition coefficients in different solvent systems using PI index.
AID23737	Partition coefficient (logP)	2003	Bioorganic & medicinal chemistry letters, Feb-10, Volume: 13, Issue:3	QSAR study on solubility of alkanes in water and their partition coefficients in different solvent systems using PI index.
[information is prepared from bioassay data collected from National Library of Medicine (NLM), extracted Dec-2023]

Timeframe	Studies, This Drug (%)	All Drugs %
pre-1990	539 (27.93)	18.7374
1990's	210 (10.88)	18.2507
2000's	489 (25.34)	29.6817
2010's	574 (29.74)	24.3611
2020's	118 (6.11)	2.80
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023]

Publication Type	This drug (%)	All Drugs (%)
Trials	15 (0.72%)	5.53%
Reviews	76 (3.66%)	6.00%
Case Studies	87 (4.19%)	4.05%
Observational	1 (0.05%)	0.25%
Other	1,898 (91.38%)	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
acetylcarnitine Acetylcarnitine: An acetic acid ester of CARNITINE that facilitates movement of ACETYL COA into the matrices of mammalian MITOCHONDRIA during the oxidation of FATTY ACIDS.	1.97	1	0	O-acylcarnitine	human metabolite
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.	3.63	9	0	chloroethanes	hepatotoxic agent; mutagen; non-polar solvent
alpha-ketoisovalerate alpha-ketoisovalerate: RN given refers to parent cpd. 3-methyl-2-oxobutanoate : A 2-oxo monocarboxylic acid anion that is the conjugate base of 3-methyl-2-oxobutanoic acid, arising from deprotonation of the carboxy group.. 3-methyl-2-oxobutanoic acid : A 2-oxo monocarboxylic acid that is the 2-oxo derivative of isovaleric acid.	1.95	1	0	2-oxo monocarboxylic acid; branched-chain keto acid	human metabolite; Saccharomyces cerevisiae metabolite
gamma-aminobutyric acid gamma-Aminobutyric Acid: The most common inhibitory neurotransmitter in the central nervous system.. gamma-aminobutyric acid : A gamma-amino acid that is butanoic acid with the amino substituent located at C-4.	1.98	1	0	amino acid zwitterion; gamma-amino acid; monocarboxylic acid	human metabolite; neurotransmitter; Saccharomyces cerevisiae metabolite; signalling molecule
aminolevulinic acid Aminolevulinic Acid: A compound produced from succinyl-CoA and GLYCINE as an intermediate in heme synthesis. It is used as a PHOTOCHEMOTHERAPY for actinic KERATOSIS.. 5-aminolevulinic acid : The simplest delta-amino acid in which the hydrogens at the gamma position are replaced by an oxo group. It is metabolised to protoporphyrin IX, a photoactive compound which accumulates in the skin. Used (in the form of the hydrochloride salt)in combination with blue light illumination for the treatment of minimally to moderately thick actinic keratosis of the face or scalp.	1.96	1	0	4-oxo monocarboxylic acid; amino acid zwitterion; delta-amino acid	antineoplastic agent; dermatologic drug; Escherichia coli metabolite; human metabolite; mouse metabolite; photosensitizing agent; plant metabolite; prodrug; Saccharomyces cerevisiae metabolite
5-hydroxytryptophan 5-Hydroxytryptophan: The immediate precursor in the biosynthesis of SEROTONIN from tryptophan. It is used as an antiepileptic and antidepressant.. 5-hydroxytryptophan : A tryptophan derivative that is tryptophan substituted by a hydroxy group at position 5.	2.01	1	0	hydroxytryptophan	human metabolite; neurotransmitter
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.	2.11	1	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.	2.31	1	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.	2.38	2	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
acetamide acetimidic acid : A carboximidic acid that is acetic acid in which the carbonyl oxygen is replaced by an imino group.	2.11	1	0	acetamides; carboximidic acid; monocarboxylic acid amide; N-acylammonia
acetone methyl ketone : A ketone of formula RC(=O)CH3 (R =/= H).	5.39	23	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]	2.38	2	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.	3.42	7	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
benzaldehyde [no description available]	2.03	1	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]	7.03	23	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.	2.01	1	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.	2.03	1	0	benzyl alcohols	antioxidant; fragrance; metabolite; solvent
betaine glycine betaine : The amino acid betaine derived from glycine.	2.53	2	0	amino-acid betaine; glycine derivative	fundamental metabolite
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)	4.56	8	0	halide anion; monoatomic bromine
hydrobromic acid Hydrobromic Acid: Hydrobromic acid (HBr). A solution of hydrogen bromide gas in water.. hydrobromide : Salts formally resulting from the reaction of hydrobromic acid with an organic base.. hydrogen bromide : A diatomic molecule containing covalently bonded hydrogen and bromine atoms.	2.03	1	0	gas molecular entity; hydrogen halide; mononuclear parent hydride	mouse metabolite
butyraldehyde [no description available]	2.1	1	0	butanals	biomarker; Escherichia coli metabolite; mouse metabolite
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.	3.13	5	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.	2.5	2	0	fatty acid 4:0; straight-chain saturated fatty acid	human urinary metabolite; Mycoplasma genitalium metabolite
cadaverine [no description available]	1.95	1	0	alkane-alpha,omega-diamine	Daphnia magna metabolite; Escherichia coli metabolite; mouse metabolite; plant metabolite
carbamates [no description available]	7.66	3	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.	5.39	23	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.	2.5	2	0	monocarboxylic acid	antibacterial agent; astringent; metabolite; protic solvent; solvent
aminooxyacetic acid Aminooxyacetic Acid: A compound that inhibits aminobutyrate aminotransferase activity in vivo, thereby raising the level of gamma-aminobutyric acid in tissues.. (aminooxy)acetic acid : A member of the class of hydroxylamines that is acetic acid substituted at postion 2 by an aminooxy group. It is a compound which inhibits aminobutyrate aminotransferase activity in vivo, resulting in increased levels of gamma-aminobutyric acid in tissues.	1.97	1	0	amino acid; hydroxylamines; monocarboxylic acid	anticonvulsant; EC 2.6.1.19 (4-aminobutyrate--2-oxoglutarate transaminase) inhibitor; EC 4.2.1.22 (cystathionine beta-synthase) inhibitor; nootropic agent
catechol [no description available]	2.03	1	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).	6.84	82	0	alkane; gas molecular entity; mononuclear parent hydride; one-carbon compound	bacterial metabolite; fossil fuel; greenhouse gas
chlordecone [no description available]	4.49	4	0	cyclic ketone; organochlorine compound	insecticide; persistent organic pollutant
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	1	0	chlorocarboxylic acid; haloacetic acid	alkylating agent; herbicide
choline [no description available]	2.15	1	0	cholines	allergen; Daphnia magna metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; neurotransmitter; nutrient; plant metabolite; Saccharomyces cerevisiae metabolite
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.	2.15	1	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.	3.76	11	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.	2.43	2	0	chlorine molecular entity; gas molecular entity; hydrogen halide; mononuclear parent hydride	mouse metabolite
coumarin 2H-chromen-2-one: coumarin derivative	2.36	2	0	coumarins	fluorescent dye; human metabolite; plant 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).	2.46	2	0	monohydroxybenzoic acid	algal metabolite; antifungal agent; antiinfective agent; EC 1.11.1.11 (L-ascorbate peroxidase) inhibitor; keratolytic drug; plant hormone; plant 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.	2.96	4	0	alkane	xenobiotic
phloroglucinol Phloroglucinol: A trinitrobenzene derivative with antispasmodic properties that is used primarily as a laboratory reagent.. phloroglucinol : A benzenetriol with hydroxy groups at position 1, 3 and 5.	2.1	1	0	benzenetriol; phenolic donor	algal 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.	1.96	1	0	aryl phosphate	mouse metabolite
2-nitropropane 2-nitropropane: RN given refers to cpd with locant for nitro moiety in 2 position. 2-nitropropane : A secondary nitroalkane that is propane in which a hydrogen at position 2 has been replaced by a nitro group. Mainly used as a solvent (b.p. 120degreeC).	8.43	113	0	secondary nitroalkane	carcinogenic agent; hepatotoxic agent; polar aprotic solvent; xenobiotic
hydrogen sulfide Hydrogen Sulfide: A flammable, poisonous gas with a characteristic odor of rotten eggs. It is used in the manufacture of chemicals, in metallurgy, and as an analytical reagent. (From Merck Index, 11th ed). hydrogen sulfide : A sulfur hydride consisting of a single sulfur atom bonded to two hydrogen atoms. A highly poisonous, flammable gas with a characteristic odour of rotten eggs, it is often produced by bacterial decomposition of organic matter in the absence of oxygen.. thiol : An organosulfur compound in which a thiol group, -SH, is attached to a carbon atom of any aliphatic or aromatic moiety.	2.04	1	0	gas molecular entity; hydracid; mononuclear parent hydride; sulfur hydride	Escherichia coli metabolite; genotoxin; metabolite; signalling molecule; toxin; vasodilator agent
trimethylenediamine trimethylenediamine: RN given refers to parent cpd; structure. trimethylenediamine : An alkane-alpha,omega-diamine comprising a propane skeleton with amino substituents at positions 1 and 3.	2.53	2	0	alkane-alpha,omega-diamine	human metabolite; mouse metabolite; reagent
3-chlorobenzoic acid [no description available]	2	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.	3.08	1	0	guaiacols	disinfectant; EC 1.1.1.25 (shikimate dehydrogenase) inhibitor; expectorant; plant metabolite
n(1)-acetylspermidine N(1)-acetylspermidine : An acetylspermidine having the acetyl group at the N1-position.	2.13	1	0	acetylspermidine	Escherichia coli metabolite; metabolite
n(g),n(g')-dimethyl-l-arginine N,N-dimethylarginine: asymmetric dimethylarginine; do not confuse with N,N'-dimethylarginine	4.83	7	1	alpha-amino acid
propionaldehyde propionaldehyde: may cause respiratory irritation; RN given refers to parent cpd; structure. propanal : An aldehyde that consists of ethane bearing a formyl substituent. The parent of the class of propanals.	2.49	2	0	alpha-CH2-containing aldehyde; propanals	Escherichia coli metabolite
cytosine [no description available]	1.98	1	0	aminopyrimidine; pyrimidine nucleobase; pyrimidone	Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite
lactic acid Lactic Acid: A normal intermediate in the fermentation (oxidation, metabolism) of sugar. The concentrated form is used internally to prevent gastrointestinal fermentation. (From Stedman, 26th ed). 2-hydroxypropanoic acid : A 2-hydroxy monocarboxylic acid that is propanoic acid in which one of the alpha-hydrogens is replaced by a hydroxy group.	4.64	25	0	2-hydroxy monocarboxylic acid	algal metabolite; Daphnia magna metabolite
diacetyl butane-2,3-dione : An alpha-diketone that is butane substituted by oxo groups at positions 2 and 3. It is a metabolite produced during the malolactic fermentation.	2.52	2	0	alpha-diketone	Escherichia coli metabolite; Saccharomyces cerevisiae metabolite
dimethyl sulfoxide Dimethyl Sulfoxide: A highly polar organic liquid, that is used widely as a chemical solvent. Because of its ability to penetrate biological membranes, it is used as a vehicle for topical application of pharmaceuticals. It is also used to protect tissue during CRYOPRESERVATION. Dimethyl sulfoxide shows a range of pharmacological activity including analgesia and anti-inflammation.. dimethyl sulfoxide : A 2-carbon sulfoxide in which the sulfur atom has two methyl substituents.	3.26	6	0	sulfoxide; volatile organic compound	alkylating agent; antidote; Escherichia coli metabolite; geroprotector; MRI contrast agent; non-narcotic analgesic; polar aprotic solvent; radical scavenger
formaldehyde paraform: polymerized formaldehyde; RN given refers to parent cpd; used in root canal therapy	5.1	8	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.	2	1	0	carboximidic acid; formamides; monocarboxylic acid amide; one-carbon compound	solvent
hexachlorocyclohexane Lindane: An organochlorine insecticide made up of greater than 99% gamma-Hexachlorocyclohexane. It has been used as a pediculicide and scabicide, and shown to cause cancer.. beta-hexachlorocyclohexane : The beta-isomer of hexachlorocyclohexane.	2.13	1	0	chlorocyclohexane
glyceraldehyde Glyceraldehyde: An aldotriose containing the propionaldehyde structure with hydroxy groups at the 2- and 3-positions. It is involved in the formation of ADVANCED GLYCOSYLATION END PRODUCTS.. glyceraldehyde : An aldotriose comprising propanal having hydroxy groups at the 2- and 3-positions. It plays role in the formation of advanced glycation end-products (AGEs), a deleterious accompaniment to ageing.. aldose : Aldehydic parent sugars (polyhydroxy aldehydes H[CH(OH)]nC(=O)H, n >= 2) and their intramolecular hemiacetals.	11.83	125	1	aldotriose	fundamental metabolite
glycerol Moon: The natural satellite of the planet Earth. It includes the lunar cycles or phases, the lunar month, lunar landscapes, geography, and soil.	8.44	71	0	alditol; triol	algal metabolite; detergent; Escherichia coli metabolite; geroprotector; human metabolite; mouse metabolite; osmolyte; Saccharomyces cerevisiae metabolite; solvent
glyoxylic acid glyoxylic acid: RN given refers to parent cpd. glyoxylic acid : A 2-oxo monocarboxylic acid that is acetic acid bearing an oxo group at the alpha carbon atom.	2.25	1	0	2-oxo monocarboxylic acid; aldehydic acid	Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae 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	3.05	1	0	hydracid; one-carbon compound	Escherichia coli metabolite; human metabolite; poison
dalteparin Dalteparin: A low-molecular-weight fragment of heparin, prepared by nitrous acid depolymerization of porcine mucosal heparin. The mean molecular weight is 4000-6000 daltons. It is used therapeutically as an antithrombotic agent. (From Merck Index, 11th ed)	3.19	1	0
histamine [no description available]	2.05	1	0	aralkylamino compound; imidazoles	human metabolite; mouse metabolite; neurotransmitter
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.	4.83	32	0	elemental hydrogen; elemental molecule; gas molecular entity	antioxidant; electron donor; food packaging gas; fuel; human metabolite
hydroquinone [no description available]	1.98	1	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.	3.03	4	0	imidazole
indoleacetic acid indoleacetic acid: RN given refers to unlabeled parent cpd; structure in Merck Index, 9th ed, #4841. auxin : Any of a group of compounds, both naturally occurring and synthetic, that induce cell elongation in plant stems (from Greek alphaupsilonxialphanuomega, "to grow").. indole-3-acetic acid : A monocarboxylic acid that is acetic acid in which one of the methyl hydrogens has been replaced by a 1H-indol-3-yl group.	2.47	2	0	indole-3-acetic acids; monocarboxylic acid	auxin; human metabolite; mouse metabolite; plant hormone; plant 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..	2.64	3	0	diatomic iodine	nutrient
endolysin lysine-4,4,5,5-d4 : A deuterated compound that is lysne in which the methylene hydrogens at positions 4, 4, 5 and 5 have been replaced by deuterium.	2.21	1	0	alpha-amino acid; diamino acid; polar amino acid	Daphnia magna 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	1	0	alpha,omega-dicarboxylic acid	human metabolite
methylmercaptan methylmercaptan: intermediate in the manufacturing of jet fuels, pesticides, fungicides, plastics, synthesis of methionine; odor may cause nausea; narcotic in high concentrations; depresses urea biosynthesis; RN given refers to parent cpd; structure	2.38	2	0	alkanethiol	human metabolite; Saccharomyces cerevisiae metabolite
pyruvaldehyde Pyruvaldehyde: An organic compound used often as a reagent in organic synthesis, as a flavoring agent, and in tanning. It has been demonstrated as an intermediate in the metabolism of acetone and its derivatives in isolated cell preparations, in various culture media, and in vivo in certain animals.. methylglyoxal : A 2-oxo aldehyde derived from propanal.	2.37	2	0	2-oxo aldehyde; propanals	Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae 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.	12.17	28	0	alkyl alcohol; one-carbon compound; primary alcohol; volatile organic compound	amphiprotic solvent; Escherichia coli metabolite; fuel; human metabolite; mouse metabolite; Mycoplasma genitalium metabolite
inositol Inositol: An isomer of glucose that has traditionally been considered to be a B vitamin although it has an uncertain status as a vitamin and a deficiency syndrome has not been identified in man. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1379) Inositol phospholipids are important in signal transduction.. inositol : Any cyclohexane-1,2,3,4,5,6-hexol.. 1D-chiro-inositol : Belonging to the inositol family of compounds, D-chiro-inositol (DCI) is an isomer of glucose. It is an important secondary messenger in insulin signal transduction.. muco-inositol : An inositol that is cyclohexane-1,2,3,4,5,6-hexol having a (1R,2R,3r,4R,5S,6r)-configuration.	3.19	1	0	cyclitol; hexol
melatonin [no description available]	2.41	2	0	acetamides; tryptamines	anticonvulsant; central nervous system depressant; geroprotector; hormone; human metabolite; immunological adjuvant; mouse metabolite; radical scavenger
naphthalene [no description available]	2.05	1	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.	10.49	15	0	metal allergen; nickel group element atom	epitope; micronutrient
niacinamide nicotinamide : A pyridinecarboxamide that is pyridine in which the hydrogen at position 3 is replaced by a carboxamide group.	1.95	1	0	pyridine alkaloid; pyridinecarboxamide; vitamin B3	anti-inflammatory agent; antioxidant; cofactor; EC 2.4.2.30 (NAD(+) ADP-ribosyltransferase) inhibitor; EC 3.5.1.98 (histone deacetylase) inhibitor; Escherichia coli metabolite; geroprotector; human urinary metabolite; metabolite; mouse metabolite; neuroprotective agent; Saccharomyces cerevisiae metabolite; Sir2 inhibitor
nitrates Nitrates: Inorganic or organic salts and esters of nitric acid. These compounds contain the NO3- radical.	4.18	16	0	monovalent inorganic anion; nitrogen oxoanion; reactive nitrogen species
nitroxyl nitroxyl: hydroxamic acid oxidized to nitroxyl free radical. nitroxyl : A nitrogen oxoacid consisting of an oxygen atom double-bonded to an NH group.	2.07	1	0	nitrogen oxoacid
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)	3.84	12	0	monovalent inorganic anion; nitrogen oxoanion; reactive nitrogen species	human metabolite
nitrous oxide Nitrous Oxide: Nitrogen oxide (N2O). A colorless, odorless gas that is used as an anesthetic and analgesic. High concentrations cause a narcotic effect and may replace oxygen, causing death by asphyxia. It is also used as a food aerosol in the preparation of whipping cream.. dinitrogen oxide : A nitrogen oxide consisting of linear unsymmetrical molecules with formula N2O. While it is the most used gaseous anaesthetic in the world, its major commercial use, due to its solubility under pressure in vegetable fats combined with its non-toxicity in low concentrations, is as an aerosol spray propellant and aerating agent for canisters of 'whipped' cream.	7.92	4	0	gas molecular entity; nitrogen oxide	analgesic; bacterial metabolite; food packaging gas; food propellant; general anaesthetic; greenhouse gas; inhalation anaesthetic; NMDA receptor antagonist; raising agent; refrigerant; vasodilator agent
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.	2.99	4	0	octanol; primary alcohol	antifungal agent; bacterial metabolite; fuel additive; kairomone; plant 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.	7.36	2	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	1	0	aminobenzoic acid; aromatic amino-acid zwitterion	allergen; Escherichia coli metabolite; plant metabolite
pentachlorophenol PENTA: structure given in first source	4.61	3	0	aromatic fungicide; chlorophenol; organochlorine pesticide; pentachlorobenzenes	human xenobiotic metabolite
phenol [no description available]	2.42	2	0	phenols	antiseptic drug; disinfectant; human xenobiotic metabolite; mouse metabolite
phosphoric acid phosphoric acid: concise etchant is 37% H3PO4. phosphoric acid : A phosphorus oxoacid that consists of one oxo and three hydroxy groups joined covalently to a central phosphorus atom.	2	1	0	phosphoric acids	algal metabolite; fertilizer; human metabolite; NMR chemical shift reference compound; solvent
phthalic acid phthalic acid: RN given refers to parent cpd; structure in Merck Index, 9th ed, #7178. phthalic acid : A benzenedicarboxylic acid cosisting of two carboxy groups at ortho positions.	3.1	1	0	benzenedicarboxylic acid	human xenobiotic metabolite
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.	4.5	7	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.	4.86	11	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.	7.1	1	0	saturated fatty acid; short-chain fatty acid	antifungal drug
purine 1H-purine : The 1H-tautomer of purine.. 3H-purine : The 3H-tautomer of purine.. 9H-purine : The 9H-tautomer of purine.. 7H-purine : The 7H-tautomer of purine.	2.03	1	0	purine
putrescine [no description available]	1.95	1	0	alkane-alpha,omega-diamine	antioxidant; fundamental metabolite
pyridine azine : An organonitrogen compound of general structure RCH=N-N=CHR or RR'C=N-N=CRR'.	3.26	6	0	azaarene; mancude organic heteromonocyclic parent; monocyclic heteroarene; pyridines	environmental contaminant; NMR chemical shift reference compound
pyridoxal phosphate Pyridoxal Phosphate: This is the active form of VITAMIN B 6 serving as a coenzyme for synthesis of amino acids, neurotransmitters (serotonin, norepinephrine), sphingolipids, aminolevulinic acid. During transamination of amino acids, pyridoxal phosphate is transiently converted into pyridoxamine phosphate (PYRIDOXAMINE).. pyridoxal 5'-phosphate : The monophosphate ester obtained by condensation of phosphoric acid with the primary hydroxy group of pyridoxal.	2.02	1	0	methylpyridines; monohydroxypyridine; pyridinecarbaldehyde; vitamin B6 phosphate	coenzyme; cofactor; EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor; 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.	2.03	1	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.	3.33	2	0	aliphatic sulfide	algal metabolite; bacterial xenobiotic metabolite; EC 3.5.1.4 (amidase) inhibitor; Escherichia coli metabolite; marine metabolite
thiosulfates Thiosulfates: Inorganic salts of thiosulfuric acid possessing the general formula R2S2O3.. thiosulfate(2-) : A divalent inorganic anion obtained by removal of both protons from thiosulfuric acid.	2.11	1	0	divalent inorganic anion; sulfur oxide; sulfur oxoanion	human metabolite
selenic acid Selenic Acid: A strong dibasic acid with the molecular formula H2SeO4. Included under this heading is the acid form, and inorganic salts of dihydrogen selenium tetraoxide.	2.78	3	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).	2.49	2	0	divalent inorganic anion; sulfur oxide; sulfur oxoanion
spermidine [no description available]	2.65	3	0	polyazaalkane; triamine	autophagy inducer; fundamental metabolite; geroprotector
spermine [no description available]	1.95	1	0	polyazaalkane; tetramine	antioxidant; fundamental metabolite; immunosuppressive agent
succinic acid Succinic Acid: A water-soluble, colorless crystal with an acid taste that is used as a chemical intermediate, in medicine, the manufacture of lacquers, and to make perfume esters. It is also used in foods as a sequestrant, buffer, and a neutralizing agent. (Hawley's Condensed Chemical Dictionary, 12th ed, p1099; McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed, p1851). succinic acid : An alpha,omega-dicarboxylic acid resulting from the formal oxidation of each of the terminal methyl groups of butane to the corresponding carboxy group. It is an intermediate metabolite in the citric acid cycle.	3.9	3	0	alpha,omega-dicarboxylic acid; C4-dicarboxylic acid	anti-ulcer drug; fundamental metabolite; micronutrient; nutraceutical; radiation protective agent
sulfur dioxide Sulfur Dioxide: A highly toxic, colorless, nonflammable gas. It is used as a pharmaceutical aid and antioxidant. It is also an environmental air pollutant.	3.79	3	0	sulfur oxide	Escherichia coli metabolite; food bleaching agent; refrigerant
taurine [no description available]	3.53	2	0	amino sulfonic acid; zwitterion	antioxidant; Escherichia coli metabolite; glycine receptor agonist; human metabolite; mouse metabolite; nutrient; radical scavenger; Saccharomyces cerevisiae metabolite
thymine [no description available]	2.69	3	0	pyrimidine nucleobase; pyrimidone	Escherichia coli metabolite; human metabolite; mouse metabolite
toluene methylbenzene : Any alkylbenzene that is benzene substituted with one or more methyl groups.	4.81	12	0	methylbenzene; toluenes; volatile organic compound	cholinergic antagonist; fuel additive; neurotoxin; non-polar solvent
uracil 2,4-dihydroxypyrimidine: a urinary biomarker for bipolar disorder	2.35	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.	4.46	6	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).	7.11	1	0	benzaldehydes; monomethoxybenzene; phenols	anti-inflammatory agent; anticonvulsant; antioxidant; flavouring agent; plant metabolite
8-hydroxy-2-(di-n-propylamino)tetralin 8-Hydroxy-2-(di-n-propylamino)tetralin: A serotonin 1A-receptor agonist that is used experimentally to test the effects of serotonin.. 8-OH-DPAT : A tetralin substituted at positions 1 and 7 by hydroxy and dipropylamino groups respectively	2.01	1	0	phenols; tertiary amino compound; tetralins	serotonergic antagonist
4-iodo-2,5-dimethoxyphenylisopropylamine 4-iodo-2,5-dimethoxyphenylisopropylamine: RN given refers to unlabeled parent cpd without isomeric designation; a serotonin agonist. 2-(4-iodo-2,5-dimethoxyphenyl)-1-methylethylamine : An organoiodine compound that is amphetamine bearing two methoxy substituents at positions 2 and 5 as well as an iodo substituent at position 4.	1.98	1	0	amphetamines; dimethoxybenzene; organoiodine compound
1,2-dimethylhydrazine 1,2-Dimethylhydrazine: A DNA alkylating agent that has been shown to be a potent carcinogen and is widely used to induce colon tumors in experimental animals.. 1,2-dimethylhydrazine : A member of the class of hydrazines that is hydrazine in which one of the hydrogens attached to each nitrogen is replaced by a methyl group. A powerful DNA alkylating agent and carcinogen, it is used to induce colon cancer in laboratory rats and mice.	7.39	2	0	hydrazines	alkylating agent; carcinogenic agent
1,2-dioctanoylglycerol 1,2-dioctanoylglycerol: functions as bioregulator of protein kinase C in human platelets	2.01	1	0
1-(3-chlorophenyl)piperazine 1-(3-chlorophenyl)piperazine: supposed metabolite of TRAZODONE; RN given refers to parent cpd; structure. 1-(3-chlorophenyl)piperazine : A N-arylpiperazine that is piperazine carrying a 3-chlorophenyl substituent at position 1. It is a metabolite of the antidepressant drug trazodone.	1.98	1	0	monochlorobenzenes; N-arylpiperazine	drug metabolite; environmental contaminant; serotonergic agonist; xenobiotic
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.	3.53	8	0	aminonaphthalene; naphthalenesulfonic acid	fluorescent probe
1h-(1,2,4)oxadiazolo(4,3-a)quinoxalin-1-one 1H-(1,2,4)oxadiazolo(4,3-a)quinoxalin-1-one: structure given in first source; inhibits guanylyl cyclase. 1H-[1,2,4]oxadiazolo[4,3-a]quinoxalin-1-one : A member of the class of oxadiazoloquinoxalines that is 1H-[1,2,4]oxadiazolo[4,3-a]quinoxaline substituted at position 1 by an oxo group.	2.07	1	0	oxadiazoloquinoxaline	EC 4.6.1.2 (guanylate cyclase) inhibitor
2,2'-dipyridyl 2,2'-Dipyridyl: A reagent used for the determination of iron.. 2,2'-bipyridine : A bipyridine in which the two pyridine moieties are linked by a bond between positions C-2 and C-2'.	2.04	1	0	bipyridine	chelator; ferroptosis inhibitor
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.	3.97	2	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.	4.28	3	0	chlorophenoxyacetic acid; dichlorobenzene	agrochemical; defoliant; EC 1.1.1.25 (shikimate dehydrogenase) inhibitor; environmental contaminant; phenoxy herbicide; synthetic auxin
2-amino-1-methyl-6-phenylimidazo(4,5-b)pyridine 2-amino-1-methyl-6-phenylimidazo(4,5-b)pyridine: mutagen from fried ground beef; structure given in first source. PhIP : An imidazopyridine that is 1H--imidazo[4,5-b]pyridine which is substituted at positions 1, 2, and 6 by methyl, amino, and phenyl groups, respectively. It is the most abundant of the mutagenic heterocyclic amines found in cooked meat and fish.	2.44	2	0	imidazopyridine; primary amino compound	carcinogenic agent; mutagen
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.	2.36	2	0	alkanethiol; primary alcohol	geroprotector
n-methyl-3,4-methylenedioxyamphetamine N-Methyl-3,4-methylenedioxyamphetamine: An N-substituted amphetamine analog. It is a widely abused drug classified as a hallucinogen and causes marked, long-lasting changes in brain serotonergic systems. It is commonly referred to as MDMA or ecstasy.. 3,4-methylenedioxymethamphetamine : A member of the class of benzodioxoles that is 1,3-benzodioxole substituted by a 2-(methylamino)propyl group at position 5.	2.97	4	0	amphetamines; benzodioxoles	neurotoxin
amitrole Amitrole: A non-selective post-emergence, translocated herbicide. According to the Seventh Annual Report on Carcinogens (PB95-109781, 1994) this substance may reasonably be anticipated to be a carcinogen. (From Merck Index, 12th ed) It is an irreversible inhibitor of CATALASE, and thus impairs activity of peroxisomes.. amitrole : A member of the class of triazoles that is 1H-1,2,4-triazole substituted by an amino group at position 3. Used to control annual grasses and aquatic weeds (but not on food crops because it causes cancer in laboratory animals). Its use within the EU was banned from September 2017 on the grounds of potential groundwater contamination and risks to aquatic life; there have also been concerns about its endocrine-disrupting properties.	3.06	1	0	aromatic amine; triazoles	carotenoid biosynthesis inhibitor; EC 1.11.1.6 (catalase) inhibitor; herbicide
3-aminobenzamide [no description available]	2.38	2	0	benzamides; substituted aniline	EC 2.4.2.30 (NAD(+) ADP-ribosyltransferase) inhibitor
tramiprosate tramiprosate: GABA receptor agonist and a glycosaminoglycan mimetic; has nootropic acitivity; structure; a sulfonate analog of GABA. 3-aminopropanesulfonic acid : An amino sulfonic acid that is the 3-amino derivative of propanesulfonic acid.	3.19	1	0	amino sulfonic acid; zwitterion	algal metabolite; anti-inflammatory agent; anticonvulsant; GABA agonist; nootropic agent
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.	2.65	3	0	ortho- and peri-fused polycyclic arene	aryl hydrocarbon receptor agonist; carcinogenic agent
5-bromo-5-nitro-1,3-dioxane 5-bromo-5-nitro-1,3-dioxane: structure in first source	3.15	1	0
hydroxyindoleacetic acid (5-hydroxyindol-3-yl)acetic acid : A member of the class of indole-3-acetic acids that is indole-3-acetic acid substituted by a hydroxy group at C-5.	1.95	1	0	indole-3-acetic acids	drug metabolite; human metabolite; mouse metabolite
8-cyclopentyl-1,3-dimethylxanthine 8-cyclopentyl-1,3-dimethylxanthine: prolongs epileptic seizures in rats	2.05	1	0	oxopurine
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.	3.06	1	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
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).	4.58	3	2	phenols; phenylethanolamines; secondary amino compound	beta-adrenergic agonist; bronchodilator agent; environmental contaminant; xenobiotic
altretamine Altretamine: A hexamethyl-2,4,6-triamine derivative of 1,3,5-triazine.	1.95	1	0	triamino-1,3,5-triazine
p-aminohippuric acid p-Aminohippuric Acid: The glycine amide of 4-aminobenzoic acid. Its sodium salt is used as a diagnostic aid to measure effective renal plasma flow (ERPF) and excretory capacity.. p-aminohippurate : A hippurate that is the conjugate base of p-aminohippuric acid, arising from deprotonation of the carboxy group.. p-aminohippuric acid : An N-acylglycine that is the 4-amino derivative of hippuric acid; used as a diagnostic agent in the measurement of renal plasma flow.	1.96	1	0	N-acylglycine	Daphnia magna metabolite
theophylline [no description available]	2.87	4	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
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.	3.33	1	1	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.	2.05	1	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
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.	2.01	1	0	ethanolamines; monocarboxylic acid amide; propanolamine	anti-arrhythmia drug; antihypertensive agent; beta-adrenergic antagonist; environmental contaminant; sympatholytic agent; xenobiotic
azasetron azasetron: a selective 5-HT3 receptor antagonist; structure given in first source;	2.77	3	0	benzoxazine
baclofen [no description available]	6.98	1	0	amino acid zwitterion; gamma-amino acid; monocarboxylic acid; monochlorobenzenes; primary amino compound	central nervous system depressant; GABA agonist; muscle relaxant
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.	2.91	4	0	ortho- and peri-fused polycyclic arene	carcinogenic agent; mouse metabolite
benzothiazide benzothiazide: structure. benzthiazide : 7-Sulfamoyl-1,2,4-benzothiadiazine 1,1-dioxide in which the hydrogen at position 6 is substituted by chlorine and that at position 3 is substituted by a benzylsulfanylmethyl group. A diuretic, it is used to treat hypertension and edema.	2.13	1	0	benzothiadiazine; sulfonamide	antihypertensive agent; diuretic
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.	2.38	2	0	extended flavonoid; naphtho-gamma-pyrone; organic heterotricyclic compound	aryl hydrocarbon receptor agonist
bay h 4502 bifonazole : A racemate comprising equimolar amounts of R- and S-bifonazole. It is a broad spectrum antifungal drug used for the treatment of fungal skin and nail infections.. 1-[biphenyl-4-yl(phenyl)methyl]imidazole : A member of the class of imidazoles carrying an alpha-(biphenyl-4-yl)benzyl substituent at position 1.	2.01	1	0	biphenyls; imidazoles
cacodylic acid dimethylarsinic acid : The organoarsenic compound that is arsenic acid substituted on the central arsenic atom with two methyl groups.	2.01	1	0	organoarsenic compound	xenobiotic metabolite
carmustine Carmustine: A cell-cycle phase nonspecific alkylating antineoplastic agent. It is used in the treatment of brain tumors and various other malignant neoplasms. (From Martindale, The Extra Pharmacopoeia, 30th ed, p462) This substance may reasonably be anticipated to be a carcinogen according to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985). (From Merck Index, 11th ed). carmustine : A member of the class of N-nitrosoureas that is 1,3-bis(2-chloroethyl)urea in which one of the nitrogens is substituted by a nitroso group.	1.95	1	0	N-nitrosoureas; organochlorine compound	alkylating agent; antineoplastic agent
carvedilol [no description available]	2.25	1	0	carbazoles; secondary alcohol; secondary amino compound	alpha-adrenergic antagonist; antihypertensive agent; beta-adrenergic antagonist; cardiovascular drug; vasodilator agent
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.	2.06	1	0	quaternary ammonium ion
chelerythrine chelerythrine : A benzophenanthridine alkaloid isolated from the root of Zanthoxylum simulans, Chelidonium majus L., and other Papaveraceae.	2	1	0	benzophenanthridine alkaloid; organic cation	antibacterial agent; antineoplastic agent; EC 2.7.11.13 (protein kinase C) inhibitor
chlordiazepoxide Chlordiazepoxide: An anxiolytic benzodiazepine derivative with anticonvulsant, sedative, and amnesic properties. It has also been used in the symptomatic treatment of alcohol withdrawal.. chlordiazepoxide : A benzodiazepine that is 3H-1,4-benzodiazepine 4-oxide substituted by a chloro group at position 7, a phenyl group at position 5 and a methylamino group at position 2.	3.33	1	1	benzodiazepine
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.	2.11	1	0	organochlorine compound; phenothiazines; tertiary amine	anticoronaviral agent; antiemetic; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; phenothiazine antipsychotic drug
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.	2.05	1	0	chloropyridine; organic thiophosphate	acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; environmental contaminant; insecticide; xenobiotic
chlorthalidone Chlorthalidone: A benzenesulfonamide-phthalimidine that tautomerizes to a BENZOPHENONES form. It is considered a thiazide-like diuretic.	2.41	1	0	isoindoles; monochlorobenzenes; sulfonamide
cimetidine Cimetidine: A histamine congener, it competitively inhibits HISTAMINE binding to HISTAMINE H2 RECEPTORS. Cimetidine has a range of pharmacological actions. It inhibits GASTRIC ACID secretion, as well as PEPSIN and GASTRIN output.. cimetidine : A member of the class of guanidines that consists of guanidine carrying a methyl substituent at position 1, a cyano group at position 2 and a 2-{[(5-methyl-1H-imidazol-4-yl)methyl]sulfanyl}ethyl group at position 3. It is a H2-receptor antagonist that inhibits the production of acid in stomach.	2.05	1	0	aliphatic sulfide; guanidines; imidazoles; nitrile	adjuvant; analgesic; anti-ulcer drug; H2-receptor antagonist; P450 inhibitor
cisapride Cisapride: A substituted benzamide used for its prokinetic properties. It is used in the management of gastroesophageal reflux disease, functional dyspepsia, and other disorders associated with impaired gastrointestinal motility. (Martindale The Extra Pharmacopoeia, 31st ed). cisapride : The amide resulting from formal condensation of 4-amino-5-chloro-2-methoxybenzoic acid with cis-1-[3-(4-fluorophenoxy)propyl]-3-methoxypiperidin-4-amine. It has been used (as its monohydrate or as its tartrate) for the treatment of gastro-oesophageal reflux disease and for non-ulcer dyspepsia, but its propensity to cause cardiac arrhythmias resulted in its complete withdrawal from many countries, including the U.K., and restrictions on its use elsewhere.	2.02	1	0	benzamides
citalopram Citalopram: A furancarbonitrile that is one of the serotonin uptake inhibitors used as an antidepressant. The drug is also effective in reducing ethanol uptake in alcoholics and is used in depressed patients who also suffer from TARDIVE DYSKINESIA in preference to tricyclic antidepressants, which aggravate dyskinesia.. citalopram : A racemate comprising equimolar amounts of (R)-citalopram and its enantiomer, escitalopram. It is used as an antidepressant, although only escitalopram is active.. 1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydro-2-benzofuran-5-carbonitrile : A nitrile that is 1,3-dihydro-2-benzofuran-5-carbonitrile in which one of the hydrogens at position 1 is replaced by a p-fluorophenyl group, while the other is replaced by a 3-(dimethylamino)propyl group.	2.11	1	0	2-benzofurans; cyclic ether; nitrile; organofluorine compound; tertiary amino compound
clofazimine Clofazimine: A fat-soluble riminophenazine dye used for the treatment of leprosy. It has been used investigationally in combination with other antimycobacterial drugs to treat Mycobacterium avium infections in AIDS patients. Clofazimine also has a marked anti-inflammatory effect and is given to control the leprosy reaction, erythema nodosum leprosum. (From AMA Drug Evaluations Annual, 1993, p1619). clofazimine : 3-Isopropylimino-3,5-dihydro-phenazine in which the hydrogen at position 5 is substituted substituted by a 4-chlorophenyl group, and that at position 2 is substituted by a (4-chlorophenyl)amino group. A dark red crystalline solid, clofazimine is an antimycobacterial and is one of the main drugs used for the treatment of multi-bacillary leprosy. However, it can cause red/brown discolouration of the skin, so other treatments are often preferred in light-skinned patients.	2.41	1	0	monochlorobenzenes; phenazines	dye; leprostatic drug; non-steroidal anti-inflammatory drug
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.	2.05	1	0	aromatic ether; monocarboxylic acid; monochlorobenzenes	anticholesteremic drug; antilipemic drug; antineoplastic agent; herbicide; marine xenobiotic metabolite; PPARalpha agonist
coumaphos Coumaphos: A organothiophosphorus cholinesterase inhibitor that is used as an anthelmintic, insecticide, and as a nematocide.	1.97	1	0	organic thiophosphate; organochlorine compound; organothiophosphate insecticide	acaricide; agrochemical; antinematodal drug; avicide; EC 3.1.1.8 (cholinesterase) inhibitor
dapsone [no description available]	1.95	1	0	substituted aniline; sulfone	anti-inflammatory drug; antiinfective agent; antimalarial; leprostatic drug
deferoxamine Deferoxamine: Natural product isolated from Streptomyces pilosus. It forms iron complexes and is used as a chelating agent, particularly in the mesylate form.. desferrioxamine B : An acyclic desferrioxamine that is butanedioic acid in which one of the carboxy groups undergoes formal condensation with the primary amino group of N-(5-aminopentyl)-N-hydroxyacetamide and the second carboxy group undergoes formal condensation with the hydroxyamino group of N(1)-(5-aminopentyl)-N(1)-hydroxy-N(4)-[5-(hydroxyamino)pentyl]butanediamide. It is a siderophore native to Streptomyces pilosus biosynthesised by the DesABCD enzyme cluster as a high affinity Fe(III) chelator.	2	1	0	acyclic desferrioxamine	bacterial metabolite; ferroptosis inhibitor; iron chelator; siderophore
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.	2	1	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
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.	3.45	8	0	primary amine
eflornithine Eflornithine: An inhibitor of ORNITHINE DECARBOXYLASE, the rate limiting enzyme of the polyamine biosynthetic pathway.. eflornithine : A fluoroamino acid that is ornithine substituted by a difluoromethyl group at position 2.	1.98	1	0	alpha-amino acid; fluoroamino acid	trypanocidal drug
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.	2.1	1	0	1,4-benzodiazepinone; organochlorine compound	anticonvulsant; anxiolytic drug; environmental contaminant; sedative; xenobiotic
diazinon Diazinon: A cholinesterase inhibitor that is used as an organothiophosphorus insecticide.. diazinon : A member of the class of pyrimidines that is pyrimidine carrying an isopropyl group at position 2, a methyl group at position 6 and a (diethoxyphosphorothioyl)oxy group at position 4.	2.17	1	0	organic thiophosphate; pyrimidines	acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; environmental contaminant; nematicide; xenobiotic
methylene bromide methylene bromide: RN given refers to parent cpd. dibromomethane : A member of the class of bromomethanes that is methane substituted by two bromo groups. It is produced by marine algae.	2.39	2	0	bromohydrocarbon; bromomethanes	algal metabolite; marine metabolite
dichlorodiphenyl dichloroethylene Dichlorodiphenyl Dichloroethylene: An organochlorine pesticide, it is the ethylene metabolite of DDT.	1.97	1	0	chlorophenylethylene; monochlorobenzenes	human xenobiotic metabolite; persistent organic pollutant
ddt 1,1-bis(p-chlorophenyl)-2,2,2-trichloroethane: structure in first source	1.96	1	0	benzenoid aromatic compound; chlorophenylethane; monochlorobenzenes; organochlorine insecticide	bridged diphenyl acaricide; carcinogenic agent; endocrine disruptor; persistent organic pollutant
dichlorvos Dichlorvos: An organophosphorus insecticide that inhibits ACETYLCHOLINESTERASE.. dichlorvos : An alkenyl phosphate that is the 2,2-dichloroethenyl ester of dimethyl phosphate.	3.45	2	0	alkenyl phosphate; dialkyl phosphate; organochlorine acaricide; organophosphate insecticide	anthelminthic drug; antibacterial agent; antifungal agent; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor
diethyl pyrocarbonate Diethyl Pyrocarbonate: Preservative for wines, soft drinks, and fruit juices and a gentle esterifying agent.. diethyl pyrocarbonate : The diethyl ester of dicarbonic acid.	2.94	4	0	acyclic carboxylic anhydride
dimaprit Dimaprit: A histamine H2 receptor agonist that is often used to study the activity of histamine and its receptors.	2.05	1	0	imidothiocarbamic ester
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.	7.66	3	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.	1.93	1	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
benzophenone benzophenone : The simplest member of the class of benzophenones, being formaldehyde in which both hydrogens are replaced by phenyl groups.	2.13	1	0	benzophenones	photosensitizing agent; plant metabolite
diphenylpyraline diphenylpyraline: RN given refers to parent cpd; structure. allergen : A chemical compound, or part thereof, which causes the onset of an allergic reaction by interacting with any of the molecular pathways involved in an allergy.. diphenylpyraline : A member of the class of piperidines that is the benzhydryl ether derivative of 1-methyl-4-hydroxypiperidine. A sedating antihistamine, it is used as the hydrochloride for the symptomatic relief of allergic conditions including rhinitis and hay fever, and in pruritic skin disorders. It is also used as the teoclate salt (piprinhydrinate) as an ingredient in compound preparations for the symptomatic relief of coughs and the common cold.	2.1	1	0	piperidines; tertiary amine	cholinergic antagonist; H1-receptor antagonist
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.	2.41	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
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.	1.96	1	0	ether; volatile organic compound	inhalation anaesthetic; non-polar solvent; refrigerant
ethoprophos ethoprop: structure	1.96	1	0	organic thiophosphate; organothiophosphate insecticide	agrochemical; antinematodal drug; EC 3.1.1.7 (acetylcholinesterase) inhibitor
fenfluramine Fenfluramine: A centrally active drug that apparently both blocks serotonin uptake and provokes transport-mediated serotonin release.. fenfluramine : A secondary amino compound that is 1-phenyl-propan-2-amine in which one of the meta-hydrogens is substituted by trifluoromethyl, and one of the hydrogens attached to the nitrogen is substituted by an ethyl group. It binds to the serotonin reuptake pump, causing inhbition of serotonin uptake and release of serotonin. The resulting increased levels of serotonin lead to greater serotonin receptor activation which in turn lead to enhancement of serotoninergic transmission in the centres of feeding behavior located in the hypothalamus. This suppresses the appetite for carbohydrates. Fenfluramine was used as the hydrochloride for treatment of diabetes and obesity. It was withdrawn worldwide after reports of heart valve disease and pulmonary hypertension.	1.94	1	0	(trifluoromethyl)benzenes; secondary amino compound	appetite depressant; serotonergic agonist; serotonin uptake inhibitor
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.	2.04	1	0	anilide; monocarboxylic acid amide; piperidines	adjuvant; anaesthesia adjuvant; anaesthetic; intravenous anaesthetic; mu-opioid receptor agonist; opioid analgesic
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.	3.04	5	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.	2.07	1	0	(trifluoromethyl)benzenes; aromatic ether; secondary amino compound
flutamide Flutamide: An antiandrogen with about the same potency as cyproterone in rodent and canine species.	2.15	1	0	(trifluoromethyl)benzenes; monocarboxylic acid amide	androgen antagonist; antineoplastic agent
gemfibrozil [no description available]	2.05	1	0	aromatic ether	antilipemic drug
gentamicin Gentamicins: A complex of closely related aminoglycosides obtained from MICROMONOSPORA purpurea and related species. They are broad-spectrum antibiotics, but may cause ear and kidney damage. They act to inhibit PROTEIN BIOSYNTHESIS.	2.1	1	0
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.	3.39	7	0	dialdehyde	cross-linking reagent; disinfectant; fixative
guanidine Guanidine: A strong organic base existing primarily as guanidium ions at physiological pH. It is found in the urine as a normal product of protein metabolism. It is also used in laboratory research as a protein denaturant. (From Martindale, the Extra Pharmacopoeia, 30th ed and Merck Index, 12th ed) It is also used in the treatment of myasthenia and as a fluorescent probe in HPLC.. guanidine : An aminocarboxamidine, the parent compound of the guanidines.	1.94	1	0	carboxamidine; guanidines; one-carbon compound
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.	3.06	5	0	aromatic ketone; hydroxypiperidine; monochlorobenzenes; organofluorine compound; tertiary alcohol	antidyskinesia agent; antiemetic; dopaminergic antagonist; first generation antipsychotic; serotonergic antagonist
halothane [no description available]	1.94	1	0	haloalkane; organobromine compound; organochlorine compound; organofluorine compound	inhalation anaesthetic
heptachlor Heptachlor: A man-made compound previously used to control termites and other insects. Even though production of heptachlor was phased out of use in the United States during the late 1980's it remains in soil and hazardous waste sites. It is clearly toxic to animals and humans but, the International Agency for Research on Cancer (IARC) has determined that heptachlor is not classifiable as to its carcinogenicity to humans. (From ATSDR Public Heath Statement, April 1989). heptachlor : A cyclodiene organochlorine insecticide that is 3a,4,7,7a-tetrahydro-1H-4,7-methanoindene substituted by chlorine atoms at positions 1, 4, 5, 6, 7, 8 and 8. Formerly used to kill termites, ants and other insects in agricultural and domestic situations.	1.99	1	0	cyclodiene organochlorine insecticide	agrochemical; antibacterial agent; antifungal agent; GABA-gated chloride channel antagonist; persistent organic pollutant
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.	3.06	1	0	bridged diphenyl fungicide; polyphenol; trichlorobenzene	acaricide; antibacterial agent; antifungal agrochemical; antiseptic drug
hexestrol [no description available]	1.92	1	0	stilbenoid
ethidium Ethidium: A trypanocidal agent and possible antiviral agent that is widely used in experimental cell biology and biochemistry. Ethidium has several experimentally useful properties including binding to nucleic acids, noncompetitive inhibition of nicotinic acetylcholine receptors, and fluorescence among others. It is most commonly used as the bromide.. ethidium : The fluorescent compound widely used in experimental cell biology and biochemistry to reveal double-stranded DNA and RNA.	2.46	2	0	phenanthridines	fluorochrome; intercalator
hydroxyurea [no description available]	2.36	2	0	one-carbon compound; ureas	antimetabolite; antimitotic; antineoplastic agent; DNA synthesis inhibitor; EC 1.17.4.1 (ribonucleoside-diphosphate reductase) inhibitor; genotoxin; immunomodulator; radical scavenger; teratogenic agent
ibuprofen Midol: combination of cinnamedrine, phenacetin, aspirin & caffeine	2	1	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
phenelzine Phenelzine: One of the MONOAMINE OXIDASE INHIBITORS used to treat DEPRESSION; PHOBIC DISORDERS; and PANIC.	1.94	1	0	primary amine
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.	2	1	0	dibenzoazepine	adrenergic uptake inhibitor; antidepressant; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor
iodoacetamide [no description available]	2.36	2	0
iproniazid [no description available]	6.96	1	0	carbohydrazide; pyridines
1-methyl-3-isobutylxanthine 1-Methyl-3-isobutylxanthine: A potent cyclic nucleotide phosphodiesterase inhibitor; due to this action, the compound increases cyclic AMP and cyclic GMP in tissue and thereby activates CYCLIC NUCLEOTIDE-REGULATED PROTEIN KINASES. 3-isobutyl-1-methylxanthine : An oxopurine that is xanthine which is substituted at positions 1 and 3 by methyl and isobutyl groups, respectively.	2	1	0	3-isobutyl-1-methylxanthine
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.	4.37	7	0	secondary alcohol; secondary fatty alcohol	protic solvent
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.	4.45	5	1	catechols; secondary alcohol; secondary amino compound	beta-adrenergic agonist; bronchodilator agent; cardiotonic drug; sympathomimetic agent
ketanserin Ketanserin: A selective serotonin receptor antagonist with weak adrenergic receptor blocking properties. The drug is effective in lowering blood pressure in essential hypertension. It also inhibits platelet aggregation. It is well tolerated and is particularly effective in older patients.. ketanserin : A member of the class of quinazolines that is quinazoline-2,4(1H,3H)-dione which is substituted at position 3 by a 2-[4-(p-fluorobenzoyl)piperidin-1-yl]ethyl group.	2.4	2	0	aromatic ketone; organofluorine compound; piperidines; quinazolines	alpha-adrenergic antagonist; antihypertensive agent; cardiovascular drug; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; serotonergic antagonist
kojic acid [no description available]	2.46	2	0	4-pyranones; enol; primary alcohol	Aspergillus metabolite; EC 1.10.3.1 (catechol oxidase) inhibitor; EC 1.10.3.2 (laccase) inhibitor; EC 1.13.11.24 (quercetin 2,3-dioxygenase) inhibitor; EC 1.14.18.1 (tyrosinase) inhibitor; EC 1.4.3.3 (D-amino-acid oxidase) inhibitor; NF-kappaB inhibitor; skin lightening agent
lithium hydroxide lithium hydroxide: used for tryptophan determinations in proteins & foods; RN given refers to cpd with MF of Li-OH	2.03	1	0	alkali metal hydroxide
2-(4-morpholinyl)-8-phenyl-4h-1-benzopyran-4-one 2-(4-morpholinyl)-8-phenyl-4H-1-benzopyran-4-one: specific inhibitor of phosphatidylinositol 3-kinase; structure in first source	2.11	1	0	chromones; morpholines; organochlorine compound	autophagy inhibitor; EC 2.7.1.137 (phosphatidylinositol 3-kinase) inhibitor; geroprotector
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.	1.95	1	0	diester; ethyl ester; organic thiophosphate
mecamylamine Mecamylamine: A nicotinic antagonist that is well absorbed from the gastrointestinal tract and crosses the blood-brain barrier. Mecamylamine has been used as a ganglionic blocker in treating hypertension, but, like most ganglionic blockers, is more often used now as a research tool.	2.05	1	0	primary aliphatic amine
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.	1.93	1	0	ethyl ester; piperidinecarboxylate ester; tertiary amino compound	antispasmodic drug; kappa-opioid receptor agonist; mu-opioid receptor agonist; opioid analgesic
mephenesin Mephenesin: A centrally acting muscle relaxant with a short duration of action.. 1-(2-methylphenyl)glycerol : A glycerol ether in which a single 2-methylphenyl group is attached at position 1 of glycerol via an ether linkage.	8.43	8	0	aromatic ether; glycerol ether
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)	1.93	1	0	organic molecular entity
mescaline Mescaline: Hallucinogenic alkaloid isolated from the flowering heads (peyote) of Lophophora (formerly Anhalonium) williamsii, a Mexican cactus used in Indian religious rites and as an experimental psychotomimetic. Among its cellular effects are agonist actions at some types of serotonin receptors. It has no accepted therapeutic uses although it is legal for religious use by members of the Native American Church.. mescaline : A phenethylamine alkaloid that is phenethylamine substituted at positions 3, 4 and 5 by methoxy groups.	1.94	1	0	methoxybenzenes; phenethylamine alkaloid; primary amino compound	hallucinogen
metaproterenol Metaproterenol: A beta-2 adrenergic agonist used in the treatment of ASTHMA and BRONCHIAL SPASM.. orciprenaline : A racemate composed of equimolar amounts of (R)- and (S)-orciprenaline. Used (as its sulfate salt) to relax the airway muscles and improve breathing for patients suffering from asthma or bronchitis.. 5-[1-hydroxy-2-(isopropanylamino)ethyl]benzene-1,3-diol : A member of the class of resorcinols bearing an additional 1-hydroxy-2-(isopropanylamino)ethyl substituent at position 5 of resorcinol itself.	2.86	4	0	aralkylamino compound; phenylethanolamines; resorcinols; secondary alcohol; secondary amino compound
methadone Methadone: A synthetic opioid that is used as the hydrochloride. It is an opioid analgesic that is primarily a mu-opioid agonist. It has actions and uses similar to those of MORPHINE. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1082-3). methadone : A racemate comprising equimolar amounts of dextromethadone and levomethadone. It is a opioid analgesic which is used as a painkiller and as a substitute for heroin in the treatment of heroin addiction.. 6-(dimethylamino)-4,4-diphenylheptan-3-one : A ketone that is heptan-3-one substituted by a dimethylamino group at position 6 and two phenyl groups at position 4.	2.06	1	0	benzenes; diarylmethane; ketone; tertiary amino compound
methenamine Methenamine: An anti-infective agent most commonly used in the treatment of urinary tract infections. Its anti-infective action derives from the slow release of formaldehyde by hydrolysis at acidic pH. (From Martindale, The Extra Pharmacopoeia, 30th ed, p173). hexamethylenetetramine : A polycyclic cage that is adamantane in which the carbon atoms at positions 1, 3, 5 and 7 are replaced by nitrogen atoms.	3.15	1	0	polyazaalkane; polycyclic cage; tetramine	antibacterial drug
methyl methanesulfonate [no description available]	2.38	2	0	methanesulfonate ester	alkylating agent; apoptosis inducer; carcinogenic agent; genotoxin; mutagen
metoclopramide Metoclopramide: A dopamine D2 antagonist that is used as an antiemetic.. metoclopramide : A member of the class of benzamides resulting from the formal condensation of 4-amino-5-chloro-2-methoxybenzoic acid with the primary amino group of N,N-diethylethane-1,2-diamine.	6.96	1	0	benzamides; monochlorobenzenes; substituted aniline; tertiary amino compound	antiemetic; dopaminergic antagonist; environmental contaminant; gastrointestinal drug; xenobiotic
miconazole Miconazole: An imidazole antifungal agent that is used topically and by intravenous infusion.. 1-[2-(2,4-dichlorobenzyloxy)-2-(2,4-dichlorophenyl)ethyl]imidazole : A member of the class of imidazoles that is 1-(2,4-dichlorophenyl)-2-(imidazol-1-yl)ethanol in which the hydroxyl hydrogen is replaced by a 2,4-dichlorobenzyl group.. miconazole : A racemate composed of equimolar amounts of (R)- and (S)-miconazole. Used (as its nitrate salt) to treat skin infections such as athlete's foot, jock itch, ringworm and other fungal skin infections. It inhibits the synthesis of ergosterol, a critical component of fungal cell membranes.	2.01	1	0	dichlorobenzene; ether; imidazoles
ethylmaleimide Ethylmaleimide: A sulfhydryl reagent that is widely used in experimental biochemical studies.	2	1	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
nisoldipine Nisoldipine: A dihydropyridine calcium channel antagonist that acts as a potent arterial vasodilator and antihypertensive agent. It is also effective in patients with cardiac failure and angina.. nisoldipine : A racemate consisting of equimolar amounts of (R)- and (S)-nisoldipine. A calcium channel blocker, it is used in the treatment of hypertension and angina pectoris.. methyl 2-methylpropyl 2,6-dimethyl-4-(2-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate : A dihydropyridine that is 1,4-dihydropyridine which is substituted by methyl groups at positions 2 and 6, a methoxycarbonyl group at position 3, an o-nitrophenyl group at position 4, and an isobutoxycarbonyl group at position 5. The racemate, a calcium channel blocker, is used in the treatment of hypertension and angina pectoris.	3.46	1	1	C-nitro compound; dicarboxylic acids and O-substituted derivatives; diester; dihydropyridine; methyl ester
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.	2.94	4	0	nitroglycerol	explosive; muscle relaxant; nitric oxide donor; prodrug; tocolytic agent; vasodilator agent; xenobiotic
ondansetron Ondansetron: A competitive serotonin type 3 receptor antagonist. It is effective in the treatment of nausea and vomiting caused by cytotoxic chemotherapy drugs, including cisplatin, and has reported anxiolytic and neuroleptic properties.	2.44	2	0	carbazoles
pholedrine pholedrine: RN given refers to cpd without isomeric designation; structure. 4-hydroxymethamphetamine : A phenolic compound, the structure of which is that of methamphetamine methyl-substituted at the 4-position of the phenyl ring.	1.93	1	0	amphetamines
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.	1.96	1	0	barbiturates	GABAA receptor agonist
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.	8.76	11	0	barbiturates	anticonvulsant; drug allergen; excitatory amino acid antagonist; sedative
phentermine Phentermine: A central nervous system stimulant and sympathomimetic with actions and uses similar to those of DEXTROAMPHETAMINE. It has been used most frequently in the treatment of obesity.	3.06	1	0	primary amine	adrenergic agent; appetite depressant; central nervous system drug; central nervous system stimulant; dopaminergic agent; sympathomimetic agent
phenylmethylsulfonyl fluoride Phenylmethylsulfonyl Fluoride: An enzyme inhibitor that inactivates IRC-50 arvin, subtilisin, and the fatty acid synthetase complex.. phenylmethanesulfonyl fluoride : An acyl fluoride with phenylmethanesulfonyl as the acyl group.	1.98	1	0	acyl fluoride	serine proteinase inhibitor
o-phthalaldehyde o-Phthalaldehyde: A reagent that forms fluorescent conjugation products with primary amines. It is used for the detection of many biogenic amines, peptides, and proteins in nanogram quantities in body fluids.. phthalaldehyde : A dialdehyde in which two formyl groups are attached to adjacent carbon centres on a benzene ring.	1.96	1	0	benzaldehydes; dialdehyde	epitope
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	1	0	indoles; secondary amine	antiglaucoma drug; antihypertensive agent; beta-adrenergic antagonist; serotonergic antagonist; vasodilator agent
piperazine [no description available]	2.58	2	0	azacycloalkane; piperazines; saturated organic heteromonocyclic parent	anthelminthic drug
potassium chloride Potassium Chloride: A white crystal or crystalline powder used in BUFFERS; FERTILIZERS; and EXPLOSIVES. It can be used to replenish ELECTROLYTES and restore WATER-ELECTROLYTE BALANCE in treating HYPOKALEMIA.. potassium chloride : A metal chloride salt with a K(+) counterion.	1.96	1	0	inorganic chloride; inorganic potassium salt; potassium salt	fertilizer
4-aminobenzoic acid para-Aminobenzoates: Benzoic acids, salts, or esters that contain an amino group attached to carbon number 4 of the benzene ring structure.. 4-aminobenzoate : An aromatic amino-acid anion that is the conjugate base of 4-aminobenzoic acid.	2.02	1	0	aminobenzoate; aromatic amino-acid anion	Escherichia coli metabolite; plant metabolite; Saccharomyces cerevisiae metabolite
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.	1.95	1	0	acetamides; ethanolamines; propanolamine; secondary alcohol; secondary amino compound	anti-arrhythmia drug; beta-adrenergic antagonist
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.	1.97	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.	2.33	2	0	benzoate ester; substituted aniline; tertiary amino compound	central nervous system depressant; drug allergen; local anaesthetic; peripheral nervous system drug
procarbazine Procarbazine: An antineoplastic agent used primarily in combination with mechlorethamine, vincristine, and prednisone (the MOPP protocol) in the treatment of Hodgkin's disease.. procarbazine : A benzamide obtained by formal condensation of the carboxy group of 4-[(2-methylhydrazino)methyl]benzoic acid with the amino group of isopropylamine. An antineoplastic chemotherapy drug used for treatment of Hodgkin's lymphoma. Metabolism yields azo-procarbazine and hydrogen peroxide, which results in the breaking of DNA strands.	1.95	1	0	benzamides; hydrazines	antineoplastic agent
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.	2.03	1	0	phenothiazines; tertiary amine	anti-allergic agent; anticoronaviral agent; antiemetic; antipruritic drug; H1-receptor antagonist; local anaesthetic; 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.	2.38	2	0	naphthalenes; propanolamine; secondary amine	anti-arrhythmia drug; antihypertensive agent; anxiolytic drug; beta-adrenergic antagonist; environmental contaminant; human blood serum metabolite; vasodilator agent; xenobiotic
quipazine Quipazine: A pharmacologic congener of serotonin that contracts smooth muscle and has actions similar to those of tricyclic antidepressants. It has been proposed as an oxytocic.	2.02	1	0	piperazines; pyridines
6-nitroquipazine 6-nitroquipazine: structure given in first source	2.02	1	0	nitro compound; quinolines
rabeprazole Rabeprazole: A 4-(3-methoxypropoxy)-3-methylpyridinyl derivative of timoprazole that is used in the therapy of STOMACH ULCERS and ZOLLINGER-ELLISON SYNDROME. The drug inhibits H(+)-K(+)-EXCHANGING ATPASE which is found in GASTRIC PARIETAL CELLS.	2.41	1	0	benzimidazoles; pyridines; sulfoxide	anti-ulcer drug; EC 3.6.3.10 (H(+)/K(+)-exchanging ATPase) 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.	2.02	1	0	benzenediol; phenolic donor; resorcinols	erythropoietin inhibitor; sensitiser
rolipram [no description available]	2.06	1	0	pyrrolidin-2-ones	antidepressant; EC 3.1.4.* (phosphoric diester hydrolase) inhibitor
sodium fluoride [no description available]	2.41	2	0	fluoride salt	mutagen
sulfobromophthalein Sulfobromophthalein: A phenolphthalein that is used as a diagnostic aid in hepatic function determination.	1.95	1	0	2-benzofurans; organobromine compound; organosulfonic acid; phenols	dye
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.	1.98	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
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.	1.95	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
krypton Krypton: A noble gas that is found in the atmosphere. It has the atomic symbol Kr, atomic number 36, atomic weight 83.80, and has been used in electric bulbs.	7.02	1	0	monoatomic krypton; noble gas atom; p-block element atom
2,2'-thiodiethanol 2,2'-thiodiethanol: product of yperite hydrolysis; a hydrolysis product opf mustard gas; strongly stimulates differentiation of chick embryo myogenic cells. thiodiglycol : A diol that is pentane-1,5-diol in which the methylene group at position 3 is replaced by a sulfur atom	2.05	1	0	aliphatic sulfide; diol	antineoplastic agent; antioxidant; metabolite; solvent
triamterene Triamterene: A pteridinetriamine compound that inhibits SODIUM reabsorption through SODIUM CHANNELS in renal EPITHELIAL CELLS.. triamterene : Pteridine substituted at positions 2, 4 and 7 with amino groups and at position 6 with a phenyl group. A sodium channel blocker, it is used as a diuretic in the treatment of hypertension and oedema.	2.13	1	0	pteridines	diuretic; sodium channel blocker
trifluoperazine [no description available]	2.03	1	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
tyramine [no description available]	2.11	1	0	monoamine molecular messenger; primary amino compound; tyramines	EC 3.1.1.8 (cholinesterase) inhibitor; Escherichia coli metabolite; human metabolite; mouse metabolite; neurotransmitter
corticosterone [no description available]	2.02	1	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
cephaloridine Cephaloridine: A cephalosporin antibiotic.. cefaloridine : A cephalosporin compound having pyridinium-1-ylmethyl and 2-thienylacetamido side-groups. A first-generation semisynthetic derivative of cephalosporin C.	3.06	1	0	beta-lactam antibiotic allergen; cephalosporin; semisynthetic derivative	antibacterial drug
thymidine [no description available]	2.36	2	0	pyrimidine 2'-deoxyribonucleoside	Escherichia coli metabolite; human metabolite; metabolite; mouse metabolite
piperonyl butoxide [no description available]	1.96	1	0	benzodioxoles	pesticide synergist
benzimidazole 1H-benzimidazole : The 1H-tautomer of benzimidazole.	2.01	1	0	benzimidazole; polycyclic heteroarene
hydroxyproline Hydroxyproline: A hydroxylated form of the imino acid proline. A deficiency in ASCORBIC ACID can result in impaired hydroxyproline formation.. hydroxyproline : A proline derivative that is proline substituted by at least one hydroxy group.	2.21	1	0	4-hydroxyproline; L-alpha-amino acid zwitterion	human metabolite; mouse metabolite; plant metabolite
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.	1.95	1	0	2-halophenol; iodophenol; L-phenylalanine derivative; non-proteinogenic L-alpha-amino acid; thyroxine zwitterion; thyroxine	antithyroid drug; human metabolite; mouse metabolite; thyroid hormone
dibenzylchlorethamine Dibenzylchlorethamine: An alpha adrenergic antagonist.	1.92	1	0
dextroamphetamine Dextroamphetamine: The d-form of AMPHETAMINE. It is a central nervous system stimulant and a sympathomimetic. It has also been used in the treatment of narcolepsy and of attention deficit disorders and hyperactivity in children. Dextroamphetamine has multiple mechanisms of action including blocking uptake of adrenergics and dopamine, stimulating release of monamines, and inhibiting monoamine oxidase. It is also a drug of abuse and a psychotomimetic.. (S)-amphetamine : A 1-phenylpropan-2-amine that has S configuration.	1.94	1	0	1-phenylpropan-2-amine	adrenergic agent; adrenergic uptake inhibitor; dopamine uptake inhibitor; dopaminergic agent; neurotoxin; sympathomimetic agent
carbachol Carbachol: A slowly hydrolyzed CHOLINERGIC AGONIST that acts at both MUSCARINIC RECEPTORS and NICOTINIC RECEPTORS.	2.01	1	0	ammonium salt; carbamate ester	cardiotonic drug; miotic; muscarinic agonist; nicotinic acetylcholine receptor agonist; non-narcotic analgesic
estrone Hydroxyestrones: Estrone derivatives substituted with one or more hydroxyl groups in any position. They are important metabolites of estrone and other estrogens.	1.98	1	0	17-oxo steroid; 3-hydroxy steroid; phenolic steroid; phenols	antineoplastic agent; bone density conservation agent; estrogen; human metabolite; mouse metabolite
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.	1.96	1	0	2-acetamidofluorenes	antimitotic; carcinogenic agent; epitope; mutagen
azauridine Azauridine: A triazine nucleoside used as an antineoplastic antimetabolite. It interferes with pyrimidine biosynthesis thereby preventing formation of cellular nucleic acids. As the triacetate, it is also effective as an antipsoriatic.	1.95	1	0	N-glycosyl-1,2,4-triazine	antimetabolite; antineoplastic agent; drug metabolite
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.	1.95	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.	1.95	1	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.	2.73	3	0	nitrosamine	carcinogenic agent; hepatotoxic agent; mutagen
pheniprazine pheniprazine: was heading 1963-94; use HYDRAZINES to search PHENIPRAZINE 1966-94	1.93	1	0	amphetamines
isoflurophate Isoflurophate: A di-isopropyl-fluorophosphate which is an irreversible cholinesterase inhibitor used to investigate the NERVOUS SYSTEM.	1.94	1	0	dialkyl phosphate
biguanides Biguanides: Derivatives of biguanide (the structure formula HN(C(NH)NH2)2) that are primarily used as oral HYPOGLYCEMIC AGENTS for the treatment of DIABETES MELLITUS, TYPE 2 and PREDIABETES.. biguanides : A class of oral hypoglycemic drugs used for diabetes mellitus or prediabetes treatment. They have a structure based on the 2-carbamimidoylguanidine skeleton.	1.95	1	0	guanidines
dipropylenetriame N-(3-aminopropyl)-1,3-propanediamine: structure in first source	2.04	1	0	polyazaalkane	algal metabolite; plant metabolite
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.	11.24	12	0	chlorocarbon; chloromethanes	hepatotoxic agent; refrigerant
cantharidin Cantharidin: A toxic compound, isolated from the Spanish fly or blistering beetle (Lytta (Cantharis) vesicatoria) and other insects. It is a potent and specific inhibitor of protein phosphatases 1 (PP1) and 2A (PP2A). This compound can produce severe skin inflammation, and is extremely toxic if ingested orally.. cantharidin : A monoterpenoid with an epoxy-bridged cyclic dicarboxylic anhydride structure secreted by many species of blister beetle, and most notably by the Spanish fly, Lytta vesicatoria. Natural toxin inhibitor of protein phosphatases 1 and 2A.	2	1	0	cyclic dicarboxylic anhydride; monoterpenoid	EC 3.1.3.16 (phosphoprotein phosphatase) inhibitor; herbicide
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.	2.41	2	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.	2.67	3	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
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.	2.38	2	0	aspartate family amino acid; aspartic acid; L-alpha-amino acid; proteinogenic amino acid	Escherichia coli metabolite; mouse metabolite; neurotransmitter
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.	2.03	1	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.	3.09	5	0	pseudohalide anion	EC 1.9.3.1 (cytochrome c oxidase) inhibitor
sucrose Saccharum: A plant genus of the family POACEAE widely cultivated in the tropics for the sweet cane that is processed into sugar.	2.91	4	0	glycosyl glycoside	algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; osmolyte; Saccharomyces cerevisiae metabolite; sweetening agent
chlordan Chlordan: A highly poisonous organochlorine insecticide. The EPA has cancelled registrations of pesticides containing this compound with the exception of its use through subsurface ground insertion for termite control and the dipping of roots or tops of non-food plants. (From Merck Index, 11th ed)	1.99	1	0	cyclodiene organochlorine insecticide	GABA-gated chloride channel antagonist; persistent organic pollutant
9,10-dimethyl-1,2-benzanthracene 9,10-Dimethyl-1,2-benzanthracene: Polycyclic aromatic hydrocarbon found in tobacco smoke that is a potent carcinogen.. 7,12-dimethyltetraphene : A tetraphene having methyl substituents at the 7- and 12-positions. It is a potent carcinogen and is present in tobacco smoke.	2.04	1	0	ortho-fused polycyclic arene; tetraphenes	carcinogenic agent
apomorphine Apomorphine: A derivative of morphine that is a dopamine D2 agonist. It is a powerful emetic and has been used for that effect in acute poisoning. It has also been used in the diagnosis and treatment of parkinsonism, but its adverse effects limit its use.	1.95	1	0	aporphine alkaloid	alpha-adrenergic drug; antidyskinesia agent; antiparkinson drug; dopamine agonist; emetic; serotonergic drug
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	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.	4.01	4	0	tetrachlorophenol	xenobiotic metabolite
uridine [no description available]	1.94	1	0	uridines	drug metabolite; fundamental metabolite; human 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.	2.36	2	0	pyrimidine 2'-deoxyribonucleoside	antimetabolite; antineoplastic agent
galactose galactopyranose : The pyranose form of galactose.	2.08	1	0	D-galactose; galactopyranose	Escherichia coli metabolite; mouse metabolite
carbostyril Quinolones: A group of derivatives of naphthyridine carboxylic acid, quinoline carboxylic acid, or NALIDIXIC ACID.. quinolin-2(1H)-one : A quinolone that is 1,2-dihydroquinoline substituted by an oxo group at position 2.	2.13	1	0	monohydroxyquinoline; quinolone	bacterial xenobiotic 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.	2.07	1	0	phenols; phenylethanolamines; secondary amino compound	alpha-adrenergic agonist; cardiotonic drug; mydriatic agent; nasal decongestant; protective agent; sympathomimetic agent; vasoconstrictor agent
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.	2.67	3	0	ethylenediamine derivative; polyamino carboxylic acid; tetracarboxylic acid	anticoagulant; antidote; chelator; copper chelator; geroprotector
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.	7.88	4	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
methoxamine Methoxamine: An alpha-1 adrenergic agonist that causes prolonged peripheral VASOCONSTRICTION.. methoxamine : An amphetamine in which the parent 1-phenylpropan-2-amine skeleton is substituted at position 1 with an hydroxy group and the phenyl ring is 2- and 5-substituted with methoxy groups. It is an antihypotensive agent (pressor), an agonist acting directly at alpha-adrenoceptors with selectivity for the alpha-1 adrenoceptor subtype similar to phenylephrine .	1.95	1	0	amphetamines	alpha-adrenergic agonist; antihypotensive agent
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.	3.11	5	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-toluenesulfonic acid 4-toluenesulfonic acid: RN given refers to parent cpd; other RNs in 9th CI Form Index. toluene-4-sulfonic acid : An arenesulfonic acid that is benzenesulfonic acid in which the hydrogen at position 4 is replaced by a methyl group.	2.15	1	0	arenesulfonic acid; toluenes
leucine Leucine: An essential branched-chain amino acid important for hemoglobin formation.. leucine : A branched-chain amino acid that consists of glycine in which one of the hydrogens attached to the alpha-carbon is substituted by an isobutyl group.	2.35	2	0	amino acid zwitterion; L-alpha-amino acid; leucine; proteinogenic amino acid; pyruvate family amino acid	algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite
aniline [no description available]	2.05	1	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.	3.56	8	0	nitrosamine	geroprotector; mutagen
carbaryl Carbaryl: A carbamate insecticide and parasiticide. It is a potent anticholinesterase agent belonging to the carbamate group of reversible cholinesterase inhibitors. It has a particularly low toxicity from dermal absorption and is used for control of head lice in some countries.. carbaryl : A carbamate ester obtained by the formal condensation of 1-naphthol with methylcarbamic acid.	3.46	2	0	carbamate ester; naphthalenes	acaricide; agrochemical; carbamate insecticide; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; plant growth retardant
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.	2.68	3	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
1,2-dipalmitoylphosphatidylcholine 1,2-Dipalmitoylphosphatidylcholine: Synthetic phospholipid used in liposomes and lipid bilayers to study biological membranes. It is also a major constituent of PULMONARY SURFACTANTS.	3.45	7	0
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.	2.44	2	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
colchicine (S)-colchicine : A colchicine that has (S)-configuration. It is a secondary metabolite, has anti-inflammatory properties and is used to treat gout, crystal-induced joint inflammation, familial Mediterranean fever, and many other conditions.	3.54	2	0	alkaloid; colchicine	anti-inflammatory agent; gout suppressant; mutagen
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.	10.97	11	0	chloromethanes; one-carbon compound	carcinogenic agent; central nervous system drug; inhalation anaesthetic; non-polar solvent; refrigerant
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.	3.54	8	0	formamides; volatile organic compound	geroprotector; hepatotoxic agent; polar aprotic solvent
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.	2.02	1	0	beta-lactam antibiotic; penicillin allergen; penicillin	antibacterial drug
cytarabine [no description available]	2.35	2	0	beta-D-arabinoside; monosaccharide derivative; pyrimidine nucleoside	antimetabolite; antineoplastic agent; antiviral agent; immunosuppressive agent
asparagine Asparagine: A non-essential amino acid that is involved in the metabolic control of cell functions in nerve and brain tissue. It is biosynthesized from ASPARTIC ACID and AMMONIA by asparagine synthetase. (From Concise Encyclopedia Biochemistry and Molecular Biology, 3rd ed). asparagine : An alpha-amino acid in which one of the hydrogens attached to the alpha-carbon of glycine is substituted by a 2-amino-2-oxoethyl group.	2.05	1	0	amino acid zwitterion; asparagine; aspartate family amino acid; L-alpha-amino acid; proteinogenic amino acid	Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite
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.	2.91	4	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.	2.44	2	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.	9.59	8	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.	1.95	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
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.	2.67	3	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
n,n'-diphenyl-4-phenylenediamine N,N'-diphenyl-4-phenylenediamine: in veterinary medicine, has been used to prevent vitamin E deficiency in lambs; structure. N,N'-diphenyl-1,4-phenylenediamine : An N-substituted diamine that is 1,4-phenylenediamine in which one hydrogen from each amino group is replaced by a phenyl group.	2.03	1	0	N-substituted diamine; secondary amino compound	antioxidant
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.	5.12	10	1	arginine; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid	biomarker; Escherichia coli metabolite; micronutrient; mouse metabolite; nutraceutical
ethane Ethane: A two carbon alkane with the formula H3C-CH3.. ethane : An alkane comprising of two carbon atoms.	9.2	88	1	alkane; gas molecular entity	plant metabolite; refrigerant
ethylene Plastipore: high density polyethylene sponge biocompatible material; used as posts in dental bridges	3.97	13	0	alkene; gas molecular entity	plant hormone; refrigerant
acetylene [no description available]	8.26	6	0	alkyne; gas molecular entity; terminal acetylenic compound
methylamine methyl group : An alkyl group that is the univalent group derived from methane by removal of a hydrogen atom.	2.44	2	0	methylamines; one-carbon compound; primary aliphatic amine	mouse metabolite
boranes Boranes: The collective name for the boron hydrides, which are analogous to the alkanes and silanes. Numerous boranes are known. Some have high calorific values and are used in high-energy fuels. (From Grant & Hackh's Chemical Dictionary, 5th ed). borane : The simplest borane, consisting of a single boron atom carrying three hydrogens.. boranes : The molecular hydrides of boron.	2.06	1	0	boranes; mononuclear parent hydride
methylacetylene methylacetylene: structure	2.06	1	0	alkyne; gas molecular entity; terminal acetylenic compound
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.	2.21	1	0	chloroethanes	antipruritic drug; inhalation anaesthetic; local anaesthetic
vinyl chloride Vinyl Chloride: A gas that has been used as an aerosol propellant and is the starting material for polyvinyl resins. Toxicity studies have shown various adverse effects, particularly the occurrence of liver neoplasms.. chloroethene : A monohaloethene that is ethene in which one of the hydrogens has been replaced by a chloro group.	8.78	3	0	chloroethenes; gas molecular entity; monohaloethene	carcinogenic agent
ethylamine ethylamine : A two-carbon primary aliphatic amine.	7.02	1	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.	3.42	7	0	aliphatic nitrile; volatile organic compound	EC 3.5.1.4 (amidase) inhibitor; NMR chemical shift reference compound; polar aprotic solvent
ethanethiol ethanethiol: RN given refers to parent cpd; structure. ethanethiol : An alkanethiol that is ethane substituted by a thiol group at position 1. It is added to odorless gaseous products such as liquefied petroleum gas (LPG) to provide a garlic scent which helps warn of gas leaks.	2.38	2	0	alkanethiol	rodenticide
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.	5.4	18	0	chloromethanes; volatile organic compound	carcinogenic agent; polar aprotic solvent; refrigerant
difluoromethane difluoromethane: structure given in first source	2.41	1	0	fluoromethanes	refrigerant
methylene iodide methylene iodide: RN given refers to parent cpd	2.25	1	0
carbon disulfide Carbon Disulfide: A colorless, flammable, poisonous liquid, CS2. It is used as a solvent, and is a counterirritant and has local anesthetic properties but is not used as such. It is highly toxic with pronounced CNS, hematologic, and dermatologic effects.	5.01	5	0	one-carbon compound; organosulfur compound
cyclopropane cyclopropane : A cycloalkane composed of three carbon atoms to form a ring.	3.54	3	0	cycloalkane; cyclopropanes	inhalation anaesthetic
ethylene oxide Ethylene Oxide: A colorless and flammable gas at room temperature and pressure. Ethylene oxide is a bactericidal, fungicidal, and sporicidal disinfectant. It is effective against most micro-organisms, including viruses. It is used as a fumigant for foodstuffs and textiles and as an agent for the gaseous sterilization of heat-labile pharmaceutical and surgical materials. (From Reynolds, Martindale The Extra Pharmacopoeia, 30th ed, p794). oxirane : A saturated organic heteromonocyclic parent that is a three-membered heterocycle of two carbon atoms and one oxygen atom.	3.98	4	0	gas molecular entity; oxacycle; saturated organic heteromonocyclic parent	allergen; mouse metabolite; mutagen
2-bromopropane 2-bromopropane: used as a substitute for freon	8.82	3	0
isopropyl iodide isopropyl iodide: structure	2.38	2	0
1,1-difluoroethane [no description available]	2.03	1	0
1,1-difluoroethylene 1,1-difluoroethylene: structure	3.06	1	0	olefinic compound; organofluorine compound
fluorocarbon 22 [no description available]	2.37	2	0	hydrochlorofluorocarbon
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.	9.23	5	0	primary nitroalkane; volatile organic compound	EC 4.3.1.3 (histidine ammonia-lyase) inhibitor; explosive; NMR chemical shift reference compound; polar aprotic solvent
propyleneimine [no description available]	1.96	1	0	aziridines
propylene oxide propylene oxide: structure. 1,2-epoxypropane : An epoxide that is oxirane substituted by a methyl group at position 2.	2.89	4	0	epoxide
bromotrichloromethane Bromotrichloromethane: A potent liver poison. In rats, bromotrichloromethane produces about three times the degree of liver microsomal lipid peroxidation as does carbon tetrachloride.	2	1	0
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.	2.73	3	0	tertiary alcohol	human xenobiotic metabolite
dichlorodifluoromethane dichlorodifluoromethane: refrigerant,aerosol propellant	2.4	2	0
tetrafluoromethane tetrafluoromethane: structure in first source	1.96	1	0	fluorocarbon; fluoromethanes	refrigerant
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.	1.99	1	0	aliphatic alcohol; tertiary alcohol	protic solvent
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
2,2-dimethoxypropane 2,2-dimethoxypropane: dehydrating agent in electron microscopy specimen preparation; structure	6.95	1	0
dimethyl sulfate dimethyl sulfate: RN given refers to unlabeled cpd; structure. dimethyl sulfate : The dimethyl ester of sulfuric acid.	2.01	1	0	alkyl sulfate	alkylating agent; immunosuppressive agent
tromethamine Tromethamine: An organic amine proton acceptor. It is used in the synthesis of surface-active agents and pharmaceuticals; as an emulsifying agent for cosmetic creams and lotions, mineral oil and paraffin wax emulsions, as a biological buffer, and used as an alkalizer. (From Merck, 11th ed; Martindale, The Extra Pharmacopoeia, 30th ed, p1424)	2.75	3	0	primary amino compound; triol	buffer
1,2-dibromopropane 1,2-dibromopropane: structure given in first source	2.1	1	0
isopentane [no description available]	3.63	2	0	alkane	refrigerant
isoprene isoprene: used in manufacture of ''synthetic'' rubber, butyl rubber; copolymer in production of elastomers; structure. isoprene : A hemiterpene with the formula CH2=C(CH3)CH=CH2; the monomer of natural rubber and a common structure motif to the isoprenoids, a large class of other naturally occurring compounds.	5.61	6	1	alkadiene; hemiterpene; volatile organic compound	plant 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.	8.04	92	0	chloroalkane; volatile organic compound
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.	1.97	1	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.	7.72	3	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.	10.73	16	0	chloroethenes	inhalation anaesthetic; mouse metabolite
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.	5	4	0	alpha,beta-unsaturated monocarboxylic acid	metabolite
nitroethane nitroethane : A nitroalkane that is ethane substituted by a nitro group.	4.05	4	0	primary nitroalkane
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.	2.15	1	0	chloroethanes
methacrylamide [no description available]	2.04	1	0	acrylamides; primary carboxamide
dichloroacetic acid [no description available]	2.08	1	0	monocarboxylic acid; organochlorine compound	astringent; marine 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.	2.74	3	0	bisphenol	endocrine disruptor; environmental contaminant; xenobiotic; xenoestrogen
cumene hydroperoxide cumene hydroperoxide: RN given refers to parent cpd. cumene hydroperoxide : A peroxol that is cumene in which the alpha-hydrogen is replaced by a hydroperoxy group.	7.4	2	0	peroxol	environmental contaminant; Mycoplasma genitalium metabolite; oxidising agent
methylmethacrylate Methylmethacrylate: The methyl ester of methacrylic acid. It polymerizes easily to form POLYMETHYL METHACRYLATE. It is used as a bone cement.. methyl methacrylate : An enoate ester having methacrylic acid as the carboxylic acid component and methanol as the alcohol component.	2.06	1	0	enoate ester; methyl ester	allergen; polymerisation monomer
1-amino-2,4-dibromoanthraquinone 1-amino-2,4-dibromoanthraquinone: intermediate in the production of dyes	2.13	1	0	anthraquinone
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.	2.08	1	0	organic chloride salt; xanthene dye	fluorescent probe; fluorochrome; histological dye
skatole [no description available]	2.1	1	0	methylindole	human metabolite; mammalian metabolite
benzestrol [no description available]	6.92	1	0	phenylpropanoid
hexachlorobutadiene hexachlorobutadiene: a potent nephrotoxicant in rats; structure	3.76	3	0	organochlorine compound
n-vinyl-2-pyrrolidinone N-vinyl-2-pyrrolidinone: monomer of POVIDONE; structure given in first source	2.25	1	0	pyrrolidin-2-ones
aminacrine Aminacrine: A highly fluorescent anti-infective dye used clinically as a topical antiseptic and experimentally as a mutagen, due to its interaction with DNA. It is also used as an intracellular pH indicator.. 9-aminoacridine : An aminoacridine that is acridine in which the hydrogen at position 9 is replaced by an amino group. A fluorescent dyd and topical antiseptic agent, it is used (usually as the hydrochloride salt) in eye drops for the treatment of superficial eye infections.	2.03	1	0	aminoacridines; primary amino compound	acid-base indicator; antiinfective agent; antiseptic drug; fluorescent dye; MALDI matrix material; mutagen
diethylpropion Diethylpropion: A appetite depressant considered to produce less central nervous system disturbance than most drugs in this therapeutic category. It is also considered to be among the safest for patients with hypertension. (From AMA Drug Evaluations Annual, 1994, p2290). diethylpropion : An aromatic ketone that is propiophenone in which one of the hydrogens alpha- to the carbonyl is substituted by a diethylamino group. A central stimulant and indirect-acting sympathomimetic, it is an appetite depressant and is used as the hydrochloride as an anoretic in the short term management of obesity.	1.94	1	0	aromatic ketone; tertiary amine	appetite depressant
quinoxalines quinoxaline : A naphthyridine in which the nitrogens are at positions 1 and 4.	2.52	2	0	mancude organic heterobicyclic parent; naphthyridine; ortho-fused heteroarene
quinoline [no description available]	1.99	1	0	azaarene; mancude organic heterobicyclic parent; ortho-fused heteroarene; quinolines
6-methylquinoline [no description available]	2.04	1	0	quinolines
diphenyl diphenyl: RN given refers to unlabeled cpd; structure	2.86	4	0	aromatic fungicide; benzenes; biphenyls	antifungal agrochemical; antimicrobial food preservative
veratryl alcohol (3,4-dimethoxyphenyl)methanol : A member of the class of benzyl alcohols that is benzyl alcohol in which the hydrogens at positions 3 and 4 of the phenyl group are substituted by methoxy groups.	2	1	0	benzyl alcohols; dimethoxybenzene; primary alcohol	fungal metabolite
1-phenylpropanol 1-phenylpropanol: structure in first source	2.01	1	0	organic molecular entity
benzoyl peroxide Benzoyl Peroxide: A peroxide derivative that has been used topically for BURNS and as a dermatologic agent in the treatment of ACNE and POISON IVY DERMATITIS. It is used also as a bleach in the food industry.	2.03	1	0	carbonyl compound
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.	2.03	1	0	benzotriazoles	environmental contaminant; xenobiotic
2-dichlorobenzene 2-dichlorobenzene: structure. 1,2-dichlorobenzene : A dichlorobenzene carrying chloro substituents at positions 1 and 2.	6.99	1	0	dichlorobenzene	hepatotoxic agent; metabolite
2-chlorophenol chlorophenol : A halophenol that is any phenol containing one or more covalently bonded chlorine atoms.	2	1	0	2-halophenol; monochlorophenol
dilactide dilactide: structure given in first source	2.07	1	0	dioxanes
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.	2.11	1	0	epoxide	human xenobiotic metabolite
1,2-dibromo-3-chloropropane 1,2-dibromo-3-chloropropane: RN given refers to cpd with specified locants for bromine & chlorine moieties	11.81	208	0	organochlorine compound
1,2,3-trichloropropane [no description available]	7.85	60	0	organochlorine compound
1,3-dichloro-2-propanol 1,3-dichloro-2-propanol: RN given refers to cpd with specified locants. 1,3-dichloropropan-2-ol : A secondary alcohol that is isopropanol in which one hydrogen of each methyl group is substituted by a chlorine. A liquid at room temperature (melting point -4degreeC, boiling point 174degreeC at 760 mm Hg), it is used as a solvent for hard resins and nitrocellulose.	6.98	1	0	organochlorine compound; secondary alcohol	cross-linking reagent; protic solvent
alpha-chlorohydrin alpha-Chlorohydrin: A chlorinated PROPANEDIOL with antifertility activity in males used as a chemosterilant in rodents.. 3-chloropropane-1,2-diol : A chloropropane-1,2-diol that is propane-1,2-diol substituted by a chloro group at position 3.	3.24	6	0	chloropropane-1,2-diol
4-butyrolactone 4-Butyrolactone: One of the FURANS with a carbonyl thereby forming a cyclic lactone. It is an endogenous compound made from gamma-aminobutyrate and is the precursor of gamma-hydroxybutyrate. It is also used as a pharmacological agent and solvent.. tetrahydrofuranone : Any oxolane having an oxo- substituent at any position on the tetrahydrofuran ring.. gamma-butyrolactone : A butan-4-olide that is tetrahydrofuran substituted by an oxo group at position 2.	2.72	3	0	butan-4-olide	metabolite; neurotoxin
ethylene carbonate [no description available]	3.8	3	0	carbonate ester
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.	6.96	1	0	phenols	allergen
cumene cumene : An alkylbenzene that is benzene carrying an isopropyl group.	7.02	1	0	alkylbenzene
ethylbenzene [no description available]	2.05	1	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.	1.99	1	0	styrenes; vinylarene; volatile organic compound	mouse metabolite; mutagen; plant metabolite
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.	2.46	2	0	benzyl chlorides
phenylhydrazine [no description available]	2.05	1	0	phenylhydrazines	xenobiotic
n-nitrosopiperidine N-nitrosopiperidine: structure. N-nitrosopiperidine : A nitrosamine that is piperidine in which the hydrogen attached to the nitrogen is replaced by a nitroso group. One of the many carcinogens detected in cigarette smoke, it is found in meat, cheese and spices that have been treated with the preservative sodium nitrite.	2	1	0	nitrosamine; piperidine	apoptosis inducer; carcinogenic agent; environmental contaminant; mutagen
quinuclidines Quinuclidines: A class of organic compounds which contain two rings that share a pair of bridgehead carbon atoms and contains an amine group.	3.33	1	1	quinuclidines; saturated organic heterobicyclic parent
phenyl ether diphenyl ether : An aromatic ether in which the oxygen is attached to two phenyl substituents. It has been found in muscat grapes and vanilla.	6.93	1	0	aromatic ether	plant metabolite
boric acid [no description available]	2.06	1	0	boric acids	astringent
ethyl carbonate [no description available]	2.94	4	0	carbonate ester
epichlorohydrin Epichlorohydrin: A chlorinated epoxy compound used as an industrial solvent. It is a strong skin irritant and carcinogen.. epichlorohydrin : An epoxide that is 1,2-epoxypropene in which one of the methyl hydrogens is substituted by chlorine.	3.65	10	0	epoxide; organochlorine compound
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.	8.59	28	0	bromoalkane; bromohydrocarbon	algal metabolite; carcinogenic agent; fumigant; marine metabolite; mouse metabolite; mutagen
1-bromopropane 1-bromopropane: used as a solvent. 1-bromopropane : A bromoalkane that is propane carrying a bromo substituent at position 1.	7.44	2	0	bromoalkane; bromohydrocarbon	neurotoxin; solvent
butane butane : A straight chain alkane composed of 4 carbon atoms.	9.53	72	1	alkane; gas molecular entity	food propellant; refrigerant
1,3-butadiene buta-1,3-diene : A butadiene with unsaturation at positions 1 and 3.	2.05	1	0	butadiene	carcinogenic agent; mutagen
acrolein [no description available]	6.45	12	0	enal	herbicide; human xenobiotic metabolite; toxin
1-bromo-2-chloroethane 1-bromo-2-chloroethane : A haloalkane that is bromoethane substituted by chlorine at position 2.	2.06	1	0	haloalkane; organobromine compound; organochlorine compound	mutagen
propionitrile propionitrile: structure. propionitrile : A nitrile that is acrylonitrile in which the carbon-carbon double bond has been reduced to a single bond.	2.04	1	0	aliphatic nitrile; volatile organic compound	polar aprotic solvent
acrylonitrile [no description available]	7.39	2	0	aliphatic nitrile; volatile organic compound	antifungal agent; carcinogenic agent; fungal metabolite; mutagen; polar aprotic solvent
allyl alcohol allyl alcohol: structure. allylic alcohol : An alcohol where the hydroxy group is attached to a saturated carbon atom adjacent to a double bond (R groups may be H, organyl, etc.).. allyl alcohol : A propenol in which the C=C bond connects C-2 and C-3. It is has been found in garlic (Allium sativum). Formerly used as a herbicide for the control of various grass and weed seeds.	2.45	2	0	primary allylic alcohol; propenol	antibacterial agent; fungicide; herbicide; insecticide; plant metabolite
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.	2.44	2	0	formate ester; methyl ester; volatile organic compound	fumigant; insecticide; polar aprotic solvent; refrigerant
2-methylpentane Hexanes: Six-carbon saturated hydrocarbon group of the methane series. Include isomers and derivatives. Various polyneuropathies are caused by hexane poisoning.	2.68	3	0	alkane
2-pentanone pentanone : Any ketone that is pentane substituted by an oxo group at unspecified position.	2.11	1	0	methyl ketone; pentanone	plant metabolite
3-chloropropionic acid 3-chloropropionic acid: structure	2.46	2	0
propylene glycol methyl ether propylene glycol methyl ether: RN given refers to unspecified methoxypropanol; structure	1.99	1	0
1-nitropropane 1-nitropropane : A nitroalkane that is propane substituted at C-1 by a nitro group.	5.34	18	0	primary nitroalkane
propylene carbonate 4-methyl-1,3-dioxolan-2-one: structure in first source	7.41	83	0
2,6-lutidine 2,6-dimethylpyridine : A member of the class of methylpyridines that is pyridine carrying methyl substituents at positions 2 and 6.	2.13	1	0	methylpyridines
bromobenzene [no description available]	3.06	1	0	bromoarene; bromobenzenes; volatile organic compound	hepatotoxic agent; mouse metabolite; non-polar solvent
4-methylpyridine 4-methylpyridine: structure in first source. 4-methylpyridine : A methylpyridine in which the methyl substituent is at position 4.	2.05	1	0	methylpyridine
chlorobenzene [no description available]	7.25	1	0	monochlorobenzenes	solvent
triethylene glycol dimethacrylate [no description available]	2.41	2	0
1,3-dibromopropane 1,3-dibromopropane: see also record for dibromopropane	4.01	14	0
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.	12.68	18	1	alkane; volatile organic compound	non-polar solvent; refrigerant
butyl chloride butyl chloride: structure	2	1	0
allyl cyanide TL 350: structure given in first source. allyl cyanide : An aliphatic nitrile that is hydrogen cyanide in which the hydrogen has been replaced by an allyl group.	2.48	2	0	aliphatic nitrile; olefinic compound	antifeedant; neurotoxin; plant metabolite
dicyanmethane malononitrile : A dinitrile that is methane substituted by two cyano groups.	2.01	1	0	aliphatic nitrile; dinitrile
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.	3.39	7	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.	3.28	6	0	cyclic ether; oxolanes; saturated organic heteromonocyclic parent; volatile organic compound	polar aprotic solvent
furan furan : A monocyclic heteroarene with a structure consisting of a 5-membered ring containing four carbons and one oxygen, with formula C4H4O. It is a toxic, flammable, low-boiling (31degreeC) colourless liquid.	2.58	2	0	furans; mancude organic heteromonocyclic parent; monocyclic heteroarene	carcinogenic agent; hepatotoxic agent; Maillard reaction product
thiophenes Thiophenes: A monocyclic heteroarene furan in which the oxygen atom is replaced by a sulfur.. thiophenes : Compounds containing at least one thiophene ring.	3.61	9	0	mancude organic heteromonocyclic parent; monocyclic heteroarene; thiophenes; volatile organic compound	non-polar solvent
di-tert-butyl peroxide tert-butyl peroxide: structure in first source	2.13	1	0
n-hexane hexane : An unbranched alkane containing six carbon atoms.	2.49	2	0	alkane; volatile organic compound	neurotoxin; non-polar solvent
1,2-dimethoxyethane 1,2-dimethoxyethane: RN given refers to cpd with specified locants for methoxy moieties. 1,2-dimethoxyethane : A diether that is the 1,2-dimethyl ether of ethane-1,2-diol.	7.07	1	0	diether	non-polar solvent
cyclohexane Cyclohexane: C6H12. cyclohexane : An alicyclic hydrocarbon comprising a ring of six carbon atoms; the cyclic form of hexane, used as a raw material in the manufacture of nylon.	2.46	2	0	cycloalkane; volatile organic compound	non-polar solvent
piperidine [no description available]	2.03	1	0	azacycloalkane; piperidines; saturated organic heteromonocyclic parent; secondary amine	base; catalyst; human metabolite; non-polar solvent; plant metabolite; protic solvent; reagent
1-bromohexane [no description available]	2.1	1	0
bis(2-chloroethyl)ether bis(2-chloroethyl)ether: structure	1.96	1	0	ether
dipropyl sulfide [no description available]	4.02	14	0	aliphatic sulfide
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.	1.99	1	0	glycol ether; primary alcohol	protic solvent
nonane iotrochotin: toxin from the Caribbean sponge Iotrochota birotulata, which selectively permeabilizes synaptosomes. nonane : A straight chain alkane composed of 9 carbon atoms.	2.01	1	0	alkane	plant metabolite; volatile oil component
n-dodecane dodecane : A straight-chain alkane with 12 carbon atoms. It has been isolated from the essential oils of various plants including Zingiber officinale (ginger).	2.01	1	0	alkane	plant metabolite
dodecanol Dodecanol: A saturated 12-carbon fatty alcohol obtained from coconut oil fatty acids. It has a floral odor and is used in detergents, lubricating oils, and pharmaceuticals. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 5th ed). dodecanol : A fatty alcohol consisting of a hydroxy function at any position of an unbranched saturated chain of twelve carbon atoms.. dodecan-1-ol : A primary alcohol that is dodecane in which a hydrogen from one of the methyl groups is replaced by a hydroxy group. It is registered for use in apple and pear orchards as a Lepidopteran pheromone/sex attractant, used to disrupt the mating behaviour of certain moths whose larvae destroy crops.	2.13	1	0	dodecanol; primary alcohol	bacterial metabolite; cosmetic; insect attractant; insecticide; pheromone; plant metabolite
propylene propylene: structure	4.96	37	0	alkene; gas molecular entity	refrigerant; xenobiotic
dimethyl ether dimethyl ether : An ether in which the oxygen atom is connected to two methyl groups.	6.54	14	1	ether
isobutylene 2-methylprop-1-ene : An alkene that is prop-1-ene substituted by a methyl group at position 2.	1.96	1	0	alkene; gas molecular entity
tetrafluoroethylene tetrafluoroethylene: RN given refers to parent cpd; structure	7.1	1	0	fluorocarbon
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.	1.96	1	0	aromatic fungicide; chlorobenzenes	antifungal agrochemical; carcinogenic agent; persistent organic pollutant
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.	2.43	2	0	trinitrotoluene	explosive
benzoin [no description available]	2.05	1	0	benzoins; secondary alpha-hydroxy ketone	EC 3.1.1.1 (carboxylesterase) inhibitor
dibenzoylmethane dibenzoylmethane : A beta-diketone that is acetylacetone (acac) in which both methyl groups have been replaced by phenyl groups. It is a minor constituent of the root extract of licorice (Glycyrrhiza glabra) and exhibits antimutagenic and anticancer effects.	2.11	1	0	aromatic ketone; beta-diketone	antimutagen; antineoplastic agent; 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.	2.05	1	0	dichlorophenol
triethylamine [no description available]	2.44	2	0	tertiary amine
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.	2.81	3	0	naphthol	antinematodal drug; genotoxin; human urinary metabolite; human xenobiotic metabolite; mouse metabolite; radical scavenger
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.	2.03	1	0	alpha,beta-unsaturated monocarboxylic acid; cyclohexenecarboxylic acid; hydroxy monocarboxylic acid	Escherichia coli metabolite; plant metabolite; Saccharomyces cerevisiae metabolite
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	1	0	NTA; tricarboxylic acid	carcinogenic agent; nephrotoxic agent
ethyl acetate ethyl acetate : The acetate ester formed between acetic acid and ethanol.	1.99	1	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.	2.08	1	0	monohydroxypyridine	plant metabolite
1,3-dichloropropane 1,3-dichloropropane : A chloroalkane that is propane in which a hydrogen from each of the terminal methyl groups has been replaced by a chlorine.	5.19	15	0	chloroalkane; chlorohydrocarbon	environmental contaminant; nematicide
iminodiacetic acid iminodiacetic acid: used as hepatobiliary imaging agent when labeled with Tc; RN given refers to parent cpd; structure. iminodiacetic acid : An amino dicarboxylic acid that is glycine in which one of the hydrogens attached to the nitrogen is substituted by a carboxymethyl group.	2.03	1	0	amino dicarboxylic acid; glycine derivative; non-proteinogenic alpha-amino acid	chelator
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).	3.17	5	0	alkane; volatile organic compound	non-polar solvent; plant metabolite
isopropyl palmitate isopropyl palmitate : A fatty acid ester obtained by the formal condensation of carboxy group of palmitic acid with propan-2-ol. Metabolite observed in cancer metabolism.	2.11	1	0	fatty acid ester; isopropyl ester	human metabolite
tetraphenylborate Tetraphenylborate: An anionic compound that is used as a reagent for determination of potassium, ammonium, rubidium, and cesium ions. It also uncouples oxidative phosphorylation and forms complexes with biological materials, and is used in biological assays.	2.01	1	0
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.	1.93	1	0	hydrochloride; organoammonium salt	anti-allergic agent; antiemetic; antiparkinson drug; antipruritic drug; H1-receptor antagonist; local anaesthetic; muscarinic antagonist; sedative
potassium cyanide [no description available]	2.02	1	0	cyanide salt; one-carbon compound; potassium salt	EC 1.15.1.1 (superoxide dismutase) inhibitor; EC 1.9.3.1 (cytochrome c oxidase) inhibitor; neurotoxin
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.	3.09	1	0	catechin	antioxidant; plant metabolite
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.	1.95	1	0	acridines; mancude organic heterotricyclic parent; polycyclic heteroarene	genotoxin
indazoles Indazoles: A group of heterocyclic aromatic organic compounds consisting of the fusion of BENZENE and PYRAZOLES.	2.39	2	0	indazole
benzoxazoles 1,3-benzoxazole : A benzoxazole in which the benzene ring is fused to a 1,3-oxazole ring across positions 4 and 5.. benzoxazole : Compounds based on a fused 1,2- or 1,3-oxazole and benzene bicyclic ring skeleton.	2.43	2	0	1,3-benzoxazoles; mancude organic heterobicyclic parent
cyclopentane Cyclopentanes: A group of alicyclic hydrocarbons with the general formula R-C5H9.. cyclopentanes : Cyclopentane and its derivatives formed by substitution.	2.67	3	0	cycloalkane; cyclopentanes; volatile organic compound	non-polar solvent
isoxazoles Isoxazoles: Azoles with an OXYGEN and a NITROGEN next to each other at the 1,2 positions, in contrast to OXAZOLES that have nitrogens at the 1,3 positions.. isoxazole : A monocyclic heteroarene with a structure consisting of a 5-membered ring containing three carbon atoms and an oxygen and nitrogen atom adjacent to each other. It is the parent of the class of isoxazoles.. isoxazoles : Oxazoles in which the N and O atoms are adjacent.	1.97	1	0	isoxazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene
oxazoles Oxazoles: Five-membered heterocyclic ring structures containing an oxygen in the 1-position and a nitrogen in the 3-position, in distinction from ISOXAZOLES where they are at the 1,2 positions.. 1,3-oxazole : A five-membered monocyclic heteroarene that is an analogue of cyclopentadiene with O in place of CH2 at position 1 and N in place of CH at position 3.. oxazole : An azole based on a five-membered heterocyclic aromatic skeleton containing one N and one O atom.	3.16	5	0	1,3-oxazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene
thiazoles [no description available]	3.11	5	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.	2.03	1	0	diazine; pyrimidines	Daphnia magna metabolite
pyrazines Pyrazines: A heterocyclic aromatic organic compound with the chemical formula C4H4N2.. pyrazine : A diazine that is benzene in which the carbon atoms at positions 1 and 4 have been replaced by nitrogen atoms.	2.1	1	0	diazine; pyrazines	Daphnia magna metabolite
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.	7.34	2	0	phenethylamine alkaloid; phenylethanolamines	bacterial metabolite; environmental contaminant; nasal decongestant; plant metabolite; sympathomimetic agent; vasoconstrictor agent; xenobiotic
allylisopropylacetamide Allylisopropylacetamide: An allylic compound that acts as a suicide inactivator of CYTOCHROME P450 by covalently binding to its heme moiety or surrounding protein.	1.95	1	0
hydrazine diamine : Any polyamine that contains two amino groups.	3.5	8	0	azane; hydrazines	EC 4.3.1.10 (serine-sulfate ammonia-lyase) inhibitor
azacitidine Azacitidine: A pyrimidine analogue that inhibits DNA methyltransferase, impairing DNA methylation. It is also an antimetabolite of cytidine, incorporated primarily into RNA. Azacytidine has been used as an antineoplastic agent.. 5-azacytidine : An N-glycosyl-1,3,5-triazine that is 4-amino-1,3,5-triazin-2(1H)-one substituted by a beta-D-ribofuranosyl residue via an N-glycosidic linkage. An antineoplastic agent, it is used in the treatment of myeloid leukaemia.	2.39	2	0	N-glycosyl-1,3,5-triazine; nucleoside analogue	antineoplastic agent
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.	6.95	1	0	diazo compound	alkylating agent; antineoplastic agent; carcinogenic agent; poison
perfluorooctanoic acid perfluorooctanoic acid: RN given refers to parent cpd. perfluorooctanoic acid : A fluoroalkanoic acid that is perfluorinated octanoic acid.	7.1	1	0	fluoroalkanoic acid	carcinogenic agent; endocrine disruptor; environmental contaminant; surfactant; xenobiotic
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).	2.05	1	0	thymidine 5'-monophosphate	fundamental metabolite
prenylamine Prenylamine: A drug formerly used in the treatment of angina pectoris but superseded by less hazardous drugs. Prenylamine depletes myocardial catecholamine stores and has some calcium channel blocking activity. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1406)	1.94	1	0	diarylmethane
hydantoins Hydantoins: Compounds based on imidazolidine dione. Some derivatives are ANTICONVULSANTS.. imidazolidine-2,4-dione : An imidazolidinone with oxo groups at position 2 and 4.	3.15	1	0	imidazolidine-2,4-dione
propadiene [no description available]	2.47	2	0	allenes
neopentane pediocin 5: from Pediococcus acidilactici UL5; 43 amino acid residues	2.03	1	0	alkane
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.	6.95	1	0	bile acid; C24-steroid; dihydroxy-5beta-cholanic acid	human metabolite; mouse metabolite
fusarium Fusarium: A mitosporic Hypocreales fungal genus, various species of which are important parasitic pathogens of plants and a variety of vertebrates. Teleomorphs include GIBBERELLA.	2.07	1	0
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.	1.95	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
phenylpropanolamine Phenylpropanolamine: A sympathomimetic that acts mainly by causing release of NOREPINEPHRINE but also has direct agonist activity at some adrenergic receptors. It is most commonly used as a nasal vasoconstrictor and an appetite depressant.. phenylpropanolamine : An amphetamine in which the parent 1-phenylpropan-2-amine skeleton is substituted at position 1 with an hydroxy group. A decongestant and appetite suppressant, it is commonly used in prescription and over-the-counter cough and cold preparations.. (-)-norephedrine : An amphetamine that is propylbenzene substituted by a hydroxy group at position 1 and by an amino group at position 2 (the 1R,2S-stereoisomer). It is a plant alkaloid.	1.94	1	0	amphetamines; phenethylamine alkaloid	plant metabolite
melarsoprol Melarsoprol: Arsenical used in trypanosomiases. It may cause fatal encephalopathy and other undesirable side effects.	1.98	1	0	triazines
indoline indoline: structure given in first source	2.05	1	0	indoles
dithiol dithiol: structure	2.03	1	0
3-butene-1,2-diol 3-butene-1,2-diol: major industrial chemical; structure given in first source	2.05	1	0
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.	6.39	20	0	propane-1,3-diols	metabolite; protic solvent
thiazolidines Thiazolidines: Reduced (protonated) form of THIAZOLES. They can be oxidized to THIAZOLIDINEDIONES.	2.55	2	0	thiazolidine
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.	2.41	2	0	ethyl sulfide; organochlorine compound	alkylating agent; carcinogenic agent; vesicant
cyanogen bromide Cyanogen Bromide: Cyanogen bromide (CNBr). A compound used in molecular biology to digest some proteins and as a coupling reagent for phosphoroamidate or pyrophosphate internucleotide bonds in DNA duplexes.	1.95	1	0
tetranitromethane [no description available]	2	1	0	organonitrogen compound
1,1-diphenylethylene 1,1-diphenylethylene: structure	2.03	1	0
1,3-dichloroacetone 1,3-dichloroacetone : A ketone that is propan-2-one in which a hydrogen at positions 1 and 3 have been replaced by chloro groups. It is used in the synthesis of citric acid. Also used as a solvent and as an intermediate in organic synthesis.	1.98	1	0	ketone; organochlorine compound
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.	2.89	4	0	amphetamines; secondary amine	central nervous system stimulant; environmental contaminant; neurotoxin; psychotropic drug; xenobiotic
1,2-dichloroethylene 1,2-dichloroethylene: RN given refers to cpd without isomeric designation	2.03	1	0	chloroethenes
1,2-ethanedithiol 1,2-ethanedithiol: RN given refers to 1,2-isomer; RN in Chemline for cpd without locants for thiol groups: 26914-70-9	1.97	1	0
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.	7.89	4	0	dialdehyde	biomarker
bis(chloromethyl) ether Bis(Chloromethyl) Ether: A substance that is an irritant to the eyes and respiratory tract and may be carcinogenic.. bis(chloromethyl) ether : An ether that is dimethyl ether in which one of the hydrogens attached to each of the methyl group has replaced by a chlorine.	1.95	1	0	ether; organochlorine compound	alkylating agent; carcinogenic agent
dibutyl sulfide [no description available]	2.21	1	0	aliphatic sulfide
n-hexadecane n-hexadecane: structure. hexadecane : A straight-chain alkane with 16 carbon atoms. It is a component of essential oil isolated from long pepper.	2.01	1	0	long-chain alkane	non-polar solvent; plant metabolite; volatile oil component
triethylenephosphoramide Triethylenephosphoramide: An insect chemosterilant and an antineoplastic agent.	3.08	1	0	phosphoramide
glycyl-glycyl-glycine glycyl-glycyl-glycine : A tripeptide in which three glycine units are linked via peptide bonds in a linear sequence.	2.05	1	0	tripeptide zwitterion; tripeptide
3-chloro-2-methylprop-1-ene [no description available]	2.03	1	0	organochlorine compound
1,1-dichloropropene 1,1-dichloropropene: structure in first source	2.25	1	0
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.	3.42	1	1	bis(azo) compound
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.	2.06	1	0	diester; organosulfonic acid
toluene 2,4-diisocyanate Toluene 2,4-Diisocyanate: Skin irritant and allergen used in the manufacture of polyurethane foams and other elastomers.. toluene 2,4-diisocyanate : A toluene meta-diisocyanate in which the isocyanato groups are at positions 2 and 4 relative to the methyl group on the benzene ring.	1.97	1	0	toluene meta-diisocyanate	allergen; hapten
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.	1.97	1	0	ketone
allyl sulfide allyl sulfide: essence of garlic; inhibits CYP2E1	3.6	9	0	organic sulfide
vinyl bromide vinyl bromide: structure	1.99	1	0	bromoalkene; monohaloethene
2,2-dichloropropane 2,2-dichloropropane: a water pollutant	2.97	4	0
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.	2.05	1	0	C-nitro compound; monohydroxybenzoic acid	hapten
2,3-dichloro-1-propanol [no description available]	7.42	2	0
acetylcysteine N-acetyl-L-cysteine : An N-acetyl-L-amino acid that is the N-acetylated derivative of the natural amino acid L-cysteine.	8.84	12	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
dimethyl disulfide [no description available]	1.99	1	0	organic disulfide	xenobiotic metabolite
n-propyl disulfide n-propyl disulfide: major flavor component of onions; non-nitrogenous, pungent volatile oil. dipropyl disulfide : An organic disulfide where the alkyl groups specified are propyl. It is a component of the essential oils obtained from Allium.	3.5	8	0	organic disulfide	plant metabolite
tridecane tridecane : A straight chain alkane containing 13 carbon atoms. It forms a component of the essential oils isolated from plants such as Abelmoschus esculentus.	2.01	1	0	long-chain alkane	plant metabolite; volatile oil component
n-tetradecane tetradecane : A straight chain alkane consisting of 14 carbon atoms.	2.89	4	0	long-chain alkane	plant metabolite; volatile oil component
ethyl tert-butyl ether ethyl tert-butyl ether: gasoline additive. tert-butyl ethyl ether : An ether having ethyl and tert-butyl as the two alkyl components. It is used as an engine fuel additive to reduce emissions of carbon monoxide and soot.	7.41	2	0	ether; volatile organic compound	fuel additive
formal glycol [no description available]	2.08	1	0	cyclic acetal; dioxolane
isosorbide Isosorbide: 1,4:3,6-Dianhydro D-glucitol. Chemically inert osmotic diuretic used mainly to treat hydrocephalus; also used in glaucoma.	2.03	1	0	organic molecular entity
methylnitrosourea Methylnitrosourea: A nitrosourea compound with alkylating, carcinogenic, and mutagenic properties.. N-methyl-N-nitrosourea : A member of the class of N-nitrosoureas that is urea in which one of the nitrogens is substituted by methyl and nitroso groups.	3.48	2	0	N-nitrosoureas	alkylating agent; carcinogenic agent; mutagen; teratogenic agent
2-chloroethyl ethyl sulfide [no description available]	1.98	1	0
phenyldichloroarsine [no description available]	1.97	1	0
disperse orange 3 4-(4-nitrophenylazo)aniline : Azobenzene substituted at the phenyl 4-positions by an amino and a nitro group.	2.1	1	0	azobenzenes; primary arylamine	allergen; dye
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.	1.96	1	0	N-nitrosoureas	alkylating agent; carcinogenic agent; genotoxin; mutagen
9,10-dimethylanthracene 9,10-dimethylanthracene: RN given refers to parent ion	2.03	1	0
vinylene carbonate [no description available]	1.96	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.	2.07	1	0	organofluorine compound; secondary alcohol	drug metabolite
isopropylmethanesulfonate isopropylmethanesulfonate: RN given refers to unlabeled cpd	3.08	1	0
4-phenylpyridine [no description available]	2.05	1	0	phenylpyridine
deoxycytidine [no description available]	2.13	1	0	pyrimidine 2'-deoxyribonucleoside	Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite
tri-n-butylphosphine [no description available]	2.01	1	0
hexamethylsilazane hexamethylsilazane: RN given refers to parent cpd	2.13	1	0	N-silyl compound	chromatographic reagent
propylene sulfide propylene sulfide: a major constituent of garlic	2.02	1	0
1,3-diphenylpropane [no description available]	4.51	7	0	aromatic compound
n-nitrosodiethanolamine [no description available]	2.04	1	0	nitroso compound
undecane undecane : A straight-chain alkane with 11 carbon atoms.	2.01	1	0	alkane
1,3-propane sultone 1,3-propane sultone: sultone is usually defined as a derivative of 1,8-naphtholsulfonic acid; structure	2.66	3	0	sultone
durapatite Durapatite: The mineral component of bones and teeth; it has been used therapeutically as a prosthetic aid and in the prevention and treatment of osteoporosis.. hydroxylapatite : A phosphate mineral with the formula Ca5(PO4)3(OH).	2.15	1	0
potassium hydroxide potassium hydroxide: RN given refers to cpd with MF of K-OH	2.44	2	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)	2.46	2	0	alkali metal hydroxide
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.	2.54	2	0	zinc molecular entity
vanadium pentoxide [no description available]	2.08	1	0	vanadium oxide
vancomycin Vancomycin: Antibacterial obtained from Streptomyces orientalis. It is a glycopeptide related to RISTOCETIN that inhibits bacterial cell wall assembly and is toxic to kidneys and the inner ear.. vancomycin : A complex glycopeptide from Streptomyces orientalis. It inhibits a specific step in the synthesis of the peptidoglycan layer in the Gram-positive bacteria Staphylococcus aureus and Clostridium difficile.	2.53	2	0	glycopeptide	antibacterial drug; antimicrobial agent; bacterial 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.	2.4	2	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
bisphenol a-glycidyl methacrylate Bisphenol A-Glycidyl Methacrylate: The reaction product of bisphenol A and glycidyl methacrylate that undergoes polymerization when exposed to ultraviolet light or mixed with a catalyst. It is used as a bond implant material and as the resin component of dental sealants and composite restorative materials.	2.93	4	0	diarylmethane
methyl tert-butyl ether methyl tert-butyl ether: used to dissolve gallstones; gasoline additive. methyl tert-butyl ether : An ether having methyl and tert-butyl as the two alkyl components.	3.13	5	0	ether	fuel additive; metabolite; non-polar solvent
diphenyldiselenide diphenyldiselenide: structure given in first source	2.72	3	0
1,1-dichloro-1-fluoroethane [no description available]	2.1	1	0
decane decane : A straight-chain alkane with 10 carbon atoms.	2.44	2	0	alkane
paraquat Paraquat: A poisonous dipyridilium compound used as contact herbicide. Contact with concentrated solutions causes irritation of the skin, cracking and shedding of the nails, and delayed healing of cuts and wounds.. paraquat : An organic cation that consists of 4,4'-bipyridine bearing two N-methyl substituents loctated at the 1- and 1'-positions.	1.98	1	0	organic cation	geroprotector; herbicide
tetrabutylammonium tetrabutylammonium: lipophilic probe; RN given refers to parent cpd	2.73	3	0	quaternary ammonium ion
methionine sulfoximine methionine sulfoximine : A non-proteinogenic alpha-amino acid that is the sulfoximine derivative of methionine .	2.66	3	0	methionine derivative; non-proteinogenic alpha-amino acid; sulfoximide
3-butyn-2-ol 3-butyn-2-ol: structure in first source	2.05	1	0
diallyl trisulfide [no description available]	3.09	5	0	organic trisulfide	anti-inflammatory agent; antilipemic drug; antineoplastic agent; antioxidant; antiprotozoal drug; apoptosis inducer; estrogen receptor antagonist; insecticide; platelet aggregation inhibitor; vasodilator agent
1,6-dichlorohexane [no description available]	2.1	1	0
diallyl disulfide diallyl disulfide: major constituent of garlic oil. diallyl disulfide : An organic disulfide where the organic group specified is allyl. It has been isolated from garlic and other species of the genus Allium.	3.6	9	0	organic disulfide	antifungal agent; antineoplastic agent; plant metabolite
n-isopropylacrylamide N-isopropylacrylamide: can polymerize with glycidyl acrylate to form reactive water-soluble polymer that can react with the amino groups of enzymes-proteins or other ligands	2.03	1	0
sulfur hexafluoride Sulfur Hexafluoride: Sulfur hexafluoride. An inert gas used mainly as a test gas in respiratory physiology. Other uses include its injection in vitreoretinal surgery to restore the vitreous chamber and as a tracer in monitoring the dispersion and deposition of air pollutants.. sulfur hexafluoride : A sulfur coordination entity consisting of six fluorine atoms attached to a central sulfur atom. It is the most potent greenhouse gas currently known, with a global warming potential of 23,900 times that of CO2 over a 100 year period (SF6 has an estimated lifetime in the atmosphere of between 800 and 3,000 years).	1.97	1	0	sulfur coordination entity	greenhouse gas; NMR chemical shift reference compound; ultrasound contrast agent
dichloroacetonitrile dichloroacetonitrile: by-product of water chlorination; structure given in first source	2.08	1	0	aliphatic nitrile
beta-butyrolactone beta-butyrolactone: structure	2.05	1	0	beta-lactone
methional [no description available]	2.1	1	0	aliphatic sulfide	prostaglandin antagonist
2,2-bis(bromomethyl)-1,3-propanediol 2,2-bis(bromomethyl)-1,3-propanediol: structure given in first source	7.43	2	0	primary alcohol
fluorescein-5-isothiocyanate Fluorescein-5-isothiocyanate: Fluorescent probe capable of being conjugated to tissue and proteins. It is used as a label in fluorescent antibody staining procedures as well as protein- and amino acid-binding techniques.. fluorescein 5-isothiocyanate : The 5-isomer of fluorescein isothiocyanate. Acts as a fluorescent probe capable of being conjugated to tissue and proteins; used as a label in fluorescent antibody staining procedures as well as protein- and amino acid-binding techniques.	2.49	2	0	fluorescein isothiocyanate
sabinene sabinene: RN given refers to cpd without isomeric designation. sabinene : A thujene that is a bicyclic monoterpene isolated from the essential oils of various plant species.	2.05	1	0	thujene	plant metabolite
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.	3.79	11	0	carbon oxoanion
3-chloro-4-hydroxybenzoate [no description available]	2	1	0
cocamidopropyl betaine cocamidopropyl betaine: structure given in first source; Genagen CAB, Tego Betain, Rewoteric AMB 14 usually contain 30% cocamidopropyl betaine (CAPB). cocamidopropyl betaine : A mixture of carboxamidopropyl betaines derived from fatty acids of varying chain lengths. The principal component is lauramidopropyl betaine.. lauramidopropyl betaine : An ammonium betaine in which the the ammonium nitrogen is substituted by two methyl groups and a lauramidopropyl group. It is the major (>50%) component of cocamidopropyl betaine.	2.41	1	0	ammonium betaine	surfactant
1-chlorohexadecane [no description available]	2.1	1	0
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.	2.66	3	0	diastereoisomeric mixture; homocysteines; non-proteinogenic alpha-amino acid; sulfoximide	EC 6.3.2.2 (glutamate--cysteine ligase) inhibitor; ferroptosis inducer
norleucine Norleucine: An unnatural amino acid that is used experimentally to study protein structure and function. It is structurally similar to METHIONINE, however it does not contain SULFUR.. L-norleucine : A non-proteinogenic L-alpha-amino acid comprising hexanoic acid carrying an amino group at C-2. It does not occur naturally.	2.35	2	0	2-aminohexanoic acid; L-alpha-amino acid zwitterion; non-proteinogenic L-alpha-amino acid
carboxin Carboxin: A systemic agricultural fungicide and seed treatment agent.. carboxin : An anilide obtained by formal condensation of the amino group of aniline with the carboxy group of 2-methyl-5,6-dihydro-1,4-oxathiine-3-carboxylic acid. A fungicide for control of bunts and smuts that is normally used as a seed treatment.	2.13	1	0	anilide fungicide; anilide; enamide; organosulfur heterocyclic compound; oxacycle; secondary carboxamide	antifungal agrochemical; EC 1.3.5.1 [succinate dehydrogenase (quinone)] inhibitor
1-nitropyrene [no description available]	1.98	1	0	nitroarene	carcinogenic agent
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.	1.95	1	0	pyridazinone
limonene Limonene: A naturally-occurring class of MONOTERPENES which occur as a clear colorless liquid at room temperature. Limonene is the major component in the oil of oranges which has many uses, including as flavor and fragrance. It is recognized as safe in food by the Food and Drug Administration (FDA).. limonene : A monoterpene that is cyclohex-1-ene substituted by a methyl group at position 1 and a prop-1-en-2-yl group at position 4 respectively.	2.94	1	0	cycloalkene; p-menthadiene	human metabolite
n-methylaspartate N-Methylaspartate: An amino acid that, as the D-isomer, is the defining agonist for the NMDA receptor subtype of glutamate receptors (RECEPTORS, NMDA).. N-methyl-D-aspartic acid : An aspartic acid derivative having an N-methyl substituent and D-configuration.	2.47	2	0	amino dicarboxylic acid; D-alpha-amino acid; D-aspartic acid derivative; secondary amino compound	neurotransmitter agent
1,3-dimethylol-5,5-dimethylhydantoin 1,3-dimethylol-5,5-dimethylhydantoin: structure given in first source	3.15	1	0
1-phenyl-3,3-dimethyltriazene [no description available]	2.03	1	0
lanthanum [no description available]	2.03	1	0	f-block element atom; lanthanoid atom; scandium group element 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.	9.47	7	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.	2.02	1	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.	2.44	2	0	chromium group element atom	micronutrient
neon Neon: A noble gas with the atomic symbol Ne, atomic number 10, and atomic weight 20.18. It is found in the earth's crust and atmosphere as an inert, odorless gas and is used in vacuum tubes and incandescent lamps.	6.95	1	0	monoatomic neon; noble gas atom; p-block element atom
osmium Osmium: A very hard, gray, toxic, and nearly infusible metal element, atomic number 76, atomic weight 190.2, symbol Os.	1.95	1	0	iron group element atom; platinum group metal 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.	5.34	17	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.	3.28	6	0	elemental platinum; nickel group element atom; platinum group metal atom
rhodium Rhodium: A hard and rare metal of the platinum group, atomic number 45, atomic weight 102.905, symbol Rh.. rhodium atom : A cobalt group element atom of atomic number 45.	3.66	9	0	cobalt 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.	2.75	3	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.	2.74	3	0	copper group element atom; elemental silver	Escherichia coli metabolite
technetium Technetium: The first artificially produced element and a radioactive fission product of URANIUM. Technetium has the atomic symbol Tc, and atomic number 43. All technetium isotopes are radioactive. Technetium 99m (m=metastable) which is the decay product of Molybdenum 99, has a half-life of about 6 hours and is used diagnostically as a radioactive imaging agent. Technetium 99 which is a decay product of technetium 99m, has a half-life of 210,000 years.	3.33	1	1	manganese group element atom
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.	2.75	3	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.	7.48	2	0	chromium group element atom	micronutrient
argon Argon: A noble gas with the atomic symbol Ar, atomic number 18, and atomic weight 39.948. It is used in fluorescent tubes and wherever an inert atmosphere is desired and nitrogen cannot be used.	2.05	1	0	monoatomic argon; noble gas atom; p-block element atom	food packaging gas; neuroprotective agent
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.	3.49	2	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.	2.08	1	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.	7.98	4	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.	7.1	1	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.	2.08	1	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.	8.13	5	0	copper group element atom; elemental gold
helium Helium: A noble gas with the atomic symbol He, atomic number 2, and atomic weight 4.003. It is a colorless, odorless, tasteless gas that is not combustible and does not support combustion. It was first detected in the sun and is now obtained from natural gas. Medically it is used as a diluent for other gases, being especially useful with oxygen in the treatment of certain cases of respiratory obstruction, and as a vehicle for general anesthetics.	8.51	8	0	monoatomic helium; noble gas atom; s-block element atom	food packaging gas
uranium Uranium: A radioactive element of the actinide series of metals. It has an atomic symbol U, atomic number 92, and atomic weight 238.03. U-235 is used as the fissionable fuel in nuclear weapons and as fuel in nuclear power reactors.	1.95	1	0	actinoid atom; f-block element atom; monoatomic uranium
vanadium Vanadium: A metallic element with the atomic symbol V, atomic number 23, and atomic weight 50.94. It is used in the manufacture of vanadium steel. Prolonged exposure can lead to chronic intoxication caused by absorption usually via the lungs.	2.72	2	0	elemental vanadium; vanadium group element atom	micronutrient
zirconium Zirconium: A rather rare metallic element with atomic number 40, atomic weight 91.224, and symbol Zr.	7.72	3	0	titanium group element atom
aluminum chloride Aluminum Chloride: A compound with the chemical formula AlCl3; the anhydrous salt is used as a catalyst in organic chemical synthesis, and hydrated salts are used topically as antiperspirants, and for the management of HYPERHYDROSIS.	2.11	1	0	aluminium coordination entity	Lewis acid
cupric chloride cupric chloride: RN given refers to unlabeled parent cpd. copper(II) chloride : An inorganic chloride of copper in which the metal is in the +2 oxidation state.	2.45	2	0	copper molecular entity; inorganic chloride	EC 5.3.3.5 (cholestenol Delta-isomerase) inhibitor
galactosamine 2-amino-2-deoxy-D-galactopyranose : The pyranose form of D-galactosamine.. D-galactosamine : The D-stereoisomer of galactosamine.	3.09	1	0	D-galactosamine; primary amino compound	toxin
sodium nitrate sodium nitrate : The inorganic nitrate salt of sodium.	2.06	1	0	inorganic nitrate salt; inorganic sodium salt	fertilizer; NMR chemical shift reference compound
palladium chloride palladium chloride: RN given refers to parent cpd; structure. palladium(II) chloride : A palladium coordination entity consisting of palladium(II) bound to two chlorine atoms.	2.02	1	0	palladium coordination entity	catalyst
hypochlorous acid Hypochlorous Acid: An oxyacid of chlorine (HClO) containing monovalent chlorine that acts as an oxidizing or reducing agent.. hypochlorous acid : A chlorine oxoacid with formula HOCl; a weak, unstable acid, it is the active form of chlorine in water.	2	1	0	chlorine oxoacid; reactive oxygen species	EC 2.5.1.18 (glutathione transferase) inhibitor; EC 3.1.1.7 (acetylcholinesterase) inhibitor; human metabolite
camptothecin NSC 100880: carboxylate (opened lactone) form of camptothecin; RN refers to (S)-isomer; structure given in first source	2.35	2	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
phosphine phosphane : The simplest phosphine, consisting of a single phosphorus atom with three hydrogens attached.. phosphine : Phosphane (PH3) and compounds derived from it by substituting one, two or three hydrogen atoms by hydrocarbyl groups: RPH2, R2PH, R3P (R =/= H) are called primary, secondary and tertiary phosphines, respectively. A specific phosphine is preferably named as a substituted phosphane.	2.06	1	0	mononuclear parent hydride; phosphanes; phosphine	carcinogenic agent; fumigant insecticide
bromine Bromine: A halogen with the atomic symbol Br, atomic number 35, and atomic weight 79.904. It is a volatile reddish-brown liquid that gives off suffocating vapors, is corrosive to the skin, and may cause severe gastroenteritis if ingested.	8.57	9	0	diatomic bromine
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.	2.42	2	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.	2.04	1	0	metal sulfate	emetic; fertilizer; sensitiser
sodium chromate(vi) sodium chromate(VI): RN given refers to cpd with (MF) CR-H2-O4.Na. sodium chromate : An inorganic sodium salt consisting of sodium and chromate ions in a 2:1 ratio.	1.99	1	0	inorganic sodium salt	carcinogenic agent; diagnostic agent; oxidising agent; poison
calcium sulfate Calcium Sulfate: A calcium salt that is used for a variety of purposes including: building materials, as a desiccant, in dentistry as an impression material, cast, or die, and in medicine for immobilizing casts and as a tablet excipient. It exists in various forms and states of hydration. Plaster of Paris is a mixture of powdered and heat-treated gypsum.	1.97	1	0	calcium salt; inorganic calcium salt
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.	1.98	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.	8.92	13	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.	2.87	4	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.	9.11	16	0	diatomic chlorine; gas molecular entity	bleaching agent
hydrazoic acid [no description available]	2.03	1	0	nitrogen hydride
galactose aldohexose : A hexose with a (potential) aldehyde group at one end.	2.13	1	0
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).	2.08	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.	7.95	4	0	elemental molecule; gas molecular entity; reactive oxygen species; triatomic oxygen	antiseptic drug; disinfectant; electrophilic reagent; greenhouse gas; mutagen; oxidising agent; tracer
radon Radon: A naturally radioactive element with atomic symbol Rn, and atomic number 86. It is a member of the noble gas family found in soil, and is released during the decay of RADIUM.. radon(0) : A monoatomic radon that has an oxidation state of zero.	1.98	1	0	monoatomic radon; noble gas atom; p-block element atom
chlorine dioxide chlorine dioxide: equal or superior to chlorine when used as wastewater disinfectant	2.21	1	0	chlorine dioxide
1,3-dichloro-1-propene 1,3-dichloro-1-propene: soil fumigant; RN given refers to cpd without isomeric designation; structure. 1,3-dichloropropene : A chloropropene with two chloro substituents at positions 1 and 3 respectively..	3.36	7	0
magnesium chlorate magnesium chlorate: RN given refers to parent cpd	2.02	1	0
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.	7.08	1	0	benzimidazole fungicide; benzimidazoles; benzimidazolylcarbamate fungicide; carbamate ester	antifungal agrochemical; antinematodal drug; metabolite; microtubule-destabilising agent
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.	2.13	1	0	ammonium salt; inorganic chloride	ferroptosis inhibitor
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.	2.07	1	0	titanium oxides	food colouring
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.	2.47	2	0
ferric nitrilotriacetate ferric nitrilotriacetate: induces diabetes in animals (iron loading)	2	1	0	iron chelate	carcinogenic agent; mutagen
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.	2.94	4	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
sodium bisulfide sodium bisulfide: RN given refers to sodium sulfide (Na(SH)); see also record for sodium sulfide (Na2S)	1.96	1	0
fluorides [no description available]	2.57	2	0	halide anion; monoatomic fluorine
chromium chromium hexavalent ion: a human respiratory carcinogen	2.6	1	0	chromium cation; monoatomic hexacation
molybdenum dioxide [no description available]	2.07	1	0
geosmin geosmin: earthy smelling cpd from sediment in Lake Biwa; structure. (-)-geosmin : The (-)-stereoisomer of geosmin, having 4S,4aS,8aR configuration.	2.21	1	0	geosmin
n-n-propylnorapomorphine N-n-propylnorapomorphine: RN given refers to cpd without isomeric designation; structure	1.95	1	0
iodine [no description available]	3.05	1	0	halide anion; monoatomic iodine	human metabolite
osmium tetroxide Osmium Tetroxide: (T-4)-Osmium oxide (OsO4). A highly toxic and volatile oxide of osmium used in industry as an oxidizing agent. It is also used as a histological fixative and stain and as a synovectomy agent in arthritic joints. Its vapor can cause eye, skin, and lung damage.. osmium tetroxide : An osmium coordination entity consisting of four oxygen atoms bound to a central osmium atom via covalent double bonds.	1.96	1	0	osmium coordination entity	fixative; histological dye; oxidising agent; poison
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.	2.35	2	0	aminoglycoside antibiotic; anthracycline; p-quinones; tetracenequinones	antineoplastic agent; bacterial metabolite
n-nitrosoheptamethyleneimine [no description available]	1.98	1	0	nitrosamine
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.	4.23	18	0	benzenes; phenyl acetates
cetylpyridinium chloride anhydrous tserigel: according to first source contains polyvinylbutyral & cetylpyridinium chloride; UD only lists cetylpyridinium chloride as constituent. cetylpyridinium chloride : A pyridinium salt that has N-hexadecylpyridinium as the cation and chloride as the anion. It has antiseptic properties and is used in solutions or lozenges for the treatment of minor infections of the mouth and throat.	1.93	1	0	chloride salt; organic chloride salt	antiseptic drug; surfactant
methylformamide N-methylformamide : A member of the class of formamides having a N-methyl substituent.	2.42	2	0	formamides
acetylacetone acetylacetone : A beta-diketone that is pentane in which the hydrogens at positions 2 and 4 are replaced by oxo groups.	7.07	1	0	beta-diketone
pyrrolidine [no description available]	7.76	3	0	azacycloalkane; pyrrolidines; saturated organic heteromonocyclic parent
1,4-dioxane 1,4-dioxane: dehydrating agent; polar solvent miscible both with water & most organic solvents. dioxane : Any member of the class of dioxanes that is a cyclohexane in which two carbon atoms are replaced by oxygen atoms.. 1,4-dioxane : A dioxane with oxygen atoms at positions 1 and 4.	3	4	0	dioxane; volatile organic compound	carcinogenic agent; metabolite; NMR chemical shift reference compound; non-polar solvent
sulfolane sulfolane : A member of the class of tetrahydrothiophenes that is tetrahydrothiophene in which the sulfur has been oxidised to give the corresponding sulfone. A colourless, high-boiling (285degreeC) liquid that is miscible with both water and hydrocarbons, it is used as an industrial solvent, particularly for the purification of hydrocarbon mixtures by liquid-vapour extraction.	2.11	1	0	sulfone; tetrahydrothiophenes	polar aprotic solvent
tris(2,3-dibromopropyl)phosphate tris(2,3-dibromopropyl)phosphate: flame retardant	4.31	6	0	trialkyl phosphate
1-chloro-2-propanol 1-chloro-2-propanol: RN given refers to cpd without isomeric designation. 1-chloropropan-2-ol : A secondary alcohol that is isopropanol in which one of the methyl hydrogen atoms is substituted by chlorine.	2.4	2	0	organochlorine compound; secondary alcohol
tetrachloroethylene Tetrachloroethylene: A chlorinated hydrocarbon used as an industrial solvent and cooling liquid in electrical transformers. It is a potential carcinogen.	4.67	9	0	chlorocarbon; chloroethenes	nephrotoxic agent
dimethylacetamide hallucinogen : Drugs capable of inducing illusions, hallucinations, delusions, paranoid ideations and other alterations of mood and thinking.. N,N-dimethylacetamide : A member of the class of acetamides that is acetamide in which the hydrogens attached to the N atom have been replaced by two methyl groups respectively. Metabolite observed in cancer metabolism.	2.01	1	0	acetamides; monocarboxylic acid amide	human metabolite
4-methoxyamphetamine 4-methoxyamphetamine: para-methoxy derivative to amphetamine with hallucinogenic properties; minor descriptor (75-86); on line & INDEX MEDICUS search AMPHETAMINES (75-86); RN given refers to parent compound without isomeric designation	1.93	1	0
alkenes [no description available]	6.47	57	0
bis(4-methyl-1-homopiperazinylthiocarbonyl)disulfide Bis(4-Methyl-1-Homopiperazinylthiocarbonyl)disulfide: An inhibitor of the last step of noradrenaline biosynthesis.	1.95	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).	1.96	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.	3.1	5	0	pseudohalide anion	mitochondrial respiratory-chain inhibitor
oxovanadium iv oxovanadium IV: forms complexes with simple sugars	2.07	1	0	vanadium oxide
benthiocarb Saturn: The sixth planet in order from the sun. It is one of the five outer planets of the solar system. Its twelve natural satellites include Phoebe and Titan.	1.97	1	0	monochlorobenzenes; monothiocarbamic ester
2-isocyanatoethyl methacrylate 2-isocyanatoethyl methacrylate: used in coating materials	2.46	2	0
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.	3.06	1	0	aromatic ether; coumarins
4-ipomeanol 4-ipomeanol: lung-toxic furanoterpenoid produced in moldy sweet potatoes in response to fungus infection; RN given refers to cpd without isomeric designation; structure	3.06	1	0	aromatic ketone
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).	2.55	2	0	taxane diterpenoid; tetracyclic diterpenoid	antineoplastic agent; human metabolite; metabolite; microtubule-stabilising agent
imidazolidinyl urea imidazolidinyl urea: RN given refers to parent cpd	3.62	2	0	ureas	antimicrobial agent
agent orange Agent Orange: A herbicide that contains equal parts of 2,4-dichlorophenoxyacetic acid (2,4-D) and 2,4,5-trichlorophenoxyacetic acid (2,4,5-T), as well as traces of the contaminant 2,3,7,8-tetrachlorodibenzo-p-dioxin.	3.06	1	0
vinclozolin vinclozolin : A racemate comprising equimolar amounts of (R)- and (S)-vinclozolin. A fungicide used mainly on oilseed rape, vines, fruit and vegetables to control Botrytis, Sclerotinia and Monilia spp.. 3-(3,5-dichlorophenyl)-5-ethenyl-5-methyl-2,4-oxazolidinedione : A member of the class of oxazolidinones that is 5-ethenyl-5-methyl-2,4-oxazolidinedione in which the imide hydrogen is replaced by a 3,5-dichlorophenyl group.	1.99	1	0	dicarboximide; dichlorobenzene; olefinic compound; oxazolidinone
ng-nitroarginine methyl ester NG-Nitroarginine Methyl Ester: A non-selective inhibitor of nitric oxide synthase. It has been used experimentally to induce hypertension.	2.44	2	0	alpha-amino acid ester; L-arginine derivative; methyl ester; N-nitro compound	EC 1.14.13.39 (nitric oxide synthase) inhibitor
7,8-dihydro-7,8-dihydroxybenzo(a)pyrene 9,10-oxide 7,8-Dihydro-7,8-dihydroxybenzo(a)pyrene 9,10-oxide: 7,8,8a,9a-Tetrahydrobenzo(10,11)chryseno (3,4-b)oxirene-7,8-diol. A benzopyrene derivative with carcinogenic and mutagenic activity.	1.99	1	0	epoxide	intercalator
nitrosobis(2-oxopropyl)amine nitrosobis(2-oxopropyl)amine: structure. nitrosobis(2-oxopropyl)amine : A nitrosamine that is iminodiacetone that is substituted by a nitroso group at the N-atom. It induces pancreatic ductal adenocarcinomas in Syrian golden hamsters (other rodents are not susceptible).	7.11	1	0	ketone; nitrosamine	carcinogenic agent
colforsin Colforsin: Potent activator of the adenylate cyclase system and the biosynthesis of cyclic AMP. From the plant COLEUS FORSKOHLII. Has antihypertensive, positive inotropic, platelet aggregation inhibitory, and smooth muscle relaxant activities; also lowers intraocular pressure and promotes release of hormones from the pituitary gland.	2.41	2	0	acetate ester; cyclic ketone; labdane diterpenoid; organic heterotricyclic compound; tertiary alpha-hydroxy ketone; triol	adenylate cyclase agonist; anti-HIV agent; antihypertensive agent; plant metabolite; platelet aggregation inhibitor; protein kinase A agonist
fomesafen fomesafen: a protoporphyrinogen oxidase-inhibiting herbicide. fomesafen : An N-sulfonylcarboxamide that is N-(methylsulfonyl)benzamide in which the phenyl ring is substituted by a nitro group at position 2 and a 2-chloro-4-(trifluoromethyl)phenoxy group at position 5. A protoporphyrinogen oxidase inhibitor, it was specially developed for use (generally as the corresponding sodium salt, fomesafen-sodium) for post-emergence control of broad-leaf weeds in soya.	2.43	2	0	aromatic ether; C-nitro compound; monochlorobenzenes; N-sulfonylcarboxamide; organofluorine compound; phenols	agrochemical; EC 1.3.3.4 (protoporphyrinogen oxidase) inhibitor; herbicide
1-isopropylhydrazine 1-isopropylhydrazine: RN given refers to parent cpd	1.96	1	0
3-chloro-4-(dichloromethyl)-5-hydroxy-2(5h)-furanone 3-chloro-4-(dichloromethyl)-5-hydroxy-2(5H)-furanone: structure given in first source	1.97	1	0	butenolide
raloxifene hydrochloride Raloxifene Hydrochloride: A second generation selective estrogen receptor modulator (SERM) used to prevent osteoporosis in postmenopausal women. It has estrogen agonist effects on bone and cholesterol metabolism but behaves as a complete estrogen antagonist on mammary gland and uterine tissue.. raloxifene hydrochloride : A hydrochloride salt resulting from the reaction of equimolar amounts of raloxifene and hydrogen chloride.	2.01	1	0	hydrochloride	bone density conservation agent; estrogen antagonist; estrogen receptor modulator
lonapalene RS 43179: used in treatment of psoriasis	1.97	1	0	naphthalenes; organochlorine compound
esmolol methyl 3-{4-[2-hydroxy-3-(propan-2-ylamino)propoxy]phenyl}propanoate : A methyl ester that is methyl 3-(4-hydroxyphenyl)propanoate in which the hydrogen attached to the phenolic hydroxy group is substituted by a 2-hydroxy-3-(isopropylamino)propyl group.. esmolol : A racemate comprising equimolar amounts of (R)- and (S)-esmolol. A cardioselective and short-acting beta1 receptor blocker with rapid onset but lacking intrinsic sympathomimetic and membrane-stabilising properties, it is used as the hydrochloride salt in the management of supraventricular arrhythmias, and for the control of hypertension and tachycardia during surgery. While the S enantiomer possesses all of the heart rate control, both enantiomers contribute to lowering blood pressure.	2.01	1	0	aromatic ether; ethanolamines; methyl ester; secondary alcohol; secondary amino compound
gemcitabine gemcitabine : A 2'-deoxycytidine having geminal fluoro substituents in the 2'-position. An inhibitor of ribonucleotide reductase, gemcitabine is used in the treatment of various carcinomas, particularly non-small cell lung cancer, pancreatic cancer, bladder cancer and breast cancer.	2.13	1	0	organofluorine compound; pyrimidine 2'-deoxyribonucleoside	antimetabolite; antineoplastic agent; antiviral drug; DNA synthesis inhibitor; EC 1.17.4.1 (ribonucleoside-diphosphate reductase) inhibitor; environmental contaminant; immunosuppressive agent; photosensitizing agent; prodrug; radiosensitizing agent; xenobiotic
adenosine quinquefolan B: isolated from roots of Panax quinquefolium L.; RN not in Chemline 10/87; RN from Toxlit	2.69	3	0	adenosines; purines D-ribonucleoside	analgesic; anti-arrhythmia drug; fundamental metabolite; human metabolite; vasodilator agent
tertiary-amyl methyl ether tertiary-amyl methyl ether: structure given in first source	1.99	1	0
potassium superoxide [no description available]	1.96	1	0
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.	2.07	1	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
dimethylhydrazines Dimethylhydrazines: Hydrazines substituted with two methyl groups in any position.	1.97	1	0
cathinone cathinone: alkaloid from khat shrub, Catha edulis; RN given refers to parent cpd without isomeric designation. cathinone : The S stereoisomer of 2-aminopropiophenone.	2.15	1	0	2-aminopropiophenone; monoamine alkaloid	central nervous system stimulant; psychotropic drug
2-amino-3,4-dimethylimidazo(4,5-f)quinoline 2-amino-3,4-dimethylimidazo(4,5-f)quinoline: strong mutagens found in broiled food; structure given in first source	2.42	2	0	aminoquinoline
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.	2.21	1	0	aromatic amine; imidazoquinoxaline	carcinogenic agent; genotoxin; Maillard reaction product; mutagen
diazolidinylurea diazolidinylurea: structure given in first source	3.96	3	0	imidazolidine-2,4-dione
vanillyl alcohol vanillyl alcohol: structure. vanillyl alcohol : A monomethoxybenzene that is 2-methoxyphenol substituted by a hydroxymethyl group at position 4.	2.05	1	0	benzyl alcohols; guaiacols	plant metabolite
barium oxide [no description available]	2.06	1	0
trifluoromethanesulfonic acid trifluoromethanesulfonic acid: deblocking reagent for peptide synthesis; RN given refers to parent cpd. triflic acid : A one-carbon compound that is methanesulfonic acid in which the hydrogens attached to the methyl carbon have been replaced by fluorines.	2.04	1	0	one-carbon compound; perfluoroalkanesulfonic acid
ammonium peroxydisulfate ammonium persulfate : An inorganic ammonium salt in which two of the terminal hydroxy groups of peroxydisulfuric acid are deprotonated and associated with ammonium ions as counter-cations.	2.15	1	0
2-amino-9h-pyrido(2,3-b)indole 2-amino-9H-pyrido(2,3-b)indole: pyrolysis product of soybean globulins; RN given refers to unlabeled cpd; structure	2.21	1	0	pyridoindole
2,5-dimethylisosorbide [no description available]	2.03	1	0
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.	2.39	2	0	D-glucopyranose	epitope; mouse metabolite
norharman norharman: RN given refers to parent cpd. beta-carboline : The parent compound of the beta-carbolines, a tricyclic structure comprising an indole ring system ortho- fused to C-3 and C-4 of a pyridine ring.	2.21	1	0	beta-carbolines; mancude organic heterotricyclic parent	fungal metabolite; marine metabolite
gallocatechol gallocatechol: structure give in first source; RN given for (trans-(+-))-omer; inhibits DNA-dependent DNA & RNA polymerases. (+)-gallocatechin : A gallocatechin that has (2R,3S)-configuration. It is found in green tea and bananas.. gallocatechin : A catechin that is a flavan substituted by hydroxy groups at positions 3, 3', 4', 5, 5' and 7 (the trans isomer). It is isolated from Acacia mearnsii.	3.09	1	0	gallocatechin	antioxidant; metabolite; radical scavenger
1,2-distearoyllecithin [no description available]	2.07	1	0
trimethylsilyl trifluoromethanesulfonate trimethylsilyl trifluoromethanesulfonate: deprotecting cpd for peptides	7.13	1	0
imipramine n-oxide imipramine N-oxide: RN given refers to parent cpd; structure	2	1	0	dibenzooxazepine
1,1,3,3-tetramethoxypropane [no description available]	7.39	2	0
iridium radioisotopes Iridium Radioisotopes: Unstable isotopes of iridium that decay or disintegrate emitting radiation. Ir atoms with atomic weights 182-190, 192, and 194-198 are radioactive iridium isotopes.	2.25	1	0
divinyl benzene [no description available]	2.03	1	0	styrenes
benzeneboronic acid [no description available]	2.15	1	0	boronic acids
2-(n-cyclohexylamino)ethanesulfonic acid 2-(N-cyclohexylamino)ethanesulfonic acid: RN given refers to parent cpd. N-cyclohexyl-2-aminoethanesulfonic acid : An alkanesulfonic acid that is cyclohexanamine in which one of the amino hydrogens is substituted by a 2-sulfoethyl group. It is used as a buffer (pH range of 8.6-10.0) for studying pH-dependent processes in enzymology.	1.99	1	0	alkanesulfonic acid; secondary aliphatic amine	Good's buffer substance
acetoxime [no description available]	3.08	5	0	ketoxime
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.	3.13	5	0	1,2,3-triazole
hydracrylic acid 3-hydroxypropionic acid : A 3-hydroxy monocarboxylic acid that is propionic acid in which one of the hydrogens attached to the terminal carbon is replaced by a hydroxy group.	4.29	17	0	3-hydroxy monocarboxylic acid; omega-hydroxy-short-chain fatty acid	Escherichia coli metabolite; human metabolite
2-imidazoline 2-imidazoline: RN given refers to parent cpd; structure. imidazoline : An imidazoline compound having the double bond at the 2-position.	6.93	1	0	imidazolines
delphinidin Paraffin: A mixture of solid hydrocarbons obtained from petroleum. It has a wide range of uses including as a stiffening agent in ointments, as a lubricant, and as a topical anti-inflammatory. It is also commonly used as an embedding material in histology.. delphinidin chloride : An anthocyanidin chloride that has delphinidin as the cationic counterpart.	2.48	2	0	anthocyanidin chloride
n,n-carbonyldiimidazole [no description available]	2.47	2	0
mesulergine mesulergine: RN given refers to parent cpd; CU 32-085 is synonymous to mono-HCl; metabolized into dopaminergic agonists; structure given in first source. mesulergine : A member of the class of ergot alkaloids that is known to act on serotonin and dopamine receptors.	1.98	1	0	ergot alkaloid; sulfamides	antiparkinson drug; dopamine agonist; serotonergic antagonist
3-nitrobenzyl alcohol [no description available]	2.52	2	0	C-nitro compound
1,2,3,4-tetrahydroquinoline 1,2,3,4-tetrahydroquinoline: structure in first source. 1,2,3,4-tetrahydroquinoline : A member of the class of quinolines that is the 1,2,3,4-tetrahydro derivative of quinoline.	2.05	1	0	quinolines
halopropane halopropane: structure	7.72	3	0	organofluorine compound
vanillylamine vanillylamine: inhibits microsomal enzyme function; RN given refers to parent cpd; structure	2.05	1	0	aralkylamino compound
glycyl-histidyl-lysine glycyl-histidyl-lysine: found in human plasma; promotes proliferation of hepatoma cells, lymphocytes & mycoplsma; maintains viability of hepatocytes, eosinophils and macrophages; inhibits growth of glial cells; RN given refers to (L)-isomer. Gly-His-Lys : A tripeptide composed of glycine, L-histidine and L-lysine residues joined in sequence.	2.41	1	0	tripeptide	chelator; hepatoprotective agent; metabolite; vulnerary
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.	2.08	1	0	cerium molecular entity; metal oxide
n,n'-dibutylurea N,N'-dibutylurea: structure in first source	2.1	1	0
reuterin [no description available]	11.83	125	1	alpha-CH2-containing aldehyde; propanals
hydroxylamine-o-sulfonic acid hydroxylamine-O-sulfonic acid: structure	2	1	0
2,2-di(4-methacryloxyphenyl)propane 2,2-di(4-methacryloxyphenyl)propane: used in polymers & copolymers of dental materials. bisphenol A dimethacrylate : A bisphenol that is bisphenol A condensed with two molecules of methacrylic acid.	2	1	0	bisphenol; enoate ester	metabolite
dimethylformamide-dimethylacetal dimethylformamide-dimethylacetal: RN given refers to unlabeled cpd; structure. N,N-dimethylformamide dimethyl acetal : An acetal obtained by formal condensation of N,N-dimethylformamide with methanol. N,N-dimethylformamide dimethyl acetal is a derivatisation agent used in gas-chromatography applications	2.07	1	0	acetal; tertiary amino compound	chromatographic reagent
2-hydroxylaminopropane 2-hydroxylaminopropane: RN given refers to parent cpd	2.41	2	0
imidazo(1,2-a)pyridine imidazo(1,2-a)pyridine: structure	2.06	1	0
1,3-bis(diphenylphosphino)propane 1,3-bis(diphenylphosphino)propane: structure in first source	8.92	12	0
tes 2-((1,3-dihydroxy-2-(hydroxymethyl)propan-2-yl)amino)ethanesulfonic acid: structure in first source. N-tris(hydroxymethyl)methyl-2-aminoethanesulfonic acid : A Good's buffer substance, pKa = 7.5 at 20 degreeC.	2.52	2	0	amino sulfonic acid; ethanolamines; TES
9,10-bis(phenylethynyl)anthracene [no description available]	2.1	1	0	anthracenes; arylacetylene; benzenes	fluorochrome
biotin hydrazide biotin hydrazide: structure given in first source; RN given refers to (3aS-(3aalpha,4beta,6aalpha))-isomer	2.02	1	0
clarithromycin Clarithromycin: A semisynthetic macrolide antibiotic derived from ERYTHROMYCIN that is active against a variety of microorganisms. It can inhibit PROTEIN SYNTHESIS in BACTERIA by reversibly binding to the 50S ribosomal subunits. This inhibits the translocation of aminoacyl transfer-RNA and prevents peptide chain elongation.. clarithromycin : The 6-O-methyl ether of erythromycin A, clarithromycin is a macrolide antibiotic used in the treatment of respiratory-tract, skin and soft-tissue infections. It is also used to eradicate Helicobacter pylori in the treatment of peptic ulcer disease. It prevents bacteria from growing by interfering with their protein synthesis.	2.02	1	0	macrolide antibiotic	antibacterial drug; environmental contaminant; protein synthesis inhibitor; xenobiotic
disperse blue 124 Disperse Blue 124: RN given refers to cpd with unknown MF. Disperse Blue 124 : A monoazo compound consisting of diazene with a 5-nitrothiazol-2-yl group attached to one nitrogen and a substituted 4-aminophenyl group attached to the other; used as a dye standard for the assay of allergy-releasing dyes in textiles.	2.1	1	0	1,3-thiazoles; monoazo compound; tertiary amine	allergen; dye; hapten
2-nitro-1-phenylpropane 2-nitro-1-phenylpropane: RN given refers to cpd without isomeric designation; structure	3.21	6	0
coenzyme a [no description available]	1.95	1	0	adenosine 3',5'-bisphosphate	coenzyme; Escherichia coli metabolite; mouse metabolite
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.	2.01	1	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
1,3-dipropyl-8-(2-amino-4-chlorophenyl)xanthine [no description available]	2.05	1	0
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.	2.1	1	0	1,3-thiazolemonocarboxylic acid; benzothiazoles; imidothioate	luciferin
4,4'-azobis(4-cyanovaleric acid) 4,4'-azobis(4-cyanovaleric acid): a free radical initiator	2.03	1	0
pyrroline pyrroline: RN given refers to cpd with unspecified locant for dihydro moiety. pyrroline : Any organic heteromonocyclic compound with a structure based on a dihydropyrrole.	6.93	1	0	pyrroline
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.	2.52	2	0	D-glucuronic acid	algal metabolite
benzyl selenocyanate benzyl selenocyanate: prevents colon carcinogenesis	6.99	1	0
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.	10.01	9	0	cobalt group element atom; metal allergen	micronutrient
hydrogen sulfite [no description available]	2.08	1	0	sulfur oxoanion	human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite
chlorates Chlorates: Inorganic salts of chloric acid that contain the ClO3- ion.	2.41	2	0	chlorine oxoanion; monovalent inorganic anion
trimethylarsine oxide trimethylarsine oxide: sodium arsenate metabolite in fish	7.01	1	0	arsine oxides
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).	2.72	3	0
dimyristoylphosphatidylglycerol [no description available]	2.05	1	0
propane-2-nitronate propane-2-nitronate: structure given in first source; the ionic tautomer of 2-nitropropane	8.59	9	0
6-chloro-2-(1-piperazinyl)pyrazine [no description available]	2.1	1	0	N-arylpiperazine
cobaltiprotoporphyrin cobaltiprotoporphyrin: RN given refers to cobalt protoporphyrin IX	1.99	1	0
disperse blue 106 disperse blue 106: monoazo textile dye used on polyester blouses; no other info available 12/85	2.1	1	0
valerates Valerates: Derivatives of valeric acid, including its salts and esters.	2.03	1	0	short-chain fatty acid anion; straight-chain saturated fatty acid anion	plant metabolite
bromodichloroacetic acid [no description available]	2.08	1	0
chymosin Chymosin: The predominant milk-clotting enzyme from the true stomach or abomasum of the suckling calf. It is secreted as an inactive precursor called prorennin and converted in the acid environment of the stomach to the active enzyme. EC 3.4.23.4.	2.35	2	0
s-(3-hydroxypropyl)cysteine n-acetate [no description available]	1.95	1	0	N-acyl-L-amino acid
gr 113808 GR 113808: structure given in first source; a 5-HT(4) receptor antagonist: GR 125487 is the HCl salt. GR 113808 : An indolyl carboxylate ester obtained by formal condensation between the carboxy group of 1-methylindole-3-carboxylic acid with the hydroxy group of N-{2-[4-(hydroxymethyl)piperidin-1-yl]ethyl}methanesulfonamide.	2.47	2	0	indolyl carboxylate ester; piperidines; sulfonamide	serotonergic antagonist
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.	2.1	1	0	fatty acid anion 8:0; straight-chain saturated fatty acid anion	human metabolite; Saccharomyces cerevisiae metabolite
alphaprodine Alphaprodine: An opioid analgesic chemically related to and with an action resembling that of MEPERIDINE, but more rapid in onset and of shorter duration. It has been used in obstetrics, as pre-operative medication, for minor surgical procedures, and for dental procedures. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1067)	1.95	1	0	piperidines
formylmethionyl-leucyl-phenylalanine methyl ester [no description available]	2.03	1	0	peptide
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).	2.66	3	0	carbene; methanediyl
cyclopropene cyclopropene: structure. cyclopropene : A cycloalkene that consists of cyclopropane having a double bond in the ring. The parent of the class of cyclopropenes.	2.06	1	0	cycloalkene; cyclopropenes
fullerene c60 Fullerenes: A polyhedral CARBON structure composed of around 60-80 carbon atoms in pentagon and hexagon configuration. They are named after Buckminster Fuller because of structural resemblance to geodesic domes. Fullerenes can be made in high temperature such as arc discharge in an inert atmosphere.. fullerene : A compound composed solely of an even number of carbon atoms, which form a cage-like fused-ring polycyclic system with twelve five-membered rings and the rest six-membered rings. The term has been broadened to include any closed cage structure consisting entirely of three-coordinate carbon atoms.	2.46	2	0	fullerene	geroprotector
n(6)-(3-iodobenzyl)-5'-n-methylcarboxamidoadenosine N(6)-(3-iodobenzyl)-5'-N-methylcarboxamidoadenosine: structure given in first source; a selective A(3) adenosine receptor agonist. 3-iodobenzyl-5'-N-methylcarboxamidoadenosine : A derivative of adenosine in which the 5'-hydroxymethyl group is replaced by N-ethylcarboxamido and one of the hydrogens of the exocyclic amino function is substituted by a 3-iodobenzyl group.	2.05	1	0	adenosines; monocarboxylic acid amide; organoiodine compound	adenosine A3 receptor agonist
2-chloro-n(6)cyclopentyladenosine 2-chloro-N(6)cyclopentyladenosine: highly selective agonist at A1 adenosine receptors	2.05	1	0
n,n-dimethylarginine N,N-dimethylarginine: asymmetric dimethylarginine; do not confuse with N,N'-dimethylarginine. N(omega),N(omega)-dimethyl-L-arginine : A L-arginine derivative having two methyl groups both attached to the primary amino moiety of the guanidino group.	4.83	7	1	dimethylarginine; guanidines; L-arginine derivative; non-proteinogenic L-alpha-amino acid	EC 1.14.13.39 (nitric oxide synthase) inhibitor
polytrimethylene carbonate trimethylene carbonate: structure in first source	2.06	1	0
dehydroalanine 2-ammonioprop-2-enoate : An amino acid zwitterion resulting from a transfer of a proton from the carboxy group to the amino group of 2-aminoacrylic acid.. 2-aminoacrylic acid : A 2,3-dehydroamino acid that is alanine which has been dehydrogenated to introduce a double bond between positions 2 and 3.	2.15	1	0	2,3-dehydroamino acid; alpha,beta-unsaturated monocarboxylic acid; amino acid zwitterion; enamine; non-proteinogenic alpha-amino acid	alkylating agent; human metabolite; mouse metabolite
r-1-(6-(r-2-carboxypyrrolidin-1-yl)-6-oxohexanoyl)pyrrolidine-2-carboxylic acid miridesap: small molecule compound that depletes serum amyloid P component (SAP)	3.17	1	0
methotrexate [no description available]	2.86	4	0	dicarboxylic acid; monocarboxylic acid amide; pteridines	abortifacient; antimetabolite; antineoplastic agent; antirheumatic drug; dermatologic drug; DNA synthesis inhibitor; EC 1.5.1.3 (dihydrofolate reductase) inhibitor; immunosuppressive agent
rsr 4 4-(2-(4-(((3,5-dichloroanilino)carbonyl)methyl)phenoxy)-2-methylpropionic acid): allosteric effector of hemoglobin; structure given in first source	2.01	1	0
4-amino-1-(6-chloro-2-pyridyl)piperidine hydrochloride 4-amino-1-(6-chloro-2-pyridyl)piperidine hydrochloride: has high affinity and selectivity for 5-HT3 receptors; structure given in first source	2.1	1	0
n-methyl-n-2-(methylsulfinyl)ethylpropionic acid amide N-methyl-N-2-(methylsulfinyl)ethylpropionic acid amide: structure given in first source	1.97	1	0
omega-n-methylarginine omega-N-Methylarginine: A competitive inhibitor of nitric oxide synthetase.. N(omega)-methyl-L-arginine : A L-arginine derivative with a N(omega)-methyl substituent.	2.05	1	0	amino acid zwitterion; arginine derivative; guanidines; L-arginine derivative; non-proteinogenic L-alpha-amino acid
8-cyclopentyl-3-(3-((4-(fluorosulfonyl)benzoyl)oxy)propyl)-1-propylxanthine 8-cyclopentyl-3-(3-((4-(fluorosulfonyl)benzoyl)oxy)propyl)-1-propylxanthine: structure given in first source	2.05	1	0
rs 67506 [no description available]	2.02	1	0
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.	2.77	3	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
3,4-epithiobutanenitrile 3,4-epithiobutanenitrile: thiirane occuring naturally in cruciferous vegetables; structure in first source	3.03	4	0	epithionitrile; nitrile; thiirane
dibromopropane dibromopropane: see also record for 1,3-dibromopropane	3.76	11	0
cyanopindolol [no description available]	2	1	0	indoles
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.	2.41	1	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.	2.8	3	0	oxygen hydride; oxygen radical; reactive oxygen species
6,11-hexadecadienyl acetate 6,11-hexadecadienyl acetate: from silkmoth Antheraea polyphemus	2.01	1	0
olmesartan olmesartan: an active metabolite of CS 866	3.46	1	1	biphenylyltetrazole	angiotensin receptor antagonist; antihypertensive agent
singlet oxygen Singlet Oxygen: An excited state of molecular oxygen generated photochemically or chemically. Singlet oxygen reacts with a variety of biological molecules such as NUCLEIC ACIDS; PROTEINS; and LIPIDS; causing oxidative damages.	2.5	2	0	chalcogen; monoatomic oxygen; nonmetal atom	macronutrient
fenton's reagent Fenton's reagent: used for oxidizing sugars & alcohols	2.05	1	0
zirconium phosphate zirconium phosphate: reagent for carcinoembryonic antigen determination in plasma from patients having benign or malignant disease; RN given refers to cpd with unspecified ratio	7.01	1	0
salvigenin salvigenin: structure. salvigenin : A trimethoxyflavone that is scutellarein in which the hydroxy groups at positions 4', 6, and 7 are replaced by methoxy groups.	2.08	1	0	monohydroxyflavone; trimethoxyflavone	antilipemic drug; antineoplastic agent; apoptosis inhibitor; autophagy inducer; hypoglycemic agent; immunomodulator; neuroprotective agent; plant metabolite
tetraphenylphosphonium tetraphenylphosphonium: RN given refers to parent cpd; structure. tetraphenylphosphonium : A polyatomic cation consisting of four phenyl groups attached to a central phosphonium.	2.01	1	0	heteroorganic entity; phosphorus molecular entity; polyatomic cation
symmetric dimethylarginine N(omega),N'(omega)-dimethyl-L-arginine : A L-arginine derivative having two methyl groups at the N(omega)- and N'(omega)-positions	2.05	1	0	amino acid zwitterion; dimethylarginine; guanidines; L-arginine derivative; non-proteinogenic L-alpha-amino acid	EC 1.14.13.39 (nitric oxide synthase) inhibitor
biotin vitamin B7 : Any member of a group of vitamers that belong to the chemical structural class called biotins that exhibit biological activity against vitamin B7 deficiency. Vitamin B7 deficiency is very rare in individuals who take a normal balanced diet. Foods rich in biotin are egg yolk, liver, cereals, vegetables (spinach, mushrooms) and rice. Symptoms associated with vitamin B7 deficiency include thinning hair, scaly skin rashes around eyes, nose and mouth, and brittle nails. The vitamers include biotin and its ionized and salt forms.	2.02	1	0	biotins; vitamin B7	coenzyme; cofactor; Escherichia coli metabolite; fundamental metabolite; human metabolite; mouse metabolite; nutraceutical; prosthetic group; Saccharomyces cerevisiae metabolite
angiotensin ii Giapreza: injectable form of angiotensin II used to increase blood pressure in adult patients with septic or other distributive shock. Ile(5)-angiotensin II : An angiotensin II that acts on the central nervous system (PDB entry: 1N9V).	2.13	1	0	amino acid zwitterion; angiotensin II	human metabolite
campesterol campesterol: RN refers to (3beta,24R)-isomer; structure	2.11	1	0	3beta-hydroxy-Delta(5)-steroid; 3beta-sterol; C28-steroid; phytosterols	mouse metabolite
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.	6.39	12	4
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.	2.49	2	0
piboserod Serotonin 5-HT4 Receptor Antagonists: Drugs that bind to but do not activate SEROTONIN 5-HT4 RECEPTORS, thereby blocking the actions of SEROTONIN or SEROTONIN RECEPTOR AGONISTS.	3.56	8	0
organophosphonates hydrogenphosphite : A divalent inorganic anion resulting from the removal of a proton from two of the hydroxy groups of phosphorous acid.	3.83	11	0	divalent inorganic anion; phosphite ion
nickel monoxide [no description available]	1.98	1	0
rs 67333 RS 67333: 5-HT(4) receptor agonist; structure in first source	2.96	4	0	aromatic ketone
dimethylarsinous acid dimethylarsinous acid: a reactive organic intermediate of dimethylarsinic acid involved in toxicity	7.01	1	0	methylarsinous acid
lacosamide Lacosamide: An acetamide derivative that acts as a blocker of VOLTAGE-GATED SODIUM CHANNELS. It is used as an anticonvulsant, for adjunctive or monotherapy, in the treatment of PARTIAL SEIZURES.	4.72	3	0	N-acyl-amino acid
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.	2.38	2	0	12alpha-hydroxy steroid; 3alpha-hydroxy steroid; 7alpha-hydroxy steroid; bile acid; C24-steroid; trihydroxy-5beta-cholanic acid	human metabolite; mouse metabolite
benzofurans Benzofurans: Compounds that contain a BENZENE ring fused to a furan ring.	2.05	1	0
acivicin [no description available]	1.97	1	0	isoxazoles; non-proteinogenic L-alpha-amino acid; organochlorine compound	antileishmanial agent; antimetabolite; antimicrobial agent; antineoplastic agent; EC 2.3.2.2 (gamma-glutamyltransferase) inhibitor; glutamine antagonist; metabolite
mrs 1191 MRS 1191: a selective A3 adenosine receptor antagonist; structure given in first source	2.05	1	0	cinnamate ester
dihydropyridines Dihydropyridines: Pyridine moieties which are partially saturated by the addition of two hydrogen atoms in any position.	2.52	2	0
eprodisate eprodisate: slows the decline of renal function in AA amyloidosis	9.1	11	2
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.	1.94	1	0
sorbose sorbopyranose : The pyranose form of sorbose.. L-sorbopyranose : The L-stereoisomer of sorbopyranose.	2.13	1	0	L-sorbose; sorbopyranose
d-tagatose D-tagatopyranose : The pyranose form of D-tagatose.	2.13	1	0	D-tagatose
pantetheine Pantetheine: An intermediate in the pathway of coenzyme A formation in mammalian liver and some microorganisms.. pantetheine : An amide obtained by formal condensation of the carboxy group of pantothenic acid and the amino group of cysteamine.	1.96	1	0	pantetheines; thiol	human metabolite; metabolite; mouse metabolite
dithioerythritol [no description available]	2.15	1	0	1,4-dimercaptobutane-2,3-diol	reducing agent
psicose, (d)-isomer [no description available]	2.13	1	0	monosaccharide
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.	2.15	1	0	1-benzofurans; antibiotic antifungal drug; benzofuran antifungal drug; organochlorine compound; oxaspiro compound	antibacterial agent; Penicillium metabolite
gingerol gingerol: an active ingredient in GINGER along with SHOGAOL. a nonvolatile methoxy phenyl decanone. gingerol : A beta-hydroxy ketone that is 5-hydroxydecan-3-one substituted by a 4-hydroxy-3-methoxyphenyl moiety at position 1; believed to inhibit adipogenesis. It is a constituent of fresh ginger.	2.01	1	0	beta-hydroxy ketone; guaiacols	antineoplastic agent; plant metabolite
lignans Lignans: A class of dibenzylbutane derivatives which occurs in higher plants and in fluids (bile, serum, urine, etc.) in man and other animals. These compounds, which have a potential anti-cancer role, can be synthesized in vitro by human fecal flora. (From Singleton & Sainsbury, Dictionary of Microbiology and Molecular Biology, 2d ed)	7.97	4	0
n-formylmethionine leucyl-phenylalanine N-Formylmethionine Leucyl-Phenylalanine: A formylated tripeptide originally isolated from bacterial filtrates that is positively chemotactic to polymorphonuclear leucocytes, and causes them to release lysosomal enzymes and become metabolically activated.. N-formyl-L-methionyl-L-leucyl-L-phenylalanine : A tripeptide composed of L-Met, L-Leu and L-Phe in a linear sequence with a formyl group at the amino terminus. It acts as a potent inducer of leucocyte chemotaxis and macrophage activator as well as a ligand for the FPR receptor.	2.43	2	0	tripeptide
betadex beta-Cyclodextrins: Cyclic GLUCANS consisting of seven (7) glucopyranose units linked by 1,4-glycosidic bonds.	2.05	1	0	cyclodextrin
acetyl coenzyme a Acetyl Coenzyme A: Acetyl CoA participates in the biosynthesis of fatty acids and sterols, in the oxidation of fatty acids and in the metabolism of many amino acids. It also acts as a biological acetylating agent.	1.95	1	0	acyl-CoA	acyl donor; coenzyme; effector; fundamental metabolite
e-z cinnamic acid cinnamic acid : A monocarboxylic acid that consists of acrylic acid bearing a phenyl substituent at the 3-position. It is found in Cinnamomum cassia.. trans-cinnamic acid : The E (trans) isomer of cinnamic acid	2.43	2	0	cinnamic acid	plant metabolite
ergosterol [no description available]	2.25	1	0	3beta-hydroxy-Delta(5)-steroid; 3beta-sterol; ergostanoid; phytosterols	fungal metabolite; Saccharomyces cerevisiae metabolite
arachidonic acid icosa-5,8,11,14-tetraenoic acid : Any icosatetraenoic acid with the double bonds at positions 5, 8, 11 and 14.. arachidonate : A long-chain fatty acid anion resulting from the removal of a proton from the carboxy group of arachidonic acid.	2.01	1	0	icosa-5,8,11,14-tetraenoic acid; long-chain fatty acid; omega-6 fatty acid	Daphnia galeata metabolite; EC 3.1.1.1 (carboxylesterase) inhibitor; human metabolite; mouse metabolite
fumaric acid fumaric acid: see also record for ferrous fumarate; use FUMARATES for general fumaric acid esters. fumaric acid : A butenedioic acid in which the C=C double bond has E geometry. It is an intermediate metabolite in the citric acid cycle.	2	1	0	butenedioic acid	food acidity regulator; fundamental metabolite; geroprotector
resveratrol trans-resveratrol : A resveratrol in which the double bond has E configuration.	2.6	1	0	resveratrol	antioxidant; phytoalexin; plant metabolite; quorum sensing inhibitor; radical scavenger
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.	2.01	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
tacrolimus Tacrolimus: A macrolide isolated from the culture broth of a strain of Streptomyces tsukubaensis that has strong immunosuppressive activity in vivo and prevents the activation of T-lymphocytes in response to antigenic or mitogenic stimulation in vitro.. tacrolimus (anhydrous) : A macrolide lactam containing a 23-membered lactone ring, originally isolated from the fermentation broth of a Japanese soil sample that contained the bacteria Streptomyces tsukubaensis.	2.02	1	0	macrolide lactam	bacterial metabolite; immunosuppressive agent
ferulic acid ferulate : A monocarboxylic acid anion obtained by the deprotonation of the carboxy group of ferulic acid.	2.02	1	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.	2.41	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.	2.71	3	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
thapsigargin Thapsigargin: A sesquiterpene lactone found in roots of THAPSIA. It inhibits SARCOPLASMIC RETICULUM CALCIUM-TRANSPORTING ATPASES.. thapsigargin : An organic heterotricyclic compound that is a hexa-oxygenated 6,7-guaianolide isolated fron the roots of Thapsia garganica L., Apiaceae. A potent skin irritant, it is used in traditional medicine as a counter-irritant. Thapsigargin inhibits Ca(2+)-transporting ATPase mediated uptake of calcium ions into sarcoplasmic reticulum and is used in experimentation examining the impacts of increasing cytosolic calcium concentrations.	2.15	1	0	butyrate ester; organic heterotricyclic compound; sesquiterpene lactone	calcium channel blocker; EC 3.6.3.8 (Ca(2+)-transporting ATPase) inhibitor
lycopene [no description available]	1.99	1	0	acyclic carotene	antioxidant; plant metabolite
fosfomycin Fosfomycin: An antibiotic produced by Streptomyces fradiae.. fosfomycin : A phosphonic acid having an (R,S)-1,2-epoxypropyl group attached to phosphorus.	2.44	2	0	epoxide; phosphonic acids	antimicrobial agent; EC 2.5.1.7 (UDP-N-acetylglucosamine 1-carboxyvinyltransferase) inhibitor
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.	1.95	1	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
zeatin Zeatin: An aminopurine factor in plant extracts that induces cell division. (Grant & Hackh's Chemical Dict, 5th ed)	2.05	1	0	zeatin	plant metabolite
imidazolidines [no description available]	2.03	1	0	azacycloalkane; imidazolidines; saturated organic heteromonocyclic parent
decitabine [no description available]	2.11	1	0	2'-deoxyribonucleoside
dactinomycin Dactinomycin: A compound composed of a two CYCLIC PEPTIDES attached to a phenoxazine that is derived from STREPTOMYCES parvullus. It binds to DNA and inhibits RNA synthesis (transcription), with chain elongation more sensitive than initiation, termination, or release. As a result of impaired mRNA production, protein synthesis also declines after dactinomycin therapy. (From AMA Drug Evaluations Annual, 1993, p2015)	1.95	1	0	actinomycin	mutagen
gamma-sitosterol clionasterol : A member of the class of phytosterols that is poriferast-5-ene carrying a beta-hydroxy substituent at position 3.	2.45	2	0	3beta-hydroxy-Delta(5)-steroid; 3beta-sterol; phytosterols	marine metabolite; plant metabolite
tenofovir tenofovir (anhydrous) : A member of the class of phosphonic acids that is methylphosphonic acid in which one of the methyl hydrogens is replaced by a [(2R)-1-(6-amino-9H-purin-9-yl)propan-2-yl]oxy group. An inhibitor of HIV-1 reverse transcriptase, the bis(isopropyloxycarbonyloxymethyl) ester (disoproxil ester) prodrug is used as the fumaric acid salt in combination therapy for the treatment of HIV infection.	2.07	1	0	nucleoside analogue; phosphonic acids	antiviral drug; drug metabolite; HIV-1 reverse transcriptase inhibitor
euscaphic acid euscaphic acid: isolated from medicinal plant, Euscaphis japonica Pax.; structure; RN given refers to 2alpha,3alpha-isomer. euscaphic acid : A pentacyclic triterpenoid that is urs-12-en-28-oic acid substituted by hydroxy groups at positions 2, 3 and 19 respectively (the 2alpha,3alpha-stereoisomer). It has been isolated from the leaves of Rosa laevigata.	2.08	1	0	hydroxy monocarboxylic acid; pentacyclic triterpenoid; triol	plant metabolite
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).	2.58	2	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
1,2-bis(diphenylphosphino)benzene 1,2-bis(diphenylphosphino)benzene: structure in first source	2.46	2	0
ammonium acetate ammonium acetate : An ammonium salt obtained by reaction of ammonia with acetic acid. A deliquescent white crystalline solid, it has a relatively low melting point (114degreeC) for a salt. Used as a food acidity regulator, although no longer approved for this purpose in the EU.	2.11	1	0	acetate salt; ammonium salt	buffer; food acidity regulator
zn(ii)-phthalocyanine [no description available]	2.13	1	0	metallophthalocyanine; zinc tetrapyrrole	fluorochrome
sodium perchlorate sodium perchlorate : An inorganic sodium salt comprising equal numbers of sodium and perchlorate ions.	2.03	1	0	inorganic sodium salt
oxazolidine oxazolidine: structure given in first source	2.06	1	0	oxazolidine
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
cinnamaldehyde 3-phenylprop-2-enal : A member of the class of cinnamaldehydes that is prop-2-enal in which a hydrogen at position 3 has been replaced by a phenyl group. The configuration of the double bond is not specified; the name "cinnamaldehyde" is widely used to refer to the E (trans) isomer.. (E)-cinnamaldehyde : The E (trans) stereoisomer of cinnamaldehyde, the parent of the class of cinnamaldehydes.	2.47	2	0	3-phenylprop-2-enal; cinnamaldehydes	antifungal agent; EC 4.3.1.24 (phenylalanine ammonia-lyase) inhibitor; flavouring agent; hypoglycemic agent; plant metabolite; sensitiser; vasodilator agent
glycosides [no description available]	8.09	5	0
chalcone trans-chalcone : The trans-isomer of chalcone.	2.76	3	0	chalcone	EC 3.2.1.1 (alpha-amylase) inhibitor
isomethyleugenol Methylation: Addition of methyl groups. In histo-chemistry methylation is used to esterify carboxyl groups and remove sulfate groups by treating tissue sections with hot methanol in the presence of hydrochloric acid. (From Stedman, 25th ed)	3.87	12	0	isomethyleugenol
beta-ionone beta-ionone: stimulator of carotenogenesis; carotenoid inhibitor; intermediate in synthesis of Vit A; RN given refers to cpd without isomeric designation; structure. beta-ionone : An ionone that is but-3-en-2-one substituted by a 2,6,6-trimethylcyclohex-1-en-1-yl group at position 4.	2.6	1	0	ionone	antioxidant; fragrance
stilbenes Stilbenes: Organic compounds that contain 1,2-diphenylethylene as a functional group.. trans-stilbene : The trans-isomer of stilbene.	7.89	4	0	stilbene
tram 34 TRAM 34: inhibits IKCa1; structure in first source	2.06	1	0	organochlorine compound
isopropyl thiogalactoside Isopropyl Thiogalactoside: A non-metabolizable galactose analog that induces expression of the LAC OPERON.. isopropyl beta-D-thiogalactopyranoside : An S-glycosyl compound consisting of beta-D-1-thiogalactose having an isopropyl group attached to the anomeric sulfur.	2.04	1	0	S-glycosyl compound
leuprolide Leuprolide: A potent synthetic long-acting agonist of GONADOTROPIN-RELEASING HORMONE that regulates the synthesis and release of pituitary gonadotropins, LUTEINIZING HORMONE and FOLLICLE STIMULATING HORMONE.. leuprolide : An oligopeptide comprising pyroglutamyl, histidyl, tryptophyl, seryl, tyrosyl, D-leucyl, leucyl, arginyl, and N-ethylprolinamide residues joined in sequence. It is a synthetic nonapeptide analogue of gonadotropin-releasing hormone, and is used as a subcutaneous hydrogel implant (particularly as the acetate salt) for the treatment of prostate cancer and for the suppression of gonadal sex hormone production in children with central precocious puberty.	2.01	1	0	oligopeptide	anti-estrogen; antineoplastic agent; gonadotropin releasing hormone agonist
nsc 4347 NSC 4347: structure in first source	2.06	1	0
1-(2-hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione 1-(2-hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione: structure in first source	3.17	5	0
2-methoxy-4-prop-1-enylphenyl acetate 2-methoxy-4-prop-1-enylphenyl acetate: structure in first source. isoeugenol acetate : A phenylpropanoid that is the acetate ester of trans-isoeugenol.	2	1	0	monomethoxybenzene; phenyl acetates; phenylpropanoid
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.	3.06	4	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
thiouracil Thiouracil: Occurs in seeds of Brassica and Crucifera species. Thiouracil has been used as antithyroid, coronary vasodilator, and in congestive heart failure although its use has been largely supplanted by other drugs. It is known to cause blood dyscrasias and suspected of terato- and carcinogenesis.. thiouracil : A nucleobase analogue that is uracil in which the oxo group at C-2 is replaced by a thioxo group.	1.99	1	0	nucleobase analogue; thiocarbonyl compound	antithyroid drug; metabolite
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.	2.45	2	0	capsaicinoid	non-narcotic analgesic; TRPV1 agonist; voltage-gated sodium channel blocker
thioguanine anhydrous Thioguanine: An antineoplastic compound which also has antimetabolite action. The drug is used in the therapy of acute leukemia.. tioguanine : A 2-aminopurine that is the 6-thiono derivative of 2-amino-1,9-dihydro-6H-purine. Incorporates into DNA and inhibits synthesis. Used in the treatment of leukaemia.	2.38	2	0	2-aminopurines	anticoronaviral agent; antimetabolite; antineoplastic agent
thiobarbituric acid thiobarbituric acid: RN given refers to parent cpd. 2-thiobarbituric acid : A barbiturate, the structure of which is that of barbituric acid in which the oxygen at C-2 is replaced by sulfur.	1.96	1	0	barbiturates	allergen; reagent
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
thiosemicarbazide thiosemicarbazide: glutamate decarboxylase antagonist; structure given in first source. hydrazinecarbothioamide : A member of the class of thioureas that is thiourea in which a hydrogen of one of the amino groups is replaced by an amino group.	1.96	1	0	hydrazines; thiocarboxamide; thioureas
D-fructopyranose [no description available]	2.13	1	0	cyclic hemiketal; D-fructose; fructopyranose	sweetening agent
unithiol Unithiol: A chelating agent used as an antidote to heavy metal poisoning.	2.05	1	0
1-butyl-3-methylimidazolium tetrafluoroborate [no description available]	2.1	1	0
nadp [no description available]	4.19	17	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)	2.15	1	0
rubeanic acid rubeanic acid: indicator for copper, cobalt, & nickel; structure	1.96	1	0
rhyncophylline rhyncophylline: an oxindole; RN given refers to (7beta,16E,20alpha)-isomer	2.21	1	0
lithium Lithium: An element in the alkali metals family. It has the atomic symbol Li, atomic number 3, and atomic weight [6.938; 6.997]. Salts of lithium are used in treating BIPOLAR DISORDER.	3.74	10	0	alkali metal atom
zineb Zineb: An agricultural fungicide of the dithiocarbamate class. It has relatively low toxicity and there is little evidence of human injury from exposure.. zineb : A polymeric complex of zinc with the ethylene bis(dithiocarbamate) anionic ligand. Formerly used as an agricultural fungicide for the control of downy mildews and rusts, its use is no longer permitted in the US or the EU.	1.95	1	0	dithiocarbamate salt; macromolecule; zinc coordination entity	antifungal agrochemical
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	1	0	nitrogen oxide
calixarenes Calixarenes: Phenolic metacyclophanes derived from condensation of PHENOLS and ALDEHYDES. The name derives from the vase-like molecular structures. A bracketed [n] indicates the number of aromatic rings.. calixarenes : Originally macrocyclic compounds capable of assuming a basket (or "calix") shaped conformation. They are formed from p-hydrocarbyl phenols and formaldehyde. The term now applies to a variety of derivatives by substitution of the hydrocarbon cyclo{oligo[(1,3-phenylene)methylene]}.. calixarene : A macrocycle composed of 1,3-phenylene groups linked by methylene groups. The number of 1,3-phenylene units in the macrocycle is denoted by the "n" in calix[n]arene name.	2.73	3	0
cytellin cytellin: a phytosterol preparation of mainly B-sitosterol, that was marketed by Eli Lilly to lower cholesterol 1957 to 1982	2.45	2	0
3-aminotyrosine [no description available]	1.99	1	0
ovalbumin Ovalbumin: An albumin obtained from the white of eggs. It is a member of the serpin superfamily.	2.06	1	0
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.	2.45	2	0	organic sodium salt	detergent; protein denaturant
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.	2.37	2	0
naphthoquinones Naphthoquinones: Naphthalene rings which contain two ketone moieties in any position. They can be substituted in any position except at the ketone groups.	2.05	1	0
lithium tetrafluoroborate [no description available]	2.5	2	0
sodium borohydride sodium borohydride: RN given refers to parent cpd	2.06	1	0	inorganic sodium salt; metal tetrahydridoborate
palladium oxide palladium oxide: RN given refers to PdO	2.6	1	0
isoselenocyanic acid [no description available]	2.25	1	0	hydracid; one-carbon compound
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.	2.89	4	0	ethyl ester; maleate ester	glutathione depleting agent
quercetin [no description available]	2.53	2	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]	1.97	1	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.	2.48	2	0	prostaglandins E	human metabolite; mouse metabolite; oxytocic
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.	2.01	1	0	octadecadienoic acid; omega-6 fatty acid	algal metabolite; Daphnia galeata metabolite; plant metabolite
alpha-isopropylmalate alpha-isopropylmalate: structure. (2S)-2-isopropylmalic acid : An optically active form of 2-isopropylmalic acid having S-configuration.. 2-isopropylmalate : A dicarboxylic acid anion obtained by deprotonation of at least one of the carboxy groups of 2-isopropylmalic acid.	1.95	1	0	2-isopropylmalic acid
coniferaldehyde coniferaldehyde: from aqueous extract of Senra incana. coniferyl aldehyde : A member of the class of cinnamaldehydes that is cinnamaldehyde substituted by a hydroxy group at position 4 and a methoxy group at position 3.	2.15	1	0	cinnamaldehydes; guaiacols; phenylpropanoid	antifungal agent; plant metabolite
stigmasterol stigmasta-5,22-dien-3-ol: isolated from freeze-dried powder of Blackberries (Rubus ursinus L.) which showed an activity on inhibition of chemocarcinogen. stigmasterol : A 3beta-sterol that consists of 3beta-hydroxystigmastane having double bonds at the 5,6- and 22,23-positions.	2.45	2	0	3beta-hydroxy-Delta(5)-steroid; 3beta-sterol; phytosterols; stigmastane sterol	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.	2.01	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.	2.21	1	0	harmala alkaloid	anti-HIV agent; EC 1.4.3.4 (monoamine oxidase) inhibitor; metabolite
genistein [no description available]	2.17	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
harman harman: a beta-carboline; RN given refers to parent cpd; structure. harman : An indole alkaloid fundamental parent with a structure of 9H-beta-carboline carrying a methyl substituent at C-1. It has been isolated from the bark of Sickingia rubra, Symplocus racemosa, Passiflora incarnata, Peganum harmala, Banisteriopsis caapi and Tribulus terrestris, as well as from tobacco smoke. It is a specific, reversible inhibitor of monoamine oxidase A.	2.21	1	0	harmala alkaloid; indole alkaloid fundamental parent; indole alkaloid	anti-HIV agent; EC 1.4.3.4 (monoamine oxidase) inhibitor; plant metabolite
humulene humulene: structure given in first source. (1E,4E,8E)-alpha-humulene : The (1E,4E,8E)-isomer of alpha-humulene.	1.95	1	0	alpha-humulene
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.	2.15	1	0	macrolide; resorcinols	fungal metabolite; mycoestrogen
rottlerin rottlerin: an angiogenesis inhibitor; an inhibitor of protein kinase Cdelta (PKCdelta) and calmodulin kinase III; RN refers to (E)-isomer; do not confuse this chalcone with an anthraquinone that is also called rottlerin (RN 481-72-1);. rottlerin : A chromenol that is 2,2-dimethyl-2H-chromene substituted by hydroxy groups at positions 5 and 7, a 3-acetyl-2,4,6-trihydroxy-5-methylbenzyl group at position 6 and a (1E)-3-oxo-1-phenylprop-1-en-3-yl group at position 8. A potassium channel opener, it is isolated from Mallotus philippensis.	2.11	1	0	aromatic ketone; benzenetriol; chromenol; enone; methyl ketone	anti-allergic agent; antihypertensive agent; antineoplastic agent; apoptosis inducer; K-ATP channel agonist; metabolite
ellagic acid [no description available]	6.98	1	0	catechols; cyclic ketone; lactone; organic heterotetracyclic compound; polyphenol	antioxidant; EC 1.14.18.1 (tyrosinase) inhibitor; EC 2.3.1.5 (arylamine N-acetyltransferase) inhibitor; EC 2.4.1.1 (glycogen phosphorylase) inhibitor; EC 2.5.1.18 (glutathione transferase) inhibitor; EC 2.7.1.127 (inositol-trisphosphate 3-kinase) inhibitor; EC 2.7.1.151 (inositol-polyphosphate multikinase) inhibitor; EC 2.7.4.6 (nucleoside-diphosphate kinase) inhibitor; EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor; EC 5.99.1.2 (DNA topoisomerase) inhibitor; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; food additive; fungal metabolite; geroprotector; plant metabolite; skin lightening agent
cilnidipine [no description available]	2.41	1	0	2-methoxyethyl ester; C-nitro compound; dihydropyridine	antihypertensive agent; calcium channel blocker; cardiovascular drug
1-palmitoyl-2-oleoylglycero-3-phosphoglycerol [no description available]	2.21	1	0	phosphatidylglycerol
4-hydroxy-2-nonenal 4-hydroxy-2-nonenal: cytotoxic product from peroxidation of liver microsomal lipids; RN given refers to cpd without isomeric designation. 4-hydroxynon-2-enal : An enal consisting of non-2-ene having an oxo group at the 1-position and a hydroxy group at the 4-position.. 4-hydroxynonenal : A monounsaturated fatty aldehyde that is nonanal that has undergone dehydrogenation to introduce a double bond at any position in the aliphatic chain and in which a hydrogen at position 4 has been replaced by a hydroxy group.	1.99	1	0	4-hydroxynon-2-enal; 4-hydroxynonenal
11-hexadecenal 11-hexadecenal: RN given refers to (Z)-isomer; RN for cpd without isomeric designation not available 10/89	2.01	1	0
6,11-hexadecadienal [no description available]	2.01	1	0	fatty aldehyde
bombykal bombykal: from M. sexta; RN given refers to (Z,E)-isomer	2.01	1	0
1-monooleoyl-rac-glycerol Peceol: lipid excipient containing readily dispersible mixture of mono- & diglycerides of oleic acid. 1-oleoylglycerol : A 1-monoglyceride where the acyl group is oleoyl.. monooleoylglycerol : A monoglyceride in which the acyl group is oleoyl with the position of acylation unspecified.	2.11	1	0	1-acylglycerol 18:1; monooleoylglycerol	plant metabolite
di-allate di-allate: RN given refers to cpd without isomeric designation; structure	1.96	1	0	tertiary amine
beta-nitrostyrene beta-nitrostyrene: RN given refers to cpd without isomeric designation	2.11	1	0
3-amino-1,4-dimethyl-5h-pyrido(4,3-b)indole 3-amino-1,4-dimethyl-5H-pyrido(4,3-b)indole: structure	2.21	1	0	pyridoindole
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.	2.04	1	0	morphinane alkaloid; organic heteropentacyclic compound; tertiary alcohol	antidote to opioid poisoning; central nervous system depressant; mu-opioid receptor antagonist
sirolimus Sirolimus: A macrolide compound obtained from Streptomyces hygroscopicus that acts by selectively blocking the transcriptional activation of cytokines thereby inhibiting cytokine production. It is bioactive only when bound to IMMUNOPHILINS. Sirolimus is a potent immunosuppressant and possesses both antifungal and antineoplastic properties.. sirolimus : A macrolide lactam isolated from Streptomyces hygroscopicus consisting of a 29-membered ring containing 4 trans double bonds, three of which are conjugated. It is an antibiotic, immunosupressive and antineoplastic agent.	2.21	1	0	antibiotic antifungal drug; cyclic acetal; cyclic ketone; ether; macrolide lactam; organic heterotricyclic compound; secondary alcohol	antibacterial drug; anticoronaviral agent; antineoplastic agent; bacterial metabolite; geroprotector; immunosuppressive agent; mTOR inhibitor
4,4'-diaminostilbene [no description available]	1.96	1	0
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.	2.46	2	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
kn 93 KN 93: reduces dopamine content in PC12h cells. KN-93 : A sulfonamide resulting from the formal condensation of p-methoxybenzenesulfonic acid with the anilino nitrogen of 2-(aminomethyl)-N-(2-hydroxyethyl)aniline in which the hydrogens of the primary amino group have been replaced by methyl and p-chlorocinnamyl groups. KN-93 is a selective inhibitor of Ca(2+)/calmodulin-dependent protein kinase II.	2	1	0	monochlorobenzenes; monomethoxybenzene; primary alcohol; sulfonamide; tertiary amino compound	EC 2.7.11.17 (Ca(2+)/calmodulin-dependent protein kinase) inhibitor; geroprotector
1,2-oleoylphosphatidylcholine 1,2-oleoylphosphatidylcholine: RN given refers to (Z,Z)-isomer. dioleoyl phosphatidylcholine : A phosphatidylcholine in which the phosphatidyl acyl groups are both oleoyl.	2.48	2	0	phosphatidylcholine(1+)
syringin syringin: a phenylpropanoid glycoside; see also eleutherosides & lyoniside for eleutheroside A: 474-58-8. syringin : A monosaccharide derivative that is trans-sinapyl alcohol attached to a beta-D-glucopyranosyl residue at position 1 via a glycosidic linkage.	1.96	1	0	beta-D-glucoside; dimethoxybenzene; monosaccharide derivative; primary alcohol	hepatoprotective agent; plant metabolite
mitoguazone Mitoguazone: Antineoplastic agent effective against myelogenous leukemia in experimental animals. Also acts as an inhibitor of animal S-adenosylmethionine decarboxylase.. mitoguazone : A hydrazone obtained by formal condensation of the two carbonyl groups of methylglyoxal with the primary amino groups of two molecules of aminoguanidine.	1.94	1	0	guanidines; hydrazone	antineoplastic agent; apoptosis inducer; EC 4.1.1.50 (adenosylmethionine decarboxylase) inhibitor
lead Lead: A soft, grayish metal with poisonous salts; atomic number 82, atomic weight 207.2, symbol Pb.	5.57	5	0	carbon group element atom; elemental lead; metal atom	neurotoxin
tin [no description available]	2.06	1	0	carbon group element atom; elemental tin; metal atom	micronutrient
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.	1.95	1	0	alkaline earth metal atom; elemental barium
aluminum Aluminum: A metallic element that has the atomic number 13, atomic symbol Al, and atomic weight 26.98.	2.39	2	0	boron group element atom; elemental aluminium; metal atom
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)	4.68	5	0	metalloid atom; pnictogen	micronutrient
gallium Gallium: A rare, metallic element designated by the symbol, Ga, atomic number 31, and atomic weight 69.72.. gallium atom : A metallic element predicted as eka-aluminium by Mendeleev in 1870 and discovered by Paul-Emile Lecoq de Boisbaudran in 1875. Named in honour of France (Latin Gallia) and perhaps also from the Latin gallus cock, a translation of Lecoq.	2.1	1	0	boron group element atom
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.	8.14	5	0	chalcogen; nonmetal atom	macronutrient
enalapril Enalapril: An angiotensin-converting enzyme inhibitor that is used to treat HYPERTENSION and HEART FAILURE.. enalapril : A dicarboxylic acid monoester that is ethyl 4-phenylbutanoate in which a hydrogen alpha to the carboxy group is substituted by the amino group of L-alanyl-L-proline (S-configuration).	2.08	1	0	dicarboxylic acid monoester; dipeptide	antihypertensive agent; EC 3.4.15.1 (peptidyl-dipeptidase A) inhibitor; geroprotector; prodrug
dimyristoylphosphatidylcholine 1,2-di-O-myristoyl-sn-glycero-3-phosphocholine : A 1,2-diacyl-sn-glycero-3-phosphocholine where the two phosphatidyl acyl groups are specified as tetradecanoyl (myristoyl).. dimyristoyl phosphatidylcholine : A phosphatidylcholine where the phosphatidyl acyl groups are specified as tetradecanoyl (myristoyl).	2.46	2	0	1,2-diacyl-sn-glycero-3-phosphocholine; phosphatidylcholine 28:0; tetradecanoate ester	antigen; mouse metabolite
fumarates Fumarates: Compounds based on fumaric acid.. fumarate(2-) : A C4-dicarboxylate that is the E-isomer of but-2-enedioate(2-)	2.47	2	0	butenedioate; C4-dicarboxylate	human metabolite; metabolite; Saccharomyces cerevisiae metabolite
beryllium Beryllium: An element with the atomic symbol Be, atomic number 4, and atomic weight 9.01218. Short exposure to this element can lead to a type of poisoning known as BERYLLIOSIS.. beryllium atom : Alkaline earth metal atom with atomic number 4.	2.1	1	0	alkaline earth metal atom; elemental beryllium; metal allergen	adjuvant; carcinogenic agent; epitope
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.	8.36	7	0	cysteinium	fundamental metabolite
thyronines Thyronines: A group of metabolites derived from THYROXINE and TRIIODOTHYRONINE via the peripheral enzymatic removal of iodines from the thyroxine nucleus. Thyronine is the thyroxine nucleus devoid of its four iodine atoms.. thyronine : A tyrosine derivative where the phenolic hydrogen of tyrosine is substituted by 4-hydroxyphenyl.	1.95	1	0	thyronine
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].	3.14	5	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.	2.41	1	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.	3.52	2	0	boron group element atom; metalloid atom; nonmetal atom	micronutrient
heroin Heroin: A narcotic analgesic that may be habit-forming. It is a controlled substance (opium derivative) listed in the U.S. Code of Federal Regulations, Title 21 Parts 329.1, 1308.11 (1987). Sale is forbidden in the United States by Federal statute. (Merck Index, 11th ed). heroin : A morphinane alkaloid that is morphine bearing two acetyl substituents on the O-3 and O-6 positions. As with other opioids, heroin is used as both an analgesic and a recreational drug. Frequent and regular administration is associated with tolerance and physical dependence, which may develop into addiction. Its use includes treatment for acute pain, such as in severe physical trauma, myocardial infarction, post-surgical pain, and chronic pain, including end-stage cancer and other terminal illnesses.	2.06	1	0	morphinane alkaloid	mu-opioid receptor agonist; opioid analgesic; prodrug
enalaprilat anhydrous Enalaprilat: The active metabolite of ENALAPRIL and one of the potent, intravenously administered, ANGIOTENSIN-CONVERTING ENZYME INHIBITORS. It is an effective agent for the treatment of essential hypertension and has beneficial hemodynamic effects in heart failure. The drug produces renal vasodilation with an increase in sodium excretion.. enalaprilat dihydrate : The dihydrate form of enalaprilat, an angiotensin-converting enzyme (ACE) inhibitor that is used (often in the form of its prodrug, enalapril) in the treatment of hypertension and heart failure, for reduction of proteinuria and renal disease in patients with nephropathies, and for the prevention of stroke, myocardial infarction, and cardiac death in high-risk patients. Unlike enalapril, enalaprilat is not absorbed by mouth but is administered by intravenous injection.. enalaprilat (anhydrous) : Enalapril in which the ethyl ester group has been hydrolysed to the corresponding carboxylic acid. Enalaprilat is an angiotensin-converting enzyme (ACE) inhibitor and is used (often in the form of its prodrug, enalapril) in the treatment of hypertension and heart failure, for reduction of proteinuria and renal disease in patients with nephropathies, and for the prevention of stroke, myocardial infarction, and cardiac death in high-risk patients. Unlike enalapril, enalaprilat is not absorbed by mouth but is given by intravenous injection, usually as the dihydrate.	2.08	1	0	dicarboxylic acid; dipeptide	antihypertensive agent; EC 3.4.15.1 (peptidyl-dipeptidase A) inhibitor
phytochlorin phytochlorin: RN given refers to (2S-trans)-isomer; structure given in the first source	2.6	1	0
n-methylnaloxone N-methylnaloxone: quaternary derivative of naloxone	2.04	1	0
caesium-137 [no description available]	2.25	1	0	caesium atom
beta-isopropylmalate beta-isopropylmalate: RN given refers to (threo-(D)-isomer)	1.95	1	0
3-methyl-2-benzothiazolone hydrazone 3-methyl-2-benzothiazolone hydrazone: RN given refers to parent cpd	2.02	1	0
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.	2.39	2	0	ammonium salt; inorganic sulfate salt	fertilizer
ajmaline Ajmaline: An alkaloid found in the root of RAUWOLFIA SERPENTINA, among other plant sources. It is a class 1-A antiarrhythmic agent that apparently acts by changing the shape and threshold of cardiac action potentials.. ajmaline : A monoterpenoid indole alkaloid that consists of ajmalan substituted at positions 17 and 21 by hydroxy groups.	1.95	1	0
germanium Germanium: A rare metal element with a blue-gray appearance and atomic symbol Ge, atomic number 32, and atomic weight 72.63.	2.06	1	0	carbon group element atom; metalloid atom; nonmetal atom
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.	2.15	1	0	chalcogen; nonmetal atom	micronutrient
boron oxide boron oxide: RN given refers to B2O3	2.41	1	0	boron oxide
oxalates Oxalates: Derivatives of OXALIC ACID. Included under this heading are a broad variety of acid forms, salts, esters, and amides that are derived from the ethanedioic acid structure.	2.66	3	0
1,1-diethyl-2-hydroxy-2-nitrosohydrazine 1,1-diethyl-2-hydroxy-2-nitrosohydrazine: RN given in first source; RN refers to ion(1-); do not confuse with DEA-NO cpd	1.98	1	0	organic anion
dizocilpine maleate Dizocilpine Maleate: A potent noncompetitive antagonist of the NMDA receptor (RECEPTORS, N-METHYL-D-ASPARTATE) used mainly as a research tool. The drug has been considered for the wide variety of neurodegenerative conditions or disorders in which NMDA receptors may play an important role. Its use has been primarily limited to animal and tissue experiments because of its psychotropic effects.. dizocilpine maleate : A maleate salt obtained by reaction of dizocilpine with one equivalent of maleic acid.	2	1	0	maleate salt; tetracyclic antidepressant	anaesthetic; anticonvulsant; neuroprotective agent; nicotinic antagonist; NMDA receptor antagonist
quaternium-15 quaternium-15 : A quaternary ammonium salt derived from hexamethylenetetramine; used as a preservative in many cosmetics and industrial substances. Also acts as a disinfectant and allergenic agent.	3.15	1	0
1-palmitoyl-2-oleoylphosphatidylcholine 1-palmitoyl-2-oleoylphosphatidylcholine: RN given refers to (Z)-isomer	2.21	1	0
1,2-dioleoyloxy-3-(trimethylammonium)propane 1,2-dioleoyloxy-3-(trimethylammonium)propane: fluorescent probe for phospholipids; RN & structure given in first source	3.78	6	0
prostaglandin f-main urinary metabolite prostaglandin F-main urinary metabolite: urinary metabolites of PGF2alpha in rats	3.46	1	1
s 1360 [no description available]	2.03	1	0
beta-escin [no description available]	2.08	1	0
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.	2.13	1	0	imidazolidine-2,4-dione; nitrofuran antibiotic; organonitrogen heterocyclic antibiotic; organooxygen heterocyclic antibiotic	antibacterial drug; antiinfective agent; hepatotoxic agent
sb 269970 SB 269970: a 5-HT(7) antagonist; structure in first source	2.47	2	0	sulfonamide
beta-tocopherol [no description available]	2.11	1	0	tocopherol; vitamin E	food component; plant metabolite
ergoline Ergolines: A series of structurally-related alkaloids that contain the ergoline backbone structure.. ergoline : An indole alkaloid whose structural skeleton is found in many naturally occurring and synthetic ergolines which are known to bind to neurotransmitter receptors, such as dopamine, noradrenaline and serotonin receptors and function as unselective agonists or antagonists at these receptors.	1.98	1	0	diamine; ergoline alkaloid; indole alkaloid fundamental parent; indole alkaloid; organic heterotetracyclic compound
acryloyl-coenzyme a acryloyl-coenzyme A: used by Clostridium propionicum in the conversion of lactate to propionate. acryloyl-CoA : The S-acryloyl derivative of coenzyme A.	2.13	1	0	2-enoyl-CoA; monounsaturated fatty acyl-CoA	mouse metabolite
mannich bases Mannich Bases: Ketonic amines prepared from the condensation of a ketone with formaldehyde and ammonia or a primary or secondary amine. A Mannich base can act as the equivalent of an alpha,beta unsaturated ketone in synthesis or can be reduced to form physiologically active amino alcohols.	2.04	1	0
zeolites [no description available]	5.49	19	0
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.	3.43	7	0
dimethylarginine dimethylarginine: structure in first source. dimethylarginine : An arginine derivative that is arginine substituted by two methyl groups. A "closed" class.	2.05	1	0
nigerloxin nigerloxin: an inhibitor of aldose reductase and lipoxygenase with Free radical scavenging activity. nigerloxin : A member of the class of benzoic acids that is benzoic acid which is substituted at positions 2, 3, 4, 5, and 6 by carbamoyl, hydroxy, E)-prop-1-en-1-yl, methyl, and methoxy groups, respectively. Obtained from solid-state fermentation of Aspergillus niger CFR-W-105, it inhibits soy bean lipoxygenase-1 (LOX-1) and rat lens aldose reductase (RLAR). It also shows free radical scavenging activity.	3.44	7	0	aromatic ether; benzamides; benzoic acids; phenols; styrenes	antioxidant; Aspergillus metabolite; EC 1.1.1.21 (aldehyde reductase) inhibitor; lipoxygenase inhibitor; radical scavenger
9-(aminomethyl)-9,10-dihydroanthracene 9-(aminomethyl)-9,10-dihydroanthracene: 5HT2A receptor antagonist; structure in first source	2	1	0
oxadiazoles Oxadiazoles: Compounds containing five-membered heteroaromatic rings containing two carbons, two nitrogens, and one oxygen atom which exist in various regioisomeric forms.	2.46	2	0
sporothriolide sporothriolide: a furofurandione; from Sporothrix sp.; structure given in first source. sporothriolide : A furofuran that is (3aR,6aR)-hexahydrofuro[3,4-b]furan substituted by an oxo group at positions 2 and 4, methylene group at position 3 and by an hexyl group at position 6. It is a metabolite isolated from several species of fungi.	2	1	0	furofuran; gamma-lactone	antifungal agent; fungal metabolite
naphyrone 1-naphthalen-2-yl-2-pyrrolidin-1-ylpentan-1-one: a monoamine uptake inhibitor; structure in first source	2.15	1	0
pirarubicin [no description available]	2.07	1	0	anthracycline
dictyostatin dictyostatin: a macrocyclic compound; structure in first source	2.04	1	0
td-5108 TD-5108: a selective 5-HT(4) receptor agonist with high intrinsic activity; structure in first source	2.95	4	0
scopolamine hydrobromide [no description available]	2.41	2	0
resorcinarene resorcinarene: structure in first source	2.05	1	0
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.	2.11	1	0
clove Madagascar: One of the Indian Ocean Islands off the southeast coast of Africa. Its capital is Antananarivo. It was formerly called the Malagasy Republic. Discovered by the Portuguese in 1500, its history has been tied predominantly to the French, becoming a French protectorate in 1882, a French colony in 1896, and a territory within the French union in 1946. The Malagasy Republic was established in the French Community in 1958 but it achieved independence in 1960. Its name was changed to Madagascar in 1975. (From Webster's New Geographical Dictionary, 1988, p714)	2.05	1	0
nad NAD(1-) : An anionic form of nicotinamide adenine dinucleotide arising from deprotonation of the two OH groups of the diphosphate moiety.	3.96	13	0	organophosphate oxoanion	cofactor; human metabolite; hydrogen acceptor; Saccharomyces cerevisiae metabolite
cytochrome c-t Cytochromes c: Cytochromes of the c type that are found in eukaryotic MITOCHONDRIA. They serve as redox intermediates that accept electrons from MITOCHONDRIAL ELECTRON TRANSPORT COMPLEX III and transfer them to MITOCHONDRIAL ELECTRON TRANSPORT COMPLEX IV.	2.76	3	0
viscolin viscolin: from Viscum coloratum; structure in first source	8.56	8	0
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	1	0
oligonucleotides [no description available]	2.55	2	0
cellulose DEAE-Cellulose: Cellulose derivative used in chromatography, as ion-exchange material, and for various industrial applications.	2.58	2	0	glycoside
perovskite calcium titanate : A calcium salt with the formula CaTiO3, generally obtained in the form of the mineral perovskite.	7.03	1	0
endothelin-1 Endothelin-1: A 21-amino acid peptide produced in a variety of tissues including endothelial and vascular smooth-muscle cells, neurons and astrocytes in the central nervous system, and endometrial cells. It acts as a modulator of vasomotor tone, cell proliferation, and hormone production. (N Eng J Med 1995;333(6):356-63)	3.46	1	1
phosphatidylcholines Phosphatidylcholines: Derivatives of PHOSPHATIDIC ACIDS in which the phosphoric acid is bound in ester linkage to a CHOLINE moiety.	3.62	9	0	1,2-diacyl-sn-glycero-3-phosphocholine
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.	1.97	1	0	chlorophyll; methyl ester	cofactor
thimerosal Thimerosal: An ethylmercury-sulfidobenzoate that has been used as a preservative in VACCINES; ANTIVENINS; and OINTMENTS. It was formerly used as a topical antiseptic. It degrades to ethylmercury and thiosalicylate.. thimerosal : An alkylmercury compound (approximately 49% mercury by weight) used as an antiseptic and antifungal agent.	2.41	1	0	alkylmercury compound	antifungal drug; antiseptic drug; disinfectant; drug allergen
rs 39604 RS 39604 hydrochloride : A hydrochloride salt obtained by mixing equimolar amounts of RS 39604 with hydrochloric acid. A potent and selective 5-HT4 antagonist, with a pKi of 9.1 at 5-HT4 receptors in guinea pig striatal membranes and greater than 1000-fold selectivity over 5-HT1A, 2C, 3 and D1, D2, M1, M2, AT1, B1 and alpha1C receptors. The ketone group gives RS 39604 a relatively long half life; it is also orally active and so suitable for in vivo studies.. RS 39604 : An aromatic ether that is the 3,5-dimethoxybenzyl derivative of N-(2-{4-[3-(4-amino-5-chloro-2-hydroxyphenyl)-3-oxopropyl]piperidin-1-yl}ethyl)methanesulfonamide. A potent and selective 5-HT4 antagonist, with a pKi of 9.1 at 5-HT4 receptors in guinea pig striatal membranes and greater than 1000-fold selectivity over 5-HT1A, 2C, 3 and D1, D2, M1, M2, AT1, B1 and alpha1C receptors. The ketone group gives RS 39604 a relatively long half life; it is also orally active and so suitable for in vivo studies.	4.13	15	0	hydrochloride	serotonergic antagonist
n-(2-methylbenzyl)linoleamide N-(2-methylbenzyl)linoleamide: RN given refers to (Z,Z)-isomer; structure	2.02	1	0	organic molecular entity
chitosan [no description available]	2.84	3	0
mesna Mesna: A sulfhydryl compound used to prevent urothelial toxicity by inactivating metabolites from ANTINEOPLASTIC AGENTS, such as IFOSFAMIDE or CYCLOPHOSPHAMIDE.	2.41	2	0	organosulfonic acid
lithium perchlorate lithium perchlorate: stabilizes DNA-polycation complex; RN given refers to parent compound	2.93	4	0
sodium bisulfite sodium bisulfite: has been used externally for parasitic skin diseases and as gastrointestinal antiseptic; structure. sodium hydrogensulfite : An inorganic sodium salt having hydrogensulfite as the counterion.	2.08	1	0	inorganic sodium salt; sulfite salt	allergen; food antioxidant; food colour retention agent; mutagen; reducing agent
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.	2.1	1	0	inorganic sodium salt; nitrite salt	antidote to cyanide poisoning; antihypertensive agent; antimicrobial food preservative; food antioxidant; poison
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.	3.05	1	0
gdc 0449 HhAntag691: inhibits the hedgehog pathway and ABC transporters; has antineoplastic activity	2.13	1	0	benzamides; monochlorobenzenes; pyridines; sulfone	antineoplastic agent; Hedgehog signaling pathway inhibitor; SMO receptor antagonist; teratogenic agent
egg white Egg White: The white of an egg, especially a chicken's egg, used in cooking. It contains albumin. (Random House Unabridged Dictionary, 2d ed)	1.95	1	0
cardiovascular agents Cardiovascular Agents: Agents that affect the rate or intensity of cardiac contraction, blood vessel diameter, or blood volume.	2.89	4	0
cetrorelix cetrorelix: LHRH antagonist. cetrorelix : A synthetic ten-membered oligopeptide comprising N-acetyl-3-(naphthalen-2-yl)-D-alanyl, 4-chloro-D-phenylalanyl, 3-(pyridin-3-yl)-D-alanyl, L-seryl, L-tyrosyl, N(5)-carbamoyl-D-ornithyl, L-leucyl, L-arginyl, L-prolyl, and D-alaninamide residues coupled in sequence. A gonadotrophin-releasing hormone (GnRH) antagonist, it is used for treatment of infertility and of hormone-sensitive cancers of the prostate and breast.	7.08	1	0	oligopeptide	antineoplastic agent; GnRH antagonist
nitrogenase Nitrogenase: An enzyme system that catalyzes the fixing of nitrogen in soil bacteria and blue-green algae (CYANOBACTERIA). EC 1.18.6.1.	2.49	2	0
peptones Peptones: Derived proteins or mixtures of cleavage products produced by the partial hydrolysis of a native protein either by an acid or by an enzyme. Peptones are readily soluble in water, and are not precipitable by heat, by alkalis, or by saturation with ammonium sulfate. (Dorland, 28th ed)	2.05	1	0
piperidines Piperidines: A family of hexahydropyridines.	4.35	19	0
bryostatin 1 bryostatin 1: a protein kinase C activator; macrocyclic lactone from marine Bryozoan Bugula neritina; RN given refers to (1S-(1R,3R,5Z,7S,8E,11R,12R(2E,4E),13E,15R,17S(S),21S,23S,25R))-isomer; structure given in first source; activates protein kinase c. bryostatin 1 : A member of the class of bryostatins that is (17E)-2-oxooxacyclohexacos-17-ene which is substituted by hydroxy groups at positions 4, 10, and 20; an acetoxy group at position 8; methyl groups at positions 9, 9, 18, and 19; 2-methoxy-2-oxoethylidene groups at positions 14 and 24; an (E,E)-octa-2,4-dienoyloxy group at position 21; and with oxygen bridges linking positions 6 to 10, 12 to 16, and 20 to 24. It is one of the most abundant member of the class of bryostatins.	2.02	1	0
interleukin-8 Interleukin-8: A member of the CXC chemokine family that plays a role in the regulation of the acute inflammatory response. It is secreted by variety of cell types and induces CHEMOTAXIS of NEUTROPHILS and other inflammatory cells.	2.07	1	0
hydroxocobalamin Hydroxocobalamin: Injectable form of VITAMIN B 12 that has been used therapeutically to treat VITAMIN B 12 DEFICIENCY.	2.45	2	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.	2.9	4	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.	3.63	9	0	ascorbic acid; vitamin C	coenzyme; cofactor; flour treatment agent; food antioxidant; food colour retention agent; geroprotector; plant metabolite; skin lightening 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.	1.95	1	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.	1.95	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.	2.73	3	0	monohydroxybenzoate	plant metabolite
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.	4.67	5	0	benzenes; hydroxycoumarin; methyl ketone
ethyl biscoumacetate Ethyl Biscoumacetate: A coumarin that is used as an anticoagulant. It has actions similar to those of WARFARIN. (From Martindale, The Extra Pharmacopoeia, 30th ed, p226)	1.93	1	0	hydroxycoumarin
lead radioisotopes Lead Radioisotopes: Unstable isotopes of lead that decay or disintegrate emitting radiation. Pb atoms with atomic weights 194-203, 205, and 209-214 are radioactive lead isotopes.	1.98	1	0
phytoestrogens Phytoestrogens: Compounds derived from plants, primarily ISOFLAVONES that mimic or modulate endogenous estrogens, usually by binding to ESTROGEN RECEPTORS.	3.1	1	0
brass [no description available]	2.1	1	0
sybr green i SYBR Green I: binds to double stranded DNA of less than 20 pg following agarose or polyacrylamide gel electrophoresis; excited at 497 nm and emits at 520 nm. SYBR Green I : A benzothiazolium ion resulting from the methylation of the nitrogen of the benzothiazole group of N-[4-(1,3-benzothiazol-2-ylmethylene)-1-phenyl-1,4-dihydroquinolin-2-yl]-N',N'-dimethyl-N-propylpropane-1,3-diamine. A cationic unsymmetrical cyanine dye that binds to double-stranded DNA and is used as a nucleic acid stain in molecular biology.	2.05	1	0	benzothiazolium ion; cyanine dye; quinolines; tertiary amine	fluorescent dye
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.	2.67	3	0
caseins Caseins: A mixture of related phosphoproteins occurring in milk and cheese. The group is characterized as one of the most nutritive milk proteins, containing all of the common amino acids and rich in the essential ones.	1.98	1	0
tetraphenylporphine tetraphenylporphyrin: structure in first source	2.05	1	0
nitrophenols Nitrophenols: PHENOLS carrying nitro group substituents.	2.39	2	0
bassianolide bassianolide: cyclodepsipeptide from mycelia of Beauveria bassiana; inhibits isotonic contractions induced by acetylcholine. bassianolide : A cyclodepsipeptide consisting of a cyclic tetramer of the depsipeptide D-Hiv-N-methyl-L-leucine (where D-Hiv = D-alpha-hydroxyisovaleric acid). Found in the fungal species Beauveria bassiana and Verticillium lecanii, it has insecticidal properties and is used as a commercial biopesticide to control of insects of agricultural, veterinary and medical significance. For elucidation of the structure, see Suzuki et al., Tetrahedron Lett. 1977 v25, 2167-2170.	2.17	1	0	cyclodepsipeptide; cyclooctadepsipeptide	antineoplastic agent; fungal metabolite; insecticide
angiotensin i Angiotensin I: A decapeptide that is cleaved from precursor angiotensinogen by RENIN. Angiotensin I has limited biological activity. It is converted to angiotensin II, a potent vasoconstrictor, after the removal of two amino acids at the C-terminal by ANGIOTENSIN CONVERTING ENZYME.. angiotensin I : A ten amino acid peptide formed by renin cleavage of angiotensinogen. Angiotensin I has no direct biological function except that high levels can stimulate catecholamine production. It is metabolized to its biologically active byproduct angiotensin II, a potent vasoconstrictor, by angiotensin converting enzyme (ACE) through cleavage of the two terminal amino acids.. angiotensin I dizwitterion : A peptide zwitterion that is the dizwitterionic form of angiotensin I having both carboxy groups deprotonated and the aspartyl amino group and arginine side-chain protonated. It is the major species at pH 7.3.	2.05	1	0	angiotensin; peptide zwitterion	human metabolite; neurotransmitter agent
cobamamide cobamamide : A member of the class of cobalamins that is vitamin B12 in which the cyano group is replaced by a 5'-deoxyadenos-5'-yl moiety. It is one of the two metabolically active form of vitamin B12.	2.43	2	0
amphidinolide e amphidinolide E: cytotoxic macrolide from Amphidinium sp.; structure in first source	2.04	1	0
vitamin b 12 Vitamin B 12: A cobalt-containing coordination compound produced by intestinal micro-organisms and found also in soil and water. Higher plants do not concentrate vitamin B 12 from the soil and so are a poor source of the substance as compared with animal tissues. INTRINSIC FACTOR is important for the assimilation of vitamin B 12.	4.45	8	0
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.	2.73	3	0
2-methylisoborneol 2-methylisoborneol: structure. 2-methylisoborneol : An bornane monoterpenoid comprising isoborneol carrying a 2-methyl substituent (the 1R,2R,4R-diastereomer).	2.61	2	0
orabase Orabase: used in therapy of oral mucosal ulcers	2.81	3	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.	2.68	3	0
chondroitin sulfates Chondroitin Sulfates: Derivatives of chondroitin which have a sulfate moiety esterified to the galactosamine moiety of chondroitin. Chondroitin sulfate A, or chondroitin 4-sulfate, and chondroitin sulfate C, or chondroitin 6-sulfate, have the sulfate esterified in the 4- and 6-positions, respectively. Chondroitin sulfate B (beta heparin; DERMATAN SULFATE) is a misnomer and this compound is not a true chondroitin sulfate.	2.11	1	0
acyclovir Acyclovir: A GUANOSINE analog that acts as an antimetabolite. Viruses are especially susceptible. Used especially against herpes.. acyclovir : An oxopurine that is guanine substituted by a (2-hydroxyethoxy)methyl substituent at position 9. Used in the treatment of viral infections.	2.13	1	0	2-aminopurines; oxopurine	antimetabolite; antiviral drug
cyclic gmp Cyclic GMP: Guanosine cyclic 3',5'-(hydrogen phosphate). A guanine nucleotide containing one phosphate group which is esterified to the sugar moiety in both the 3'- and 5'-positions. It is a cellular regulatory agent and has been described as a second messenger. Its levels increase in response to a variety of hormones, including acetylcholine, insulin, and oxytocin and it has been found to activate specific protein kinases. (From Merck Index, 11th ed). 3',5'-cyclic GMP : A 3',5'-cyclic purine nucleotide in which the purine nucleobase is specified as guanidine.	2.7	3	0	3',5'-cyclic purine nucleotide; guanyl ribonucleotide	Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite
deoxyguanosine [no description available]	3.93	13	0	purine 2'-deoxyribonucleoside; purines 2'-deoxy-D-ribonucleoside	Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite
guanine [no description available]	7.67	3	0	2-aminopurines; oxopurine; purine nucleobase	algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite
guanosine ribonucleoside : Any nucleoside where the sugar component is D-ribose.	1.98	1	0	guanosines; purines D-ribonucleoside	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.	2.4	2	0	folic acids; N-acyl-amino acid	human metabolite; mouse metabolite; nutrient
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.	1.96	1	0	nucleobase analogue; organic heterobicyclic compound	antimetabolite; EC 1.17.3.2 (xanthine oxidase) inhibitor; gout suppressant; radical scavenger
guanylyl imidodiphosphate Guanylyl Imidodiphosphate: A non-hydrolyzable analog of GTP, in which the oxygen atom bridging the beta to the gamma phosphate is replaced by a nitrogen atom. It binds tightly to G-protein in the presence of Mg2+. The nucleotide is a potent stimulator of ADENYLYL CYCLASES.. guanosine 5'-[beta,gamma-imido]triphosphate : A nucleoside triphosphate analogue that is GTP in which the oxygen atom bridging the beta- to the gamma- phosphate is replaced by a nitrogen atom A non-hydrolyzable analog of GTP, it binds tightly to G-protein in the presence of Mg(2+).	2	1	0	nucleoside triphosphate analogue
8-hydroxyguanine 7,8-dihydro-8-oxoguanine: was substituted for guanine at G(8), G(9), G(14), or G(15) in the human telomeric oligonucleotide 5'-d[AGGGTTAG(8)G(9)GTT AG(14)G(15)GTTAGGGTGT]-3'. 7,8-dihydro-8-oxoguanine : An oxopurine that is guanine in which the hydrogen at position 8 is replaced by an oxo group and in which the nitrogens at positions 7 and 9 each bear a hydrogen.	2.38	2	0	oxopurine
8-hydroxy-2'-deoxyguanosine 8-Hydroxy-2'-Deoxyguanosine: Common oxidized form of deoxyguanosine in which C-8 position of guanine base has a carbonyl group.. 8-hydroxy-2'-deoxyguanosine : Guanosine substituted at the purine 8-position by a hydroxy group. It is used as a biomarker of oxidative DNA damage.	8.86	12	0	guanosines	biomarker
ns 309 6,7-dichloro-1H-indole-2,3-dione 3-oxime: activates IK and SK calcium-activated channels; structure in first source	2.06	1	0
8-aminoguanosine [no description available]	1.98	1	0
eye [no description available]	3.18	1	0
concanavalin a Concanavalin A: A MANNOSE/GLUCOSE binding lectin isolated from the jack bean (Canavalia ensiformis). It is a potent mitogen used to stimulate cell proliferation in lymphocytes, primarily T-lymphocyte, cultures.	2.51	2	0
trypsinogen Trypsinogen: The inactive proenzyme of trypsin secreted by the pancreas, activated in the duodenum via cleavage by enteropeptidase. (Stedman, 25th ed)	2.35	2	0
propane-2-sulfonic acid octadec-9-enyl-amide propane-2-sulfonic acid octadec-9-enyl-amide: structure in first source	7.11	1	0
dinitrobenzenes Dinitrobenzenes: Benzene derivatives which are substituted with two nitro groups in the ortho, meta or para positions.	3.06	1	0
leptin Leptin: A 16-kDa peptide hormone secreted from WHITE ADIPOCYTES. Leptin serves as a feedback signal from fat cells to the CENTRAL NERVOUS SYSTEM in regulation of food intake, energy balance, and fat storage.	2.02	1	0

Condition	Relationship Strength	Studies	Trials
Acute Liver Injury, Drug-Induced [description not available]	5.97	26	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.	5.97	26	0
Disease Models, Animal Naturally-occurring or experimentally-induced animal diseases with pathological processes analogous to human diseases.	4.46	22	0
Colorectal Cancer [description not available]	2.63	2	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.	2.63	2	0
2019 Novel Coronavirus Disease [description not available]	2.41	1	0
Allergic Contact Dermatitis [description not available]	4.27	6	0
Dermatitis, Allergic Contact A contact dermatitis due to allergic sensitization to various substances. These substances subsequently produce inflammatory reactions in the skin of those who have acquired hypersensitivity to them as a result of prior exposure.	4.27	6	0
Cholangiocellular Carcinoma [description not available]	5.24	17	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.	4.07	4	0
Bile Duct Cancer [description not available]	9.07	13	0
Bile Duct Neoplasms Tumors or cancer of the BILE DUCTS.	4.07	13	0
Cholangiocarcinoma A malignant tumor arising from the epithelium of the BILE DUCTS.	5.24	17	0
Cataract, Membranous [description not available]	3.73	3	0
Cataract Partial or complete opacity on or in the lens or capsule of one or both eyes, impairing vision or causing blindness. The many kinds of cataract are classified by their morphology (size, shape, location) or etiology (cause and time of occurrence). (Dorland, 27th ed)	3.73	3	0
Cancer of Prostate [description not available]	2.41	1	0
Prostatic Neoplasms Tumors or cancer of the PROSTATE.	2.41	1	0
Calcification, Pathologic [description not available]	2.41	1	0
Calcinosis Pathologic deposition of calcium salts in tissues.	2.41	1	0
Depression Depressive states usually of moderate intensity in contrast with MAJOR DEPRESSIVE DISORDER present in neurotic and psychotic disorders.	2.6	1	0
Benign Neoplasms [description not available]	7.11	27	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.	7.11	27	0
Innate Inflammatory Response [description not available]	5.01	8	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.	5.01	8	0
Cancer of Colon [description not available]	2.6	1	0
Colonic Neoplasms Tumors or cancer of the COLON.	2.6	1	0
Dermatitis, Contact, Phototoxic [description not available]	3.5	2	0
Amyloid Deposits [description not available]	2.25	1	0
Acute Confusional Senile Dementia [description not available]	4.24	6	0
Alzheimer Disease A degenerative disease of the BRAIN characterized by the insidious onset of DEMENTIA. Impairment of MEMORY, judgment, attention span, and problem solving skills are followed by severe APRAXIAS and a global loss of cognitive abilities. The condition primarily occurs after age 60, and is marked pathologically by severe cortical atrophy and the triad of SENILE PLAQUES; NEUROFIBRILLARY TANGLES; and NEUROPIL THREADS. (From Adams et al., Principles of Neurology, 6th ed, pp1049-57)	4.24	6	0
Suffocation [description not available]	8.25	6	0
Drowning Death that occurs as a result of anoxia or heart arrest, associated with immersion in liquid.	2.31	1	0
Wounds, Gunshot Disruption of structural continuity of the body as a result of the discharge of firearms.	2.31	1	0
Wounds, Stab Penetrating wounds caused by a pointed object.	2.41	2	0
Injuries, Wrist [description not available]	2.31	1	0
Asphyxia A pathological condition caused by lack of oxygen, manifested in impending or actual cessation of life.	3.25	6	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.	7.69	3	0
Pericementitis [description not available]	2.31	1	0
Periodontitis Inflammation and loss of connective tissues supporting or surrounding the teeth. This may involve any part of the PERIODONTIUM. Periodontitis is currently classified by disease progression (CHRONIC PERIODONTITIS; AGGRESSIVE PERIODONTITIS) instead of age of onset. (From 1999 International Workshop for a Classification of Periodontal Diseases and Conditions, American Academy of Periodontology)	2.31	1	0
Hepatitis INFLAMMATION of the LIVER.	2.38	2	0
Necrosis The death of cells in an organ or tissue due to disease, injury or failure of the blood supply.	4.34	20	0
Alopecia Circumscripta [description not available]	3.7	1	1
Alopecia Areata Loss of scalp and body hair involving microscopically inflammatory patchy areas.	8.7	1	1
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).	2.31	1	0
Weight Gain Increase in BODY WEIGHT over existing weight.	2.44	2	0
Cardiomyopathies, Primary [description not available]	2.15	1	0
Amyloidosis A group of sporadic, familial and/or inherited, degenerative, and infectious disease processes, linked by the common theme of abnormal protein folding and deposition of AMYLOID. As the amyloid deposits enlarge they displace normal tissue structures, causing disruption of function. Various signs and symptoms depend on the location and size of the deposits.	8.56	10	2
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).	2.15	1	0
Cold Injury A physical injury caused by exposure of the body to extremely low ambient temperatures that may lead to loss of body parts, or in extreme cases, death. Examples of cold injury are FROSTBITE and CHILBLAINS.	2.15	1	0
Androgen-Independent Prostatic Cancer [description not available]	2.15	1	0
Prostatic Neoplasms, Castration-Resistant Tumors or cancer of the PROSTATE which can grow in the presence of low or residual amount of androgen hormones such as TESTOSTERONE.	2.15	1	0
Clostridioides difficile Infection [description not available]	2.52	2	0
Clostridium Infections Infections with bacteria of the genus CLOSTRIDIUM and closely related CLOSTRIDIOIDES species.	2.52	2	0
Glue Abuse [description not available]	4.14	5	0
Petechiae Pinhead size (3 mm) skin discolorization due to hemorrhage.	2.15	1	0
Purpura Purplish or brownish red discoloration, easily visible through the epidermis, caused by hemorrhage into the tissues. When the size of the discolorization is	2.15	1	0
Chemical Dependence [description not available]	3.87	12	0
Amphetamine Abuse [description not available]	2.17	1	0
Experimental Lung Inflammation Inflammation of any part, segment or lobe, of the lung parenchyma.	2.7	3	0
Inhalation Injury, Smoke [description not available]	2.17	1	0
Burns Injuries to tissues caused by contact with heat, steam, chemicals (BURNS, CHEMICAL), electricity (BURNS, ELECTRIC), or the like.	8.48	8	0
Pneumonia Infection of the lung often accompanied by inflammation.	2.7	3	0
Substance-Related Disorders Disorders related to substance use or abuse.	3.87	12	0
Amphetamine-Related Disorders Disorders related or resulting from use of amphetamines.	2.17	1	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)	4.47	8	0
Hepatocellular Carcinoma [description not available]	8.14	5	0
Cancer of Liver [description not available]	3.95	13	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.	3.14	5	0
Liver Neoplasms Tumors or cancer of the LIVER.	3.95	13	0
HIV Coinfection [description not available]	2.17	1	0
HIV Infections Includes the spectrum of human immunodeficiency virus infections that range from asymptomatic seropositivity, thru AIDS-related complex (ARC), to acquired immunodeficiency syndrome (AIDS).	2.17	1	0
Encephalopathy, Toxic [description not available]	2.55	2	0
Cancer of Cervix [description not available]	2.55	2	0
Uterine Cervical Neoplasms Tumors or cancer of the UTERINE CERVIX.	2.55	2	0
Graft Occlusion, Vascular Obstruction of flow in biological or prosthetic vascular grafts.	2.21	1	0
Chronic Motor and Vocal Tic Disorder [description not available]	2.21	1	0
Tourette Syndrome A neuropsychological disorder related to alterations in DOPAMINE metabolism and neurotransmission involving frontal-subcortical neuronal circuits. Both multiple motor and one or more vocal tics need to be present with TICS occurring many times a day, nearly daily, over a period of more than one year. The onset is before age 18 and the disturbance is not due to direct physiological effects of a substance or another medical condition. The disturbance causes marked distress or significant impairment in social, occupational, or other important areas of functioning. (From DSM-IV, 1994; Neurol Clin 1997 May;15(2):357-79)	2.21	1	0
Aspergillus Infection [description not available]	2.08	1	0
E coli Infections [description not available]	2.48	2	0
Aspergillosis Infections with fungi of the genus ASPERGILLUS.	2.08	1	0
Escherichia coli Infections Infections with bacteria of the species ESCHERICHIA COLI.	2.48	2	0
Alloxan Diabetes [description not available]	3	4	0
Diseases, Occupational [description not available]	7.34	60	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)	4.23	17	0
Anemia, Hemolytic, Acquired [description not available]	2.4	2	0
Adenocarcinoma, Alveolar [description not available]	2.39	2	0
Anemia, Hemolytic A condition of inadequate circulating red blood cells (ANEMIA) or insufficient HEMOGLOBIN due to premature destruction of red blood cells (ERYTHROCYTES).	2.4	2	0
Adenocarcinoma, Bronchiolo-Alveolar A carcinoma derived from epithelium of terminal bronchioles, in which the neoplastic tissue extends along the alveolar walls and grows in small masses within the alveoli. Involvement may be uniformly diffuse and massive, or nodular, or lobular. The neoplastic cells are cuboidal or columnar and form papillary structures. Mucin may be demonstrated in some of the cells and in the material in the alveoli, which also includes denuded cells. Metastases in regional lymph nodes, and in even more distant sites, are known to occur, but are infrequent. (From Stedman, 25th ed)	2.39	2	0
Dental Tissue Neoplasms [description not available]	2.52	2	0
Dehiscence, Surgical Wound [description not available]	2.49	2	0
Mandibular Neoplasms Tumors or cancer of the MANDIBLE.	2.79	3	0
Ameloblastoma An immature epithelial tumor of the JAW originating from the epithelial rests of Malassez or from other epithelial remnants of the ENAMEL from the developmental period. It is a slowly growing tumor, usually benign, but displays a marked propensity for invasive growth.	2.49	2	0
Chronic Illness [description not available]	6.02	8	4
Chronic Disease Diseases which have one or more of the following characteristics: they are permanent, leave residual disability, are caused by nonreversible pathological alteration, require special training of the patient for rehabilitation, or may be expected to require a long period of supervision, observation, or care (Dictionary of Health Services Management, 2d ed). For epidemiological studies chronic disease often includes HEART DISEASES; STROKE; CANCER; and diabetes (DIABETES MELLITUS, TYPE 2).	6.02	8	4
Respiratory Tract Diseases Diseases involving the RESPIRATORY SYSTEM.	3.1	5	0
Dermatitis, Contact, Photoallergic [description not available]	3	1	0
Allergy, Drug [description not available]	3	1	0
Drug Hypersensitivity Immunologically mediated adverse reactions to medicinal substances used legally or illegally.	3	1	0
Bradyarrhythmia [description not available]	2.1	1	0
Blood Pressure, Low [description not available]	2.1	1	0
Bradycardia Cardiac arrhythmias that are characterized by excessively slow HEART RATE, usually below 50 beats per minute in human adults. They can be classified broadly into SINOATRIAL NODE dysfunction and ATRIOVENTRICULAR BLOCK.	2.1	1	0
Hypotension Abnormally low BLOOD PRESSURE that can result in inadequate blood flow to the brain and other vital organs. Common symptom is DIZZINESS but greater negative impacts on the body occur when there is prolonged depravation of oxygen and nutrients.	2.1	1	0
Tachypnea Increased RESPIRATORY RATE.	2.1	1	0
Anxiety Feelings or emotions of dread, apprehension, and impending disaster but not disabling as with ANXIETY DISORDERS.	2.1	1	0
Alcohol Drinking Behaviors associated with the ingesting of ALCOHOLIC BEVERAGES, including social drinking.	2.1	1	0
Diabetic Glomerulosclerosis [description not available]	2.1	1	0
Glycosuria The appearance of an abnormally large amount of GLUCOSE in the urine, such as more than 500 mg/day in adults. It can be due to HYPERGLYCEMIA or genetic defects in renal reabsorption (RENAL GLYCOSURIA).	2.4	2	0
Diabetic Nephropathies KIDNEY injuries associated with diabetes mellitus and affecting KIDNEY GLOMERULUS; ARTERIOLES; KIDNEY TUBULES; and the interstitium. Clinical signs include persistent PROTEINURIA, from microalbuminuria progressing to ALBUMINURIA of greater than 300 mg/24 h, leading to reduced GLOMERULAR FILTRATION RATE and END-STAGE RENAL DISEASE.	2.1	1	0
Protein Aggregation, Pathological A biochemical phenomenon in which misfolded proteins aggregate either intra- or extracellularly. Triggered by factors such as MUTATION; POST-TRANSLATIONAL MODIFICATIONS, and environmental stress, it is generally associated with ALZHEIMER DISEASE; PARKINSON DISEASE; HUNTINGTON DISEASE; and TYPE 2 DIABETES MELLITUS.	3.01	1	0
Arthritis, Degenerative [description not available]	2.11	1	0
Osteoarthritis A progressive, degenerative joint disease, the most common form of arthritis, especially in older persons. The disease is thought to result not from the aging process but from biochemical changes and biomechanical stresses affecting articular cartilage. In the foreign literature it is often called osteoarthrosis deformans.	2.11	1	0
Frostbite Damage to tissues as the result of low environmental temperatures.	8.5	8	0
Burns, Inhalation Burns of the respiratory tract caused by heat or inhaled chemicals.	2.11	1	0
Breast Cancer [description not available]	3.15	5	0
Breast Neoplasms Tumors or cancer of the human BREAST.	3.15	5	0
Attachment Loss, Periodontal [description not available]	4.41	1	1
Adult Periodontitis [description not available]	4.41	1	1
Pocket, Periodontal [description not available]	4.41	1	1
Periodontal Pocket An abnormal extension of a gingival sulcus accompanied by the apical migration of the epithelial attachment and bone resorption.	4.41	1	1
Body Weight The mass or quantity of heaviness of an individual. It is expressed by units of pounds or kilograms.	4.81	33	0
Abnormalities, Autosome [description not available]	4.28	7	0
Gas Poisoning Poisoning that results from exposure to gases such as CARBON MONOXIDE; NOBLE GASES; OXYGEN; or NATURAL GAS.	7.89	4	0
Injuries, Spinal Cord [description not available]	2.53	2	0
Spinal Cord Injuries Penetrating and non-penetrating injuries to the spinal cord resulting from traumatic external forces (e.g., WOUNDS, GUNSHOT; WHIPLASH INJURIES; etc.).	2.53	2	0
Arrhythmia [description not available]	8.04	5	0
Behavior Disorders [description not available]	2.11	1	0
Arrhythmias, Cardiac Any disturbances of the normal rhythmic beating of the heart or MYOCARDIAL CONTRACTION. Cardiac arrhythmias can be classified by the abnormalities in HEART RATE, disorders of electrical impulse generation, or impulse conduction.	3.04	5	0
Mental Disorders Psychiatric illness or diseases manifested by breakdowns in the adaptational process expressed primarily as abnormalities of thought, feeling, and behavior producing either distress or impairment of function.	2.11	1	0
Skin Aging The process of aging due to changes in the structure and elasticity of the skin over time. It may be a part of physiological aging or it may be due to the effects of ultraviolet radiation, usually through exposure to sunlight.	2.11	1	0
Liver Steatosis [description not available]	2.11	1	0
Fatty Liver Lipid infiltration of the hepatic parenchymal cells resulting in a yellow-colored liver. The abnormal lipid accumulation is usually in the form of TRIGLYCERIDES, either as a single large droplet or multiple small droplets. Fatty liver is caused by an imbalance in the metabolism of FATTY ACIDS.	2.11	1	0
Death, Sudden The abrupt cessation of all vital bodily functions, manifested by the permanent loss of total cerebral, respiratory, and cardiovascular functions.	3.84	4	0
Genital Herpes [description not available]	2.13	1	0
Herpes Simplex Virus Infection [description not available]	2.13	1	0
Herpes Genitalis Infection of the genitals (GENITALIA) with HERPES SIMPLEX VIRUS in either the males or the females.	2.13	1	0
Herpes Simplex A group of acute infections caused by herpes simplex virus type 1 or type 2 that is characterized by the development of one or more small fluid-filled vesicles with a raised erythematous base on the skin or mucous membrane. It occurs as a primary infection or recurs due to a reactivation of a latent infection. (Dorland, 27th ed.)	2.13	1	0
Adhesions, Tissue [description not available]	2.13	1	0
Adenocarcinoma, Basal Cell [description not available]	3.08	5	0
Cancer of Pancreas [description not available]	2.43	2	0
Carcinoma, Ductal, Pancreatic [description not available]	2.13	1	0
Adenocarcinoma A malignant epithelial tumor with a glandular organization.	3.08	5	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).	2.43	2	0
Carcinoma, Pancreatic Ductal Carcinoma that arises from the PANCREATIC DUCTS. It accounts for the majority of cancers derived from the PANCREAS.	2.13	1	0
Blood Pressure, High [description not available]	4.26	4	1
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.	4.26	4	1
Asystole [description not available]	2.13	1	0
Heart Arrest Cessation of heart beat or MYOCARDIAL CONTRACTION. If it is treated within a few minutes, heart arrest can be reversed in most cases to normal cardiac rhythm and effective circulation.	2.13	1	0
Keratocysts [description not available]	2.15	1	0
Neointima The new and thickened layer of scar tissue that forms on a PROSTHESIS, or as a result of vessel injury especially following ANGIOPLASTY or stent placement.	2.13	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.	2.71	3	0
Halitosis An offensive, foul breath odor resulting from a variety of causes such as poor oral hygiene, dental or oral infections, or the ingestion of certain foods.	2.15	1	0
Black Fever [description not available]	2.15	1	0
American Trypanosomiasis [description not available]	2.15	1	0
Leishmaniasis, Visceral A chronic disease caused by LEISHMANIA DONOVANI and transmitted by the bite of several sandflies of the genera Phlebotomus and Lutzomyia. It is commonly characterized by fever, chills, vomiting, anemia, hepatosplenomegaly, leukopenia, hypergammaglobulinemia, emaciation, and an earth-gray color of the skin. The disease is classified into three main types according to geographic distribution: Indian, Mediterranean (or infantile), and African.	2.15	1	0
Chagas Disease Infection with the protozoan parasite TRYPANOSOMA CRUZI, a form of TRYPANOSOMIASIS endemic in Central and South America. It is named after the Brazilian physician Carlos Chagas, who discovered the parasite. Infection by the parasite (positive serologic result only) is distinguished from the clinical manifestations that develop years later, such as destruction of PARASYMPATHETIC GANGLIA; CHAGAS CARDIOMYOPATHY; and dysfunction of the ESOPHAGUS or COLON.	2.15	1	0
Burns, Chemical Burns caused by contact with or exposure to CAUSTICS or strong ACIDS.	3.25	6	0
Addiction, Opioid [description not available]	2.04	1	0
Ache [description not available]	3.86	4	0
Drug Withdrawal Symptoms [description not available]	2.04	1	0
Muscle Contraction A process leading to shortening and/or development of tension in muscle tissue. Muscle contraction occurs by a sliding filament mechanism whereby actin filaments slide inward among the myosin filaments.	3.39	7	0
Opioid-Related Disorders Disorders related to or resulting from abuse or misuse of OPIOIDS.	2.04	1	0
Pain An unpleasant sensation induced by noxious stimuli which are detected by NERVE ENDINGS of NOCICEPTIVE NEURONS.	3.86	4	0
Substance Withdrawal Syndrome Physiological and psychological symptoms associated with withdrawal from the use of a drug after prolonged administration or habituation. The concept includes withdrawal from smoking or drinking, as well as withdrawal from an administered drug.	2.04	1	0
B16 Melanoma [description not available]	2.7	3	0
Incontinentia Pigmenti Achromians [description not available]	2.04	1	0
Infections, Respiratory [description not available]	2.05	1	0
Respiratory Tract Infections Invasion of the host RESPIRATORY SYSTEM by microorganisms, usually leading to pathological processes or diseases.	2.05	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.	6.15	32	0
Asthma, Bronchial [description not available]	5.5	9	2
Nasal Catarrh [description not available]	2.04	1	0
Asthma A form of bronchial disorder with three distinct components: airway hyper-responsiveness (RESPIRATORY HYPERSENSITIVITY), airway INFLAMMATION, and intermittent AIRWAY OBSTRUCTION. It is characterized by spasmodic contraction of airway smooth muscle, WHEEZING, and dyspnea (DYSPNEA, PAROXYSMAL).	5.5	9	2
Rhinitis Inflammation of the NASAL MUCOSA, the mucous membrane lining the NASAL CAVITIES.	2.04	1	0
Amaurosis [description not available]	2.05	1	0
Autoimmune Diabetes [description not available]	2.05	1	0
Diabetes Mellitus, Adult-Onset [description not available]	2.05	1	0
Blindness The inability to see or the loss or absence of perception of visual stimuli. This condition may be the result of EYE DISEASES; OPTIC NERVE DISEASES; OPTIC CHIASM diseases; or BRAIN DISEASES affecting the VISUAL PATHWAYS or OCCIPITAL LOBE.	2.05	1	0
Diabetes Mellitus, Type 1 A subtype of DIABETES MELLITUS that is characterized by INSULIN deficiency. It is manifested by the sudden onset of severe HYPERGLYCEMIA, rapid progression to DIABETIC KETOACIDOSIS, and DEATH unless treated with insulin. The disease may occur at any age, but is most common in childhood or adolescence.	2.05	1	0
Diabetes Mellitus, Type 2 A subclass of DIABETES MELLITUS that is not INSULIN-responsive or dependent (NIDDM). It is characterized initially by INSULIN RESISTANCE and HYPERINSULINEMIA; and eventually by GLUCOSE INTOLERANCE; HYPERGLYCEMIA; and overt diabetes. Type II diabetes mellitus is no longer considered a disease exclusively found in adults. Patients seldom develop KETOSIS but often exhibit OBESITY.	2.05	1	0
Diabetic Retinopathy Disease of the RETINA as a complication of DIABETES MELLITUS. It is characterized by the progressive microvascular complications, such as ANEURYSM, interretinal EDEMA, and intraocular PATHOLOGIC NEOVASCULARIZATION.	2.05	1	0
Aging The gradual irreversible changes in structure and function of an organism that occur as a result of the passage of time.	3.59	9	0
Neurogenic Bowel Loss or absence of normal intestinal function due to nerve damage or birth defects. It is characterized by the inability to control the elimination of stool from the body.	2.05	1	0
Muscle Relaxation That phase of a muscle twitch during which a muscle returns to a resting position.	2.71	3	0
Acute Disease Disease having a short and relatively severe course.	3.6	9	0
ALS - Amyotrophic Lateral Sclerosis [description not available]	2.05	1	0
Amyotrophic Lateral Sclerosis A degenerative disorder affecting upper MOTOR NEURONS in the brain and lower motor neurons in the brain stem and SPINAL CORD. Disease onset is usually after the age of 50 and the process is usually fatal within 3 to 6 years. Clinical manifestations include progressive weakness, atrophy, FASCICULATION, hyperreflexia, DYSARTHRIA, dysphagia, and eventual paralysis of respiratory function. Pathologic features include the replacement of motor neurons with fibrous ASTROCYTES and atrophy of anterior SPINAL NERVE ROOTS and corticospinal tracts. (From Adams et al., Principles of Neurology, 6th ed, pp1089-94)	2.05	1	0
Bladder Cancer [description not available]	2.06	1	0
Carcinoma, Non-Small Cell Lung [description not available]	2.06	1	0
Cancer of Lung [description not available]	5.22	12	1
Urinary Bladder Neoplasms Tumors or cancer of the URINARY BLADDER.	2.06	1	0
Carcinoma, Non-Small-Cell Lung A heterogeneous aggregate of at least three distinct histological types of lung cancer, including SQUAMOUS CELL CARCINOMA; ADENOCARCINOMA; and LARGE CELL CARCINOMA. They are dealt with collectively because of their shared treatment strategy.	2.06	1	0
Lung Neoplasms Tumors or cancer of the LUNG.	5.22	12	1
Dental Leakage The seepage of fluids, debris, and micro-organisms between the walls of a prepared dental cavity and the restoration.	2.05	1	0
Weight Reduction [description not available]	7.36	2	0
Weight Loss Decrease in existing BODY WEIGHT.	2.36	2	0
Acute Hepatic Failure [description not available]	3.65	3	0
Agricultural Worker Disease [description not available]	4.86	8	0
Liver Failure, Acute A form of rapid-onset LIVER FAILURE, also known as fulminant hepatic failure, caused by severe liver injury or massive loss of HEPATOCYTES. It is characterized by sudden development of liver dysfunction and JAUNDICE. Acute liver failure may progress to exhibit cerebral dysfunction even HEPATIC COMA depending on the etiology that includes hepatic ISCHEMIA, drug toxicity, malignant infiltration, and viral hepatitis such as post-transfusion HEPATITIS B and HEPATITIS C.	3.65	3	0
Atrophy, Muscle [description not available]	2.05	1	0
Muscular Atrophy Derangement in size and number of muscle fibers occurring with aging, reduction in blood supply, or following immobilization, prolonged weightlessness, malnutrition, and particularly in denervation.	2.05	1	0
Abnormality, Heart [description not available]	2.06	1	0
Heart Defects, Congenital Developmental abnormalities involving structures of the heart. These defects are present at birth but may be discovered later in life.	2.06	1	0
Urinary Incontinence Involuntary loss of URINE, such as leaking of urine. It is a symptom of various underlying pathological processes. Major types of incontinence include URINARY URGE INCONTINENCE and URINARY STRESS INCONTINENCE.	1.92	1	0
Metaplasia A condition in which there is a change of one adult cell type to another similar adult cell type.	2.05	1	0
Cancer of Nose [description not available]	2.67	3	0
Kidney Diseases Pathological processes of the KIDNEY or its component tissues.	6.99	11	1
Rheumatism [description not available]	2.97	1	0
Rheumatic Diseases Disorders of connective tissue, especially the joints and related structures, characterized by inflammation, degeneration, or metabolic derangement.	2.97	1	0
Carditis [description not available]	2.06	1	0
Myocarditis Inflammatory processes of the muscular walls of the heart (MYOCARDIUM) which result in injury to the cardiac muscle cells (MYOCYTES, CARDIAC). Manifestations range from subclinical to sudden death (DEATH, SUDDEN). Myocarditis in association with cardiac dysfunction is classified as inflammatory CARDIOMYOPATHY usually caused by INFECTION, autoimmune diseases, or responses to toxic substances. Myocarditis is also a common cause of DILATED CARDIOMYOPATHY and other cardiomyopathies.	2.06	1	0
Bronchial Hyperreactivity Tendency of the smooth muscle of the tracheobronchial tree to contract more intensely in response to a given stimulus than it does in the response seen in normal individuals. This condition is present in virtually all symptomatic patients with asthma. The most prominent manifestation of this smooth muscle contraction is a decrease in airway caliber that can be readily measured in the pulmonary function laboratory.	2.06	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.	2.07	1	0
Salmonella Infections, Animal Infections in animals with bacteria of the genus SALMONELLA.	2.07	1	0
Atherogenesis [description not available]	2.06	1	0
Atherosclerosis A thickening and loss of elasticity of the walls of ARTERIES that occurs with formation of ATHEROSCLEROTIC PLAQUES within the ARTERIAL INTIMA.	2.06	1	0
Fungal Diseases [description not available]	2.06	1	0
Mycoses Diseases caused by FUNGI.	2.06	1	0
Nausea An unpleasant sensation in the stomach usually accompanied by the urge to vomit. Common causes are early pregnancy, sea and motion sickness, emotional stress, intense pain, food poisoning, and various enteroviruses.	2.06	1	0
Chromosome-Defective Micronuclei [description not available]	2.06	1	0
Verruca [description not available]	3.34	2	0
Warts Benign epidermal proliferations or tumors; some are viral in origin.	8.34	2	0
Teeth, Devitalized [description not available]	2.98	1	0
Dental Pulp Disease [description not available]	2.98	1	0
Dental Pulp Diseases Endodontic diseases of the DENTAL PULP inside the tooth, which is distinguished from PERIAPICAL DISEASES of the tissue surrounding the root.	2.98	1	0
Brain Swelling [description not available]	2.07	1	0
Edema, Pulmonary [description not available]	2.07	1	0
Brain Edema Increased intracellular or extracellular fluid in brain tissue. Cytotoxic brain edema (swelling due to increased intracellular fluid) is indicative of a disturbance in cell metabolism, and is commonly associated with hypoxic or ischemic injuries (see HYPOXIA, BRAIN). An increase in extracellular fluid may be caused by increased brain capillary permeability (vasogenic edema), an osmotic gradient, local blockages in interstitial fluid pathways, or by obstruction of CSF flow (e.g., obstructive HYDROCEPHALUS). (From Childs Nerv Syst 1992 Sep; 8(6):301-6)	2.07	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.	2.07	1	0
Anasarca [description not available]	3.1	5	0
Edema Abnormal fluid accumulation in TISSUES or body cavities. Most cases of edema are present under the SKIN in SUBCUTANEOUS TISSUE.	3.1	5	0
Mastitis, Bovine INFLAMMATION of the UDDER in cows.	2.07	1	0
Ischemia A hypoperfusion of the BLOOD through an organ or tissue caused by a PATHOLOGIC CONSTRICTION or obstruction of its BLOOD VESSELS, or an absence of BLOOD CIRCULATION.	2.9	4	0
Hyperactivity, Motor [description not available]	2.07	1	0
Anorexia The lack or loss of APPETITE accompanied by an aversion to food and the inability to eat. It is the defining characteristic of the disorder ANOREXIA NERVOSA.	2.44	2	0
CACH Syndrome [description not available]	2.08	1	0
Hypothermia, Accidental [description not available]	2.01	1	0
Hypothermia Lower than normal body temperature, especially in warm-blooded animals.	2.01	1	0
Cerebral Infarction, Middle Cerebral Artery [description not available]	2.01	1	0
Cerebral Ischemia [description not available]	2.01	1	0
Brain Ischemia Localized reduction of blood flow to brain tissue due to arterial obstruction or systemic hypoperfusion. This frequently occurs in conjunction with brain hypoxia (HYPOXIA, BRAIN). Prolonged ischemia is associated with BRAIN INFARCTION.	2.01	1	0
Infarction, Middle Cerebral Artery NECROSIS occurring in the MIDDLE CEREBRAL ARTERY distribution system which brings blood to the entire lateral aspects of each CEREBRAL HEMISPHERE. Clinical signs include impaired cognition; APHASIA; AGRAPHIA; weak and numbness in the face and arms, contralaterally or bilaterally depending on the infarction.	2.01	1	0
Acute Kidney Failure [description not available]	2.67	3	0
Acute Kidney Injury Abrupt reduction in kidney function. Acute kidney injury encompasses the entire spectrum of the syndrome including acute kidney failure; ACUTE KIDNEY TUBULAR NECROSIS; and other less severe conditions.	2.67	3	0
Diarrhea An increased liquidity or decreased consistency of FECES, such as running stool. Fecal consistency is related to the ratio of water-holding capacity of insoluble solids to total water, rather than the amount of water present. Diarrhea is not hyperdefecation or increased fecal weight.	2.37	2	0
Rhabdomyolysis Necrosis or disintegration of skeletal muscle often followed by myoglobinuria.	2.01	1	0
Anesthesia A state characterized by loss of feeling or sensation. This depression of nerve function is usually the result of pharmacologic action and is induced to allow performance of surgery or other painful procedures.	2.63	3	0
Bronchiectasis Persistent abnormal dilatation of the bronchi.	1.93	1	0
Bronchitis Inflammation of the large airways in the lung including any part of the BRONCHI, from the PRIMARY BRONCHI to the TERTIARY BRONCHI.	6.22	8	5
Agitation, Psychomotor [description not available]	1.93	1	0
Psychomotor Agitation A feeling of restlessness associated with increased motor activity. This may occur as a manifestation of nervous system drug toxicity or other conditions.	1.93	1	0
Itching [description not available]	1.93	1	0
Dermatoses [description not available]	2.33	2	0
Pruritus An intense itching sensation that produces the urge to rub or scratch the skin to obtain relief.	1.93	1	0
Skin Diseases Diseases involving the DERMIS or EPIDERMIS.	2.33	2	0
Eye Disorders [description not available]	1.93	1	0
Eye Diseases Diseases affecting the eye.	1.93	1	0
Experimental Neoplasms [description not available]	6.66	25	0
EHS Tumor [description not available]	2.63	3	0
Sarcoma 37 An experimental sarcoma of mice.	1.93	1	0
Hallucination of Body Sensation [description not available]	1.93	1	0
Hallucinations Subjectively experienced sensations in the absence of an appropriate stimulus, but which are regarded by the individual as real. They may be of organic origin or associated with MENTAL DISORDERS.	1.93	1	0
Clostridium tetani Infection [description not available]	1.93	1	0
Tetanus A disease caused by tetanospasmin, a powerful protein toxin produced by CLOSTRIDIUM TETANI. Tetanus usually occurs after an acute injury, such as a puncture wound or laceration. Generalized tetanus, the most common form, is characterized by tetanic muscular contractions and hyperreflexia. Localized tetanus presents itself as a mild condition with manifestations restricted to muscles near the wound. It may progress to the generalized form.	6.93	1	0
Cardiac Death [description not available]	2.85	4	0
Carbon Monoxide Poisoning Toxic asphyxiation due to the displacement of oxygen from oxyhemoglobin by carbon monoxide.	3.97	14	0
Blood Diseases [description not available]	1.93	1	0
Hematologic Diseases Disorders of the blood and blood forming tissues.	1.93	1	0
Cough A sudden, audible expulsion of air from the lungs through a partially closed glottis, preceded by inhalation. It is a protective response that serves to clear the trachea, bronchi, and/or lungs of irritants and secretions, or to prevent aspiration of foreign materials into the lungs.	1.93	1	0
Hypertension, Essential [description not available]	1.93	1	0
Essential Hypertension Hypertension that occurs without known cause, or preexisting renal disease. Associated polymorphisms for a number of genes have been identified, including AGT, GNB3, and ECE1. OMIM: 145500	1.93	1	0
Focal Neurologic Deficits [description not available]	1.94	1	0
Carcinoma, Anaplastic [description not available]	2.64	3	0
Carcinoma 256, Walker A transplantable carcinoma of the rat that originally appeared spontaneously in the mammary gland of a pregnant albino rat, and which now resembles a carcinoma in young transplants and a sarcoma in older transplants. (Stedman, 25th ed)	1.94	1	0
Leukemia L 1210 [description not available]	3.34	7	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.	2.64	3	0
Hypospermatogenesis [description not available]	4.1	16	0
Cancer of Larynx [description not available]	2.01	1	0
Cancer of Skin [description not available]	2.89	4	0
Laryngeal Neoplasms Cancers or tumors of the LARYNX or any of its parts: the GLOTTIS; EPIGLOTTIS; LARYNGEAL CARTILAGES; LARYNGEAL MUSCLES; and VOCAL CORDS.	2.01	1	0
Skin Neoplasms Tumors or cancer of the SKIN.	2.89	4	0
Mononeuritis [description not available]	2.93	1	0
Mononeuropathies Disease or trauma involving a single peripheral nerve in isolation, or out of proportion to evidence of diffuse peripheral nerve dysfunction. Mononeuropathy multiplex refers to a condition characterized by multiple isolated nerve injuries. Mononeuropathies may result from a wide variety of causes, including ISCHEMIA; traumatic injury; compression; CONNECTIVE TISSUE DISEASES; CUMULATIVE TRAUMA DISORDERS; and other conditions.	2.93	1	0
Bladder Diseases [description not available]	2.02	1	0
Bladder Disorder, Neurogenic [description not available]	2.02	1	0
Urinary Bladder, Neurogenic Dysfunction of the URINARY BLADDER due to disease of the central or peripheral nervous system pathways involved in the control of URINATION. This is often associated with SPINAL CORD DISEASES, but may also be caused by BRAIN DISEASES or PERIPHERAL NERVE DISEASES.	2.02	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.	2.02	1	0
Appetite Disorders [description not available]	2.38	2	0
Feeding and Eating Disorders A group of disorders characterized by physiological and psychological disturbances in appetite or food intake.	2.38	2	0
Anoxemia [description not available]	2.88	4	0
Hypoxia Sub-optimal OXYGEN levels in the ambient air of living organisms.	2.88	4	0
Ventricular Fibrillation A potentially lethal cardiac arrhythmia that is characterized by uncoordinated extremely rapid firing of electrical impulses (400-600/min) in HEART VENTRICLES. Such asynchronous ventricular quivering or fibrillation prevents any effective cardiac output and results in unconsciousness (SYNCOPE). It is one of the major electrocardiographic patterns seen with CARDIAC ARREST.	2.02	1	0
Allergic Reaction [description not available]	2.02	1	0
Granulomatosis, Wegener's [description not available]	2.02	1	0
Hypersensitivity Altered reactivity to an antigen, which can result in pathologic reactions upon subsequent exposure to that particular antigen.	2.02	1	0
Granulomatosis with Polyangiitis A multisystemic disease of a complex genetic background. It is characterized by inflammation of the blood vessels (VASCULITIS) leading to damage in any number of organs. The common features include granulomatous inflammation of the RESPIRATORY TRACT and KIDNEYS. Most patients have measurable autoantibodies (ANTINEUTROPHIL CYTOPLASMIC ANTIBODIES) against MYELOBLASTIN.	2.02	1	0
Muscle Spasm [description not available]	3.72	2	1
Spasm An involuntary contraction of a muscle or group of muscles. Spasms may involve SKELETAL MUSCLE or SMOOTH MUSCLE.	3.72	2	1
Hyperlipemia [description not available]	2.02	1	0
Hyperlipidemias Conditions with excess LIPIDS in the blood.	2.02	1	0
Cognition Disorders Disorders characterized by disturbances in mental processes related to learning, thinking, reasoning, and judgment.	2.41	2	0
Age-Related Memory Disorders [description not available]	2.02	1	0
Memory Disorders Disturbances in registering an impression, in the retention of an acquired impression, or in the recall of an impression. Memory impairments are associated with DEMENTIA; CRANIOCEREBRAL TRAUMA; ENCEPHALITIS; ALCOHOLISM (see also ALCOHOL AMNESTIC DISORDER); SCHIZOPHRENIA; and other conditions.	2.02	1	0
Aura [description not available]	2.02	1	0
Epilepsy A disorder characterized by recurrent episodes of paroxysmal brain dysfunction due to a sudden, disorderly, and excessive neuronal discharge. Epilepsy classification systems are generally based upon: (1) clinical features of the seizure episodes (e.g., motor seizure), (2) etiology (e.g., post-traumatic), (3) anatomic site of seizure origin (e.g., frontal lobe seizure), (4) tendency to spread to other structures in the brain, and (5) temporal patterns (e.g., nocturnal epilepsy). (From Adams et al., Principles of Neurology, 6th ed, p313)	2.02	1	0
Cannabis Abuse [description not available]	2.02	1	0
Paraphilias [description not available]	2.93	4	0
Marijuana Abuse Use of marijuana associated with abnormal psychological, social, and or occupational functioning.	2.02	1	0
Candida Infection [description not available]	2.94	1	0
Candidiasis Infection with a fungus of the genus CANDIDA. It is usually a superficial infection of the moist areas of the body and is generally caused by CANDIDA ALBICANS. (Dorland, 27th ed)	2.94	1	0
Cystic Fibrosis of Pancreas [description not available]	2.94	1	0
Cystic Fibrosis An autosomal recessive genetic disease of the EXOCRINE GLANDS. It is caused by mutations in the gene encoding the CYSTIC FIBROSIS TRANSMEMBRANE CONDUCTANCE REGULATOR expressed in several organs including the LUNG, the PANCREAS, the BILIARY SYSTEM, and the SWEAT GLANDS. Cystic fibrosis is characterized by epithelial secretory dysfunction associated with ductal obstruction resulting in AIRWAY OBSTRUCTION; chronic RESPIRATORY INFECTIONS; PANCREATIC INSUFFICIENCY; maldigestion; salt depletion; and HEAT PROSTRATION.	2.94	1	0
Gastric Ulcer [description not available]	2.03	1	0
Stomach Ulcer Ulceration of the GASTRIC MUCOSA due to contact with GASTRIC JUICE. It is often associated with HELICOBACTER PYLORI infection or consumption of nonsteroidal anti-inflammatory drugs (NSAIDS).	2.03	1	0
Hand Injuries General or unspecified injuries to the hand.	2.67	3	0
Experimental Mammary Neoplasms [description not available]	2.89	4	0
Injuries Used with anatomic headings, animals, and sports for wounds and injuries. Excludes cell damage, for which pathology is used.	2.03	1	0
Invasiveness, Neoplasm [description not available]	2.03	1	0
Wounds and Injuries Damage inflicted on the body as the direct or indirect result of an external force, with or without disruption of structural continuity.	2.03	1	0
Disease Exacerbation [description not available]	4.34	1	1
Rheumatoid Arthritis [description not available]	4.34	1	1
Chronic Kidney Failure [description not available]	5.03	3	1
Benign Paroxysmal Peritonitis [description not available]	4.74	2	1
Arthritis, Rheumatoid A chronic systemic disease, primarily of the joints, marked by inflammatory changes in the synovial membranes and articular structures, widespread fibrinoid degeneration of the collagen fibers in mesenchymal tissues, and by atrophy and rarefaction of bony structures. Etiology is unknown, but autoimmune mechanisms have been implicated.	4.34	1	1
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.	5.03	3	1
Familial Mediterranean Fever A group of HEREDITARY AUTOINFLAMMATION DISEASES, characterized by recurrent fever, abdominal pain, headache, rash, PLEURISY; and ARTHRITIS. ORCHITIS; benign MENINGITIS; and AMYLOIDOSIS may also occur. Homozygous or compound heterozygous mutations in marenostrin gene encoding PYRIN result in autosomal recessive transmission; simple heterozygous, autosomal dominant form of the disease also exists with mutations in the same gene.	4.74	2	1
Proteinuria The presence of proteins in the urine, an indicator of KIDNEY DISEASES.	4.74	2	1
Neuroblastoma A common neoplasm of early childhood arising from neural crest cells in the sympathetic nervous system, and characterized by diverse clinical behavior, ranging from spontaneous remission to rapid metastatic progression and death. This tumor is the most common intraabdominal malignancy of childhood, but it may also arise from thorax, neck, or rarely occur in the central nervous system. Histologic features include uniform round cells with hyperchromatic nuclei arranged in nests and separated by fibrovascular septa. Neuroblastomas may be associated with the opsoclonus-myoclonus syndrome. (From DeVita et al., Cancer: Principles and Practice of Oncology, 5th ed, pp2099-2101; Curr Opin Oncol 1998 Jan;10(1):43-51)	2.03	1	0
Canine Diseases [description not available]	2.03	1	0
Extravascular Hemolysis [description not available]	2.4	2	0
Hemolysis The destruction of ERYTHROCYTES by many different causal agents such as antibodies, bacteria, chemicals, temperature, and changes in tonicity.	2.4	2	0
Ageusia Complete or severe loss of the subjective sense of taste, frequently accompanied by OLFACTION DISORDERS.	2.04	1	0
Cacosmia [description not available]	2.04	1	0
Blast Injuries Injuries resulting when a person is struck by particles impelled with violent force from an explosion. Blast causes pulmonary concussion and hemorrhage, laceration of other thoracic and abdominal viscera, ruptured ear drums, and minor effects in the central nervous system. (From Dorland, 27th ed)	2.04	1	0
Bilateral Deafness [description not available]	2.04	1	0
Acoustic Trauma Usually refer to hearing loss due to a single noise event such as an explosion or shotgun blast.	2.04	1	0
Hearing Loss, High-Frequency Hearing loss in frequencies above 1000 hertz.	2.04	1	0
Hearing Loss, Noise-Induced Hearing loss due to exposure to explosive loud noise or chronic exposure to sound level greater than 85 dB. The hearing loss is often in the frequency range 4000-6000 hertz.	2.04	1	0
Uremia A clinical syndrome associated with the retention of renal waste products or uremic toxins in the blood. It is usually the result of RENAL INSUFFICIENCY. Most uremic toxins are end products of protein or nitrogen CATABOLISM, such as UREA or CREATININE. Severe uremia can lead to multiple organ dysfunctions with a constellation of symptoms.	2.04	1	0
Infections, Listeria [description not available]	2.04	1	0
Food Poisoning, Staphylococcal [description not available]	2.04	1	0
Gastroenteritis INFLAMMATION of any segment of the GASTROINTESTINAL TRACT from ESOPHAGUS to RECTUM. Causes of gastroenteritis are many including genetic, infection, HYPERSENSITIVITY, drug effects, and CANCER.	2.04	1	0
Genetic Non-Disjunction [description not available]	1.95	1	0
Sterility, Male [description not available]	6.27	26	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.	6.27	26	0
Adenoma, Basal Cell [description not available]	1.95	1	0
Carcinoma, Papillary A malignant neoplasm characterized by the formation of numerous, irregular, finger-like projections of fibrous stroma that is covered with a surface layer of neoplastic epithelial cells. (Stedman, 25th ed)	1.95	1	0
Carcinoma, Epidermoid [description not available]	2.87	4	0
Adenoma A benign epithelial tumor with a glandular organization.	1.95	1	0
Carcinoma, Squamous Cell A carcinoma derived from stratified SQUAMOUS EPITHELIAL CELLS. It may also occur in sites where glandular or columnar epithelium is normally present. (From Stedman, 25th ed)	2.87	4	0
Respiratory Tract Neoplasms New abnormal growth of tissue in the RESPIRATORY SYSTEM.	1.96	1	0
Hansen Disease [description not available]	1.96	1	0
Leprosy A chronic granulomatous infection caused by MYCOBACTERIUM LEPRAE. The granulomatous lesions are manifested in the skin, the mucous membranes, and the peripheral nerves. Two polar or principal types are lepromatous and tuberculoid.	1.96	1	0
Dermatitis, Occupational A recurrent contact dermatitis caused by substances found in the work place.	2.37	2	0
Reproductive Sterility [description not available]	5.07	7	0
Infertility A reduced or absent capacity to reproduce.	5.07	7	0
Abortion, Tubal [description not available]	2.36	2	0
Impotence [description not available]	1.96	1	0
Abortion, Spontaneous Expulsion of the product of FERTILIZATION before completing the term of GESTATION and without deliberate interference.	2.36	2	0
Erectile Dysfunction The inability in the male to have a PENILE ERECTION due to psychological or organ dysfunction.	1.96	1	0
Delayed Effects, Prenatal Exposure [description not available]	2.87	1	0
Chromosomal Translocation [description not available]	2.37	2	0
Chromosome Deletion Actual loss of portion of a chromosome.	1.96	1	0
Fetal Death Death of the developing young in utero. BIRTH of a dead FETUS is STILLBIRTH.	2.37	2	0
Acute Kidney Tubular Necrosis [description not available]	2.37	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.	7.66	3	0
Kidney Tubular Necrosis, Acute Acute kidney failure resulting from destruction of EPITHELIAL CELLS of the KIDNEY TUBULES. It is commonly attributed to exposure to toxic agents or renal ISCHEMIA following severe TRAUMA.	2.37	2	0
Air Embolism [description not available]	1.95	1	0
Cardiac Rupture, Traumatic [description not available]	1.95	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)	2.37	2	0
Metastase [description not available]	6.04	11	1
Neoplasm Metastasis The transfer of a neoplasm from one organ or part of the body to another remote from the primary site.	6.04	11	1
Cystadenoma A benign neoplasm derived from glandular epithelium, in which cystic accumulations of retained secretions are formed. In some instances, considerable portions of the neoplasm, or even the entire mass, may be cystic. (Stedman, 25th ed)	1.95	1	0
Experimental Hepatoma [description not available]	3.48	8	0
Embryopathies [description not available]	1.98	1	0
Complications, Pregnancy [description not available]	2.38	2	0
Edema, Fetal [description not available]	1.98	1	0
Cancer of Intestines [description not available]	1.98	1	0
Cancer of Mouth [description not available]	1.98	1	0
Cancer of Stomach [description not available]	3.07	5	0
Cancer of the Uterus [description not available]	1.98	1	0
Intestinal Neoplasms Tumors or cancer of the INTESTINES.	1.98	1	0
Mouth Neoplasms Tumors or cancer of the MOUTH.	1.98	1	0
Stomach Neoplasms Tumors or cancer of the STOMACH.	3.07	5	0
Uterine Neoplasms Tumors or cancer of the UTERUS.	1.98	1	0
African Sleeping Sickness [description not available]	1.98	1	0
Trypanosomiasis, African A disease endemic among people and animals in Central Africa. It is caused by various species of trypanosomes, particularly T. gambiense and T. rhodesiense. Its second host is the TSETSE FLY. Involvement of the central nervous system produces African sleeping sickness. Nagana is a rapidly fatal trypanosomiasis of horses and other animals.	1.98	1	0
Condition, Preneoplastic [description not available]	2.67	3	0
Precancerous Conditions Pathological conditions that tend eventually to become malignant.	2.67	3	0
Congenital Familial Lymphedema [description not available]	1.98	1	0
Finger Injuries General or unspecified injuries involving the fingers.	1.98	1	0
Lymphedema Edema due to obstruction of lymph vessels or disorders of the lymph nodes.	1.98	1	0
Diathesis [description not available]	1.98	1	0
Anemia, Hypochromic Anemia characterized by a decrease in the ratio of the weight of hemoglobin to the volume of the erythrocyte, i.e., the mean corpuscular hemoglobin concentration is less than normal. The individual cells contain less hemoglobin than they could have under optimal conditions. Hypochromic anemia may be caused by iron deficiency from a low iron intake, diminished iron absorption, or excessive iron loss. It can also be caused by infections or other diseases, therapeutic drugs, lead poisoning, and other conditions. (Stedman, 25th ed; from Miale, Laboratory Medicine: Hematology, 6th ed, p393)	1.98	1	0
Testicular Diseases Pathological processes of the TESTIS.	2.9	1	0
Fetal Resorption The disintegration and assimilation of the dead FETUS in the UTERUS at any stage after the completion of organogenesis which, in humans, is after the 9th week of GESTATION. It does not include embryo resorption (see EMBRYO LOSS).	1.98	1	0
Abnormalities, Drug-Induced Congenital abnormalities caused by medicinal substances or drugs of abuse given to or taken by the mother, or to which she is inadvertently exposed during the manufacture of such substances. The concept excludes abnormalities resulting from exposure to non-medicinal chemicals in the environment.	3.8	4	0
Brain Disorders [description not available]	1.99	1	0
Dizzyness [description not available]	1.99	1	0
Lassitude [description not available]	1.99	1	0
Bilateral Headache [description not available]	2.39	2	0
Peripheral Nerve Diseases [description not available]	1.99	1	0
Abnormal Deep Tendon Reflex [description not available]	1.99	1	0
Sensation Disorders Disorders of the special senses (i.e., VISION; HEARING; TASTE; and SMELL) or somatosensory system (i.e., afferent components of the PERIPHERAL NERVOUS SYSTEM).	1.99	1	0
Action Tremor [description not available]	1.99	1	0
Brain Diseases Pathologic conditions affecting the BRAIN, which is composed of the intracranial components of the CENTRAL NERVOUS SYSTEM. This includes (but is not limited to) the CEREBRAL CORTEX; intracranial white matter; BASAL GANGLIA; THALAMUS; HYPOTHALAMUS; BRAIN STEM; and CEREBELLUM.	1.99	1	0
Dizziness An imprecise term which may refer to a sense of spatial disorientation, motion of the environment, or lightheadedness.	1.99	1	0
Fatigue The state of weariness following a period of exertion, mental or physical, characterized by a decreased capacity for work and reduced efficiency to respond to stimuli.	1.99	1	0
Headache The symptom of PAIN in the cranial region. It may be an isolated benign occurrence or manifestation of a wide variety of HEADACHE DISORDERS.	7.39	2	0
Peripheral Nervous System Diseases Diseases of the peripheral nerves external to the brain and spinal cord, which includes diseases of the nerve roots, ganglia, plexi, autonomic nerves, sensory nerves, and motor nerves.	1.99	1	0
Reflex, Abnormal An abnormal response to a stimulus applied to the sensory components of the nervous system. This may take the form of increased, decreased, or absent reflexes.	1.99	1	0
Tremor Cyclical movement of a body part that can represent either a physiologic process or a manifestation of disease. Intention or action tremor, a common manifestation of CEREBELLAR DISEASES, is aggravated by movement. In contrast, resting tremor is maximal when there is no attempt at voluntary movement, and occurs as a relatively frequent manifestation of PARKINSON DISEASE.	1.99	1	0
Bleeding [description not available]	1.99	1	0
Disease, Pulmonary [description not available]	1.99	1	0
Hemorrhage Bleeding or escape of blood from a vessel.	1.99	1	0
Lung Diseases Pathological processes involving any part of the LUNG.	1.99	1	0
Hormone-Dependent Neoplasms [description not available]	1.99	1	0
Foreign Bodies Inanimate objects that become enclosed in the body.	1.99	1	0
Injuries, Soft Tissue [description not available]	2.41	2	0
Infections, Staphylococcal [description not available]	2	1	0
Infection, Wound [description not available]	2	1	0
Shoulder Injuries Injuries involving the SHOULDERS and SHOULDER JOINT.	2	1	0
Staphylococcal Infections Infections with bacteria of the genus STAPHYLOCOCCUS.	2	1	0
Colitis Gravis [description not available]	3.38	1	1
Colitis, Granulomatous [description not available]	3.38	1	1
Colitis, Ulcerative Inflammation of the COLON that is predominantly confined to the MUCOSA. Its major symptoms include DIARRHEA, rectal BLEEDING, the passage of MUCUS, and ABDOMINAL PAIN.	3.38	1	1
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.	3.38	1	1
Drug Overdose Accidental or deliberate use of a medication or street drug in excess of normal dosage.	2	1	0
Cardiac Failure [description not available]	2.37	2	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.	2.37	2	0
Absence Seizure [description not available]	2.36	2	0
Seizures Clinical or subclinical disturbances of cortical function due to a sudden, abnormal, excessive, and disorganized discharge of brain cells. Clinical manifestations include abnormal motor, sensory and psychic phenomena. Recurrent seizures are usually referred to as EPILEPSY or seizure disorder.	2.36	2	0
Contact Dermatitis [description not available]	7.36	2	0
Dermatitis, Contact A type of acute or chronic skin reaction in which sensitivity is manifested by reactivity to materials or substances coming in contact with the skin. It may involve allergic or non-allergic mechanisms.	2.36	2	0
Adverse Drug Event [description not available]	1.95	1	0
Drug-Related Side Effects and Adverse Reactions Disorders that result from the intended use of PHARMACEUTICAL PREPARATIONS. Included in this heading are a broad variety of chemically-induced adverse conditions due to toxicity, DRUG INTERACTIONS, and metabolic effects of pharmaceuticals.	1.95	1	0
Abnormalities, Sex Chromosome [description not available]	1.95	1	0
Adipocere [description not available]	1.95	1	0
Vitiligo A disorder consisting of areas of macular depigmentation, commonly on extensor aspects of extremities, on the face or neck, and in skin folds. Age of onset is often in young adulthood and the condition tends to progress gradually with lesions enlarging and extending until a quiescent state is reached.	1.95	1	0
Polyploid [description not available]	2.65	3	0
Cells, Neoplasm Circulating [description not available]	3.27	2	0
Airway Obstruction Any hindrance to the passage of air into and out of the lungs.	4.58	3	2
Blood Clot [description not available]	1.95	1	0
Brain Embolism and Thrombosis [description not available]	1.95	1	0
Thrombosis Formation and development of a thrombus or blood clot in the blood vessel.	1.95	1	0
Bronchospasm [description not available]	2.86	4	0
Bronchial Spasm Spasmodic contraction of the smooth muscle of the bronchi.	2.86	4	0
Obstructive Lung Diseases [description not available]	2.64	3	0
Lung Diseases, Obstructive Any disorder marked by obstruction of conducting airways of the lung. AIRWAY OBSTRUCTION may be acute, chronic, intermittent, or persistent.	2.64	3	0
Sarcoma, Epithelioid [description not available]	3.74	2	1
Sarcoma A connective tissue neoplasm formed by proliferation of mesodermal cells; it is usually highly malignant.	3.74	2	1
Carcinoma, Ehrlich Tumor A transplantable, poorly differentiated malignant tumor which appeared originally as a spontaneous breast carcinoma in a mouse. It grows in both solid and ascitic forms.	1.95	1	0
Potassium Deficiency A condition due to decreased dietary intake of potassium, as in starvation or failure to administer in intravenous solutions, or to gastrointestinal loss in diarrhea, chronic laxative abuse, vomiting, gastric suction, or bowel diversion. Severe potassium deficiency may produce muscular weakness and lead to paralysis and respiratory failure. Muscular malfunction may result in hypoventilation, paralytic ileus, hypotension, muscle twitches, tetany, and rhabomyolysis. Nephropathy from potassium deficit impairs the concentrating mechanism, producing POLYURIA and decreased maximal urinary concentrating ability with secondary POLYDIPSIA. (Merck Manual, 16th ed)	1.97	1	0
Mouth Diseases Diseases involving the MOUTH.	1.97	1	0
Chromosomes, Ring [description not available]	1.97	1	0
Compartment Syndromes Conditions in which increased pressure within a limited space compromises the BLOOD CIRCULATION and function of tissue within that space. Some of the causes of increased pressure are TRAUMA, tight dressings, HEMORRHAGE, and exercise. Sequelae include nerve compression (NERVE COMPRESSION SYNDROMES); PARALYSIS; and ISCHEMIC CONTRACTURE. FASCIOTOMY is often used to decompress increased pressure and eliminate pain associated with compartment syndromes.	1.97	1	0
Pachymeningitis [description not available]	1.97	1	0
Meningitis Inflammation of the coverings of the brain and/or spinal cord, which consist of the PIA MATER; ARACHNOID; and DURA MATER. Infections (viral, bacterial, and fungal) are the most common causes of this condition, but subarachnoid hemorrhage (HEMORRHAGES, SUBARACHNOID), chemical irritation (chemical MENINGITIS), granulomatous conditions, neoplastic conditions (CARCINOMATOUS MENINGITIS), and other inflammatory conditions may produce this syndrome. (From Joynt, Clinical Neurology, 1994, Ch24, p6)	1.97	1	0
Facial Injuries General or unspecified injuries to the soft tissue or bony portions of the face.	1.97	1	0
Delayed Hypersensitivity [description not available]	1.97	1	0
Hand Dermatosis [description not available]	1.97	1	0
Hand Dermatoses Skin diseases involving the HANDS.	1.97	1	0
Liver Dysfunction [description not available]	3.06	5	0
Liver Diseases Pathological processes of the LIVER.	3.06	5	0
Diseases of Endocrine System [description not available]	1.97	1	0
Endocrine System Diseases Pathological processes of the ENDOCRINE GLANDS, and diseases resulting from abnormal level of available HORMONES.	1.97	1	0
Acute Edematous Pancreatitis [description not available]	1.97	1	0
Pancreatitis INFLAMMATION of the PANCREAS. Pancreatitis is classified as acute unless there are computed tomographic or endoscopic retrograde cholangiopancreatographic findings of CHRONIC PANCREATITIS (International Symposium on Acute Pancreatitis, Atlanta, 1992). The two most common forms of acute pancreatitis are ALCOHOLIC PANCREATITIS and gallstone pancreatitis.	1.97	1	0
Birth Weight The mass or quantity of heaviness of an individual at BIRTH. It is expressed by units of pounds or kilograms.	1.97	1	0
Abnormalities, Congenital [description not available]	1.97	1	0
Complications, Labor [description not available]	1.97	1	0
Leucocythaemia [description not available]	3.29	2	0
Leukemia A progressive, malignant disease of the blood-forming organs, characterized by distorted proliferation and development of leukocytes and their precursors in the blood and bone marrow. Leukemias were originally termed acute or chronic based on life expectancy but now are classified according to cellular maturity. Acute leukemias consist of predominately immature cells; chronic leukemias are composed of more mature cells. (From The Merck Manual, 2006)	3.29	2	0
Poisoning, Lead [description not available]	1.97	1	0
Lead Poisoning Poisoning that results from chronic or acute ingestion, injection, inhalation, or skin absorption of LEAD or lead compounds.	1.97	1	0
Organophosphorus Poisoning [description not available]	2.88	1	0
Nervous System Disorders [description not available]	2.88	1	0
Nervous System Diseases Diseases of the central and peripheral nervous system. This includes disorders of the brain, spinal cord, cranial nerves, peripheral nerves, nerve roots, autonomic nervous system, neuromuscular junction, and muscle.	2.88	1	0
Organophosphate Poisoning Poisoning due to exposure to ORGANOPHOSPHORUS COMPOUNDS, such as ORGANOPHOSPHATES; ORGANOTHIOPHOSPHATES; and ORGANOTHIOPHOSPHONATES.	2.88	1	0
Keratoacanthoma A benign, non-neoplastic, usually self-limiting epithelial lesion closely resembling squamous cell carcinoma clinically and histopathologically. It occurs in solitary, multiple, and eruptive forms. The solitary and multiple forms occur on sunlight exposed areas and are identical histologically; they affect primarily white males. The eruptive form usually involves both sexes and appears as a generalized papular eruption.	1.97	1	0
Tachyarrhythmia [description not available]	1.96	1	0
Tachycardia Abnormally rapid heartbeat, usually with a HEART RATE above 100 beats per minute for adults. Tachycardia accompanied by disturbance in the cardiac depolarization (cardiac arrhythmia) is called tachyarrhythmia.	1.96	1	0
Varicocele A condition characterized by the dilated tortuous veins of the SPERMATIC CORD with a marked left-sided predominance. Adverse effect on male fertility occurs when varicocele leads to an increased scrotal (and testicular) temperature and reduced testicular volume.	1.96	1	0
Coagulation, Disseminated Intravascular [description not available]	1.96	1	0
Disseminated Intravascular Coagulation A disorder characterized by procoagulant substances entering the general circulation causing a systemic thrombotic process. The activation of the clotting mechanism may arise from any of a number of disorders. A majority of the patients manifest skin lesions, sometimes leading to PURPURA FULMINANS.	1.96	1	0
Bagassosis A diffuse parenchymal lung disease caused by inhaled dust from processing SUGARCANE (bagasse), usually in the manufacturing of wallboard.	1.95	1	0
Pneumoconiosis A diffuse parenchymal lung disease caused by inhalation of dust and by tissue reaction to their presence. These inorganic, organic, particulate, or vaporized matters usually are inhaled by workers in their occupational environment, leading to the various forms (ASBESTOSIS; BYSSINOSIS; and others). Similar air pollution can also have deleterious effects on the general population.	1.95	1	0
Leukocytopenia [description not available]	1.95	1	0
Emesis [description not available]	1.95	1	0
Leukopenia A decrease in the number of LEUKOCYTES in a blood sample below the normal range (LEUKOCYTE COUNT less than 4000).	1.95	1	0
Vomiting The forcible expulsion of the contents of the STOMACH through the MOUTH.	1.95	1	0
Kaposi Disease [description not available]	1.95	1	0
Xeroderma Pigmentosum A rare, pigmentary, and atrophic autosomal recessive disease. It is manifested as an extreme photosensitivity to ULTRAVIOLET RAYS as the result of a deficiency in the enzyme that permits excisional repair of ultraviolet-damaged DNA.	1.95	1	0
Dysembryoma [description not available]	1.95	1	0
Cancer of Testis [description not available]	1.95	1	0
Teratoma A true neoplasm composed of a number of different types of tissue, none of which is native to the area in which it occurs. It is composed of tissues that are derived from three germinal layers, the endoderm, mesoderm, and ectoderm. They are classified histologically as mature (benign) or immature (malignant). (From DeVita Jr et al., Cancer: Principles & Practice of Oncology, 3d ed, p1642)	1.95	1	0
Testicular Neoplasms Tumors or cancer of the TESTIS. Germ cell tumors (GERMINOMA) of the testis constitute 95% of all testicular neoplasms.	1.95	1	0
Bronchial Diseases Diseases involving the BRONCHI.	1.95	1	0
Corpus Luteum Cyst [description not available]	1.95	1	0
Cancer of Ovary [description not available]	1.95	1	0
Rupture Forcible or traumatic tear or break of an organ or other soft part of the body.	1.95	1	0
Ascites Accumulation or retention of free fluid within the peritoneal cavity.	1.95	1	0
Ovarian Cysts General term for CYSTS and cystic diseases of the OVARY.	1.95	1	0
Ovarian Neoplasms Tumors or cancer of the OVARY. These neoplasms can be benign or malignant. They are classified according to the tissue of origin, such as the surface EPITHELIUM, the stromal endocrine cells, and the totipotent GERM CELLS.	1.95	1	0
Bone Cancer [description not available]	3.33	1	1
Osteogenic Sarcoma [description not available]	3.33	1	1
Bone Neoplasms Tumors or cancer located in bone tissue or specific BONES.	3.33	1	1
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)	3.33	1	1
Benign Neoplasms, Brain [description not available]	1.95	1	0
Brain Vascular Disorders [description not available]	1.95	1	0
Brain Inflammation [description not available]	1.95	1	0
Akinetic Autism [description not available]	1.95	1	0
Brain Ventricular Neoplasms [description not available]	1.95	1	0
Brain Neoplasms Neoplasms of the intracranial components of the central nervous system, including the cerebral hemispheres, basal ganglia, hypothalamus, thalamus, brain stem, and cerebellum. Brain neoplasms are subdivided into primary (originating from brain tissue) and secondary (i.e., metastatic) forms. Primary neoplasms are subdivided into benign and malignant forms. In general, brain tumors may also be classified by age of onset, histologic type, or presenting location in the brain.	1.95	1	0
Cerebrovascular Disorders A spectrum of pathological conditions of impaired blood flow in the brain. They can involve vessels (ARTERIES or VEINS) in the CEREBRUM, the CEREBELLUM, and the BRAIN STEM. Major categories include INTRACRANIAL ARTERIOVENOUS MALFORMATIONS; BRAIN ISCHEMIA; CEREBRAL HEMORRHAGE; and others.	1.95	1	0
Encephalitis Inflammation of the BRAIN due to infection, autoimmune processes, toxins, and other conditions. Viral infections (see ENCEPHALITIS, VIRAL) are a relatively frequent cause of this condition.	1.95	1	0
Centriacinar Emphysema [description not available]	3.33	1	1
Cell Transformation, Neoplastic Cell changes manifested by escape from control mechanisms, increased growth potential, alterations in the cell surface, karyotypic abnormalities, morphological and biochemical deviations from the norm, and other attributes conferring the ability to invade, metastasize, and kill.	1.95	1	0
Fibrosarcoma A sarcoma derived from deep fibrous tissue, characterized by bundles of immature proliferating fibroblasts with variable collagen formation, which tends to invade locally and metastasize by the bloodstream. (Stedman, 25th ed)	2.35	2	0
Colonic Diseases Pathological processes in the COLON region of the large intestine (INTESTINE, LARGE).	3.33	1	1
Sarcoma 180 An experimental sarcoma of mice.	1.95	1	0
Epididymal Cyst [description not available]	1.95	1	0
HbS Disease [description not available]	2.85	1	0
Anemia, Sickle Cell A disease characterized by chronic hemolytic anemia, episodic painful crises, and pathologic involvement of many organs. It is the clinical expression of homozygosity for hemoglobin S.	2.85	1	0

propane

Description

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Synonyms (68)

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Overview

Effects

Actions

Toxicity

Pharmacokinetics

Compound-Compound Interactions

Bioavailability

Dosage Studied

Occurs in Manufacturing (23 Product(s))

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Studies (1,930)

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Research Demand Index: 125.84

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propane

Description

Cross-References

Synonyms (68)

Research Excerpts

Overview

Effects

Actions

Toxicity

Pharmacokinetics

Compound-Compound Interactions

Bioavailability

Dosage Studied

Occurs in Manufacturing (23 Product(s))

Product Categories

Products

Roles (1)

Drug Classes (2)

Pathways (2)

Bioassays (5)

Research

Studies (1,930)

Market Indicators

Research Demand Index: 125.84

Study Types

Related Drugs (1,063)

Related Conditions (522)