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.
ID Source | ID |
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PubMed CID | 6331 |
CHEBI ID | 30149 |
MeSH ID | M0002816 |
Synonym |
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boranes |
trihydridoboron |
borane(3) |
BH3 , |
13283-31-3 |
borane |
CHEBI:30149 |
[bh3] |
boron trihydride |
boron hydride |
uorvgpxvdqyidp-uhfffaoysa- |
inchi=1/bh3/h1h3 |
Carboranes are a class of carbon-containing polyhedral boron cluster compounds with globular geometry and hydrophobic surface. They interact with hormone receptors such as estrogen receptor (ER) and androgen receptor (AR)
Excerpt | Reference | Relevance |
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"Carboranes are a class of carbon-containing polyhedral boron cluster compounds with globular geometry and hydrophobic surface that interact with hormone receptors such as estrogen receptor (ER) and androgen receptor (AR). " | ( BA321, a novel carborane analog that binds to androgen and estrogen receptors, acts as a new selective androgen receptor modulator of bone in male mice. Endo, Y; Hirata, M; Inada, M; Matsumoto, C; Miyaura, C; Murphy, G; Nagase, H; Tominari, T; Watanabe, K, 2016) | 1.06 |
Excerpt | Reference | Relevance |
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" Most of the current PIs are pseudopeptide compounds with limited bioavailability and stability, and their use is compromised by high costs, side effects, and development of resistant strains." | ( From nonpeptide toward noncarbon protease inhibitors: metallacarboranes as specific and potent inhibitors of HIV protease. Bodem, J; Brynda, J; Cígler, P; Dolecková-Maresová, L; Grüner, B; Konvalinka, J; Kozísek, M; Král, V; Kräusslich, HG; Mása, M; Otwinowski, Z; Plesek, J; Pokorná, J; Rezácová, P; Sedlácek, J, 2005) | 0.57 |
" Because of their chemistry and possible conjugation with proteins, they can also be used to enhance interactions between pharmaceuticals and their targets and to increase the in vivo stability and bioavailability of compounds that are normally metabolized rapidly." | ( In silico carborane docking to proteins and potential drug targets. Calvaresi, M; Zerbetto, F, 2011) | 0.37 |
Excerpt | Relevance | Reference |
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" Replacement of fructose by mannitol in the current clinical BPA formulation is, therefore, feasible with advantages of increased dosing and removal of issues related to fructose intolerance and calorific load." | ( Physicochemical investigation of the influence of saccharide-based parenteral formulation excipients on L-p-boronphenylalanine solubilisation for boron neutron capture therapy. Dooley, N; Elliott, M; Ford, SJ; Halbert, GW; Schmidt, E, 2012) | 0.38 |
Class | Description |
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boranes | The molecular hydrides of boron. |
mononuclear parent hydride | |
[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] |
Timeframe | Studies, This Drug (%) | All Drugs % |
---|---|---|
pre-1990 | 170 (11.73) | 18.7374 |
1990's | 59 (4.07) | 18.2507 |
2000's | 436 (30.09) | 29.6817 |
2010's | 650 (44.86) | 24.3611 |
2020's | 134 (9.25) | 2.80 |
[information is prepared from research data collected from National Library of Medicine (NLM), extracted Dec-2023] |
According to the monthly volume, diversity, and competition of internet searches for this compound, as well the volume and growth of publications, there is estimated to be very strong demand-to-supply ratio for research on this compound.
| This Compound (71.43) All Compounds (24.57) |
Publication Type | This drug (%) | All Drugs (%) |
---|---|---|
Trials | 5 (0.34%) | 5.53% |
Reviews | 71 (4.79%) | 6.00% |
Case Studies | 5 (0.34%) | 4.05% |
Observational | 1 (0.07%) | 0.25% |
Other | 1,399 (94.46%) | 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 |
---|---|---|---|---|---|
ethylene chlorohydrin Ethylene Chlorohydrin: Used as a solvent, in the manufacture of insecticides, and for treating sweet potatoes before planting. May cause nausea, vomiting, pains in head and chest, stupefaction. Irritates mucous membranes and causes kidney and liver degeneration.. chloroethanol : An organochlorine compound that is ethanol substituted by at least one chloro group. | 1.96 | 1 | 0 | chloroethanol | xenobiotic 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. | 2.45 | 2 | 0 | amino acid zwitterion; gamma-amino acid; monocarboxylic acid | human metabolite; neurotransmitter; Saccharomyces cerevisiae metabolite; signalling molecule |
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. | 7.01 | 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. | 2.94 | 4 | 0 | monocarboxylic acid | antimicrobial food preservative; Daphnia magna metabolite; food acidity regulator; protic solvent |
adenine [no description available] | 2.44 | 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. | 7.77 | 66 | 0 | azane; gas molecular entity; mononuclear parent hydride | EC 3.5.1.4 (amidase) inhibitor; metabolite; mouse metabolite; neurotoxin; NMR chemical shift reference compound; nucleophilic reagent; refrigerant |
anthranilic acid anthranilic acid: RN given refers to parent cpd; structure in Negwer, 5th ed, #565. anthranilic acid : An aminobenzoic acid that is benzoic acid having a single amino substituent located at position 2. It is a metabolite produced in L-tryptophan-kynurenine pathway in the central nervous system. | 2.21 | 1 | 0 | aminobenzoic acid | human metabolite; mouse metabolite |
benzaldehyde [no description available] | 2.74 | 3 | 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] | 3.64 | 9 | 0 | aromatic annulene; benzenes; volatile organic compound | carcinogenic agent; environmental contaminant; non-polar solvent |
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. | 2.39 | 2 | 0 | benzyl alcohols | antioxidant; fragrance; metabolite; solvent |
betaine glycine betaine : The amino acid betaine derived from glycine. | 2.1 | 1 | 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) | 4.49 | 7 | 0 | halide anion; monoatomic bromine | |
1-butanol 1-Butanol: A four carbon linear hydrocarbon that has a hydroxy group at position 1.. butan-1-ol : A primary alcohol that is butane in which a hydrogen of one of the methyl groups is substituted by a hydroxy group. It it produced in small amounts in humans by the gut microbes. | 2.67 | 3 | 0 | alkyl alcohol; primary alcohol; short-chain primary fatty alcohol | human metabolite; mouse metabolite; protic solvent |
butyric acid Butyric Acid: A four carbon acid, CH3CH2CH2COOH, with an unpleasant odor that occurs in butter and animal fat as the glycerol ester.. butyrate : A short-chain fatty acid anion that is the conjugate base of butyric acid, obtained by deprotonation of the carboxy group.. butyric acid : A straight-chain saturated fatty acid that is butane in which one of the terminal methyl groups has been oxidised to a carboxy group. | 3.56 | 1 | 1 | fatty acid 4:0; straight-chain saturated fatty acid | human urinary metabolite; Mycoplasma genitalium metabolite |
cadaverine [no description available] | 2.21 | 1 | 0 | alkane-alpha,omega-diamine | Daphnia magna metabolite; Escherichia coli metabolite; mouse metabolite; plant metabolite |
carbamates [no description available] | 4.05 | 4 | 0 | amino-acid anion | |
carbon monoxide Carbon Monoxide: Carbon monoxide (CO). A poisonous colorless, odorless, tasteless gas. It combines with hemoglobin to form carboxyhemoglobin, which has no oxygen carrying capacity. The resultant oxygen deprivation causes headache, dizziness, decreased pulse and respiratory rates, unconsciousness, and death. (From Merck Index, 11th ed). carbon monoxide : A one-carbon compound in which the carbon is joined only to a single oxygen. It is a colourless, odourless, tasteless, toxic gas. | 7.09 | 32 | 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. | 3.56 | 2 | 0 | monocarboxylic acid | antibacterial agent; astringent; metabolite; protic solvent; solvent |
catechol [no description available] | 7.76 | 3 | 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). | 6.04 | 34 | 0 | alkane; gas molecular entity; mononuclear parent hydride; one-carbon compound | bacterial metabolite; fossil fuel; greenhouse gas |
choline [no description available] | 7.36 | 2 | 0 | cholines | allergen; Daphnia magna metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; neurotransmitter; nutrient; plant metabolite; Saccharomyces cerevisiae metabolite |
chlorine chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 7.34 | 34 | 1 | 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. | 3.27 | 6 | 0 | chlorine molecular entity; gas molecular entity; hydrogen halide; mononuclear parent hydride | mouse metabolite |
coumarin 2H-chromen-2-one: coumarin derivative | 3.23 | 1 | 0 | coumarins | fluorescent dye; human metabolite; plant metabolite |
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. | 2.41 | 1 | 0 | gas molecular entity; hydracid; mononuclear parent hydride; sulfur hydride | Escherichia coli metabolite; genotoxin; metabolite; signalling molecule; toxin; vasodilator agent |
sorbitol [no description available] | 2.41 | 1 | 0 | hexitol | |
phosphonoacetic acid Phosphonoacetic Acid: A simple organophosphorus compound that inhibits DNA polymerase, especially in viruses and is used as an antiviral agent.. phosphonoacetic acid : A member of the class of phosphonic acids that is phosphonic acid in which the hydrogen attached to the phosphorous is replaced by a carboxymethyl group. | 2.25 | 1 | 0 | monocarboxylic acid; phosphonic acids | antiviral agent; EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor |
dimethylamine [no description available] | 3.42 | 7 | 0 | methylamines; secondary aliphatic amine | 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. | 2.11 | 1 | 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 | 5.88 | 7 | 1 | 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 |
glycine [no description available] | 3.25 | 6 | 0 | alpha-amino acid; amino acid zwitterion; proteinogenic amino acid; serine family amino acid | EC 2.1.2.1 (glycine hydroxymethyltransferase) inhibitor; fundamental metabolite; hepatoprotective agent; micronutrient; neurotransmitter; NMDA receptor agonist; nutraceutical |
glycerol Moon: The natural satellite of the planet Earth. It includes the lunar cycles or phases, the lunar month, lunar landscapes, geography, and soil. | 2.47 | 2 | 0 | alditol; triol | algal metabolite; detergent; Escherichia coli metabolite; geroprotector; human metabolite; mouse metabolite; osmolyte; Saccharomyces cerevisiae metabolite; solvent |
hydrogen cyanide Hydrogen Cyanide: Hydrogen cyanide (HCN); A toxic liquid or colorless gas. It is found in the smoke of various tobacco products and released by combustion of nitrogen-containing organic materials.. hydrogen cyanide : A one-carbon compound consisting of a methine group triple bonded to a nitrogen atom | 2.45 | 2 | 0 | hydracid; one-carbon compound | Escherichia coli metabolite; human metabolite; poison |
histamine [no description available] | 2.06 | 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. | 8.52 | 74 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
imidazole imidazole: RN given refers to parent cpd. 1H-imidazole : An imidazole tautomer which has the migrating hydrogen at position 1. | 2.03 | 1 | 0 | imidazole | |
indole [no description available] | 2.04 | 1 | 0 | indole; polycyclic heteroarene | Escherichia coli metabolite |
iodine Iodine: A nonmetallic element of the halogen group that is represented by the atomic symbol I, atomic number 53, and atomic weight of 126.90. It is a nutritionally essential element, especially important in thyroid hormone synthesis. In solution, it has anti-infective properties and is used topically.. diiodine : Molecule comprising two covalently bonded iodine atoms with overall zero charge.. | 3.15 | 5 | 0 | diatomic iodine | nutrient |
dihydroxyphenylalanine Dihydroxyphenylalanine: A beta-hydroxylated derivative of phenylalanine. The D-form of dihydroxyphenylalanine has less physiologic activity than the L-form and is commonly used experimentally to determine whether the pharmacological effects of LEVODOPA are stereospecific.. dopa : A hydroxyphenylalanine carrying hydroxy substituents at positions 3 and 4 of the benzene ring. | 1.96 | 1 | 0 | hydroxyphenylalanine; non-proteinogenic alpha-amino acid; tyrosine derivative | human metabolite |
methanol Methanol: A colorless, flammable liquid used in the manufacture of FORMALDEHYDE and ACETIC ACID, in chemical synthesis, antifreeze, and as a solvent. Ingestion of methanol is toxic and may cause blindness.. primary alcohol : A primary alcohol is a compound in which a hydroxy group, -OH, is attached to a saturated carbon atom which has either three hydrogen atoms attached to it or only one other carbon atom and two hydrogen atoms attached to it.. methanol : The primary alcohol that is the simplest aliphatic alcohol, comprising a methyl and an alcohol group. | 4.78 | 31 | 0 | alkyl alcohol; one-carbon compound; primary alcohol; volatile organic compound | amphiprotic solvent; Escherichia coli metabolite; fuel; human metabolite; mouse metabolite; Mycoplasma genitalium metabolite |
nickel Nickel: A trace element with the atomic symbol Ni, atomic number 28, and atomic weight 58.69. It is a cofactor of the enzyme UREASE.. nickel ion : A nickel atom having a net electric charge.. nickel atom : Chemical element (nickel group element atom) with atomic number 28. | 4.73 | 28 | 0 | metal allergen; nickel group element atom | epitope; micronutrient |
nitrates Nitrates: Inorganic or organic salts and esters of nitric acid. These compounds contain the NO3- radical. | 2.69 | 3 | 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 | 1 | 0 | nitrogen oxoacid | |
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. | 2.07 | 1 | 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 |
hydroxide ion [no description available] | 2.08 | 1 | 0 | oxygen hydride | mouse metabolite |
oxalic acid Oxalic Acid: A strong dicarboxylic acid occurring in many plants and vegetables. It is produced in the body by metabolism of glyoxylic acid or ascorbic acid. It is not metabolized but excreted in the urine. It is used as an analytical reagent and general reducing agent.. oxalic acid : An alpha,omega-dicarboxylic acid that is ethane substituted by carboxyl groups at positions 1 and 2. | 1.96 | 1 | 0 | alpha,omega-dicarboxylic acid | algal metabolite; human metabolite; plant metabolite |
palmitic acid Palmitic Acid: A common saturated fatty acid found in fats and waxes including olive oil, palm oil, and body lipids.. hexadecanoic acid : A straight-chain, sixteen-carbon, saturated long-chain fatty acid. | 2.25 | 1 | 0 | long-chain fatty acid; straight-chain saturated fatty acid | algal metabolite; Daphnia magna metabolite; EC 1.1.1.189 (prostaglandin-E2 9-reductase) inhibitor; plant metabolite |
phenol [no description available] | 2.74 | 3 | 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. | 2.06 | 1 | 0 | phosphoric acids | algal metabolite; fertilizer; human metabolite; NMR chemical shift reference compound; solvent |
porphobilinogen [no description available] | 2.46 | 2 | 0 | aralkylamino compound; dicarboxylic acid; pyrroles | Escherichia coli metabolite; metabolite; mouse metabolite |
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. | 2.65 | 3 | 0 | propan-1-ols; short-chain primary fatty alcohol | metabolite; protic solvent |
pteridines [no description available] | 1.95 | 1 | 0 | azaarene; mancude organic heterobicyclic parent; ortho-fused heteroarene; pteridines | |
pyridine azine : An organonitrogen compound of general structure RCH=N-N=CHR or RR'C=N-N=CRR'. | 4.1 | 14 | 0 | azaarene; mancude organic heteromonocyclic parent; monocyclic heteroarene; pyridines | environmental contaminant; NMR chemical shift reference compound |
pyridoxal [no description available] | 1.98 | 1 | 0 | hydroxymethylpyridine; methylpyridines; monohydroxypyridine; pyridinecarbaldehyde; vitamin B6 | cofactor; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
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. | 1.98 | 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 |
pyridoxamine [no description available] | 2.02 | 1 | 0 | aminoalkylpyridine; hydroxymethylpyridine; monohydroxypyridine; vitamin B6 | Escherichia coli metabolite; human metabolite; iron chelator; mouse metabolite; nephroprotective agent; plant metabolite; Saccharomyces cerevisiae metabolite |
dimethyl sulfide dimethyl sulfide: structure. dimethyl sulfide : A methyl sulfide in which the sulfur atom is substituted by two methyl groups. It is produced naturally by some marine algae.. methyl sulfide : Any aliphatic sulfide in which at least one of the organyl groups attached to the sulfur is a methyl group. | 2.42 | 2 | 0 | aliphatic sulfide | algal metabolite; bacterial xenobiotic metabolite; EC 3.5.1.4 (amidase) inhibitor; Escherichia coli metabolite; marine metabolite |
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). | 2.08 | 1 | 0 | divalent inorganic anion; sulfur oxide; sulfur oxoanion | |
sulfuric acid sulfuric acid : A sulfur oxoacid that consists of two oxo and two hydroxy groups joined covalently to a central sulfur atom. | 2.71 | 3 | 0 | sulfur oxoacid | catalyst |
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. | 2.74 | 3 | 0 | sulfur oxide | Escherichia coli metabolite; food bleaching agent; refrigerant |
toluene methylbenzene : Any alkylbenzene that is benzene substituted with one or more methyl groups. | 2.75 | 3 | 0 | methylbenzene; toluenes; volatile organic compound | cholinergic antagonist; fuel additive; neurotoxin; non-polar solvent |
trimethylamine [no description available] | 8.43 | 7 | 0 | methylamines; tertiary amine | Escherichia coli metabolite; human xenobiotic metabolite |
uracil 2,4-dihydroxypyrimidine: a urinary biomarker for bipolar disorder | 2.1 | 1 | 0 | pyrimidine nucleobase; pyrimidone | allergen; Daphnia magna metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; prodrug; 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). | 2.08 | 1 | 0 | benzaldehydes; monomethoxybenzene; phenols | anti-inflammatory agent; anticonvulsant; antioxidant; flavouring agent; plant metabolite |
2,4-methanoglutamate 2,4-methanoglutamate: structure given in first source; selective N-methyl-D-aspartate receptor agonist; inhibits high affinity L-glutamic acid uptake into rat cortical synaptosomes; RN given for (trans)-isomer | 3.13 | 1 | 0 | ||
1,10-phenanthroline 1,10-phenanthroline: RN given refers to parent cpd; inhibits Zn-dependent metalloproteinases | 2.08 | 1 | 0 | phenanthroline | EC 2.7.1.1 (hexokinase) inhibitor; EC 3.4.19.3 (pyroglutamyl-peptidase I) inhibitor |
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. | 2.77 | 3 | 0 | aminonaphthalene; naphthalenesulfonic acid | fluorescent probe |
1-methylimidazole 1-methyl-1H-imidazole : A 1H-imidazole having a methyl substituent at the N-1 position. | 2.41 | 1 | 0 | imidazoles | |
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'. | 4.01 | 13 | 0 | bipyridine | chelator; ferroptosis inhibitor |
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. | 2.46 | 2 | 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. | 2.13 | 1 | 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. | 2.52 | 2 | 0 | alkanethiol; primary alcohol | geroprotector |
4-aminopyridine [no description available] | 2.11 | 1 | 0 | aminopyridine; aromatic amine | avicide; orphan drug; potassium channel blocker |
ethylisopropylamiloride ethylisopropylamiloride: structure in first source. ethylisopropylamiloride : A member of the class of pyrazines that is amiloride in which the amino substitutent of the pyrazine ring that is adjacent to the chloro substituent has been substituted by an ethyl group and by an isopropyl group. | 2.03 | 1 | 0 | aromatic amine; guanidines; monocarboxylic acid amide; organochlorine compound; pyrazines; tertiary amino compound | anti-arrhythmia drug; neuroprotective agent; sodium channel blocker |
azobenzene azobenzene: photosensor molecule known to undergo reversible isomerization from trans to cis on illumination with photons of appropriate wavelength; RN given refers to cpd without isomeric designation; structure. (E)-azobenzene : The (E)-isomer of azobenzene.. (Z)-azobenzene : The (Z)-isomer of azobenzene.. azobenzene : A molecule whose structure comprises two phenyl rings linked by a N=N double bond; the parent compound of the azobenzene class of compounds. | 2.45 | 2 | 0 | azobenzenes | |
bicalutamide bicalutamide: approved for treatment of advanced prostate cancer. N-[4-cyano-3-(trifluoromethyl)phenyl]-3-[(4-fluorophenyl)sulfonyl]-2-hydroxy-2-methylpropanamide : A member of the class of (trifluoromethyl)benzenes that is 4-amino-2-(trifluoromethyl)benzonitrile in which one of the amino hydrogens is substituted by a 3-[(4-fluorophenyl)sulfonyl]-2-hydroxy-2-methylpropanoyl group.. bicalutamide : A racemate comprising of equal amounts of (R)-bicalutamide and (S)-bicalutamide. It is an oral non-steroidal antiandrogen used in the treatment of prostate cancer and hirsutism. | 2.04 | 1 | 0 | (trifluoromethyl)benzenes; monocarboxylic acid amide; monofluorobenzenes; nitrile; sulfone; tertiary alcohol | |
camphor, (+-)-isomer [no description available] | 2.74 | 3 | 0 | bornane monoterpenoid; cyclic monoterpene ketone | plant metabolite |
chelerythrine chelerythrine : A benzophenanthridine alkaloid isolated from the root of Zanthoxylum simulans, Chelidonium majus L., and other Papaveraceae. | 2.03 | 1 | 0 | benzophenanthridine alkaloid; organic cation | antibacterial agent; antineoplastic agent; EC 2.7.11.13 (protein kinase C) inhibitor |
eucalyptol [no description available] | 2.45 | 2 | 0 | ||
diclofenac Diclofenac: A non-steroidal anti-inflammatory agent (NSAID) with antipyretic and analgesic actions. It is primarily available as the sodium salt.. diclofenac : A monocarboxylic acid consisting of phenylacetic acid having a (2,6-dichlorophenyl)amino group at the 2-position. | 3.56 | 1 | 1 | amino acid; aromatic amine; dichlorobenzene; monocarboxylic acid; secondary amino compound | antipyretic; drug allergen; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; non-narcotic analgesic; non-steroidal anti-inflammatory drug; xenobiotic |
ddt 1,1-bis(p-chlorophenyl)-2,2,2-trichloroethane: structure in first source | 2.06 | 1 | 0 | benzenoid aromatic compound; chlorophenylethane; monochlorobenzenes; organochlorine insecticide | bridged diphenyl acaricide; carcinogenic agent; endocrine disruptor; persistent organic pollutant |
pentetic acid Pentetic Acid: An iron chelating agent with properties like EDETIC ACID. DTPA has also been used as a chelator for other metals, such as plutonium. | 2.31 | 1 | 0 | pentacarboxylic acid | copper chelator |
diflunisal Diflunisal: A salicylate derivative and anti-inflammatory analgesic with actions and side effects similar to those of ASPIRIN.. diflunisal : An organofluorine compound comprising salicylic acid having a 2,4-difluorophenyl group at the 5-position. | 2.03 | 1 | 0 | monohydroxybenzoic acid; organofluorine compound | non-narcotic analgesic; non-steroidal anti-inflammatory drug |
ether Ether: A mobile, very volatile, highly flammable liquid used as an inhalation anesthetic and as a solvent for waxes, fats, oils, perfumes, alkaloids, and gums. It is mildly irritating to skin and mucous membranes.. ether : An organooxygen compound with formula ROR, where R is not hydrogen.. diethyl ether : An ether in which the oxygen atom is linked to two ethyl groups. | 3.45 | 7 | 0 | ether; volatile organic compound | inhalation anaesthetic; non-polar solvent; refrigerant |
fenoprofen Fenoprofen: A propionic acid derivative that is used as a non-steroidal anti-inflammatory agent.. fenoprofen : A monocarboxylic acid that is propanoic acid in which one of the hydrogens at position 2 is substituted by a 3-phenoxyphenyl group. A non-steroidal anti-inflammatory drug, the dihydrate form of the calcium salt is used for the management of mild to moderate pain and for the relief of pain and inflammation associated with disorders such as arthritis. It is pharmacologically similar to aspirin, but causes less gastrointestinal bleeding. | 2.6 | 1 | 0 | monocarboxylic acid | antipyretic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; drug allergen; non-narcotic analgesic; non-steroidal anti-inflammatory drug |
fluconazole Fluconazole: Triazole antifungal agent that is used to treat oropharyngeal CANDIDIASIS and cryptococcal MENINGITIS in AIDS.. fluconazole : A member of the class of triazoles that is propan-2-ol substituted at position 1 and 3 by 1H-1,2,4-triazol-1-yl groups and at position 2 by a 2,4-difluorophenyl group. It is an antifungal drug used for the treatment of mucosal candidiasis and for systemic infections including systemic candidiasis, coccidioidomycosis, and cryptococcosis. | 2.03 | 1 | 0 | conazole antifungal drug; difluorobenzene; tertiary alcohol; triazole antifungal drug | environmental contaminant; P450 inhibitor; xenobiotic |
flufenamic acid Flufenamic Acid: An anthranilic acid derivative with analgesic, anti-inflammatory, and antipyretic properties. It is used in musculoskeletal and joint disorders and administered by mouth and topically. (From Martindale, The Extra Pharmacopoeia, 30th ed, p16). flufenamic acid : An aromatic amino acid consisting of anthranilic acid carrying an N-(trifluoromethyl)phenyl substituent. An analgesic and anti-inflammatory, it is used in rheumatic disorders. | 2.03 | 1 | 0 | aromatic amino acid; organofluorine compound | antipyretic; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; non-narcotic analgesic; non-steroidal anti-inflammatory drug |
flutamide Flutamide: An antiandrogen with about the same potency as cyproterone in rodent and canine species. | 2.04 | 1 | 0 | (trifluoromethyl)benzenes; monocarboxylic acid amide | androgen antagonist; antineoplastic agent |
foscarnet Foscarnet: An antiviral agent used in the treatment of cytomegalovirus retinitis. Foscarnet also shows activity against human herpesviruses and HIV.. phosphonoformic acid : Phosphoric acid in which one of the hydroxy groups is replaced by a carboxylic acid group. It is used as the trisodium salt as an antiviral agent in the treatment of cytomegalovirus retinitis (CMV retinitis, an inflamation of the retina that can lead to blindness) and as an alternative to ganciclovir for AIDS patients who require concurrent antiretroviral therapy but are unable to tolerate ganciclovir due to haematological toxicity. | 2.25 | 1 | 0 | carboxylic acid; one-carbon compound; phosphonic acids | antiviral drug; geroprotector; HIV-1 reverse transcriptase inhibitor; sodium-dependent Pi-transporter inhibitor |
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. | 2.05 | 1 | 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. | 7.1 | 1 | 0 | carboxamidine; guanidines; one-carbon compound | |
lidocaine Lidocaine: A local anesthetic and cardiac depressant used as an antiarrhythmia agent. Its actions are more intense and its effects more prolonged than those of PROCAINE but its duration of action is shorter than that of BUPIVACAINE or PRILOCAINE.. lidocaine : The monocarboxylic acid amide resulting from the formal condensation of N,N-diethylglycine with 2,6-dimethylaniline. | 2.11 | 1 | 0 | benzenes; monocarboxylic acid amide; tertiary amino compound | anti-arrhythmia drug; drug allergen; environmental contaminant; local anaesthetic; xenobiotic |
indomethacin Indomethacin: A non-steroidal anti-inflammatory agent (NSAID) that inhibits CYCLOOXYGENASE, which is necessary for the formation of PROSTAGLANDINS and other AUTACOIDS. It also inhibits the motility of POLYMORPHONUCLEAR LEUKOCYTES.. indometacin : A member of the class of indole-3-acetic acids that is indole-3-acetic acid in which the indole ring is substituted at positions 1, 2 and 5 by p-chlorobenzoyl, methyl, and methoxy groups, respectively. A non-steroidal anti-inflammatory drug, it is used in the treatment of musculoskeletal and joint disorders including osteoarthritis, rheumatoid arthritis, gout, bursitis and tendinitis. | 3.02 | 4 | 0 | aromatic ether; indole-3-acetic acids; monochlorobenzenes; N-acylindole | analgesic; drug metabolite; EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; environmental contaminant; gout suppressant; non-steroidal anti-inflammatory drug; xenobiotic metabolite; xenobiotic |
isoniazid Hydra: A genus of freshwater polyps in the family Hydridae, order Hydroida, class HYDROZOA. They are of special interest because of their complex organization and because their adult organization corresponds roughly to the gastrula of higher animals.. hydrazide : Compounds derived from oxoacids RkE(=O)l(OH)m (l =/= 0) by replacing -OH by -NRNR2 (R groups are commonly H). (IUPAC). | 7.42 | 2 | 0 | carbohydrazide | antitubercular agent; drug allergen |
2-propanol 2-Propanol: An isomer of 1-PROPANOL. It is a colorless liquid having disinfectant properties. It is used in the manufacture of acetone and its derivatives and as a solvent. Topically, it is used as an antiseptic.. propan-2-ol : A secondary alcohol that is propane in which one of the hydrogens attached to the central carbon is substituted by a hydroxy group. | 2.42 | 2 | 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. | 2.03 | 1 | 0 | catechols; secondary alcohol; secondary amino compound | beta-adrenergic agonist; bronchodilator agent; cardiotonic drug; sympathomimetic agent |
ketorolac Ketorolac: A pyrrolizine carboxylic acid derivative structurally related to INDOMETHACIN. It is an NSAID and is used principally for its analgesic activity. (From Martindale The Extra Pharmacopoeia, 31st ed). ketorolac : A racemate comprising equimolar amounts of (R)-(+)- and (S)-(-)-5-benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid. While only the (S)-(-) enantiomer is a COX1 and COX2 inhibitor, the (R)-(+) enantiomer exhibits potent analgesic activity. A non-steroidal anti-inflammatory drug, ketorolac is mainly used (generally as the tromethamine salt) for its potent analgesic properties in the short-term management of post-operative pain, and in eye drops to relieve the ocular itching associated with seasonal allergic conjunctivitis. It was withdrawn from the market in many countries in 1993 following association with haemorrhage and renal failure.. 5-benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid : A member of the class of pyrrolizines that is 2,3-dihydro-1H-pyrrolizine which is substituted at positions 1 and 5 by carboxy and benzoyl groups, respectively. | 2.04 | 1 | 0 | amino acid; aromatic ketone; monocarboxylic acid; pyrrolizines; racemate | analgesic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; non-steroidal anti-inflammatory drug |
2-phenylglycine 2-phenylglycine: RN given refers to cpd without isomeric designation; structure. alpha-phenylglycine : An amino acid with a structure in which a phenyl ring is bonded to the alpha-carbon of glycine. | 1.96 | 1 | 0 | non-proteinogenic alpha-amino acid | human metabolite |
letrozole [no description available] | 3.56 | 1 | 1 | nitrile; triazoles | antineoplastic agent; EC 1.14.14.14 (aromatase) inhibitor |
mexiletine Mexiletine: Antiarrhythmic agent pharmacologically similar to LIDOCAINE. It may have some anticonvulsant properties.. mexiletine : An aromatic ether which is 2,6-dimethylphenyl ether of 2-aminopropan-1-ol. | 2.04 | 1 | 0 | aromatic ether; primary amino compound | anti-arrhythmia drug |
monodansylcadaverine monodansylcadaverine: inhibits cross linkage of fibrin. monodansylcadaverine : A sulfonamide obtained by formal condensation of the sulfo group of 5-(dimethylamino)naphthalene-1-sulfonic acid with one of the amino groups of cadaverine. | 2.21 | 1 | 0 | aminonaphthalene; primary amino compound; sulfonamide; tertiary amino compound | EC 2.3.2.13 (protein-glutamine gamma-glutamyltransferase) inhibitor; fluorochrome; protective agent |
nifedipine Nifedipine: A potent vasodilator agent with calcium antagonistic action. It is a useful anti-anginal agent that also lowers blood pressure. | 2.45 | 2 | 0 | C-nitro compound; dihydropyridine; methyl ester | calcium channel blocker; human metabolite; tocolytic agent; vasodilator agent |
o(6)-benzylguanine O(6)-benzylguanine: a suicide inhibitor of O(6)-methylguanine-DNA methyltransferase activity | 3.56 | 1 | 1 | ||
pargyline Pargyline: A monoamine oxidase inhibitor with antihypertensive properties. | 2.03 | 1 | 0 | aromatic amine | |
potassium iodide Potassium Iodide: An inorganic compound that is used as a source of iodine in thyrotoxic crisis and in the preparation of thyrotoxic patients for thyroidectomy. (From Dorland, 27th ed). potassium iodide : A metal iodide salt with a K(+) counterion. It is a scavenger of hydroxyl radicals. | 2.01 | 1 | 0 | potassium salt | expectorant; radical scavenger |
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. | 1.93 | 1 | 0 | benzoate ester; substituted aniline; tertiary amino compound | central nervous system depressant; drug allergen; local anaesthetic; peripheral nervous system drug |
safrole Safrole: A member of the BENZODIOXOLES that is a constituent of several VOLATILE OILS, notably SASSAFRAS oil. It is a precursor in the synthesis of the insecticide PIPERONYL BUTOXIDE and the drug N-methyl-3,4-methylenedioxyamphetamine (MDMA).. safrole : A member of the class of benzodioxoles that is 1,3-benzodioxole which is substituted by an allyl group at position 5. It is found in several plants, including black pepper, cinnamon and nutmeg, and is present in several essential oils, notably that of sassafras. It has insecticidal properties and has been used as a topical antiseptic. Although not thought to pose a significant carcinogenic risk to humans, findings of weak carcinogenicity in rats have resulted in the banning of its (previously widespread) use in perfumes and soaps, and as a food additive. | 2.44 | 2 | 0 | benzodioxoles | flavouring agent; insecticide; metabolite; plant metabolite |
salicylamide salamide: a major impurity of hydrochlorothiazide; structure in first source | 2.06 | 1 | 0 | phenols; salicylamides | antirheumatic drug; non-narcotic analgesic |
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. | 2.02 | 1 | 0 | monoatomic krypton; noble gas atom; p-block element atom | |
thalidomide Thalidomide: A piperidinyl isoindole originally introduced as a non-barbiturate hypnotic, but withdrawn from the market due to teratogenic effects. It has been reintroduced and used for a number of immunological and inflammatory disorders. Thalidomide displays immunosuppressive and anti-angiogenic activity. It inhibits release of TUMOR NECROSIS FACTOR-ALPHA from monocytes, and modulates other cytokine action.. thalidomide : A racemate comprising equimolar amounts of R- and S-thalidomide.. 2-(2,6-dioxopiperidin-3-yl)-1H-isoindole-1,3(2H)-dione : A dicarboximide that is isoindole-1,3(2H)-dione in which the hydrogen attached to the nitrogen is substituted by a 2,6-dioxopiperidin-3-yl group. | 3.56 | 1 | 1 | phthalimides; piperidones | |
triclosan [no description available] | 2.04 | 1 | 0 | aromatic ether; dichlorobenzene; monochlorobenzenes; phenols | antibacterial agent; antimalarial; drug allergen; EC 1.3.1.9 [enoyl-[acyl-carrier-protein] reductase (NADH)] inhibitor; EC 1.5.1.3 (dihydrofolate reductase) inhibitor; fungicide; persistent organic pollutant; xenobiotic |
tyramine [no description available] | 1.95 | 1 | 0 | monoamine molecular messenger; primary amino compound; tyramines | EC 3.1.1.8 (cholinesterase) inhibitor; Escherichia coli metabolite; human metabolite; mouse metabolite; neurotransmitter |
3-(5'-hydroxymethyl-2'-furyl)-1-benzylindazole 3-(5'-hydroxymethyl-2'-furyl)-1-benzylindazole: antineoplastic; activates platelet guanylate cyclase; a radiosensitizing agent and guanylate cyclase activator; structure in first source. lificiguat : A member of the class of indazoles that is 1H-indazole which is substituted by a benzyl group at position 1 and a 5-(hydroxymethyl)-2-furyl group at position 3. It is an activator of soluble guanylate cyclase and inhibits platelet aggregation. | 2.02 | 1 | 0 | aromatic primary alcohol; furans; indazoles | antineoplastic agent; apoptosis inducer; platelet aggregation inhibitor; soluble guanylate cyclase activator; vasodilator agent |
zinc chloride zinc chloride: RN given refers to parent cpd. zinc dichloride : A compound of zinc and chloride ions in the ratio 1:2. It exists in four crystalline forms, in each of which the Zn(2+) ions are trigonal planar coordinated to four chloride ions. | 5.25 | 3 | 1 | inorganic chloride; zinc molecular entity | astringent; disinfectant; EC 5.3.3.5 (cholestenol Delta-isomerase) inhibitor; Lewis acid |
lysergic acid diethylamide Lysergic Acid Diethylamide: Semisynthetic derivative of ergot (Claviceps purpurea). It has complex effects on serotonergic systems including antagonism at some peripheral serotonin receptors, both agonist and antagonist actions at central nervous system serotonin receptors, and possibly effects on serotonin turnover. It is a potent hallucinogen, but the mechanisms of that effect are not well understood.. lysergic acid diethylamide : An ergoline alkaloid arising from formal condensation of lysergic acid with diethylamine. | 1.94 | 1 | 0 | ergoline alkaloid; monocarboxylic acid amide; organic heterotetracyclic compound | dopamine agonist; hallucinogen; serotonergic agonist |
sorbitol D-glucitol : The D-enantiomer of glucitol (also known as D-sorbitol). | 2.45 | 2 | 0 | glucitol | cathartic; Escherichia coli metabolite; food humectant; human metabolite; laxative; metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite; sweetening agent |
thymidine [no description available] | 4.85 | 6 | 0 | pyrimidine 2'-deoxyribonucleoside | Escherichia coli metabolite; human metabolite; metabolite; mouse metabolite |
benzimidazole 1H-benzimidazole : The 1H-tautomer of benzimidazole. | 2.05 | 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. | 1.98 | 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. | 3.47 | 2 | 0 | 2-halophenol; iodophenol; L-phenylalanine derivative; non-proteinogenic L-alpha-amino acid; thyroxine zwitterion; thyroxine | antithyroid drug; human metabolite; mouse metabolite; thyroid hormone |
androsterone [no description available] | 1.95 | 1 | 0 | 17-oxo steroid; 3alpha-hydroxy steroid; androstanoid; C19-steroid | androgen; anticonvulsant; human blood serum metabolite; human metabolite; human urinary metabolite; mouse metabolite; pheromone |
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 |
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. | 2.11 | 1 | 0 | chlorocarbon; chloromethanes | hepatotoxic agent; refrigerant |
alanine Alanine: A non-essential amino acid that occurs in high levels in its free state in plasma. It is produced from pyruvate by transamination. It is involved in sugar and acid metabolism, increases IMMUNITY, and provides energy for muscle tissue, BRAIN, and the CENTRAL NERVOUS SYSTEM.. alanine : An alpha-amino acid that consists of propionic acid bearing an amino substituent at position 2. | 2.93 | 4 | 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. | 2.03 | 1 | 0 | L-alpha-amino acid; proteinogenic amino acid; serine family amino acid; serine zwitterion; serine | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
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. | 2.66 | 3 | 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. | 2.91 | 4 | 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. | 4.21 | 17 | 0 | pseudohalide anion | EC 1.9.3.1 (cytochrome c oxidase) inhibitor |
physostigmine Physostigmine: A cholinesterase inhibitor that is rapidly absorbed through membranes. It can be applied topically to the conjunctiva. It also can cross the blood-brain barrier and is used when central nervous system effects are desired, as in the treatment of severe anticholinergic toxicity. | 2.03 | 1 | 0 | carbamate ester; indole alkaloid | antidote to curare poisoning; EC 3.1.1.8 (cholinesterase) inhibitor; miotic |
sulfamic acid sulfamic acid: standard in alkalimetry; RN given refers to parent cpd; structure. sulfamic acid : The simplest of the sulfamic acids consisting of a single sulfur atom covalently bound by single bonds to hydroxy and amino groups and by double bonds to two oxygen atoms. | 2.15 | 1 | 0 | sulfamic acids | |
sucrose Saccharum: A plant genus of the family POACEAE widely cultivated in the tropics for the sweet cane that is processed into sugar. | 4.11 | 3 | 1 | glycosyl glycoside | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; osmolyte; Saccharomyces cerevisiae metabolite; sweetening agent |
adenosine diphosphate Adenosine Diphosphate: Adenosine 5'-(trihydrogen diphosphate). An adenine nucleotide containing two phosphate groups esterified to the sugar moiety at the 5'-position. | 2.46 | 2 | 0 | adenosine 5'-phosphate; purine ribonucleoside 5'-diphosphate | fundamental metabolite; human metabolite |
uridine [no description available] | 2.69 | 3 | 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 | 1 | 0 | pyrimidine 2'-deoxyribonucleoside | antimetabolite; antineoplastic agent |
galactose galactopyranose : The pyranose form of galactose. | 4.3 | 5 | 0 | D-galactose; galactopyranose | Escherichia coli metabolite; mouse metabolite |
levodopa Levodopa: The naturally occurring form of DIHYDROXYPHENYLALANINE and the immediate precursor of DOPAMINE. Unlike dopamine itself, it can be taken orally and crosses the blood-brain barrier. It is rapidly taken up by dopaminergic neurons and converted to DOPAMINE. It is used for the treatment of PARKINSONIAN DISORDERS and is usually given with agents that inhibit its conversion to dopamine outside of the central nervous system.. L-dopa : An optically active form of dopa having L-configuration. Used to treat the stiffness, tremors, spasms, and poor muscle control of Parkinson's disease | 1.96 | 1 | 0 | amino acid zwitterion; dopa; L-tyrosine derivative; non-proteinogenic L-alpha-amino acid | allelochemical; antidyskinesia agent; antiparkinson drug; dopaminergic agent; hapten; human metabolite; mouse metabolite; neurotoxin; plant growth retardant; plant metabolite; prodrug |
edetic acid Edetic Acid: A chelating agent that sequesters a variety of polyvalent cations such as CALCIUM. It is used in pharmaceutical manufacturing and as a food additive. | 2.39 | 2 | 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. | 2.38 | 2 | 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 |
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. | 2.07 | 1 | 0 | arenesulfonic acid; toluenes | |
aniline [no description available] | 2.96 | 4 | 0 | anilines; primary arylamine | |
dimethylnitrosamine Dimethylnitrosamine: A nitrosamine derivative with alkylating, carcinogenic, and mutagenic properties. It causes serious liver damage and is a hepatocarcinogen in rodents. | 2.1 | 1 | 0 | nitrosamine | geroprotector; mutagen |
androstenedione Androstenedione: A delta-4 C19 steroid that is produced not only in the TESTIS, but also in the OVARY and the ADRENAL CORTEX. Depending on the tissue type, androstenedione can serve as a precursor to TESTOSTERONE as well as ESTRONE and ESTRADIOL.. androst-4-ene-3,17-dione : A 3-oxo Delta(4)-steroid that is androst-4-ene substituted by oxo groups at positions 3 and 17. It is a steroid hormone synthesized in the adrenal glands and gonads. | 1.95 | 1 | 0 | 17-oxo steroid; 3-oxo-Delta(4) steroid; androstanoid | androgen; Daphnia magna metabolite; human metabolite; mouse metabolite |
lactose Lactose: A disaccharide of GLUCOSE and GALACTOSE in human and cow milk. It is used in pharmacy for tablets, in medicine as a nutrient, and in industry.. lactose : A glycosylglucose disaccharide, found most notably in milk, that consists of D-galactose and D-glucose fragments bonded through a beta-1->4 glycosidic linkage. The glucose fragment can be in either the alpha- or beta-pyranose form, whereas the galactose fragment can only have the beta-pyranose form.. beta-lactose : The beta-anomer of lactose. | 3.18 | 1 | 0 | lactose | |
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. | 6.95 | 1 | 0 | aspartate family amino acid; L-alpha-amino acid; methionine zwitterion; methionine; proteinogenic amino acid | antidote to paracetamol poisoning; human metabolite; micronutrient; mouse metabolite; nutraceutical |
phenylalanine Phenylalanine: An essential aromatic amino acid that is a precursor of MELANIN; DOPAMINE; noradrenalin (NOREPINEPHRINE), and THYROXINE.. L-phenylalanine : The L-enantiomer of phenylalanine.. phenylalanine : An aromatic amino acid that is alanine in which one of the methyl hydrogens is substituted by a phenyl group. | 5.72 | 19 | 1 | 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 |
cycloheximide Cycloheximide: Antibiotic substance isolated from streptomycin-producing strains of Streptomyces griseus. It acts by inhibiting elongation during protein synthesis.. cycloheximide : A dicarboximide that is 4-(2-hydroxyethyl)piperidine-2,6-dione in which one of the hydrogens attached to the carbon bearing the hydroxy group is replaced by a 3,5-dimethyl-2-oxocyclohexyl group. It is an antibiotic produced by the bacterium Streptomyces griseus. | 2.49 | 2 | 0 | antibiotic fungicide; cyclic ketone; dicarboximide; piperidine antibiotic; piperidones; secondary alcohol | anticoronaviral agent; bacterial metabolite; ferroptosis inhibitor; neuroprotective agent; protein synthesis inhibitor |
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. | 3.28 | 6 | 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. | 2.11 | 1 | 0 | formamides; volatile organic compound | geroprotector; hepatotoxic agent; polar aprotic solvent |
mannitol [no description available] | 2.55 | 2 | 0 | mannitol | allergen; antiglaucoma drug; compatible osmolytes; Escherichia coli metabolite; food anticaking agent; food bulking agent; food humectant; food stabiliser; food thickening agent; hapten; metabolite; osmotic diuretic; sweetening agent |
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. | 2.43 | 2 | 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. | 2.38 | 2 | 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. | 2.08 | 1 | 0 | pentanol; short-chain primary fatty alcohol | human metabolite; plant metabolite |
valine Valine: A branched-chain essential amino acid that has stimulant activity. It promotes muscle growth and tissue repair. It is a precursor in the penicillin biosynthetic pathway.. valine : A branched-chain amino acid that consists of glycine in which one of the hydrogens attached to the alpha-carbon is substituted by an isopropyl group.. L-valine : The L-enantiomer of valine. | 2.66 | 3 | 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 |
threonine Threonine: An essential amino acid occurring naturally in the L-form, which is the active form. It is found in eggs, milk, gelatin, and other proteins.. threonine : An alpha-amino acid in which one of the hydrogens attached to the alpha-carbon of glycine is substituted by a 1-hydroxyethyl group. | 2.43 | 2 | 0 | amino acid zwitterion; aspartate family amino acid; L-alpha-amino acid; proteinogenic amino acid; threonine | algal metabolite; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; 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. | 2.96 | 4 | 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 |
isoleucine Isoleucine: An essential branched-chain aliphatic amino acid found in many proteins. It is an isomer of LEUCINE. It is important in hemoglobin synthesis and regulation of blood sugar and energy levels.. isoleucine : A 2-amino-3-methylpentanoic acid having either (2R,3R)- or (2S,3S)-configuration.. L-isoleucine : The L-enantiomer of isoleucine. | 2.39 | 2 | 0 | aspartate family amino acid; isoleucine; L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
arginine Arginine: An essential amino acid that is physiologically active in the L-form.. arginine : An alpha-amino acid that is glycine in which the alpha-is substituted by a 3-guanidinopropyl group. | 3.8 | 3 | 0 | 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. | 2.98 | 4 | 0 | alkane; gas molecular entity | plant metabolite; refrigerant |
ethylene Plastipore: high density polyethylene sponge biocompatible material; used as posts in dental bridges | 3.32 | 6 | 0 | alkene; gas molecular entity | plant hormone; refrigerant |
acetylene [no description available] | 2.45 | 2 | 0 | alkyne; gas molecular entity; terminal acetylenic compound | |
methyl chloride Methyl Chloride: A hydrocarbon used as an industrial solvent. It has been used as an aerosal propellent, as a refrigerant and as a local anesthetic. (From Martindale, The Extra Pharmacopoeia, 31st ed, p1403). chlorocarbon : Compounds consisting wholly of chlorine and carbon.. chloromethane : A one-carbon compound that is methane in which one of the hydrogens is replaced by a chloro group. | 1.92 | 1 | 0 | chloromethanes; methyl halides | marine metabolite; mutagen; refrigerant |
methyl iodide methyl iodide: RN given refers to unlabeled cpd with MF of CH3-I. iodomethane : A member of the class of iodomethanes that is methane in which one of the hydrogens is replaced by iodine. | 1.96 | 1 | 0 | iodomethanes; methyl halides | fumigant insecticide |
methylamine methyl group : An alkyl group that is the univalent group derived from methane by removal of a hydrogen atom. | 2.08 | 1 | 0 | methylamines; one-carbon compound; primary aliphatic amine | mouse metabolite |
propane Propane: A three carbon alkane with the formula H3CCH2CH3. | 2.06 | 1 | 0 | alkane; gas molecular entity | food propellant |
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. | 1.92 | 1 | 0 | chloroethanes | antipruritic drug; inhalation anaesthetic; local anaesthetic |
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. | 3.32 | 6 | 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. | 2.07 | 1 | 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. | 2.94 | 4 | 0 | chloromethanes; volatile organic compound | carcinogenic agent; polar aprotic solvent; refrigerant |
isocyanic acid isocyanic acid: structure. isocyanic acid : A colourless, volatile, poisonous inorganic compound with the formula HNCO; the simplest stable chemical compound that contains carbon, hydrogen, nitrogen, and oxygen, the four most commonly-found elements in organic chemistry and biology. | 2.06 | 1 | 0 | hydracid; one-carbon compound | |
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. | 1.94 | 1 | 0 | one-carbon compound; organosulfur compound | |
cyclopropane cyclopropane : A cycloalkane composed of three carbon atoms to form a ring. | 2.49 | 2 | 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. | 3.41 | 7 | 0 | gas molecular entity; oxacycle; saturated organic heteromonocyclic parent | allergen; mouse metabolite; mutagen |
boron trifluoride [no description available] | 9.18 | 128 | 1 | boron fluoride | NMR chemical shift reference compound |
acetyl chloride [no description available] | 2.4 | 2 | 0 | acyl chloride | |
phosgene Phosgene: A highly toxic gas that has been used as a chemical warfare agent. It is an insidious poison as it is not irritating immediately, even when fatal concentrations are inhaled. (From The Merck Index, 11th ed, p7304). phosgene : An acyl chloride obtained by substitution of both hydrogens of formaldehyde by chlorine.. chloroketone : A ketone containing a chloro substituent. | 1.98 | 1 | 0 | acyl chloride | |
fluorocarbon 22 [no description available] | 2.41 | 1 | 0 | hydrochlorofluorocarbon | |
tert-butylamine tert-butylamine: RN given refers to parent cpd. tert-butylamine : A primary aliphatic amine that is ethylamine substituted by two methyl groups at position 1. | 2.06 | 1 | 0 | primary aliphatic amine | |
trifluoroacetic acid Trifluoroacetic Acid: A very strong halogenated derivative of acetic acid. It is used in acid catalyzed reactions, especially those where an ester is cleaved in peptide synthesis.. trifluoroacetic acid : A monocarboxylic acid that is the trifluoro derivative of acetic acid. | 3.53 | 8 | 0 | fluoroalkanoic acid | human xenobiotic metabolite; NMR chemical shift reference compound; reagent |
pinacol pinacol : A glycol that is ethylene glycol in which all four methylene hydrogens have been replaced by methyl groups. | 2.17 | 1 | 0 | glycol | |
dicyclopentadiene [no description available] | 2.03 | 1 | 0 | cyclic olefin | |
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. | 3.15 | 5 | 0 | alkadiene; hemiterpene; volatile organic compound | plant metabolite |
methacrylaldehyde [no description available] | 2.03 | 1 | 0 | enal | |
acrylamide [no description available] | 2.21 | 1 | 0 | acrylamides; N-acylammonia; primary carboxamide | alkylating agent; carcinogenic agent; Maillard reaction product; mutagen; neurotoxin |
acrylic acid acrylic acid: RN given refers to parent cpd. acrylic acid : A alpha,beta-unsaturated monocarboxylic acid that is ethene substituted by a carboxy group. | 2.08 | 1 | 0 | alpha,beta-unsaturated monocarboxylic acid | metabolite |
n-methylacetamide N-methylacetamide: RN given refers to parent cpd. N-methylacetamide : A monocarboxylic acid amide that is the N-methyl derivative of acetamide. | 2.07 | 1 | 0 | acetamides; monocarboxylic acid amide | metabolite |
camphene camphene : A monoterpene with a bicyclic skeleton that is bicyclo[2.2.1]heptane substituted by geminal methyl groups at position 2 and a methylidene group at position 3. It is a widespread natural product found in many essential oils. | 2.04 | 1 | 0 | carbobicyclic compound; monoterpene | fragrance; plant metabolite |
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. | 3.09 | 5 | 0 | enoate ester; methyl ester | allergen; polymerisation monomer |
rotenone Derris: A plant genus of the family FABACEAE. The root is a source of rotenoids (ROTENONE) and flavonoids. Some species of Pongamia have been reclassified to this genus and some to MILLETTIA. Some species of Deguelia have been reclassified to this genus.. rotenoid : Members of the class of tetrahydrochromenochromene that consists of a cis-fused tetrahydrochromeno[3,4-b]chromene skeleton and its substituted derivatives. The term was originally restricted to natural products, but is now also used to describe semi-synthetic and fully synthetic compounds. | 1.94 | 1 | 0 | organic heteropentacyclic compound; rotenones | antineoplastic agent; metabolite; mitochondrial NADH:ubiquinone reductase inhibitor; phytogenic insecticide; piscicide; toxin |
dichlorodicyanobenzoquinone dichlorodicyanobenzoquinone: request from searcher | 2.05 | 1 | 0 | ||
xylitol xylooligosaccharide: structure in first source. pentitol : An alditol obtained by reduction of any pentose.. xylooligosaccharide : An oligosaccharide comprised of xylose residues. | 2.01 | 1 | 0 | ||
n-vinyl-2-pyrrolidinone N-vinyl-2-pyrrolidinone: monomer of POVIDONE; structure given in first source | 2.08 | 1 | 0 | pyrrolidin-2-ones | |
anthranilamide [no description available] | 2.11 | 1 | 0 | substituted aniline | |
pseudoephedrine Pseudoephedrine: A phenethylamine that is an isomer of EPHEDRINE which has less central nervous system effects and usage is mainly for respiratory tract decongestion.. pseudoephedrine : A member of the class of the class of phenylethanolamines that is (1S)-2-(methylamino)-1-phenylethan-1-ol in which the pro-S hydrogen at position 2 is replaced by a methyl group. | 2.04 | 1 | 0 | phenylethanolamines; secondary alcohol; secondary amino compound | anti-asthmatic drug; bronchodilator agent; central nervous system drug; nasal decongestant; plant metabolite; sympathomimetic agent; vasoconstrictor agent; xenobiotic |
quinoxalines quinoxaline : A naphthyridine in which the nitrogens are at positions 1 and 4. | 2.5 | 2 | 0 | mancude organic heterobicyclic parent; naphthyridine; ortho-fused heteroarene | |
quinoline [no description available] | 2.07 | 1 | 0 | azaarene; mancude organic heterobicyclic parent; ortho-fused heteroarene; quinolines | |
isatin tribulin: endogenous MONOAMINE OXIDASE inhibitory activity extractable into ethyl acetate found in brain and many mammalian tissues and fluids; ISATIN is a major component; produced in excess following alcohol withdrawal; | 2.05 | 1 | 0 | indoledione | EC 1.4.3.4 (monoamine oxidase) inhibitor; plant metabolite |
n,n-diethylaniline N,N-diethylaniline: a reagent and an intermediate in manufacturing of dyes | 2.04 | 1 | 0 | ||
diphenyl diphenyl: RN given refers to unlabeled cpd; structure | 2.6 | 1 | 0 | aromatic fungicide; benzenes; biphenyls | antifungal agrochemical; antimicrobial food preservative |
xanthenes Xanthenes: Compounds with three aromatic rings in linear arrangement with an OXYGEN in the center ring. | 2.04 | 1 | 0 | xanthene | |
phenothiazine 10H-phenothiazine : The 10H-tautomer of phenothiazine. | 2.07 | 1 | 0 | phenothiazine | ferroptosis inhibitor; plant metabolite; radical scavenger |
mecoprop mecoprop: RN given refers to cpd without isomeric designation; structure. 2-(4-chloro-2-methylphenoxy)propanoic acid : A monocarboxylic acid that is lactic acid in which the hydroxyl hydrogen is replaced by a 4-chloro-2-methylphenyl group.. mecoprop : A racemate comprising equimolar amounts of (R)- and (S)-mecoprop. | 2.08 | 1 | 0 | aromatic ether; monocarboxylic acid; monochlorobenzenes | |
2-methyl-4-chlorophenoxyacetic acid 2-Methyl-4-chlorophenoxyacetic Acid: A powerful herbicide used as a selective weed killer.. (4-chloro-2-methylphenoxy)acetic acid : A chlorophenoxyacetic acid that is (4-chlorophenoxy)acetic acid substituted by a methyl group at position 2. | 2.08 | 1 | 0 | chlorophenoxyacetic acid; monochlorobenzenes | environmental contaminant; phenoxy herbicide; synthetic auxin |
methyl acrylate [no description available] | 2.05 | 1 | 0 | enoate ester | |
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. | 2.5 | 2 | 0 | butan-4-olide | metabolite; neurotoxin |
triethylborane triethylborane: used in the radical deuteration reaction of ribonucleoside derivatives | 6.46 | 23 | 0 | ||
furaldehyde Furaldehyde: A heterocyclic compound consisting of a furan where the hydrogen at position 2 is substituted by a formyl group.. furfural : An aldehyde that is furan with the hydrogen at position 2 substituted by a formyl group. | 3.56 | 1 | 1 | aldehyde; furans | Maillard reaction product; metabolite |
acetophenone acetophenone : A methyl ketone that is acetone in which one of the methyl groups has been replaced by a phenyl group. | 2.06 | 1 | 0 | acetophenones | animal metabolite; photosensitizing agent; xenobiotic |
trehalose alpha,alpha-trehalose : A trehalose in which both glucose residues have alpha-configuration at the anomeric carbon. | 2.48 | 2 | 0 | trehalose | Escherichia coli metabolite; geroprotector; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
4-toluic acid 4-toluic acid: RN given refers to parent cpd; structure. p-toluic acid : A methylbenzoic acid in which the methyl substituent is located at position 4. | 2.07 | 1 | 0 | methylbenzoic acid | |
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. | 2.13 | 1 | 0 | styrenes; vinylarene; volatile organic compound | mouse metabolite; mutagen; plant metabolite |
benzonitrile benzonitrile : A nitrile that is hydrogen cyanide in which the hydrogen has been replaced by a phenyl group. | 2.04 | 1 | 0 | benzenes; nitrile | |
quinuclidines Quinuclidines: A class of organic compounds which contain two rings that share a pair of bridgehead carbon atoms and contains an amine group. | 2.58 | 2 | 0 | quinuclidines; saturated organic heterobicyclic parent | |
methyl phenylacetate [no description available] | 1.95 | 1 | 0 | benzenes | |
4-toluidine 4-toluidine: RN given refers to parent cpd. p-toluidine : An aminotoluene in which the amino substituent is para to the methyl group. | 2.05 | 1 | 0 | aminotoluene | |
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. | 2.01 | 1 | 0 | epoxide; organochlorine compound | |
glycidyl methacrylate glycidyl methacrylate: RN given refers to monomer. glycidyl methacrylate : An enoate ester obtained by formal condensation of the carboxy group of methacrylic acid with the hydroxy group of glycidol. | 2.03 | 1 | 0 | enoate ester; epoxide | |
1,3-butadiene buta-1,3-diene : A butadiene with unsaturation at positions 1 and 3. | 2.06 | 1 | 0 | butadiene | carcinogenic agent; mutagen |
acrolein [no description available] | 2.03 | 1 | 0 | enal | herbicide; human xenobiotic metabolite; toxin |
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. | 3.41 | 7 | 0 | primary allylic alcohol; propenol | antibacterial agent; fungicide; herbicide; insecticide; plant metabolite |
propargyl alcohol propargyl alcohol: irreversibly inactivates alcohol oxidase; RN given refers to parent cpd. prop-2-yn-1-ol : A terminal acetylenic compound that is prop-2-yne substituted by a hydroxy group at position 1. | 2.08 | 1 | 0 | propynol; terminal acetylenic compound; volatile organic compound | antifungal agent; Saccharomyces cerevisiae metabolite |
3-hydroxybutanal [no description available] | 3.32 | 6 | 0 | ||
succinic anhydride [no description available] | 2.07 | 1 | 0 | cyclic dicarboxylic anhydride; tetrahydrofurandione | |
2,6-lutidine 2,6-dimethylpyridine : A member of the class of methylpyridines that is pyridine carrying methyl substituents at positions 2 and 6. | 2.05 | 1 | 0 | methylpyridines | |
mesitylene mesitylene: structure. 1,3,5-trimethylbenzene : A trimethylbenzene carrying methyl substituents at positions 1, 3 and 5. | 2.06 | 1 | 0 | trimethylbenzene | |
cyclohexanol Cyclohexanols: Monohydroxy derivatives of cyclohexanes that contain the general formula R-C6H11O. They have a camphorlike odor and are used in making soaps, insecticides, germicides, dry cleaning, and plasticizers.. cyclohexanols : An alcohol in which one or more hydroxy groups are attached to a cyclohexane skeleton. | 2.45 | 2 | 0 | cyclohexanols; secondary alcohol | solvent |
2-picoline 2-picoline: structure in first source. 2-methylpyridine : A methylpyridine carrying a methyl substituent at position 2. | 2.05 | 1 | 0 | methylpyridine | |
boron trifluoride etherate [no description available] | 5.05 | 39 | 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. | 2.98 | 4 | 0 | alkane; volatile organic compound | non-polar solvent; refrigerant |
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. | 3.77 | 10 | 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. | 2.74 | 3 | 0 | cyclic ether; oxolanes; saturated organic heteromonocyclic parent; volatile organic compound | polar aprotic solvent |
thiophenes Thiophenes: A monocyclic heteroarene furan in which the oxygen atom is replaced by a sulfur.. thiophenes : Compounds containing at least one thiophene ring. | 3.78 | 10 | 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 | 2.08 | 1 | 0 | ||
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. | 2.04 | 1 | 0 | cycloalkane; volatile organic compound | non-polar solvent |
morpholine [no description available] | 2.08 | 1 | 0 | morpholines; saturated organic heteromonocyclic parent | NMR chemical shift reference compound |
carbitol carbitol: used as lubricating oil & in braking fluid, structure. diethylene glycol monoethyl ether : A primary alcohol that is ethanol substituted by a 2-ethoxyethoxy group at position 2. | 2.04 | 1 | 0 | diether; glycol ether; hydroxypolyether; primary alcohol | protic solvent |
dimethyl ether dimethyl ether : An ether in which the oxygen atom is connected to two methyl groups. | 2.03 | 1 | 0 | ether | |
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. | 2.41 | 1 | 0 | aromatic fungicide; chlorobenzenes | antifungal agrochemical; carcinogenic agent; persistent organic pollutant |
anthracene acene : A polycyclic aromatic hydrocarbon consisting of fused benzene rings in a rectilinear arrangement.. acenes : Polycyclic aromatic hydrocarbons consisting of fused benzene rings in a rectilinear arrangement and their substitution derivatives. | 2.05 | 1 | 0 | acene; anthracenes; ortho-fused tricyclic hydrocarbon | |
dichlorprop dichlorprop: RN given refers to parent cpd without isomeric designation; structure. 2-(2,4-dichlorophenoxy)propanoic acid : An aromatic ether that is 2-hydroxypropanoic acid in which the hydroxy group at position 2 has been converted to its 2,4-dichlorophenyl ether.. dichlorprop : A racemate comprising equimolar amounts of (R)- and (S)-dichlorprop. It is widely used as a herbicide for killing annual and broad leaf weeds. Only the R-enantiomer has herbicidal activity; the S-enantiomer is inactive. | 2.08 | 1 | 0 | aromatic ether; dichlorobenzene; monocarboxylic acid | |
sulfoxide sulfoxide: synergistic insecticide for use with pyrethrum, allethrin, rotenone, ryania, etc.; RN given refers to parent cpd; structure. sulfoxide : An organosulfur compound having the structure R2S=O or R2C=S=O (R =/= H). | 2.44 | 2 | 0 | benzodioxoles | |
triethylamine [no description available] | 2.11 | 1 | 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. | 2.44 | 2 | 0 | naphthol | antinematodal drug; genotoxin; human urinary metabolite; human xenobiotic metabolite; mouse metabolite; radical scavenger |
mesityl oxide mesityl oxide: solvent for extraction of nitrocellulose, many resins, & tellurium; structure | 2.02 | 1 | 0 | olefinic compound | |
pregnenolone [no description available] | 2.44 | 2 | 0 | 20-oxo steroid; 3beta-hydroxy-Delta(5)-steroid; C21-steroid | human metabolite; mouse metabolite |
aziridine [no description available] | 2.02 | 1 | 0 | azacycloalkane; aziridines; saturated organic heteromonocyclic parent | alkylating agent |
quinazolines Quinazolines: A group of aromatic heterocyclic compounds that contain a bicyclic structure with two fused six-membered aromatic rings, a benzene ring and a pyrimidine ring.. quinazoline : A mancude organic heterobicyclic parent that is naphthalene in which the carbon atoms at positions 1 and 3 have been replaced by nitrogen atoms.. quinazolines : Any organic heterobicyclic compound based on a quinazoline skeleton and its substituted derivatives. | 2.05 | 1 | 0 | azaarene; mancude organic heterobicyclic parent; ortho-fused heteroarene; quinazolines | |
acridines Acridines: Compounds that include the structure of acridine.. acridine : A polycyclic heteroarene that is anthracene in which one of the central CH groups is replaced by a nitrogen atom. | 2.7 | 3 | 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. | 2.02 | 1 | 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. | 2.57 | 2 | 0 | 1,3-benzoxazoles; mancude organic heterobicyclic parent | |
adamantane Adamantane: A tricyclo bridged hydrocarbon. | 2.11 | 1 | 0 | adamantanes; polycyclic alkane | |
cyclopentane Cyclopentanes: A group of alicyclic hydrocarbons with the general formula R-C5H9.. cyclopentanes : Cyclopentane and its derivatives formed by substitution. | 3.77 | 10 | 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. | 2.04 | 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. | 4.44 | 6 | 0 | 1,3-oxazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
thiazoles [no description available] | 2.15 | 1 | 0 | 1,3-thiazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
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. | 2.73 | 3 | 0 | diazine; pyrazines | Daphnia magna metabolite |
12-crown-4 12-crown-4: structure in first source. 12-crown-4 : A crown ether that is cyclododecane in which the carbon atoms at positions 1, 4, 7 and 10 have been replaced by oxygen atoms. | 2.11 | 1 | 0 | crown ether; saturated organic heteromonocyclic parent | |
nitroblue tetrazolium Nitroblue Tetrazolium: Colorless to yellow dye that is reducible to blue or black formazan crystals by certain cells; formerly used to distinguish between nonbacterial and bacterial diseases, the latter causing neutrophils to reduce the dye; used to confirm diagnosis of chronic granulomatous disease. | 1.99 | 1 | 0 | organic cation | |
triphenyltetrazolium triphenyltetrazolium: RN given refers to parent cpd. 2,3,5-triphenyltetrazolium : An organic cation that is tetrazole carrying three phenyl substituents at positions 2, 3 and 5. | 1.93 | 1 | 0 | organic cation | |
calcium gluconate [no description available] | 2.04 | 1 | 0 | calcium salt | nutraceutical |
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. | 2.66 | 3 | 0 | phenethylamine alkaloid; phenylethanolamines | bacterial metabolite; environmental contaminant; nasal decongestant; plant metabolite; sympathomimetic agent; vasoconstrictor agent; xenobiotic |
allylbenzene [no description available] | 2.08 | 1 | 0 | ||
hydrazine diamine : Any polyamine that contains two amino groups. | 10.4 | 11 | 0 | azane; hydrazines | EC 4.3.1.10 (serine-sulfate ammonia-lyase) inhibitor |
diazomethane Diazomethane: A diazonium compound with the formula CH2N2.. diazomethane : The simplest diazo compound, in which a diazo group is attached to a methylene group. | 2.93 | 4 | 0 | diazo compound | alkylating agent; antineoplastic agent; carcinogenic agent; poison |
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 |
trifluoroacetic anhydride [no description available] | 2.07 | 1 | 0 | ||
nandrolone Nandrolone: C18 steroid with androgenic and anabolic properties. It is generally prepared from alkyl ethers of ESTRADIOL to resemble TESTOSTERONE but less one carbon at the 19 position.. nandrolone : A 3-oxo Delta(4)-steroid that is estr-4-en-3-one substituted by a beta-hydroxy group at position 17. | 1.95 | 1 | 0 | 17beta-hydroxy steroid; 3-oxo-Delta(4) steroid; anabolic androgenic steroid | human metabolite |
fluorobenzenes Fluorobenzenes: Derivatives of BENZENE that contain FLUORINE.. monofluorobenzene : The simplest member of the class of monofluorobenzenes that is benzene carrying a single fluoro substituent.. fluorobenzenes : Any fluoroarene that is a benzene or a substituted benzene carrying at least one fluoro group. | 7.31 | 1 | 0 | monofluorobenzenes | NMR chemical shift reference compound |
propadiene [no description available] | 3.29 | 6 | 0 | allenes | |
ketene ketene: structure. ketene : Carbonyl compounds where the C=O bond is conjugated to an alkylidene group. | 2.42 | 2 | 0 | ketene | |
methylguanidine Methylguanidine: A product of putrefaction. Poisonous.. methylguanidine : A guanidine in which one of the amino hydrogens of guanidine itself is substituted by a methyl group. | 1.99 | 1 | 0 | guanidines | EC 1.14.13.39 (nitric oxide synthase) inhibitor; metabolite; uremic toxin |
bicuculline Bicuculline: An isoquinoline alkaloid obtained from Dicentra cucullaria and other plants. It is a competitive antagonist for GABA-A receptors.. bicuculline : A benzylisoquinoline alkaloid that is 6-methyl-5,6,7,8-tetrahydro[1,3]dioxolo[4,5-g]isoquinoline which is substituted at the 5-pro-S position by a (6R)-8-oxo-6,8-dihydrofuro[3,4-e][1,3]benzodioxol-6-yl group. A light-sensitive competitive antagonist of GABAA receptors. It was originally identified in 1932 in plant alkaloid extracts and has been isolated from Dicentra cucullaria, Adlumia fungosa, Fumariaceae, and several Corydalis species. | 2.48 | 2 | 0 | benzylisoquinoline alkaloid; isoquinoline alkaloid; isoquinolines | agrochemical; central nervous system stimulant; GABA-gated chloride channel antagonist; GABAA receptor antagonist; neurotoxin |
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. | 2.5 | 2 | 0 | amphetamines; phenethylamine alkaloid | plant metabolite |
1,3-propanediol propane-1,3-diol : The simplest member of the class of propane-1,3-diols, consisting of propane in which one hydrogen from each methyl group is substituted by a hydroxy group. A colourless, viscous, water-miscible liquid with a high (210degreeC) boiling point, it is used in the synthesis of certain polymers and as a solvent and antifreeze. | 2.08 | 1 | 0 | propane-1,3-diols | metabolite; protic solvent |
thioacetic acid ethanethioic S-acid : A thioacetic acid that is acetic acid in which the oxygen atom of the hydroxy group has been replaced by a sulfur atom. | 2.03 | 1 | 0 | thioacetic acid | |
tetranitromethane [no description available] | 7.05 | 1 | 0 | organonitrogen compound | |
podophyllotoxin Podophyllum: A genus of poisonous American herbs, family BERBERIDACEAE. The roots yield PODOPHYLLOTOXIN and other pharmacologically important agents. The plant was formerly used as a cholagogue and cathartic. It is different from the European mandrake, MANDRAGORA. | 2.06 | 1 | 0 | furonaphthodioxole; lignan; organic heterotetracyclic compound | antimitotic; antineoplastic agent; keratolytic drug; microtubule-destabilising agent; plant metabolite; tubulin modulator |
triphenylmethane triphenylmethane : A triarylmethane in which the three aryl groups are phenyl. It forms the basic skeleton of several synthetic dyes. | 2.07 | 1 | 0 | triarylmethane | environmental contaminant; xenobiotic |
dihydrotestosterone Dihydrotestosterone: A potent androgenic metabolite of TESTOSTERONE. It is produced by the action of the enzyme 3-OXO-5-ALPHA-STEROID 4-DEHYDROGENASE.. 17beta-hydroxyandrostan-3-one : A 17beta-hydroxy steroid that is testosterone in which the 4-5 double bond has been reduced to a single bond with unspecified configuration at position 5.. 17beta-hydroxy-5alpha-androstan-3-one : A 17beta-hydroxy steroid that is testosterone in which the 4,5 double bond has been reduced to a single bond with alpha-configuration at position 5. | 1.95 | 1 | 0 | 17beta-hydroxy steroid; 17beta-hydroxyandrostan-3-one; 3-oxo-5alpha-steroid | androgen; Daphnia magna metabolite; human metabolite; mouse metabolite |
azomycin azomycin: RN given refers to parent cpd with specified locant; structure | 2.25 | 1 | 0 | C-nitro compound; imidazoles | antitubercular agent |
phenylacetylene phenylacetylene: can polymerize into DENDRIMERS | 2.05 | 1 | 0 | benzenes | |
dimethylzinc [no description available] | 2.48 | 2 | 0 | ||
eosine yellowish-(ys) Eosine Yellowish-(YS): A versatile red dye used in cosmetics, pharmaceuticals, textiles, etc., and as tissue stain, vital stain, and counterstain with HEMATOXYLIN. It is also used in special culture media.. eosin YS dye : An organic sodium salt that is 2',4',5',7'-tetrabromofluorescein in which the carboxy group and the phenolic hydroxy group have been deprotonated and the resulting charge is neutralised by two sodium ions. | 2.08 | 1 | 0 | organic sodium salt; organobromine compound | fluorochrome; histological dye |
diethylzinc [no description available] | 3.52 | 2 | 0 | ||
1-hexene 1-hexene: structure in first source. 1-hexene : An alkene that is hexane carrying a double bond at position 1. | 2.07 | 1 | 0 | alkene | |
galactitol [no description available] | 2.41 | 1 | 0 | hexitol | Escherichia coli metabolite; human metabolite; metabolite; mouse metabolite |
homoserine homoserine : An alpha-amino acid that is glycine substituted at the alpha-position by a 2-hydroxyethyl group.. L-homoserine : The L-enantiomer of homoserine. | 2.66 | 3 | 0 | amino acid zwitterion; homoserine | algal metabolite; Escherichia coli metabolite; human metabolite; Saccharomyces cerevisiae metabolite |
pyridine n-oxide pyridine N-oxide: RN given refers to parent cpd. pyridine N-oxide : The pyridine N-oxide derived from the parent pyridine. It is a drug metabolite of the antihypertensive agent pinacidil. | 2.47 | 2 | 0 | pyridine N-oxides | drug metabolite |
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. | 2.41 | 1 | 0 | organofluorine compound; secondary alcohol | drug metabolite |
2'-deoxyadenosine 2'-deoxyformycin A: RN not in Chemline 9/85; RN and structure given in first source | 2.03 | 1 | 0 | purine 2'-deoxyribonucleoside; purines 2'-deoxy-D-ribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
methylphosphonic acid methylphosphonic acid : A one-carbon compound that is phosphonic acid in which the hydrogen attached to the phosphorus is substituted by a methyl group. | 3.1 | 1 | 0 | one-carbon compound; phosphonic acids | |
2-phenylpyridine 2-phenylpyridine: structure given in first source | 2.21 | 1 | 0 | ||
monotributyltin trichloride [no description available] | 1.99 | 1 | 0 | ||
4-dimethylaminopyridine 4-dimethylaminopyridine: catalyst for acetylation of hydroxy cpds; structure | 2.11 | 1 | 0 | dialkylarylamine; tertiary amino compound | |
carmine Carmine: Coloring matter from the insect Coccus cacti L. It is used in foods, pharmaceuticals, toiletries, etc., as a dye, and also has use as a microscopic stain and biological marker. | 6.93 | 1 | 0 | ||
sodium hydroxide Sodium Hydroxide: A highly caustic substance that is used to neutralize acids and make sodium salts. (From Merck Index, 11th ed) | 2.48 | 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. | 2.08 | 1 | 0 | zinc molecular entity | |
hydrofluoric acid Hydrofluoric Acid: Hydrofluoric acid. A solution of hydrogen fluoride in water. It is a colorless fuming liquid which can cause painful burns.. hydrogen fluoride : A diatomic molecule containing covalently bonded hydrogen and fluorine atoms.. organofluorine compound : An organofluorine compound is a compound containing at least one carbon-fluorine bond. | 3.57 | 2 | 0 | hydrogen halide; mononuclear parent hydride | NMR chemical shift reference compound |
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. | 2.07 | 1 | 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. | 3.77 | 2 | 1 | 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. | 2.1 | 1 | 0 | ether | fuel additive; metabolite; non-polar solvent |
spectinomycin Spectinomycin: An antibiotic produced by Streptomyces spectabilis. It is active against gram-negative bacteria and used for the treatment of GONORRHEA.. spectinomycin dihydrochloride : A hydrochloride obtained by combining spectinomycin with two molar equivalents of hydrochloric acid. An antibiotic that is active against gram-negative bacteria and used (as its pentahydrate) to treat gonorrhea.. spectinomycin : A pyranobenzodioxin and antibiotic that is active against gram-negative bacteria and used (as its dihydrochloride pentahydrate) to treat gonorrhea. It is produced by the bacterium Streptomyces spectabilis. | 3.16 | 1 | 0 | cyclic acetal; cyclic hemiketal; cyclic ketone; pyranobenzodioxin; secondary alcohol; secondary amino compound | antibacterial drug; antimicrobial agent; bacterial metabolite |
decane decane : A straight-chain alkane with 10 carbon atoms. | 8.13 | 5 | 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. | 2.31 | 1 | 0 | organic cation | geroprotector; herbicide |
tetrabutylammonium tetrabutylammonium: lipophilic probe; RN given refers to parent cpd | 2.49 | 2 | 0 | quaternary ammonium ion | |
dronabinol Dronabinol: A psychoactive compound extracted from the resin of Cannabis sativa (marihuana, hashish). The isomer delta-9-tetrahydrocannabinol (THC) is considered the most active form, producing characteristic mood and perceptual changes associated with this compound.. Delta(9)-tetrahydrocannabinol : A diterpenoid that is 6a,7,8,10a-tetrahydro-6H-benzo[c]chromene substituted at position 1 by a hydroxy group, positions 6, 6 and 9 by methyl groups and at position 3 by a pentyl group. The principal psychoactive constituent of the cannabis plant, it is used for treatment of anorexia associated with AIDS as well as nausea and vomiting associated with cancer chemotherapy. | 1.98 | 1 | 0 | benzochromene; diterpenoid; phytocannabinoid; polyketide | cannabinoid receptor agonist; epitope; hallucinogen; metabolite; non-narcotic analgesic |
amiloride Amiloride: A pyrazine compound inhibiting SODIUM reabsorption through SODIUM CHANNELS in renal EPITHELIAL CELLS. This inhibition creates a negative potential in the luminal membranes of principal cells, located in the distal convoluted tubule and collecting duct. Negative potential reduces secretion of potassium and hydrogen ions. Amiloride is used in conjunction with DIURETICS to spare POTASSIUM loss. (From Gilman et al., Goodman and Gilman's The Pharmacological Basis of Therapeutics, 9th ed, p705). amiloride : A member of the class of pyrazines resulting from the formal monoacylation of guanidine with the carboxy group of 3,5-diamino-6-chloropyrazine-2-carboxylic acid. | 2.44 | 2 | 0 | aromatic amine; guanidines; organochlorine compound; pyrazines | diuretic; sodium channel blocker |
diphenylborinic acid diphenylborinic acid: structure given in first source | 2.76 | 3 | 0 | ||
stavudine Stavudine: A dideoxynucleoside analog that inhibits reverse transcriptase and has in vitro activity against HIV.. stavudine : A nucleoside analogue obtained by formal dehydration across positions 2 and 3 of thymidine. An inhibitor of HIV-1 reverse transcriptase | 2.74 | 3 | 0 | dihydrofuran; nucleoside analogue; organic molecular entity | antimetabolite; antiviral agent; EC 2.7.7.49 (RNA-directed DNA polymerase) inhibitor |
mannose mannopyranose : The pyranose form of mannose. | 3.79 | 3 | 0 | D-aldohexose; D-mannose; mannopyranose | 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. | 7.49 | 48 | 0 | carbon oxoanion | |
levodopa methyl ester levodopa methyl ester: RN given refers to parent cpd(L)-isomer | 1.96 | 1 | 0 | tyrosine derivative | |
dimethylpropiothetin dimethylpropiothetin: has antineoplastic activity; RN given refers to hydroxide inner salt. S,S-dimethyl-beta-propiothetin : A sulfonium betaine obtained by deprotonation of the carboxy group of 3-dimethylsulfoniopropionic acid. | 2.31 | 1 | 0 | sulfonium betaine | marine metabolite; osmolyte |
iridium Iridium: A metallic element with the atomic symbol Ir, atomic number 77, and atomic weight 192.22. | 4.67 | 8 | 0 | cobalt group element atom; platinum group metal atom | |
lanthanum [no description available] | 7.41 | 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. | 7.94 | 4 | 0 | elemental manganese; manganese group element atom | Escherichia coli metabolite; micronutrient |
mercury Mercury: A silver metallic element that exists as a liquid at room temperature. It has the atomic symbol Hg (from hydrargyrum, liquid silver), atomic number 80, and atomic weight 200.59. Mercury is used in many industrial applications and its salts have been employed therapeutically as purgatives, antisyphilitics, disinfectants, and astringents. It can be absorbed through the skin and mucous membranes which leads to MERCURY POISONING. Because of its toxicity, the clinical use of mercury and mercurials is diminishing.. mercury(0) : Elemental mercury of oxidation state zero. | 2.44 | 2 | 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. | 8.41 | 7 | 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. | 2.02 | 1 | 0 | monoatomic neon; noble gas atom; p-block element atom | |
niobium Niobium: A metal element atomic number 41, atomic weight 92.906, symbol Nb. | 2.13 | 1 | 0 | vanadium group element atom | |
osmium Osmium: A very hard, gray, toxic, and nearly infusible metal element, atomic number 76, atomic weight 190.2, symbol Os. | 3.59 | 2 | 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. | 6.22 | 42 | 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. | 9.02 | 13 | 0 | elemental platinum; nickel group element atom; platinum group metal atom | |
rhenium Rhenium: A metal, atomic number 75, atomic weight 186.207, symbol Re. | 3.31 | 6 | 0 | manganese group element 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. | 5.68 | 24 | 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. | 10.52 | 20 | 0 | iron group element atom; platinum group metal atom | |
samarium Samarium: An element of the rare earth family of metals. It has the atomic symbol Sm, atomic number 62, and atomic weight 150.36. The oxide is used in the control rods of some nuclear reactors. | 2.43 | 2 | 0 | f-block element atom; lanthanoid 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. | 3.18 | 5 | 0 | copper group element atom; elemental silver | Escherichia coli metabolite |
tantalum Tantalum: A rare metallic element, atomic number 73, atomic weight 180.948, symbol Ta. It is a noncorrosive and malleable metal that has been used for plates or disks to replace cranial defects, for wire sutures, and for making prosthetic devices. | 2.1 | 1 | 0 | vanadium group element atom | |
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. | 2.43 | 2 | 0 | 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. | 4.68 | 6 | 1 | titanium group element atom | |
tungsten Tungsten: A metallic element with the atomic symbol W, atomic number 74, and atomic weight 183.85. It is used in many manufacturing applications, including increasing the hardness, toughness, and tensile strength of steel; manufacture of filaments for incandescent light bulbs; and in contact points for automotive and electrical apparatus. | 2.47 | 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. | 2.93 | 4 | 0 | monoatomic argon; noble gas atom; p-block element atom | food packaging gas; neuroprotective agent |
arsine arsine: structure. arsine : Arsane (AsH3) and compounds derived from it by substituting one, two or three hydrogen atoms by hydrocarbyl groups: RAsH2, R2AsH, R3As (R =/= H) are called primary, secondary and tertiary arsines, respectively. A specific arsine is preferably named as a substituted arsane. | 2.04 | 1 | 0 | arsanes; arsine; mononuclear parent hydride | |
cadmium Cadmium: An element with atomic symbol Cd, atomic number 48, and atomic weight 112.41. It is a metal and ingestion will lead to CADMIUM POISONING.. elemental cadmium : An element in the zinc group of the periodic table with atomic number 48, atomic mass 112, M.P. 321degreeC, and B.P. 765degreeC). An odourless, tasteless, and highly poisonous soft, ductile, lustrous metal with electropositive properties. It has eight stable isotopes: (106)Cd, (108)Cd,(110)Cd, (111)Cd, (112)Cd, (113)Cd, (114)Cd and (116)Cd, with (112)Cd and (114)Cd being the most common. | 2.01 | 1 | 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. | 2.07 | 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. | 5.69 | 5 | 1 | chromium group element atom; metal allergen | micronutrient |
erbium Erbium: Erbium. An element of the rare earth family of metals. It has the atomic symbol Er, atomic number 68, and atomic weight 167.26. | 3.56 | 1 | 1 | 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. | 2.81 | 3 | 0 | f-block element atom; lanthanoid atom | |
gold Gold: A yellow metallic element with the atomic symbol Au, atomic number 79, and atomic weight 197. It is used in jewelry, goldplating of other metals, as currency, and in dental restoration. Many of its clinical applications, such as ANTIRHEUMATIC AGENTS, are in the form of its salts. | 8.15 | 5 | 0 | copper group element atom; elemental gold | |
hafnium Hafnium: A metal element of atomic number 72 and atomic weight 178.49, symbol Hf. | 2.01 | 1 | 0 | titanium group element atom | |
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. | 2.07 | 1 | 0 | monoatomic helium; noble gas atom; s-block element atom | food packaging gas |
xenon Xenon: A noble gas with the atomic symbol Xe, atomic number 54, and atomic weight 131.30. It is found in the earth's atmosphere and has been used as an anesthetic. | 2 | 1 | 0 | monoatomic xenon; noble gas atom; p-block element atom | |
ytterbium Ytterbium: An element of the rare earth family of metals. It has the atomic symbol Yb, atomic number 70, and atomic weight 173. Ytterbium has been used in lasers and as a portable x-ray source. | 3.56 | 1 | 1 | f-block element atom; lanthanoid atom | |
yttrium Yttrium: An element of the rare earth family of metals. It has the atomic symbol Y, atomic number 39, and atomic weight 88.91. In conjunction with other rare earths, yttrium is used as a phosphor in television receivers and is a component of the yttrium-aluminum garnet (YAG) lasers. | 3.56 | 1 | 1 | d-block element atom; rare earth metal atom; scandium group element atom | |
zirconium Zirconium: A rather rare metallic element with atomic number 40, atomic weight 91.224, and symbol Zr. | 4.23 | 5 | 0 | titanium group element atom | |
californium Californium: A man-made radioactive actinide with atomic symbol Cf, atomic number 98, and atomic weight 251. Its valence can be +2 or +3. Californium has medical use as a radiation source for radiotherapy. | 1.96 | 1 | 0 | actinoid atom; f-block 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. | 2.74 | 3 | 0 | aluminium coordination entity | Lewis acid |
stannic chloride [no description available] | 2.04 | 1 | 0 | ||
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. | 7.58 | 2 | 0 | chlorine oxoacid; reactive oxygen species | EC 2.5.1.18 (glutathione transferase) inhibitor; EC 3.1.1.7 (acetylcholinesterase) inhibitor; human 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. | 6.22 | 24 | 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. | 2.01 | 1 | 0 | diatomic bromine | |
zinc nitrate [no description available] | 2.08 | 1 | 0 | ||
deuterium Deuterium: The stable isotope of hydrogen. It has one neutron and one proton in the nucleus. | 3.63 | 9 | 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. | 3.9 | 12 | 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. | 3.28 | 6 | 0 | diatomic chlorine; gas molecular entity | bleaching agent |
silicon tetrafluoride silicon fluoride: RN given refers to cpd with MF unknown | 1.96 | 1 | 0 | ||
silver chloride [no description available] | 2.04 | 1 | 0 | inorganic chloride; silver salt | |
fluorosulfonic acid perfluorosulfonic acid: sulfonated tetrafluoroethylene-based fluoropolymer–copolymer | 2.04 | 1 | 0 | sulfur oxoacid | NMR solvent |
galactose aldohexose : A hexose with a (potential) aldehyde group at one end. | 2.42 | 2 | 0 | ||
sodium hydride [no description available] | 2.65 | 3 | 0 | ||
phosphoryl chloride phosphoryl chloride: structure | 1.98 | 1 | 0 | phosphorus coordination entity | |
silicon tetrachloride [no description available] | 2.02 | 1 | 0 | ||
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. | 2.03 | 1 | 0 | elemental molecule; gas molecular entity; reactive oxygen species; triatomic oxygen | antiseptic drug; disinfectant; electrophilic reagent; greenhouse gas; mutagen; oxidising agent; tracer |
boron trichloride [no description available] | 4.34 | 20 | 0 | ||
rhamnose [no description available] | 3.57 | 2 | 0 | L-rhamnose | |
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. | 2.08 | 1 | 0 | titanium oxides | food colouring |
fluoroboric acid [no description available] | 3.09 | 5 | 0 | boron fluoride | |
fluorides [no description available] | 8.2 | 48 | 1 | halide anion; monoatomic fluorine | |
beta-selinene beta-selinene: isolated from aerial parts of Ligusticum chuanxiong; RN given for (4aR-(4aalpha,7alpha,8abeta))-isomer. (-)-beta-selinene : The (4aS,7S,8aR)-stereoisomer of beta-selinene. | 2.04 | 1 | 0 | beta-selinene | |
chromium chromium hexavalent ion: a human respiratory carcinogen | 3.56 | 1 | 1 | chromium cation; monoatomic hexacation | |
iodine [no description available] | 3.25 | 6 | 0 | halide anion; monoatomic iodine | human metabolite |
tri-n-butylborane [no description available] | 4.95 | 9 | 1 | ||
phenyl acetate phenyl acetate: The ester formed between phenol and acetic acid. Don't confuse with phenylacetic acid derivatives listed under PHENYLACETATES.. phenyl acetate : An acetate ester obtained by the formal condensation of phenol with acetic acid. | 3.62 | 9 | 0 | benzenes; phenyl acetates | |
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. | 2.61 | 2 | 0 | dioxane; volatile organic compound | carcinogenic agent; metabolite; NMR chemical shift reference compound; non-polar solvent |
pregnanolone Pregnanolone: A pregnane found in the urine of pregnant women and sows. It has anesthetic, hypnotic, and sedative properties.. 3alpha-hydroxy-5beta-pregnan-20-one : The 3alpha-stereoisomer of 3-hydroxy-5beta-pregnan-20-one. | 2.01 | 1 | 0 | 3-hydroxy-5beta-pregnan-20-one; 3alpha-hydroxy steroid | human metabolite; intravenous anaesthetic; sedative |
n-methyl-n-(trimethylsilyl)trifluoroacetamide N-methyl-N-(trimethylsilyl)trifluoroacetamide : An N-silyl compound that is N-methyltrifluoroacetamide in which the amide nitrogen is replaced by a trimethylsilyl group. N-methyl-N-(trimethylsilyl)trifluoroacetamide is a derivatisation agent used in gas chromatography/mass spectrometry applications. | 2.04 | 1 | 0 | monocarboxylic acid amide; N-silyl compound; trifluoroacetamide | chromatographic reagent |
alkenes [no description available] | 7.33 | 55 | 0 | ||
glutamic acid Glutamic Acid: A non-essential amino acid naturally occurring in the L-form. Glutamic acid is the most common excitatory neurotransmitter in the CENTRAL NERVOUS SYSTEM.. glutamic acid : An alpha-amino acid that is glutaric acid bearing a single amino substituent at position 2. | 2.5 | 2 | 0 | glutamic acid; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; ferroptosis inducer; micronutrient; mouse metabolite; neurotransmitter; nutraceutical |
azides Azides: Organic or inorganic compounds that contain the -N3 group.. azide : Any nitrogen molecular entity containing the group -N3. | 8.87 | 11 | 0 | pseudohalide anion | mitochondrial respiratory-chain inhibitor |
nicergoline Nicergoline: An ergot derivative that has been used as a cerebral vasodilator and in peripheral vascular disease. It may ameliorate cognitive deficits in CEREBROVASCULAR DISORDERS. | 2.21 | 1 | 0 | organic heterotetracyclic compound; organonitrogen heterocyclic compound | |
zidovudine Zidovudine: A dideoxynucleoside compound in which the 3'-hydroxy group on the sugar moiety has been replaced by an azido group. This modification prevents the formation of phosphodiester linkages which are needed for the completion of nucleic acid chains. The compound is a potent inhibitor of HIV replication, acting as a chain-terminator of viral DNA during reverse transcription. It improves immunologic function, partially reverses the HIV-induced neurological dysfunction, and improves certain other clinical abnormalities associated with AIDS. Its principal toxic effect is dose-dependent suppression of bone marrow, resulting in anemia and leukopenia.. zidovudine : A pyrimidine 2',3'-dideoxyribonucleoside compound having a 3'-azido substituent and thymine as the nucleobase. | 2.02 | 1 | 0 | azide; pyrimidine 2',3'-dideoxyribonucleoside | antimetabolite; antiviral drug; HIV-1 reverse transcriptase inhibitor |
thiocholine Thiocholine: A mercaptocholine used as a reagent for the determination of CHOLINESTERASES. It also serves as a highly selective nerve stain. | 6.98 | 1 | 0 | ||
quisqualic acid Quisqualic Acid: An agonist at two subsets of excitatory amino acid receptors, ionotropic receptors that directly control membrane channels and metabotropic receptors that indirectly mediate calcium mobilization from intracellular stores. The compound is obtained from the seeds and fruit of Quisqualis chinensis. | 2.11 | 1 | 0 | non-proteinogenic alpha-amino acid | |
4-methacryloxyethyltrimellitic acid anhydride 4-methacryloxyethyltrimellitic acid anhydride: monomer used in 4-META resin; which is used as dental resin; structure given in first source; Cover-Up II is a 4-META bases bonding agent | 5.06 | 10 | 1 | ||
phosphanilic acid phosphanilic acid: structure | 2.11 | 1 | 0 | ||
fluorodopa f 18 fluorodopa F 18: RN given refers to (L)-isomer | 1.96 | 1 | 0 | (18)F radiopharmaceutical; 6-fluoro-L-dopa | |
adefovir adefovir: inhibitor of African swine fever virus. adefovir(1-) : A organophosphonate oxoanion obtained by removal of a proton from the phosphonate group of adefovir, a nucleoside reverse transcriptase inhibitor. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.).. adefovir : A member of the class of phosphonic acids that is methylphosphonic acid in which one of the methyl hydrogens has been replaced by a 2-(6-amino-9H-purin-9-yl)ethoxy group. An inhibitor of HIV-1 reverse transcriptase, the bis(t-butoxycarbonyloxymethyl) ester (dipivoxil ester) prodrug is used to treat chronic hepatitis B viral infection. | 2.04 | 1 | 0 | 6-aminopurines; ether; phosphonic acids | antiviral drug; DNA synthesis inhibitor; drug metabolite; HIV-1 reverse transcriptase inhibitor; nephrotoxic agent |
tebufelone tebufelone: structure given in first source | 2.6 | 1 | 0 | ||
adenosine quinquefolan B: isolated from roots of Panax quinquefolium L.; RN not in Chemline 10/87; RN from Toxlit | 2.75 | 3 | 0 | adenosines; purines D-ribonucleoside | analgesic; anti-arrhythmia drug; fundamental metabolite; human metabolite; vasodilator agent |
n-butyllithium [no description available] | 2.11 | 1 | 0 | ||
trichloroacetamide [no description available] | 2.31 | 1 | 0 | ||
pyranine pyranine: structure | 2.13 | 1 | 0 | organic sodium salt | fluorochrome |
cathinone cathinone: alkaloid from khat shrub, Catha edulis; RN given refers to parent cpd without isomeric designation. cathinone : The S stereoisomer of 2-aminopropiophenone. | 1.96 | 1 | 0 | 2-aminopropiophenone; monoamine alkaloid | central nervous system stimulant; psychotropic drug |
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. | 3.13 | 5 | 0 | one-carbon compound; perfluoroalkanesulfonic acid | |
cuprous chloride cuprous chloride: RN given refers to unlabeled cpd. copper(I) chloride : An inorganic chloride of copper in which the metal is in the +1 oxidation state. | 2.46 | 2 | 0 | copper molecular entity; inorganic chloride | agrochemical; molluscicide |
tetramethylenedisulfotetramine tetramethylenedisulfotetramine: induces convulsions; inhibitor of GABA; structure | 1.93 | 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. | 1.99 | 1 | 0 | D-glucopyranose | epitope; mouse metabolite |
2-amino-3-phenylbutanoic acid [no description available] | 2.01 | 1 | 0 | ||
deoxyuridine triphosphate [no description available] | 2.15 | 1 | 0 | deoxyuridine phosphate; pyrimidine 2'-deoxyribonucleoside 5'-triphosphate | Arabidopsis thaliana metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite |
phosphoramidic acid phosphoramidic acid: urease inhibitor; RN given refers to parent cpd; structure; do not confuse with phosphoramidites, which are organophosphorus compounds | 3.1 | 1 | 0 | phosphoric acid derivative | |
1,2-distearoyllecithin [no description available] | 2.08 | 1 | 0 | ||
metaperiodate Periodic Acid: A strong oxidizing agent. | 1.94 | 1 | 0 | iodine oxoacid | |
trimethylsilyl trifluoromethanesulfonate trimethylsilyl trifluoromethanesulfonate: deprotecting cpd for peptides | 2.71 | 3 | 0 | ||
oxalyl chloride [no description available] | 1.98 | 1 | 0 | ||
satigrel Satigrel: structure given in first source | 2.25 | 1 | 0 | ||
boron nitride [no description available] | 2.48 | 2 | 0 | nitride | |
2-methoxyestradiol 2-methoxy-17beta-estradiol : A 17beta-hydroxy steroid, being 17beta-estradiol methoxylated at C-2. | 2.15 | 1 | 0 | 17beta-hydroxy steroid; 3-hydroxy steroid | angiogenesis modulating agent; antimitotic; antineoplastic agent; human metabolite; metabolite; mouse metabolite |
naphthalimides Naphthalimides: Compounds with three fused rings that appear like a naphthalene fused to piperidone or like a benz(de)isoquinoline-1,3-dione (not to be confused with BENZYLISOQUINOLINES which have a methyl separating the naphthyl from the benzyl rings). Members are CYTOTOXINS. | 2.25 | 1 | 0 | ||
benzeneboronic acid [no description available] | 2.76 | 3 | 0 | boronic acids | |
1,7-phenanthroline [no description available] | 2.08 | 1 | 0 | phenanthroline | |
triazoles Triazoles: Heterocyclic compounds containing a five-membered ring with two carbon atoms and three nitrogen atoms with the molecular formula C2H3N3.. triazoles : An azole in which the five-membered heterocyclic aromatic skeleton contains three N atoms and two C atoms. | 8.49 | 7 | 0 | 1,2,3-triazole | |
2-pyrone 2-pyrone: structure in first source. pyranone : Any of a class of cyclic chemical compounds that contain an unsaturated six-membered ring with one ring oxygen atom and an oxo substituent. | 7.1 | 1 | 0 | 2-pyranones | |
fluorodeoxyglucose f18 Fluorodeoxyglucose F18: The compound is given by intravenous injection to do POSITRON-EMISSION TOMOGRAPHY for the assessment of cerebral and myocardial glucose metabolism in various physiological or pathological states including stroke and myocardial ischemia. It is also employed for the detection of malignant tumors including those of the brain, liver, and thyroid gland. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1162) | 4.2 | 3 | 1 | 2-deoxy-2-((18)F)fluoro-D-glucose; 2-deoxy-2-fluoro-aldehydo-D-glucose | |
artemisinin (+)-artemisinin : A sesquiterpene lactone obtained from sweet wormwood, Artemisia annua, which is used as an antimalarial for the treatment of multi-drug resistant strains of falciparum malaria. | 1.99 | 1 | 0 | organic peroxide; sesquiterpene lactone | antimalarial; plant metabolite |
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. | 2.53 | 2 | 0 | quinolines | |
allyltrimethylsilane allyltrimethylsilane: used to make allyl C-glycosylic compounds | 2.03 | 1 | 0 | ||
3,5-di-tert-butyl-4-hydroxybenzaldehyde 3,5-di-tert-butyl-4-hydroxybenzaldehyde: structure in first source | 2.08 | 1 | 0 | hydroxybenzaldehyde | |
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. | 2.07 | 1 | 0 | cerium molecular entity; metal oxide | |
valinol valinol: RN given refers to cpd without isomeric designation | 2.04 | 1 | 0 | amino alcohol | |
1,3-bis(diphenylphosphino)propane 1,3-bis(diphenylphosphino)propane: structure in first source | 2.06 | 1 | 0 | ||
5-thio-d-glucose 5-thio-D-glucose: RN given refers to 5-thio-D-glucose | 2.07 | 1 | 0 | ||
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. | 2.04 | 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 |
fibrinogen Fibrinogen: Plasma glycoprotein clotted by thrombin, composed of a dimer of three non-identical pairs of polypeptide chains (alpha, beta, gamma) held together by disulfide bonds. Fibrinogen clotting is a sol-gel change involving complex molecular arrangements: whereas fibrinogen is cleaved by thrombin to form polypeptides A and B, the proteolytic action of other enzymes yields different fibrinogen degradation products.. D-iditol : The D-enantiomer of iditol. | 2.75 | 3 | 0 | iditol | fungal metabolite |
beta-thujone [no description available] | 2.05 | 1 | 0 | beta-thujone | |
cadmium telluride cadmium telluride: used in radiation monitoring device | 2.06 | 1 | 0 | ||
iodosobenzene iodosobenzene: oxygen donor | 2.1 | 1 | 0 | ||
erythrose D-erythrose : The D-enantiomer of erythrose. | 2.08 | 1 | 0 | erythrose | plant metabolite |
sabinyl acetate sabinyl acetate: present in essential oils; RN given refers to cpd without isomeric designation | 2.05 | 1 | 0 | ||
diosgenin [no description available] | 2.11 | 1 | 0 | 3beta-sterol; hexacyclic triterpenoid; sapogenin; spiroketal | antineoplastic agent; antiviral agent; apoptosis inducer; metabolite |
octaethylporphyrin octaethylporphyrin: structure in first source | 2.11 | 1 | 0 | ||
bis(i,i-trifluoroacetoxy)iodobenzene phenyliodine(III) bis(trifluoroacetate): structure in first source | 2.52 | 2 | 0 | ||
lanthionine lanthionine: a thioether analogue of cystine; RN given refers to (DL)-isomer; structure; a component of lantibiotics (BACTERIOCINS). lanthionine : An alanine derivative in which two alanine residues are linked on their beta-carbons by a thioether linkage. | 2.02 | 1 | 0 | alanine derivative; non-proteinogenic alpha-amino acid; organic sulfide | bacterial metabolite |
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. | 4.29 | 17 | 0 | cobalt group element atom; metal allergen | micronutrient |
yttrium radioisotopes Yttrium Radioisotopes: Unstable isotopes of yttrium that decay or disintegrate emitting radiation. Y atoms with atomic weights 82-88 and 90-96 are radioactive yttrium isotopes. | 3.56 | 1 | 1 | ||
arginyl-glycyl-aspartic acid arginyl-glycyl-aspartic acid: amino acid sequence of basic unit of widespread cellular recognition system | 2.6 | 1 | 0 | oligopeptide | |
wr 1065 WR-1065 : An alkanethiol that is the N-3-aminopropyl derivative of cysteamine. Used as the S-phosphorylated prodrug, amifostine, for cytoprotection in cancer chemotherapy and radiotherapy. | 2.11 | 1 | 0 | alkanethiol; diamine | antioxidant; drug metabolite; radiation protective agent |
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). | 2.8 | 3 | 0 | ||
phosphites Phosphites: Inorganic salts or organic esters of phosphorous acid that contain the (3-)PO3 radical. (From Grant & Hackh's Chemical Dictionary, 5th ed). phosphite(3-) : A trivalent inorganic anion obtained by removal of all three protons from phosphorous acid. | 3.19 | 5 | 0 | phosphite ion; trivalent inorganic anion | |
cobaltiprotoporphyrin cobaltiprotoporphyrin: RN given refers to cobalt protoporphyrin IX | 2.53 | 2 | 0 | ||
delta-philanthotoxin delta-philanthotoxin: from wasp Philanthus triangulum; blocks transmission postsynaptically at excitory synapses | 2.02 | 1 | 0 | ||
silicon phthalocyanine pc4 [no description available] | 2.11 | 1 | 0 | ||
tris(2-carboxyethyl)phosphine tris(2-carboxyethyl)phosphine: water-soluble reagent which irreversibly reduces disulfides to thiols at room temperature & is active below neutral pH; used for quantitation of iodine and iodate. TCEP : A tertiary phosphine in which phosphane is substituted with three 2-carboxyethyl groups. It is a commonly used reducing agent. | 2.03 | 1 | 0 | phosphine derivative; tricarboxylic acid | reducing agent |
gadolinium 1,4,7,10-tetraazacyclododecane-n,n',n'',n'''-tetraacetate gadolinium 1,4,7,10-tetraazacyclododecane-N,N',N'',N'''-tetraacetate: RN refers to Na salt | 2.11 | 1 | 0 | ||
trichloromethyl free radical trichloromethyl free radical: able to react with amino acid esters | 2.11 | 1 | 0 | organic radical | |
benzyne benzyne: structure in first source. benzyne : 1,2-didehydrobenzene and its derivatives formed by substitution. | 2.17 | 1 | 0 | aryne; benzyne | |
phenoxy radical phenoxy radical : An organic radical generated from phenol. | 2.06 | 1 | 0 | organic radical | |
stannane [no description available] | 2.05 | 1 | 0 | mononuclear parent hydride; tin hydride | |
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). | 5.79 | 26 | 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. | 2.46 | 2 | 0 | cycloalkene; cyclopropenes | |
hydronium ion [no description available] | 2.44 | 2 | 0 | onium cation; oxygen hydride | |
peroxynitrous acid Peroxynitrous Acid: A potent oxidant synthesized by the cell during its normal metabolism. Peroxynitrite is formed from the reaction of two free radicals, NITRIC OXIDE and the superoxide anion (SUPEROXIDES). | 2.05 | 1 | 0 | nitrogen oxoacid | |
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. | 3.83 | 3 | 0 | fullerene | geroprotector |
methotrexate [no description available] | 1.95 | 1 | 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 |
borazine borazine: structure in first source | 2.08 | 1 | 0 | inorganic aromatic compound; inorganic heterocyclic compound | |
perrhenate perrhenate: RN given refers to cpd with MF of O4-Re | 2.04 | 1 | 0 | monovalent inorganic anion; rhenium oxoanion | |
dipyrromethane [no description available] | 2.1 | 1 | 0 | dipyrrole | |
sperm motility inhibitor 2 [no description available] | 2.05 | 1 | 0 | ||
2-quinolinecarboxamide 2-quinolinecarboxamide: structure in first source | 2.05 | 1 | 0 | ||
4-boronophenylalanine 4-boronophenylalanine: neutron absorbing (10)B-cpd used in thermal neutron capturetherapy of malignant melanoma; RN given refers to (L)-isomer; structure given in first source | 1.98 | 1 | 0 | ||
mn(iii) 5,10,15,20-tetrakis(n-methylpyridinium-2-yl)porphyrin [no description available] | 2.11 | 1 | 0 | ||
hydroxyl radical Hydroxyl Radical: The univalent radical OH. Hydroxyl radical is a potent oxidizing agent. | 2.06 | 1 | 0 | oxygen hydride; oxygen radical; reactive oxygen species | |
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. | 2.11 | 1 | 0 | chalcogen; monoatomic oxygen; nonmetal atom | macronutrient |
carbodiimides Carbodiimides: Compounds with the general formula RN=C=NR, where R is a hydrocarbyl group.. methanediimine : A carbodiimide in which both nitrogens are unsubstituted. | 7.1 | 1 | 0 | carbodiimide | |
epsilon-pyridoxyllysine epsilon-pyridoxyllysine: RN given refers to (L-Lys)-isomer | 1.98 | 1 | 0 | ||
chrysanthenyl acetate chrysanthenyl acetate: structure given in first source | 2.05 | 1 | 0 | ||
thymidine 5'-4-nitrophenyl phosphate thymidine 5'-4-nitrophenyl phosphate: RN given refers to parent cpd. p-nitrophenyl thymidine 5'-monophosphate : A pyrimidine 2'-deoxyribonucleoside 5'-monophosphate that is the mono-p-nitrophenyl ester of thymidine 5'-monophosphate. | 2.05 | 1 | 0 | aryl phosphate; C-nitro compound; pyrimidine 2'-deoxyribonucleoside 5'-monophosphate | |
trimethylsilyldiazomethane trimethylsilyldiazomethane: reagent for organic synthesis | 2.42 | 2 | 0 | ||
1,2-diphytanoylphosphatidylcholine [no description available] | 2.13 | 1 | 0 | ||
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). | 2.07 | 1 | 0 | amino acid zwitterion; angiotensin II | human metabolite |
organophosphonates hydrogenphosphite : A divalent inorganic anion resulting from the removal of a proton from two of the hydroxy groups of phosphorous acid. | 4.07 | 14 | 0 | divalent inorganic anion; phosphite ion | |
4-bromo-2-(4-chlorophenyl)-5-(trifluoromethyl)-1h-pyrrole-3-carbonitrile 4-bromo-2-(4-chlorophenyl)-5-(trifluoromethyl)-1H-pyrrole-3-carbonitrile: a biocide and antifouling agent. tralopyril : A pyrrole resulting from the N-dealkylation of the ethoxymethyl group of chlorfenapyr. It is the active insecticide of the proinsecticide chlorfenapyr. | 2.52 | 2 | 0 | monochlorobenzenes; nitrile; organobromine compound; organochlorine acaricide; organochlorine insecticide; organofluorine acaricide; organofluorine insecticide; pyrroles | acaricide; antifouling biocide; insecticide |
phenserine phenserine: a carbamate analog of physostigmine; a long-acting inhibitor of cholinesterase | 2.03 | 1 | 0 | ||
maltotriose Porcelite: a light-cured composite resin. alpha-maltotriose : A maltotriose trisaccharide in which the glucose residue at the reducing end is in the pyranose ring form and has alpha configuration at the anomeric carbon atom.. | 2.08 | 1 | 0 | maltotriose trisaccharide | human metabolite |
2-anilino-5-thiazolinone [no description available] | 2.15 | 1 | 0 | ||
3-nitrotyrosine 3-nitrotyrosine: RN given refers to parent cpd without isomeric designation. 3-nitrotyrosine : A nitrotyrosine comprising tyrosine having a nitro group at the 3-position on the phenyl ring. | 2.06 | 1 | 0 | 2-nitrophenols; C-nitro compound; nitrotyrosine; non-proteinogenic alpha-amino acid | |
5-hydroxymethylfurfural 5-hydroxymethylfurfural: has antisickling activity; HMF is the causative component in honey that affects the presystemic metabolism and pharmacokinetics of GZ in-vivo. 5-hydroxymethylfurfural : A member of the class of furans that is furan which is substituted at positions 2 and 5 by formyl and hydroxymethyl substituents, respectively. Virtually absent from fresh foods, it is naturally generated in sugar-containing foods during storage, and especially by drying or cooking. It is the causative component in honey that affects the presystemic metabolism and pharmacokinetics of GZ in-vivo. | 3.56 | 1 | 1 | arenecarbaldehyde; furans; primary alcohol | indicator; Maillard reaction product |
benzofurans Benzofurans: Compounds that contain a BENZENE ring fused to a furan ring. | 2.8 | 3 | 0 | ||
sodium bromide sodium bromide: RN given refers to parent cpd. sodium bromide : An inorganic sodium salt having bromide as the counterion. | 2.05 | 1 | 0 | bromide salt; inorganic sodium salt | |
2-formylphenylboronic acid 2-formylphenylboronic acid: structure in first source | 2.17 | 1 | 0 | ||
2-oxindole 2-oxindole: RN given refers to parent cpd; structure. indolin-2-one : An indolinone carrying an oxo group at position 2. | 2.1 | 1 | 0 | gamma-lactam; indolinone | |
esermethole esermethole: structure in first source | 2.03 | 1 | 0 | ||
bortezomib [no description available] | 3.91 | 3 | 0 | amino acid amide; L-phenylalanine derivative; pyrazines | antineoplastic agent; antiprotozoal drug; protease inhibitor; proteasome inhibitor |
lithium chloride Lithium Chloride: A salt of lithium that has been used experimentally as an immunomodulator.. lithium chloride : A metal chloride salt with a Li(+) counterion. | 2.01 | 1 | 0 | inorganic chloride; lithium salt | antimanic drug; geroprotector |
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 | ||
fibrin Fibrin: A protein derived from FIBRINOGEN in the presence of THROMBIN, which forms part of the blood clot. | 2.07 | 1 | 0 | peptide | |
bradykinin [no description available] | 2.47 | 2 | 0 | oligopeptide | human blood serum metabolite; vasodilator agent |
inositol 1,4,5-trisphosphate Inositol 1,4,5-Trisphosphate: Intracellular messenger formed by the action of phospholipase C on phosphatidylinositol 4,5-bisphosphate, which is one of the phospholipids that make up the cell membrane. Inositol 1,4,5-trisphosphate is released into the cytoplasm where it releases calcium ions from internal stores within the cell's endoplasmic reticulum. These calcium ions stimulate the activity of B kinase or calmodulin. | 2.06 | 1 | 0 | myo-inositol trisphosphate | mouse metabolite |
tartaric acid tartaric acid: RN given refers to cpd with unspecified isomeric designation. D-tartaric acid : The D-enantiomer of tartaric acid. | 2.1 | 1 | 0 | tartaric acid | Escherichia coli metabolite |
nitroarginine Nitroarginine: An inhibitor of nitric oxide synthetase which has been shown to prevent glutamate toxicity. Nitroarginine has been experimentally tested for its ability to prevent ammonia toxicity and ammonia-induced alterations in brain energy and ammonia metabolites. (Neurochem Res 1995:200(4):451-6). N(gamma)-nitro-L-arginine : An L-arginine derivative that is L-arginine in which the terminal nitrogen of the guanidyl group is replaced by a nitro group. | 2 | 1 | 0 | guanidines; L-arginine derivative; N-nitro compound; non-proteinogenic L-alpha-amino acid | |
inositol 3-phosphate inositol 3-phosphate: RN given refers to (myo)-isomer | 3.41 | 1 | 1 | ||
fructans (2->6)-beta-D-fructan : A fructan compound consisting of repeating (2->6)-beta-linked fructofuranose units. | 1.98 | 1 | 0 | ||
ryanodine Ryanodine: A methylpyrrole-carboxylate from RYANIA that disrupts the RYANODINE RECEPTOR CALCIUM RELEASE CHANNEL to modify CALCIUM release from SARCOPLASMIC RETICULUM resulting in alteration of MUSCLE CONTRACTION. It was previously used in INSECTICIDES. It is used experimentally in conjunction with THAPSIGARGIN and other inhibitors of CALCIUM ATPASE uptake of calcium into SARCOPLASMIC RETICULUM.. ryanodine : An insecticide alkaloid isolated from South American plant Ryania speciosa. | 2.06 | 1 | 0 | ||
yamogenin [no description available] | 2.11 | 1 | 0 | triterpenoid | |
chrysanthenone chrysanthenone: in oil of leaves of the Ethiopian plant Laggera tomentosa (Asteraceae); used in perfumery & toothpaste; structure in first source | 2.96 | 4 | 0 | monoterpenoid | |
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) | 7.31 | 1 | 0 | ||
betadex beta-Cyclodextrins: Cyclic GLUCANS consisting of seven (7) glucopyranose units linked by 1,4-glycosidic bonds. | 2.78 | 3 | 0 | cyclodextrin | |
maleic acid maleic acid: RN given refers to parent cpd(Z)-isomer which is maleic acid; all RR's given refer to (Z)-isomer; (E)-isomer is fumaric acid. maleic acid : A butenedioic acid in which the double bond has cis- (Z)-configuration. | 2.21 | 1 | 0 | butenedioic acid | algal metabolite; mouse metabolite; plant 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 | 2.08 | 1 | 0 | cinnamic acid | plant metabolite |
ergosterol [no description available] | 1.97 | 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. | 2.25 | 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 |
alpha-cyclodextrin alpha-cyclodextrin : A cycloamylose composed of six alpha-(1->4) linked D-glucopyranose units. | 2.44 | 2 | 0 | cyclodextrin | |
resveratrol trans-resveratrol : A resveratrol in which the double bond has E configuration. | 2.49 | 2 | 0 | resveratrol | antioxidant; phytoalexin; plant metabolite; quorum sensing inhibitor; radical scavenger |
retinol Vitamin A: Retinol and derivatives of retinol that play an essential role in metabolic functioning of the retina, the growth of and differentiation of epithelial tissue, the growth of bone, reproduction, and the immune response. Dietary vitamin A is derived from a variety of CAROTENOIDS found in plants. It is enriched in the liver, egg yolks, and the fat component of dairy products.. vitamin A : Any member of a group of fat-soluble retinoids produced via metabolism of provitamin A carotenoids that exhibit biological activity against vitamin A deficiency. Vitamin A is involved in immune function, vision, reproduction, and cellular communication.. all-trans-retinol : A retinol in which all four exocyclic double bonds have E- (trans-) geometry.. retinol : A retinoid consisting of 3,7-dimethylnona-2,4,6,8-tetraen-1-ol substituted at position 9 by a 2,6,6-trimethylcyclohex-1-en-1-yl group (geometry of the four exocyclic double bonds is not specified). | 3.74 | 3 | 0 | retinol; vitamin A | human metabolite; mouse metabolite; plant metabolite |
tetragastrin Tetragastrin: L-Tryptophyl-L-methionyl-L-aspartyl-L-phenylalaninamide. The C-terminal tetrapeptide of gastrin. It is the smallest peptide fragment of gastrin which has the same physiological and pharmacological activity as gastrin.. tetragastrin : A tetrapeptide composed of L-tryptophan, L-methione, L-aspartic acid and L-phenylalaninamide residues joined in sequence. | 1.98 | 1 | 0 | peptidyl amide; tetrapeptide | anxiogenic; human metabolite |
epothilone a Epothilones: A group of 16-member MACROLIDES which stabilize MICROTUBULES in a manner similar to PACLITAXEL. They were originally found in the myxobacterium Sorangium cellulosum, now renamed to Polyangium (MYXOCOCCALES). | 7.02 | 1 | 0 | epothilone; epoxide | antineoplastic agent; metabolite; microtubule-stabilising agent; tubulin modulator |
imidazolidines [no description available] | 2.06 | 1 | 0 | azacycloalkane; imidazolidines; saturated organic heteromonocyclic parent | |
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. | 2.04 | 1 | 0 | nucleoside analogue; phosphonic acids | antiviral drug; drug metabolite; HIV-1 reverse transcriptase inhibitor |
davanone davanone: antifungal and antispasmodic isolated from natural Davana oil and Artemisia pallens; structure in first source | 2.05 | 1 | 0 | oxolanes | |
3-carbamoyl-2,2,5,5-tetramethyl-1-pyrrolidinyl-n-oxyl 3-carbamoyl-2,2,5,5-tetramethyl-1-pyrrolidinyl-N-oxyl: structure given in first source | 2 | 1 | 0 | aminoxyls; pyrrolidinecarboxamide | |
potassium fluoride potassium fluoride : A fluoride salt having K+ as the counterion. | 2.08 | 1 | 0 | fluoride salt; potassium salt | NMR chemical shift reference compound; poison |
tris(perfluorophenyl)borane tris(perfluorophenyl)borane: structure in first source | 5.28 | 15 | 0 | ||
niflumic acid strictifolione: structure in first source | 2.05 | 1 | 0 | ||
methyl cinnamate methyl cinnamate: RN given refers to cpd without isomeric designation. methyl cinnamate : A methyl ester resulting from the formal condensation of methyl cinnamic acid with methanol. It is found naturally in the essential oils of Alpinia and Basil leaf oil, and widely used in the flavor and perfume industries.. methyl trans-cinnamate : The E (trans) isomer of methyl cinnamate. | 2.06 | 1 | 0 | methyl cinnamate | antibacterial agent; fungal metabolite; nematicide; plant metabolite |
geraniol [no description available] | 2.06 | 1 | 0 | 3,7-dimethylocta-2,6-dien-1-ol; monoterpenoid; primary alcohol | allergen; fragrance; plant metabolite; volatile oil component |
glycosides [no description available] | 4.1 | 15 | 0 | ||
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) | 4.48 | 23 | 0 | isomethyleugenol | |
retinaldehyde Retinaldehyde: A diterpene derived from the carotenoid VITAMIN A which functions as the active component of the visual cycle. It is the prosthetic group of RHODOPSIN (i.e., covalently bonded to ROD OPSIN as 11-cis-retinal). When stimulated by visible light, rhodopsin transforms this cis-isomer of retinal to the trans-isomer (11-trans-retinal). This transformation straightens-out the bend of the retinal molecule and causes a change in the shape of rhodopsin triggering the visual process. A series of energy-requiring enzyme-catalyzed reactions convert the 11-trans-retinal back to the cis-isomer.. all-trans-retinal : A retinal in which all four exocyclic double bonds have E- (trans-) geometry. | 3.46 | 2 | 0 | retinal; vitamin A | gap junctional intercellular communication inhibitor; human metabolite; mouse metabolite |
stilbenes Stilbenes: Organic compounds that contain 1,2-diphenylethylene as a functional group.. trans-stilbene : The trans-isomer of stilbene. | 2.98 | 4 | 0 | stilbene | |
2'-hydroxychalcone 2'-hydroxychalcone : A member of the class of chalcones that is trans-chalcone substituted by a hydroxy group at position 2'. | 1.93 | 1 | 0 | chalcones; phenols | anti-inflammatory agent |
schweinfurthin b schweinfurthin B: a geranyl stilbene from plant Macaranga schweinfurthii; structure in first source | 2.05 | 1 | 0 | ||
11-hydroxy-delta(9)-tetrahydrocannabinol 11-hydroxy-delta(9)-tetrahydrocannabinol: metabolite of marijuana; structure; RN given refers to cpd without isomeric designation. 11-hydroxy-Delta(9)-tetrahydrocannabinol : A phytocannabinoid that is Delta(9)-tetrahydrocannabinol in which the methyl group at C-11 has been hydroxylated . Major metabolite of Delta(9)-tetrahydrocannabinol. | 1.98 | 1 | 0 | phytocannabinoid | human xenobiotic metabolite |
sesquiterpenes [no description available] | 2.94 | 4 | 0 | ||
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. | 2.07 | 1 | 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 |
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. | 2.52 | 2 | 0 | capsaicinoid | non-narcotic analgesic; TRPV1 agonist; voltage-gated sodium channel blocker |
caryophyllene oxide caryophyllene oxide: has butyrylcholinesterase inhibitory activity; structure in first source. epoxide : Any cyclic ether in which the oxygen atom forms part of a 3-membered ring. | 2.04 | 1 | 0 | epoxide | metabolite |
D-fructopyranose [no description available] | 2.44 | 2 | 0 | cyclic hemiketal; D-fructose; fructopyranose | sweetening agent |
selectfluor selectfluor: structure in first source | 2.51 | 2 | 0 | ||
meso-1,2-diphenylethylenediamine, (r-(r*,s*))-isomer diphenylethylenediamine: structure in first source | 3.56 | 1 | 1 | ||
tamoxifen [no description available] | 7.21 | 1 | 0 | stilbenoid; tertiary amino compound | angiogenesis inhibitor; antineoplastic agent; bone density conservation agent; EC 1.2.3.1 (aldehyde oxidase) inhibitor; EC 2.7.11.13 (protein kinase C) inhibitor; estrogen antagonist; estrogen receptor antagonist; estrogen receptor modulator |
nadp [no description available] | 2 | 1 | 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) | 2.07 | 1 | 0 | ||
valinomycin Valinomycin: A cyclododecadepsipeptide ionophore antibiotic produced by Streptomyces fulvissimus and related to the enniatins. It is composed of 3 moles each of L-valine, D-alpha-hydroxyisovaleric acid, D-valine, and L-lactic acid linked alternately to form a 36-membered ring. (From Merck Index, 11th ed) Valinomycin is a potassium selective ionophore and is commonly used as a tool in biochemical studies.. valinomycin : A twelve-membered cyclodepsipeptide composed of three repeating D-alpha-hydroxyisovaleryl-D-valyl-L-lactoyl-L-valyl units joined in sequence. An antibiotic found in several Streptomyces strains. | 2.66 | 3 | 0 | cyclodepsipeptide; macrocycle | antimicrobial agent; antiviral agent; bacterial metabolite; potassium ionophore |
maraviroc [no description available] | 2.03 | 1 | 0 | tropane alkaloid | |
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. | 5.46 | 20 | 0 | alkali metal atom | |
quinine [no description available] | 2.07 | 1 | 0 | cinchona alkaloid | antimalarial; muscle relaxant; non-narcotic analgesic |
c,n-diphenylnitrone C,N-diphenylnitrone: structure in first source | 2.03 | 1 | 0 | ||
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. | 2.05 | 1 | 0 | ||
dipyrromethene dipyrromethene: structure in first source. dipyrrin : A dipyrrin that consists of pyrrole bearing a pyrrol-2-ylidenemethyl substituent at the 2-position. | 2.46 | 2 | 0 | dipyrrins | |
cytellin cytellin: a phytosterol preparation of mainly B-sitosterol, that was marketed by Eli Lilly to lower cholesterol 1957 to 1982 | 1.96 | 1 | 0 | ||
ovalbumin Ovalbumin: An albumin obtained from the white of eggs. It is a member of the serpin superfamily. | 2.36 | 2 | 0 | ||
2,4-dinitrophenylhydrazine 2,4-dinitrophenylhydrazine: structure. 2,4-dinitrophenylhydrazine : A C-nitro compound that is phenylhydrazine substituted at the 2- and 4-positions by nitro groups. | 2.05 | 1 | 0 | C-nitro compound; phenylhydrazines | reagent |
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. | 2.38 | 2 | 0 | ||
4-benzyl-2-methyl-1,2,4-thiadiazolidine-3,5-dione 4-benzyl-2-methyl-1,2,4-thiadiazolidine-3,5-dione: a GSK3beta inhibitor. TDZD-8 : A member of the class of thiadiazolidines that is 1,2,4-thiadiazolidine-3,5-dione which is substituted by a methyl group at position 2 and by a benzyl group at position 4. It is a non-ATP competitive inhibitor of glycogen synthase kinase 3beta (GSK3beta). An experimental compound which was being developed for the potential treatment of Alzheimer's disease. | 3.56 | 1 | 1 | benzenes; thiadiazolidine | anti-inflammatory agent; antineoplastic agent; apoptosis inducer; EC 2.7.11.26 (tau-protein kinase) inhibitor; neuroprotective agent |
sodium borohydride sodium borohydride: RN given refers to parent cpd | 8.51 | 8 | 0 | inorganic sodium salt; metal tetrahydridoborate | |
quercetin [no description available] | 2.13 | 1 | 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] | 2.5 | 2 | 0 | biladienes; dicarboxylic acid | antioxidant; human metabolite; mouse metabolite |
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 | 1 | 0 | octadecadienoic acid; omega-6 fatty acid | algal metabolite; Daphnia galeata metabolite; plant metabolite |
calcitriol dihydroxy-vitamin D3: as a major in vitro metabolite of 1alpha,25-dihydroxyvitamin D3, produced in primary cultures of neonatal human keratinocytes | 2.01 | 1 | 0 | D3 vitamins; hydroxycalciol; triol | antineoplastic agent; antipsoriatic; bone density conservation agent; calcium channel agonist; calcium channel modulator; hormone; human metabolite; immunomodulator; metabolite; mouse metabolite; nutraceutical |
vitamin k semiquinone radical vitamin K semiquinone radical: found in active preparations of vitamin K-dependent carboxylase. vitamin K : Any member of a group of fat-soluble 2-methyl-1,4-napthoquinones that exhibit biological activity against vitamin K deficiency. Vitamin K is required for the synthesis of prothrombin and certain other blood coagulation factors. | 2.35 | 2 | 0 | ||
11-cis-retinal Rhodopsin: A purplish-red, light-sensitive pigment found in RETINAL ROD CELLS of most vertebrates. It is a complex consisting of a molecule of ROD OPSIN and a molecule of 11-cis retinal (RETINALDEHYDE). Rhodopsin exhibits peak absorption wavelength at about 500 nm.. 11-cis-retinal : A retinal having 2E,4Z,6E,8E-double bond geometry. | 3.46 | 2 | 0 | retinal | chromophore; human metabolite; mouse metabolite |
hymecromone Hymecromone: A coumarin derivative possessing properties as a spasmolytic, choleretic and light-protective agent. It is also used in ANALYTICAL CHEMISTRY TECHNIQUES for the determination of NITRIC ACID. | 2.11 | 1 | 0 | hydroxycoumarin | antineoplastic agent; hyaluronic acid synthesis inhibitor |
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. | 1.95 | 1 | 0 | 3beta-hydroxy-Delta(5)-steroid; 3beta-sterol; phytosterols; stigmastane sterol | plant metabolite |
echinenone echinenone: structure in first source. echinenone : A carotenone that is beta-carotene in which the 4 position has undergone formal oxidation to afford the corresponding ketone. Isolated as orange-red crystals, it is widely distributed in marine invertebrates. | 2.02 | 1 | 0 | carotenone | animal metabolite; bacterial metabolite; cofactor; marine metabolite |
maytansine Maytansine: An ansa macrolide isolated from the MAYTENUS genus of East African shrubs.. maytansine : An organic heterotetracyclic compound and 19-membered macrocyclic lactam antibiotic originally isolated from the Ethiopian shrub Maytenus serrata but also found in other Maytenus species. It exhibits cytotoxicity against many tumour cell lines. | 2.21 | 1 | 0 | alpha-amino acid ester; carbamate ester; epoxide; maytansinoid; organic heterotetracyclic compound; organochlorine compound | antimicrobial agent; antimitotic; antineoplastic agent; plant metabolite; tubulin modulator |
coenzyme q10 coenzyme Q10: Ubiquinone ring with a chain of 10 isoprene units; redox equilibrium with ubiqunol serving in mitochondrial inner membrane to transfer electrons; presence during reconstitution of acetylcholine receptor into phospholipid vesicles yields vesicles active in catalyzing carbamylcholine-sensitive Na+ flux; coenzyme Q10 depletion has been noted with use of statins. coenzyme Q10 : A ubiquinone having a side chain of 10 isoprenoid units. In the naturally occurring isomer, all isoprenyl double bonds are in the E- configuration. | 3.56 | 1 | 1 | ubiquinones | antioxidant; ferroptosis inhibitor; human metabolite |
ubiquinone 8 [no description available] | 3.56 | 1 | 1 | ubiquinones | biomarker |
menaquinone 6 menaquinone 6: RN given refers to (all-E)-isomer | 3.56 | 1 | 1 | ||
menaquinone 7 menaquinone-7 : A menaquinone whose side-chain contains seven isoprene units in an all-trans-configutation. | 3.56 | 1 | 1 | menaquinone | bone density conservation agent; cofactor; Escherichia coli metabolite; human blood serum metabolite; Mycoplasma genitalium metabolite |
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. | 2.34 | 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 |
2-methylthio-atp 2-methylthio-ATP: purinergic receptors agonist; relaxes mammalian gut preparations; structure given in first source | 2.03 | 1 | 0 | ||
preclamol preclamol: centrally acting dopamine receptor agonist with selectivity for autoreceptors | 2.11 | 1 | 0 | ||
lysophosphatidylcholines lysophosphatidylcholine : An acylglycerophosphocholine resulting from partial hydrolysis of a phosphatidylcholine, which removes one of the fatty acyl groups. The structure is depicted in the image where R1 = acyl, R2 = H or where R1 = H, R2 = acyl. | 2.05 | 1 | 0 | 1-O-acyl-sn-glycero-3-phosphocholine | |
cytochalasin b Cytochalasin B: A cytotoxic member of the CYTOCHALASINS.. cytochalasin B : An organic heterotricyclic compound, that is a mycotoxin which is cell permeable an an inhibitor of cytoplasmic division by blocking the formation of contractile microfilaments. | 2 | 1 | 0 | cytochalasin; lactam; lactone; organic heterotricyclic compound | actin polymerisation inhibitor; metabolite; mycotoxin; platelet aggregation inhibitor |
ximenynic acid ximenynic acid: isolated from Santalum accuminatum; structure given in first source; RN given refers to (E)-isomer (santalbic acid) | 2.01 | 1 | 0 | long-chain fatty acid | |
12-hydroxy-5,8,10-heptadecatrienoic acid 12-hydroxy-5,8,10-heptadecatrienoic acid: metabolite of arachidonic acid in blood platelet suspension; RN given refers to cpd without isomeric designation | 2.13 | 1 | 0 | hydroxy polyunsaturated fatty acid; long-chain fatty acid; trienoic fatty acid | metabolite |
biliverdine [no description available] | 2.78 | 3 | 0 | ||
cannabigerol cannabigerol: RN given refers to (E)-isomer; structure given in first source. cannabigerol : A member of the class of resorcinols that is resorcinol which is substituted by a (2E)-3,7-dimethylocta-2,6-dien-1-yl group at position 2 and by a pentyl group at position 5. It is a natural product found in Cannabis sativa and Helichrysum species. | 1.99 | 1 | 0 | phytocannabinoid; resorcinols | anti-inflammatory agent; antibacterial agent; antioxidant; appetite enhancer; cannabinoid receptor agonist; neuroprotective agent; plant metabolite |
caryophyllene caryophyllene: RN given refers to cpd without isomeric designation; structure given in first source | 2.05 | 1 | 0 | ||
lead Lead: A soft, grayish metal with poisonous salts; atomic number 82, atomic weight 207.2, symbol Pb. | 2.75 | 3 | 0 | carbon group element atom; elemental lead; metal atom | neurotoxin |
tin [no description available] | 2.44 | 2 | 0 | carbon group element atom; elemental tin; metal atom | micronutrient |
antimony Antimony: A metallic element that has the atomic symbol Sb, atomic number 51, and atomic weight 121.75. It is used as a metal alloy and as medicinal and poisonous salts. It is toxic and an irritant to the skin and the mucous membranes. | 2.42 | 2 | 0 | metalloid atom; pnictogen | |
cesium Cesium: A member of the alkali metals. It has an atomic symbol Cs, atomic number 50, and atomic weight 132.91. Cesium has many industrial applications, including the construction of atomic clocks based on its atomic vibrational frequency. | 2.4 | 2 | 0 | alkali metal atom | |
aluminum Aluminum: A metallic element that has the atomic number 13, atomic symbol Al, and atomic weight 26.98. | 8.62 | 9 | 0 | boron group element atom; elemental aluminium; metal atom | |
strontium Strontium: An element of the alkaline earth family of metals. It has the atomic symbol Sr, atomic number 38, and atomic weight 87.62. | 3.56 | 1 | 1 | alkaline earth metal atom | |
bismuth Bismuth: A metallic element that has the atomic symbol Bi, and atomic number 83. Its principal isotope is Bismuth 209. | 2.21 | 1 | 0 | metal atom; pnictogen | |
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) | 3.52 | 8 | 0 | metalloid atom; pnictogen | micronutrient |
indium Indium: A metallic element, atomic number 49, atomic weight 114.818, symbol In. It is named from its blue line in the spectrum.. indium atom : A metallic element first identified and named from the brilliant indigo (Latin indicum) blue line in its flame spectrum. | 4.34 | 3 | 0 | boron group element atom | |
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. | 2.46 | 2 | 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. | 9.75 | 9 | 0 | chalcogen; nonmetal atom | macronutrient |
fumarates Fumarates: Compounds based on fumaric acid.. fumarate(2-) : A C4-dicarboxylate that is the E-isomer of but-2-enedioate(2-) | 1.95 | 1 | 0 | butenedioate; C4-dicarboxylate | human metabolite; metabolite; Saccharomyces cerevisiae metabolite |
cysteine Cysteine: A thiol-containing non-essential amino acid that is oxidized to form CYSTINE.. L-cysteinium : The L-enantiomer of cysteinium.. cysteine : A sulfur-containing amino acid that is propanoic acid with an amino group at position 2 and a sulfanyl group at position 3. | 2.02 | 1 | 0 | cysteinium | fundamental metabolite |
silicon Silicon: A trace element that constitutes about 27.6% of the earth's crust in the form of SILICON DIOXIDE. It does not occur free in nature. Silicon has the atomic symbol Si, atomic number 14, and atomic weight [28.084; 28.086]. | 8.33 | 6 | 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. | 8.82 | 11 | 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. | 8.29 | 100 | 0 | boron group element atom; metalloid atom; nonmetal atom | micronutrient |
carbocyanines Carbocyanines: Compounds that contain three methine groups. They are frequently used as cationic dyes used for differential staining of biological materials. | 2.08 | 1 | 0 | cyanine dye; organic iodide salt | fluorochrome |
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. | 2.74 | 3 | 0 | chalcogen; nonmetal atom | micronutrient |
tellurium Tellurium: An element that is a member of the chalcogen family. It has the atomic symbol Te, atomic number 52, and atomic weight 127.60. It has been used as a coloring agent and in the manufacture of electrical equipment. Exposure may cause nausea, vomiting, and CNS depression. | 2.48 | 2 | 0 | chalcogen; metalloid atom | |
boron oxide boron oxide: RN given refers to B2O3 | 2.1 | 1 | 0 | boron oxide | |
9-borabicyclo(3,3,1)nonane [no description available] | 2.17 | 1 | 0 | ||
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. | 2.37 | 2 | 0 | ||
antimycin a Antimycin A: An antibiotic substance produced by Streptomyces species. It inhibits mitochondrial respiration and may deplete cellular levels of ATP. Antimycin A1 has been used as a fungicide, insecticide, and miticide. (From Merck Index, 12th ed). antimycin A : A nine-membered bis-lactone having methyl substituents at the 2- and 6-positions, an n-hexyl substituent at the 8-position, an acyloxy substituent at the 7-position and an aroylamido substituent at the 3-position. It is produced by Streptomyces bacteria and has found commercial use as a fish poison. | 2.64 | 3 | 0 | amidobenzoic acid | |
carboprostacyclin carboprostacyclin: potent stable prostacyclin analog which inhibits platelet aggretation; do not confuse with carboprost (15-methyl-PGF2alpha); RN given refers to (3aS-(2Z,3aalpha,4alpha(1E,R*),5beta,6aalpha))-isomer; structure given in first source | 2.15 | 1 | 0 | prostanoid | |
1,2-dioleoyloxy-3-(trimethylammonium)propane 1,2-dioleoyloxy-3-(trimethylammonium)propane: fluorescent probe for phospholipids; RN & structure given in first source | 2.02 | 1 | 0 | ||
amphidinolide f amphidinolide F: cytotoxic macrolide from the marine dinoflagellate Amphidinium sp. | 2.05 | 1 | 0 | ||
amphidinolide c amphidinolide C: a potent cytotoxic 25-membered macrolide from marine dinoflagellate Amphidinium sp.; structure in first source | 2.46 | 2 | 0 | ||
oxepins Oxepins: Compounds based on a 7-membered heterocyclic ring including an oxygen. They can be considered a medium ring ether. A natural source is the MONTANOA plant genus. Some dibenzo-dioxepins, called depsidones, are found in GARCINIA plants. | 2.03 | 1 | 0 | ||
n-acetylmannosaminuronic acid [no description available] | 3.16 | 1 | 0 | ||
morphinans Morphinans: Compounds based on a partially saturated iminoethanophenanthrene, which can be described as ethylimino-bridged benzo-decahydronaphthalenes. They include some of the OPIOIDS found in PAPAVER that are used as ANALGESICS. | 1.94 | 1 | 0 | isoquinoline alkaloid fundamental parent; morphinane alkaloid | |
fostriecin fostriecin: compound contains a conjugated triene and an unsaturated lactone; from Streptomyces pulveraceus; structure given in second source. fostriecin : A structurally unique, naturally-occurring phosphate monoester isolated from the soil bacterium Streptomyces pulveraceus. It inhibits DNA topoisomerase II as well as several protein phosphatase including PP2A and PPA4, and exhibits potent antitumor activity against several cancer cell lines. | 2.1 | 1 | 0 | 2-pyranones; olefinic compound; phosphate monoester; polyketide; primary allylic alcohol; secondary allylic alcohol; triol | antineoplastic agent; apoptosis inhibitor; bacterial metabolite; EC 3.1.3.16 (phosphoprotein phosphatase) inhibitor; topoisomerase II inhibitor |
bornyl acetate [no description available] | 2.04 | 1 | 0 | acetate ester; monoterpenoid | |
isoborneol isoborneol: RN given refers to cpd without isomeric designation; structure | 2.45 | 2 | 0 | borneol | |
cholanic acid cholanic acid: RN given refers to parent cpd without isomer designation. cholanic acid : A steroid acid that consists of cholane having a carboxy group in place of the methyl group at position 24.. colanic acid : A polyanionic heteropolysaccharide containing a repeat unit with D-glucose, L-fucose, D-galactose, and D-glucuronic acid sugars that are non-stoichiometrically decorated with O-acetyl and pyruvate side-chains | 1.98 | 1 | 0 | cholanic acids | |
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. | 2.49 | 2 | 0 | ||
zeolites [no description available] | 2.07 | 1 | 0 | ||
leucettamine b leucettamine B: a protein kinase inhibitor isolated from the marine sponge Leucetta microraphis; structure in first source | 2.25 | 1 | 0 | ||
phosphoramidite phosphoramidite: structure in first source. phosphoramidite : A compound with the general formula (RO)2PNR2. Phosphoramidites can be regarded as phosphites that have an NR2 instead of an OH group, or as amides of phosphorous acid. | 2.77 | 3 | 0 | ||
pyridine borane pyridine borane: reduces tryptophan to dihydrotryptophan; inactivates lysozyme in trifluoroacetic acid | 2.39 | 2 | 0 | ||
oxadiazoles Oxadiazoles: Compounds containing five-membered heteroaromatic rings containing two carbons, two nitrogens, and one oxygen atom which exist in various regioisomeric forms. | 2.03 | 1 | 0 | ||
pyridine triphenylborane pyridine triphenylborane: an antifouling biocide | 3.47 | 7 | 0 | ||
ribose ribopyranose : The pyranose form of ribose. | 2.03 | 1 | 0 | D-ribose; ribopyranose | |
acebutolol alpha-D-glucosyl-(1->4)-alpha-D-mannose : An alpha-D-glucosyl-(1->4)-D-mannopyranose in which the anomeric hydroxy group has alpha configuration. | 2.08 | 1 | 0 | alpha-D-glucosyl-(1->4)-D-mannopyranose | |
gomphoside gomphoside: RN given refers to (2alpha(2S,3S,4R,6R),3beta,5alpha)-isomer; structure given in first source | 3.16 | 1 | 0 | ||
tavaborole tavaborole: has antifungal activity; structure in first source. tavaborole : A member of the class of benzoxaboroles that is 1,3-dihydro-1-hydroxy-2,1-benzoxaborole substituted at position 5 by a fluoro group. A topical antifungal agent used for the treatment of onychomycosis (fungal infection of the toenails and fingernails). | 2.08 | 1 | 0 | benzoxaborole; organofluorine compound | antifungal agent; EC 6.1.1.4 (leucine--tRNA ligase) inhibitor; protein synthesis inhibitor |
apremilast [no description available] | 3.56 | 1 | 1 | aromatic ether; N-acetylarylamine; phthalimides; sulfone | non-steroidal anti-inflammatory drug; phosphodiesterase IV inhibitor |
chlorophyll b [no description available] | 2.06 | 1 | 0 | chlorophyll | cofactor |
losartan potassium Erythropoietin: Glycoprotein hormone, secreted chiefly by the KIDNEY in the adult and the LIVER in the FETUS, that acts on erythroid stem cells of the BONE MARROW to stimulate proliferation and differentiation. | 3.56 | 1 | 1 | ||
n-acetylmannosamine N-acetylmannosamine: RN given refers to cpd without isomeric designation. N-acetylmannosamine : Any mannosamine carrying an N-acetyl substituent | 4.99 | 2 | 1 | ||
ferryl iron [no description available] | 2.41 | 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. | 1.95 | 1 | 0 | ||
titanocene titanocene: C10-H10-Ti. titanocene : A bis(eta(5)-cyclopentadienyl)metal(II) having Ti(II) as the metal(II) species. The parent of the class of titanonocenes. | 2.06 | 1 | 0 | ||
diborane diborane: reduces heterocyclic cpds. diborane : Boranes containing only two B atoms, linked either directly by a B-B bond or via hydrogen bridging atoms. | 7.63 | 3 | 0 | ||
deoxoartemisinin deoxoartemisinin: structure given in first source | 1.99 | 1 | 0 | ||
pentaborane [no description available] | 5.34 | 19 | 0 | ||
nad NAD(1-) : An anionic form of nicotinamide adenine dinucleotide arising from deprotonation of the two OH groups of the diphosphate moiety. | 2.89 | 4 | 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. | 3.62 | 2 | 0 | ||
schweinfurthin g schweinfurthin G: structure in first source. schweinfurthin G : A stilbenoid that is the 3-deoxy derivative of vedelianin. Isolated from Macaranga alnifolia, it exhibits cytotoxic activity. | 2.04 | 1 | 0 | cyclic ether; organic heterotricyclic compound; resorcinols; stilbenoid | antineoplastic agent; metabolite |
thymosin beta(4) thymosin beta(4): biological active peptide present in thymosin fractions 5 & 5A; participates in the regulation, differentiation & function of thymus-derived lymphocytes & may also act directly or indirectly on macrophages & other cells involved in cell-mediated immunity | 2.21 | 1 | 0 | ||
neuropeptide y Neuropeptide Y: A 36-amino acid peptide present in many organs and in many sympathetic noradrenergic neurons. It has vasoconstrictor and natriuretic activity and regulates local blood flow, glandular secretion, and smooth muscle activity. The peptide also stimulates feeding and drinking behavior and influences secretion of pituitary hormones. | 8.05 | 4 | 0 | ||
sboa protein, bacillus subtilis sboA protein, Bacillus subtilis: 35-amino acid cyclic peptide with three cysteine bridges from Bacillus subtilis 168; peptide from Bacillus amyloliquefaciens is idential to that from B. subtilis; has bacteriocidal activity against some Gram-positive bacteria such as Listeria, some species of Bacillus and E.faecium; GenBank AJ430547 | 2.02 | 1 | 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. | 3.56 | 1 | 1 | ||
oligonucleotides [no description available] | 5 | 12 | 0 | ||
cellulose DEAE-Cellulose: Cellulose derivative used in chromatography, as ion-exchange material, and for various industrial applications. | 2.7 | 3 | 0 | glycoside | |
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) | 2.17 | 1 | 0 | ||
phosphatidylcholines Phosphatidylcholines: Derivatives of PHOSPHATIDIC ACIDS in which the phosphoric acid is bound in ester linkage to a CHOLINE moiety. | 3.24 | 6 | 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. | 2.66 | 3 | 0 | chlorophyll; methyl ester | cofactor |
bi(otf)3 Bi(OTf)3: structure in first source | 2.01 | 1 | 0 | ||
schweinfurthin f schweinfurthin F: structure in first source. schweinfurthin F : A stilbenoid isolated from Macaranga alnifolia and has been shown to exhibit cytotoxic activity. | 2.04 | 1 | 0 | cyclic ether; organic heterotricyclic compound; resorcinols; stilbenoid | metabolite |
ubiquinone Ubiquinone: A lipid-soluble benzoquinone which is involved in ELECTRON TRANSPORT in mitochondrial preparations. The compound occurs in the majority of aerobic organisms, from bacteria to higher plants and animals. | 3.56 | 1 | 1 | ||
aminoindanol aminoindanol: structure in first source | 2.08 | 1 | 0 | ||
sodium cyanoborohydride sodium cyanoborohydride: reagent for preparing biologically active nitroxides | 2.4 | 2 | 0 | ||
sapogenins Sapogenins: The aglucon moiety of a saponin molecule. It may be triterpenoid or steroid, usually spirostan, in nature. | 3.48 | 7 | 0 | ||
amphidinolide b amphidinolide B1: from Amphidinium sp.; structure in first source | 2.02 | 1 | 0 | ||
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. | 2.76 | 3 | 0 | inorganic sodium salt; nitrite salt | antidote to cyanide poisoning; antihypertensive agent; antimicrobial food preservative; food antioxidant; poison |
stearates Stearates: Salts and esters of the 18-carbon saturated, monocarboxylic acid--stearic acid. | 1.95 | 1 | 0 | ||
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 | ||
4,4-difluoro-4-bora-3a,4a-diaza-s-indacene [no description available] | 2.99 | 4 | 0 | BODIPY compound | |
cardiovascular agents Cardiovascular Agents: Agents that affect the rate or intensity of cardiac contraction, blood vessel diameter, or blood volume. | 2.41 | 2 | 0 | ||
nitrogenase Nitrogenase: An enzyme system that catalyzes the fixing of nitrogen in soil bacteria and blue-green algae (CYANOBACTERIA). EC 1.18.6.1. | 2.08 | 1 | 0 | ||
glycolipids [no description available] | 4.06 | 3 | 1 | ||
piperidines Piperidines: A family of hexahydropyridines. | 3.32 | 6 | 0 | ||
thymosin Thymosin: Thymosin. A family of heat-stable, polypeptide hormones secreted by the thymus gland. Their biological activities include lymphocytopoiesis, restoration of immunological competence and enhancement of expression of T-cell characteristics and function. They have therapeutic potential in patients having primary or secondary immunodeficiency diseases, cancer or diseases related to aging. | 2.21 | 1 | 0 | ||
an2728 crisaborole: NSAID, Dermatologic Agent; structure in first source. crisaborole : A member of the class of benzoxaboroles that is 5-hydroxy-1,3-dihydro-2,1-benzoxaborole in which the phenolic hydrogen has been replaced by a 4-cyanophenyl group. A phosphodiesterase 4 inhibitor that is used for treatment of mild to moderate atopic dermatitis in children and adults. | 2.08 | 1 | 0 | aromatic ether; benzoxaborole; nitrile | antipsoriatic; non-steroidal anti-inflammatory drug; phosphodiesterase IV inhibitor |
11-nor-delta(9)-tetrahydrocannabinol-9-carboxylic acid 11-nor-delta(9)-tetrahydrocannabinol-9-carboxylic acid: RN given refers to cpd without isomeric designation; a major acidic metabolite of tetrahydrocannabinol in human urine | 1.98 | 1 | 0 | 1-benzopyran | |
p(1),p(5)-di(adenosine-5'-)pentaphosphate P(1),P(5)-di(adenosine-5'-)pentaphosphate: structure. P(1),P(5)-bis(5'-adenosyl) pentaphosphate(5-) : An organophosphate oxoanion arising from global deprotonation of the pentaphosphate OH groups of P(1),P(5)-bis(5'-adenosyl) pentaphosphate. | 2.05 | 1 | 0 | organophosphate oxoanion | |
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. | 4.23 | 5 | 0 | ||
ascorbic acid Ascorbic Acid: A six carbon compound related to glucose. It is found naturally in citrus fruits and many vegetables. Ascorbic acid is an essential nutrient in human diets, and necessary to maintain connective tissue and bone. Its biologically active form, vitamin C, functions as a reducing agent and coenzyme in several metabolic pathways. Vitamin C is considered an antioxidant.. L-ascorbic acid : The L-enantiomer of ascorbic acid and conjugate acid of L-ascorbate.. L-ascorbate : The L-enantiomer of ascorbate and conjugate base of L-ascorbic acid, arising from selective deprotonation of the 3-hydroxy group. Required for a range of essential metabolic reactions in all animals and plants.. vitamin C : Any member of a group of vitamers that belong to the chemical structural class called butenolides that exhibit biological activity against vitamin C deficiency in animals. The vitamers include L-ascorbic acid and its salt, ionized and oxidized forms. | 2.38 | 2 | 0 | ascorbic acid; vitamin C | coenzyme; cofactor; flour treatment agent; food antioxidant; food colour retention agent; geroprotector; plant metabolite; skin lightening agent |
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. | 3.87 | 3 | 0 | benzenes; hydroxycoumarin; methyl ketone | |
4-hydroxycoumarin 2-hydroxychromone: structure | 2.03 | 1 | 0 | hydroxycoumarin | |
epidermal growth factor Epidermal Growth Factor: A 6-kDa polypeptide growth factor initially discovered in mouse submaxillary glands. Human epidermal growth factor was originally isolated from urine based on its ability to inhibit gastric secretion and called urogastrone. Epidermal growth factor exerts a wide variety of biological effects including the promotion of proliferation and differentiation of mesenchymal and EPITHELIAL CELLS. It is synthesized as a transmembrane protein which can be cleaved to release a soluble active form. | 2.01 | 1 | 0 | ||
oxazaborolidinone oxazaborolidinone: structure in first source | 4.91 | 6 | 0 | ||
oligomycins Oligomycins: A closely related group of toxic substances elaborated by various strains of Streptomyces. They are 26-membered macrolides with lactone moieties and double bonds and inhibit various ATPases, causing uncoupling of phosphorylation from mitochondrial respiration. Used as tools in cytochemistry. Some specific oligomycins are RUTAMYCIN, peliomycin, and botrycidin (formerly venturicidin X). | 2.64 | 3 | 0 | ||
phthalocyanine phthalocyanine : A tetrapyrrole fundamental parent that consists of four isoindole-type units, with the connecting carbon atoms in the macrocycle replaced by nitrogen. | 2.21 | 1 | 0 | phthalocyanines; tetrapyrrole fundamental parent | |
tetraphenylporphine tetraphenylporphyrin: structure in first source | 2.42 | 2 | 0 | ||
dodecaborate dodecaborate: RN given for disodium salt; structure in first source | 3.85 | 3 | 0 | ||
cyclosporine Cyclosporine: A cyclic undecapeptide from an extract of soil fungi. It is a powerful immunosupressant with a specific action on T-lymphocytes. It is used for the prophylaxis of graft rejection in organ and tissue transplantation. (From Martindale, The Extra Pharmacopoeia, 30th ed). | 2.21 | 1 | 0 | ||
apyrase Apyrase: A calcium-activated enzyme that catalyzes the hydrolysis of ATP to yield AMP and orthophosphate. It can also act on ADP and other nucleoside triphosphates and diphosphates. EC 3.6.1.5. | 2.01 | 1 | 0 | ||
thromboplastin Thromboplastin: Constituent composed of protein and phospholipid that is widely distributed in many tissues. It serves as a cofactor with factor VIIa to activate factor X in the extrinsic pathway of blood coagulation. | 2.1 | 1 | 0 | ||
muramidase Muramidase: A basic enzyme that is present in saliva, tears, egg white, and many animal fluids. It functions as an antibacterial agent. The enzyme catalyzes the hydrolysis of 1,4-beta-linkages between N-acetylmuramic acid and N-acetyl-D-glucosamine residues in peptidoglycan and between N-acetyl-D-glucosamine residues in chitodextrin. EC 3.2.1.17. | 2.64 | 3 | 0 | ||
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. | 2.42 | 2 | 0 | 3',5'-cyclic purine nucleotide; guanyl ribonucleotide | Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
deoxyguanosine [no description available] | 1.98 | 1 | 0 | purine 2'-deoxyribonucleoside; purines 2'-deoxy-D-ribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
guanosine monophosphate Guanosine Monophosphate: A guanine nucleotide containing one phosphate group esterified to the sugar moiety and found widely in nature.. guanosine 5'-monophosphate : A purine ribonucleoside 5'-monophosphate having guanine as the nucleobase. | 2 | 1 | 0 | guanosine 5'-phosphate; purine ribonucleoside 5'-monophosphate | biomarker; Escherichia coli metabolite; metabolite; mouse metabolite |
guanosine triphosphate Guanosine Triphosphate: Guanosine 5'-(tetrahydrogen triphosphate). A guanine nucleotide containing three phosphate groups esterified to the sugar moiety. | 2.74 | 3 | 0 | guanosine 5'-phosphate; purine ribonucleoside 5'-triphosphate | Escherichia coli metabolite; mouse metabolite; uncoupling protein inhibitor |
guanine [no description available] | 3.87 | 2 | 1 | 2-aminopurines; oxopurine; purine nucleobase | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
inosine [no description available] | 2 | 1 | 0 | inosines; purines D-ribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
sapropterin sapropterin: RN given refers to parent cpd; co-factor required for catalytic activity of nitric oxide synthases. (6R)-5,6,7,8-tetrahydrobiopterin : A 5,6,7,8-tetrahydrobiopterin in which the stereocentre at position 6 has R-configuration.. sapropterin : A tetrahydropterin that is 2-amino-5,6,7,8-tetrahydropteridin-4(3H)-one in which a hydrogen at position 6 is substituted by a 1,2-dihydroxypropyl group (6R,1'R,2'S-enantiomer). | 2.05 | 1 | 0 | 5,6,7,8-tetrahydrobiopterin | coenzyme; cofactor; diagnostic agent; human 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. | 2.47 | 2 | 0 | folic acids; N-acyl-amino acid | human metabolite; mouse metabolite; nutrient |
tetra-(4-aminophenyl)porphyrin [no description available] | 2 | 1 | 0 | ||
tirapazamine Tirapazamine: A triazine derivative that introduces breaks into DNA strands in hypoxic cells, sensitizing tumor cells to the cytotoxic activity of other drugs and radiation.. tirapazamine : A member of the class of benzotriazines that is 1,2,4-benzotriazine carrying an amino substituent at position 3 and two oxido substituents at positions 1 and 4. | 2.41 | 2 | 0 | aromatic amine; benzotriazines; N-oxide | antibacterial agent; antineoplastic agent; apoptosis inducer |
5,6,7,8-tetrahydrofolic acid 5,6,7,8-tetrahydrofolic acid: RN given refers to (DL)-isomer | 2.02 | 1 | 0 | tetrahydrofolic acid | |
chlorophyll d chlorophyll d: RN given refers to the (SP-4-2-(3S-(3alpha(2E,7S*,11S*),4beta,21beta)))-isomer | 2.06 | 1 | 0 | ||
7-methylguanosine triphosphate [no description available] | 2.11 | 1 | 0 | guanosine 5'-phosphate | |
cyanine dye 3 cyanine dye 3: structures of Cy3 derivatives given in first source | 2.08 | 1 | 0 | ||
cephalostatin i cephalostatin I: two steroid units are annulated to a 1,4-pyrazine ring; RN given for (3'R-(3'alpha(R*),4'alpha,4'abeta,6'balpha,8'abeta,11'aalpha,11'bbeta,13'alpha,13'aalpha,13'bbeta,14'beta,15'alpha(3*R*,5''S*),16'abeta,17'balpha,19'abeta,22'aalpha,22'bbeta,24'aR'*))-isomer; structure in first source | 2.46 | 2 | 0 | ||
eye [no description available] | 2.42 | 2 | 0 | ||
lacticin 481 lacticin 481: amino acid sequence given in first source; a lantibiotic; GenBank X71410 (L. lactis) | 2.02 | 1 | 0 | ||
carbidopa Carbidopa: An inhibitor of DOPA DECARBOXYLASE that prevents conversion of LEVODOPA to dopamine. It is used in PARKINSON DISEASE to reduce peripheral adverse effects of LEVODOPA. It has no anti-parkinson activity by itself.. carbidopa : The hydrate of 3-(3,4-dihydroxyphenyl)propanoic acid in which the hydrogens alpha- to the carboxyl group are substituted by hydrazinyl and methyl groups (S-configuration). Carbidopa is a dopa decarboxylase inhibitor, so prevents conversion of levodopa to dopamine. It has no antiparkinson activity by itself, but is used in the management of Parkinson's disease to reduce peripheral adverse effects of levodopa. | 1.95 | 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. | 2.17 | 1 | 0 | ||
tetrafluoroaluminate tetrafluoroaluminate: induces inositol phosphate formation | 2.13 | 1 | 0 | ||
phenanthrenes Phenanthrenes: POLYCYCLIC AROMATIC HYDROCARBONS composed of three fused BENZENE rings.. phenanthrenes : Any benzenoid aromatic compound that consists of a phenanthrene skeleton and its substituted derivatives thereof. | 2.58 | 2 | 0 |
Condition | Indicated | Relationship Strength | Studies | Trials |
---|---|---|---|---|
Carcinoma, Anaplastic [description not available] | 0 | 2.94 | 4 | 0 |
Cancer of Colon [description not available] | 0 | 3.19 | 5 | 0 |
Carcinoma A malignant neoplasm made up of epithelial cells tending to infiltrate the surrounding tissues and give rise to metastases. It is a histological type of neoplasm and not a synonym for cancer. | 0 | 2.94 | 4 | 0 |
Colonic Neoplasms Tumors or cancer of the COLON. | 0 | 3.19 | 5 | 0 |
Hepatocellular Carcinoma [description not available] | 0 | 2.73 | 3 | 0 |
Cancer of Liver [description not available] | 0 | 2.72 | 3 | 0 |
Carcinoma, Hepatocellular A primary malignant neoplasm of epithelial liver cells. It ranges from a well-differentiated tumor with EPITHELIAL CELLS indistinguishable from normal HEPATOCYTES to a poorly differentiated neoplasm. The cells may be uniform or markedly pleomorphic, or form GIANT CELLS. Several classification schemes have been suggested. | 0 | 2.73 | 3 | 0 |
Liver Neoplasms Tumors or cancer of the LIVER. | 0 | 2.72 | 3 | 0 |
Rheumatoid Arthritis [description not available] | 0 | 2.6 | 1 | 0 |
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. | 0 | 2.6 | 1 | 0 |
Benign Neoplasms [description not available] | 0 | 6.78 | 26 | 0 |
Neoplasms New abnormal growth of tissue. Malignant neoplasms show a greater degree of anaplasia and have the properties of invasion and metastasis, compared to benign neoplasms. | 0 | 6.78 | 26 | 0 |
Adenocarcinoma, Basal Cell [description not available] | 0 | 3.14 | 5 | 0 |
Adenocarcinoma A malignant epithelial tumor with a glandular organization. | 0 | 3.14 | 5 | 0 |
Recrudescence [description not available] | 0 | 2.21 | 1 | 0 |
Breast Cancer [description not available] | 0 | 3.81 | 10 | 0 |
Innate Inflammatory Response [description not available] | 0 | 4.85 | 7 | 0 |
Experimental Mammary Neoplasms [description not available] | 0 | 3.12 | 5 | 0 |
Breast Neoplasms Tumors or cancer of the human BREAST. | 0 | 3.81 | 10 | 0 |
Inflammation A pathological process characterized by injury or destruction of tissues caused by a variety of cytologic and chemical reactions. It is usually manifested by typical signs of pain, heat, redness, swelling, and loss of function. | 0 | 4.85 | 7 | 0 |
Fatty Liver, Nonalcoholic [description not available] | 0 | 2.25 | 1 | 0 |
Disease Models, Animal Naturally-occurring or experimentally-induced animal diseases with pathological processes analogous to human diseases. | 0 | 4.16 | 15 | 0 |
Non-alcoholic Fatty Liver Disease Fatty liver finding without excessive ALCOHOL CONSUMPTION. | 0 | 2.25 | 1 | 0 |
Glial Cell Tumors [description not available] | 0 | 5 | 15 | 0 |
Glioma Benign and malignant central nervous system neoplasms derived from glial cells (i.e., astrocytes, oligodendrocytes, and ependymocytes). Astrocytes may give rise to astrocytomas (ASTROCYTOMA) or glioblastoma multiforme (see GLIOBLASTOMA). Oligodendrocytes give rise to oligodendrogliomas (OLIGODENDROGLIOMA) and ependymocytes may undergo transformation to become EPENDYMOMA; CHOROID PLEXUS NEOPLASMS; or colloid cysts of the third ventricle. (From Escourolle et al., Manual of Basic Neuropathology, 2nd ed, p21) | 0 | 10 | 15 | 0 |
Disease Exacerbation [description not available] | 0 | 2.59 | 2 | 0 |
Benign Neoplasms, Brain [description not available] | 0 | 5.05 | 16 | 0 |
Astrocytoma, Grade IV [description not available] | 0 | 2.92 | 4 | 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. | 0 | 5.05 | 16 | 0 |
Glioblastoma A malignant form of astrocytoma histologically characterized by pleomorphism of cells, nuclear atypia, microhemorrhage, and necrosis. They may arise in any region of the central nervous system, with a predilection for the cerebral hemispheres, basal ganglia, and commissural pathways. Clinical presentation most frequently occurs in the fifth or sixth decade of life with focal neurologic signs or seizures. | 0 | 2.92 | 4 | 0 |
Diffuse Parenchymal Lung Disease [description not available] | 0 | 2.31 | 1 | 0 |
Alveolitis, Fibrosing [description not available] | 0 | 2.31 | 1 | 0 |
Pulmonary Fibrosis A process in which normal lung tissues are progressively replaced by FIBROBLASTS and COLLAGEN causing an irreversible loss of the ability to transfer oxygen into the bloodstream via PULMONARY ALVEOLI. Patients show progressive DYSPNEA finally resulting in death. | 0 | 2.31 | 1 | 0 |
Lung Diseases, Interstitial A diverse group of lung diseases that affect the lung parenchyma. They are characterized by an initial inflammation of PULMONARY ALVEOLI that extends to the interstitium and beyond leading to diffuse PULMONARY FIBROSIS. Interstitial lung diseases are classified by their etiology (known or unknown causes), and radiological-pathological features. | 0 | 2.31 | 1 | 0 |
Infections, Pseudomonas [description not available] | 0 | 2.31 | 1 | 0 |
Infections, Yersinia [description not available] | 0 | 2.31 | 1 | 0 |
Pseudomonas Infections Infections with bacteria of the genus PSEUDOMONAS. | 0 | 2.31 | 1 | 0 |
Cardiac Remodeling, Ventricular [description not available] | 0 | 2.31 | 1 | 0 |
Cardiovascular Stroke [description not available] | 0 | 2.31 | 1 | 0 |
Injury, Myocardial Reperfusion [description not available] | 0 | 3.4 | 2 | 0 |
Myocardial Infarction NECROSIS of the MYOCARDIUM caused by an obstruction of the blood supply to the heart (CORONARY CIRCULATION). | 0 | 2.31 | 1 | 0 |
Brain Vascular Disorders [description not available] | 0 | 3.18 | 5 | 0 |
Absence Seizure [description not available] | 0 | 3.08 | 5 | 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. | 0 | 3.18 | 5 | 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. | 0 | 3.08 | 5 | 0 |
Carcinogenesis The origin, production or development of cancer through genotypic and phenotypic changes which upset the normal balance between cell proliferation and cell death. Carcinogenesis generally requires a constellation of steps, which may occur quickly or over a period of many years. | 0 | 2.15 | 1 | 0 |
Angiogenesis, Pathologic [description not available] | 0 | 2.15 | 1 | 0 |
Ascites Accumulation or retention of free fluid within the peritoneal cavity. | 0 | 2.15 | 1 | 0 |
Autoimmune Chronic Hepatitis [description not available] | 0 | 2.17 | 1 | 0 |
Hepatitis, Autoimmune A chronic self-perpetuating hepatocellular INFLAMMATION of unknown cause, usually with HYPERGAMMAGLOBULINEMIA and serum AUTOANTIBODIES. | 0 | 2.17 | 1 | 0 |
Edema-Proteinuria-Hypertension Gestosis [description not available] | 0 | 2.58 | 2 | 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. | 0 | 2.52 | 2 | 0 |
Pre-Eclampsia A complication of PREGNANCY, characterized by a complex of symptoms including maternal HYPERTENSION and PROTEINURIA with or without pathological EDEMA. Symptoms may range between mild and severe. Pre-eclampsia usually occurs after the 20th week of gestation, but may develop before this time in the presence of trophoblastic disease. | 0 | 2.58 | 2 | 0 |
Pregnancy The status during which female mammals carry their developing young (EMBRYOS or FETUSES) in utero before birth, beginning from FERTILIZATION to BIRTH. | 0 | 7.41 | 13 | 9 |
HIV Coinfection [description not available] | 0 | 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). | 0 | 2.17 | 1 | 0 |
Carcinoma, Squamous Cell of Head and Neck [description not available] | 0 | 3.56 | 1 | 1 |
Carcinoma, Epidermoid [description not available] | 0 | 4.09 | 3 | 1 |
Cancer of Head [description not available] | 0 | 3.56 | 1 | 1 |
Malignant Melanoma [description not available] | 0 | 4.5 | 5 | 1 |
Squamous Cell Carcinoma of Head and Neck The most common type of head and neck carcinoma that originates from cells on the surface of the NASAL CAVITY; MOUTH; PARANASAL SINUSES, SALIVARY GLANDS, and LARYNX. Mutations in TNFRSF10B, PTEN, and ING1 genes are associated with this cancer. | 0 | 3.56 | 1 | 1 |
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) | 0 | 4.09 | 3 | 1 |
Head and Neck Neoplasms Soft tissue tumors or cancer arising from the mucosal surfaces of the LIP; oral cavity; PHARYNX; LARYNX; and cervical esophagus. Other sites included are the NOSE and PARANASAL SINUSES; SALIVARY GLANDS; THYROID GLAND and PARATHYROID GLANDS; and MELANOMA and non-melanoma skin cancers of the head and neck. (from Holland et al., Cancer Medicine, 4th ed, p1651) | 0 | 3.56 | 1 | 1 |
Melanoma A malignant neoplasm derived from cells that are capable of forming melanin, which may occur in the skin of any part of the body, in the eye, or, rarely, in the mucous membranes of the genitalia, anus, oral cavity, or other sites. It occurs mostly in adults and may originate de novo or from a pigmented nevus or malignant lentigo. Melanomas frequently metastasize widely, and the regional lymph nodes, liver, lungs, and brain are likely to be involved. The incidence of malignant skin melanomas is rising rapidly in all parts of the world. (Stedman, 25th ed; from Rook et al., Textbook of Dermatology, 4th ed, p2445) | 0 | 4.5 | 5 | 1 |
Asphyxia Neonatorum Respiratory failure in the newborn. (Dorland, 27th ed) | 0 | 2.17 | 1 | 0 |
Chronic Illness [description not available] | 0 | 3.56 | 1 | 1 |
Adult Periodontitis [description not available] | 0 | 3.56 | 1 | 1 |
Familial Nonmedullary Thyroid Cancer [description not available] | 0 | 3.56 | 1 | 1 |
Affective Psychosis, Bipolar [description not available] | 0 | 3.56 | 1 | 1 |
Arteriosclerosis, Coronary [description not available] | 0 | 3.56 | 1 | 1 |
Health Care Associated Infection [description not available] | 0 | 3.56 | 1 | 1 |
Diabetes Mellitus, Adult-Onset [description not available] | 0 | 3.56 | 1 | 1 |
Intertrochanteric Fractures [description not available] | 0 | 3.56 | 1 | 1 |
Hypercapnia A clinical manifestation of abnormal increase in the amount of carbon dioxide in arterial blood. | 0 | 3.56 | 1 | 1 |
Blood Pressure, High [description not available] | 0 | 5.81 | 5 | 4 |
Insulin Sensitivity [description not available] | 0 | 3.56 | 1 | 1 |
Disease, Pulmonary [description not available] | 0 | 3.87 | 2 | 1 |
Cells, Neoplasm Circulating [description not available] | 0 | 3.56 | 1 | 1 |
Polycystic Ovarian Syndrome [description not available] | 0 | 3.56 | 1 | 1 |
Palmoplantaris Pustulosis [description not available] | 0 | 3.56 | 1 | 1 |
Ankylosing Spondylarthritis [description not available] | 0 | 3.56 | 1 | 1 |
Cancer of the Thyroid [description not available] | 0 | 3.56 | 1 | 1 |
Alveolar Bone Atrophy [description not available] | 0 | 3.87 | 2 | 1 |
Diabetes Mellitus, Gestational [description not available] | 0 | 3.56 | 1 | 1 |
Bacterial Infections, Gram-Negative [description not available] | 0 | 3.56 | 1 | 1 |
Local Neoplasm Recurrence [description not available] | 0 | 3.92 | 2 | 1 |
Acute Disease Disease having a short and relatively severe course. | 0 | 3.86 | 2 | 1 |
Anovulation Suspension or cessation of OVULATION in animals or humans with follicle-containing ovaries (OVARIAN FOLLICLE). Depending on the etiology, OVULATION may be induced with appropriate therapy. | 0 | 3.56 | 1 | 1 |
Bipolar Disorder A major affective disorder marked by severe mood swings (manic or major depressive episodes) and a tendency to remission and recurrence. | 0 | 3.56 | 1 | 1 |
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). | 0 | 3.56 | 1 | 1 |
Coronary Artery Disease Pathological processes of CORONARY ARTERIES that may derive from a congenital abnormality, atherosclerotic, or non-atherosclerotic cause. | 0 | 3.56 | 1 | 1 |
Cross Infection Any infection which a patient contracts in a health-care institution. | 0 | 3.56 | 1 | 1 |
Diabetes Mellitus A heterogeneous group of disorders characterized by HYPERGLYCEMIA and GLUCOSE INTOLERANCE. | 0 | 3.56 | 1 | 1 |
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. | 0 | 3.56 | 1 | 1 |
Electrolytes Substances that dissociate into two or more ions, to some extent, in water. Solutions of electrolytes thus conduct an electric current and can be decomposed by it (ELECTROLYSIS). (Grant & Hackh's Chemical Dictionary, 5th ed) | 0 | 3.86 | 2 | 1 |
Hip Fractures Fractures of the FEMUR HEAD; the FEMUR NECK; (FEMORAL NECK FRACTURES); the trochanters; or the inter- or subtrochanteric region. Excludes fractures of the acetabulum and fractures of the femoral shaft below the subtrochanteric region (FEMORAL FRACTURES). | 0 | 3.56 | 1 | 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. | 0 | 5.81 | 5 | 4 |
Insulin Resistance Diminished effectiveness of INSULIN in lowering blood sugar levels: requiring the use of 200 units or more of insulin per day to prevent HYPERGLYCEMIA or KETOSIS. | 0 | 3.56 | 1 | 1 |
Lung Diseases Pathological processes involving any part of the LUNG. | 0 | 3.87 | 2 | 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). | 0 | 10.24 | 4 | 1 |
Polycystic Ovary Syndrome A complex disorder characterized by infertility, HIRSUTISM; OBESITY; and various menstrual disturbances such as OLIGOMENORRHEA; AMENORRHEA; ANOVULATION. Polycystic ovary syndrome is usually associated with bilateral enlarged ovaries studded with atretic follicles, not with cysts. The term, polycystic ovary, is misleading. | 0 | 3.56 | 1 | 1 |
Psoriasis A common genetically determined, chronic, inflammatory skin disease characterized by rounded erythematous, dry, scaling patches. The lesions have a predilection for nails, scalp, genitalia, extensor surfaces, and the lumbosacral region. Accelerated epidermopoiesis is considered to be the fundamental pathologic feature in psoriasis. | 0 | 3.56 | 1 | 1 |
Sensitivity and Specificity Binary classification measures to assess test results. Sensitivity or recall rate is the proportion of true positives. Specificity is the probability of correctly determining the absence of a condition. (From Last, Dictionary of Epidemiology, 2d ed) | 0 | 5.72 | 19 | 1 |
Spondylitis, Ankylosing A chronic inflammatory condition affecting the axial joints, such as the SACROILIAC JOINT and other intervertebral or costovertebral joints. It occurs predominantly in young males and is characterized by pain and stiffness of joints (ANKYLOSIS) with inflammation at tendon insertions. | 0 | 3.56 | 1 | 1 |
Thyroid Neoplasms Tumors or cancer of the THYROID GLAND. | 0 | 3.56 | 1 | 1 |
Urinary Tract Infections Inflammatory responses of the epithelium of the URINARY TRACT to microbial invasions. They are often bacterial infections with associated BACTERIURIA and PYURIA. | 0 | 3.56 | 1 | 1 |
Diabetes, Gestational Diabetes mellitus induced by PREGNANCY but resolved at the end of pregnancy. It does not include previously diagnosed diabetics who become pregnant (PREGNANCY IN DIABETICS). Gestational diabetes usually develops in late pregnancy when insulin antagonistic hormones peaks leading to INSULIN RESISTANCE; GLUCOSE INTOLERANCE; and HYPERGLYCEMIA. | 0 | 3.56 | 1 | 1 |
Gram-Negative Bacterial Infections Infections caused by bacteria that show up as pink (negative) when treated by the gram-staining method. | 0 | 3.56 | 1 | 1 |
Kahler Disease [description not available] | 0 | 2.17 | 1 | 0 |
Multiple Myeloma A malignancy of mature PLASMA CELLS engaging in monoclonal immunoglobulin production. It is characterized by hyperglobulinemia, excess Bence-Jones proteins (free monoclonal IMMUNOGLOBULIN LIGHT CHAINS) in the urine, skeletal destruction, bone pain, and fractures. Other features include ANEMIA; HYPERCALCEMIA; and RENAL INSUFFICIENCY. | 0 | 2.17 | 1 | 0 |
Blood Poisoning [description not available] | 0 | 2.21 | 1 | 0 |
Sepsis Systemic inflammatory response syndrome with a proven or suspected infectious etiology. When sepsis is associated with organ dysfunction distant from the site of infection, it is called severe sepsis. When sepsis is accompanied by HYPOTENSION despite adequate fluid infusion, it is called SEPTIC SHOCK. | 0 | 2.21 | 1 | 0 |
Hepatitis, Viral, Non-A, Non-B, Parenterally-Transmitted [description not available] | 0 | 2.08 | 1 | 0 |
Hepatitis C INFLAMMATION of the LIVER in humans caused by HEPATITIS C VIRUS, a single-stranded RNA virus. Its incubation period is 30-90 days. Hepatitis C is transmitted primarily by contaminated blood parenterally and is often associated with transfusion and intravenous drug abuse. However, in a significant number of cases, the source of hepatitis C infection is unknown. | 0 | 2.08 | 1 | 0 |
Weight Reduction [description not available] | 0 | 2.1 | 1 | 0 |
Weight Loss Decrease in existing BODY WEIGHT. | 0 | 2.1 | 1 | 0 |
Osteogenic Sarcoma [description not available] | 0 | 2.92 | 4 | 0 |
Osteosarcoma A sarcoma originating in bone-forming cells, affecting the ends of long bones. It is the most common and most malignant of sarcomas of the bones, and occurs chiefly among 10- to 25-year-old youths. (From Stedman, 25th ed) | 0 | 2.92 | 4 | 0 |
EHS Tumor [description not available] | 0 | 2.1 | 1 | 0 |
Cancer of Skin [description not available] | 0 | 2.1 | 1 | 0 |
Skin Neoplasms Tumors or cancer of the SKIN. | 0 | 2.1 | 1 | 0 |
Acute Liver Injury, Drug-Induced [description not available] | 0 | 2.46 | 2 | 0 |
Chemical and Drug Induced Liver Injury A spectrum of clinical liver diseases ranging from mild biochemical abnormalities to ACUTE LIVER FAILURE, caused by drugs, drug metabolites, herbal and dietary supplements and chemicals from the environment. | 0 | 2.46 | 2 | 0 |
Cancer of Ovary [description not available] | 0 | 2.1 | 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. | 0 | 2.1 | 1 | 0 |
Ache [description not available] | 0 | 2.11 | 1 | 0 |
Pain An unpleasant sensation induced by noxious stimuli which are detected by NERVE ENDINGS of NOCICEPTIVE NEURONS. | 0 | 2.11 | 1 | 0 |
Autoimmune Disease [description not available] | 0 | 2.11 | 1 | 0 |
Neuroretinitis [description not available] | 0 | 2.11 | 1 | 0 |
Autoimmune Diseases Disorders that are characterized by the production of antibodies that react with host tissues or immune effector cells that are autoreactive to endogenous peptides. | 0 | 2.11 | 1 | 0 |
Retinitis Inflammation of the RETINA. It is rarely limited to the retina, but is commonly associated with diseases of the choroid (CHORIORETINITIS) and of the OPTIC DISK (neuroretinitis). | 0 | 2.11 | 1 | 0 |
Uveitis Inflammation of part or all of the uvea, the middle (vascular) tunic of the eye, and commonly involving the other tunics (sclera and cornea, and the retina). (Dorland, 27th ed) | 0 | 2.11 | 1 | 0 |
Alloxan Diabetes [description not available] | 0 | 2.49 | 2 | 0 |
Autoimmune Diabetes [description not available] | 0 | 2.49 | 2 | 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. | 0 | 2.49 | 2 | 0 |
Cancer of Cervix [description not available] | 0 | 2.11 | 1 | 0 |
Uterine Cervical Neoplasms Tumors or cancer of the UTERINE CERVIX. | 0 | 2.11 | 1 | 0 |
Age-Related Osteoporosis [description not available] | 0 | 3.63 | 3 | 0 |
Osteoporosis Reduction of bone mass without alteration in the composition of bone, leading to fractures. Primary osteoporosis can be of two major types: postmenopausal osteoporosis (OSTEOPOROSIS, POSTMENOPAUSAL) and age-related or senile osteoporosis. | 0 | 3.63 | 3 | 0 |
Pink Eye [description not available] | 0 | 2.13 | 1 | 0 |
Conjunctivitis INFLAMMATION of the CONJUNCTIVA. | 0 | 2.13 | 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. | 0 | 2.96 | 1 | 0 |
Cancer of Prostate [description not available] | 0 | 2.75 | 3 | 0 |
Prostatic Neoplasms Tumors or cancer of the PROSTATE. | 0 | 2.75 | 3 | 0 |
Lung Injury, Acute [description not available] | 0 | 2.05 | 1 | 0 |
Acute Respiratory Distress Syndrome [description not available] | 0 | 2.05 | 1 | 0 |
Respiratory Distress Syndrome A syndrome characterized by progressive life-threatening RESPIRATORY INSUFFICIENCY in the absence of known LUNG DISEASES, usually following a systemic insult such as surgery or major TRAUMA. | 0 | 2.05 | 1 | 0 |
Acute Lung Injury A condition of lung damage that is characterized by bilateral pulmonary infiltrates (PULMONARY EDEMA) rich in NEUTROPHILS, and in the absence of clinical HEART FAILURE. This can represent a spectrum of pulmonary lesions, endothelial and epithelial, due to numerous factors (physical, chemical, or biological). | 0 | 2.05 | 1 | 0 |
HbS Disease [description not available] | 0 | 2.05 | 1 | 0 |
Extravascular Hemolysis [description not available] | 0 | 2.05 | 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. | 0 | 2.05 | 1 | 0 |
Hemolysis The destruction of ERYTHROCYTES by many different causal agents such as antibodies, bacteria, chemicals, temperature, and changes in tonicity. | 0 | 2.05 | 1 | 0 |
Hormone-Dependent Neoplasms [description not available] | 0 | 2.05 | 1 | 0 |
Body Weight The mass or quantity of heaviness of an individual. It is expressed by units of pounds or kilograms. | 0 | 2.06 | 1 | 0 |
Allergic Encephalomyelitis [description not available] | 0 | 3.39 | 2 | 0 |
Cancer of Lung [description not available] | 0 | 2.06 | 1 | 0 |
Lung Neoplasms Tumors or cancer of the LUNG. | 0 | 2.06 | 1 | 0 |
Leishmania Infection [description not available] | 0 | 2.06 | 1 | 0 |
Leishmaniasis A disease caused by any of a number of species of protozoa in the genus LEISHMANIA. There are four major clinical types of this infection: cutaneous (Old and New World) (LEISHMANIASIS, CUTANEOUS), diffuse cutaneous (LEISHMANIASIS, DIFFUSE CUTANEOUS), mucocutaneous (LEISHMANIASIS, MUCOCUTANEOUS), and visceral (LEISHMANIASIS, VISCERAL). | 0 | 2.06 | 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. | 0 | 2.06 | 1 | 0 |
Cranial Nerve II Injuries [description not available] | 0 | 2.06 | 1 | 0 |
Glaucoma, Suspect [description not available] | 0 | 2.06 | 1 | 0 |
Ocular Hypertension A condition in which the intraocular pressure is elevated above normal and which may lead to glaucoma. | 0 | 2.06 | 1 | 0 |
Diabetic Glomerulosclerosis [description not available] | 0 | 2.06 | 1 | 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. | 0 | 2.06 | 1 | 0 |
Cytomegalovirus A genus of the family HERPESVIRIDAE, subfamily BETAHERPESVIRINAE, infecting the salivary glands, liver, spleen, lungs, eyes, and other organs, in which they produce characteristically enlarged cells with intranuclear inclusions. Infection with Cytomegalovirus is also seen as an opportunistic infection in AIDS. | 0 | 2.07 | 1 | 0 |
MS (Multiple Sclerosis) [description not available] | 0 | 2.99 | 1 | 0 |
Multiple Sclerosis An autoimmune disorder mainly affecting young adults and characterized by destruction of myelin in the central nervous system. Pathologic findings include multiple sharply demarcated areas of demyelination throughout the white matter of the central nervous system. Clinical manifestations include visual loss, extra-ocular movement disorders, paresthesias, loss of sensation, weakness, dysarthria, spasticity, ataxia, and bladder dysfunction. The usual pattern is one of recurrent attacks followed by partial recovery (see MULTIPLE SCLEROSIS, RELAPSING-REMITTING), but acute fulminating and chronic progressive forms (see MULTIPLE SCLEROSIS, CHRONIC PROGRESSIVE) also occur. (Adams et al., Principles of Neurology, 6th ed, p903) | 0 | 2.99 | 1 | 0 |
Hypertrophy General increase in bulk of a part or organ due to CELL ENLARGEMENT and accumulation of FLUIDS AND SECRETIONS, not due to tumor formation, nor to an increase in the number of cells (HYPERPLASIA). | 0 | 2.07 | 1 | 0 |
Deep Vein Thrombosis [description not available] | 0 | 2.07 | 1 | 0 |
Arterial Obstructive Diseases [description not available] | 0 | 2.07 | 1 | 0 |
Blood Clot [description not available] | 0 | 2.07 | 1 | 0 |
Arterial Occlusive Diseases Pathological processes which result in the partial or complete obstruction of ARTERIES. They are characterized by greatly reduced or absence of blood flow through these vessels. They are also known as arterial insufficiency. | 0 | 2.07 | 1 | 0 |
Thrombosis Formation and development of a thrombus or blood clot in the blood vessel. | 0 | 2.07 | 1 | 0 |
Venous Thrombosis The formation or presence of a blood clot (THROMBUS) within a vein. | 0 | 2.07 | 1 | 0 |
Experimental Neoplasms [description not available] | 0 | 3.68 | 10 | 0 |
B16 Melanoma [description not available] | 0 | 3.26 | 6 | 0 |
Bacteremia The presence of viable bacteria circulating in the blood. Fever, chills, tachycardia, and tachypnea are common acute manifestations of bacteremia. The majority of cases are seen in already hospitalized patients, most of whom have underlying diseases or procedures which render their bloodstreams susceptible to invasion. | 0 | 2.08 | 1 | 0 |
Diseases, Occupational [description not available] | 0 | 2.86 | 4 | 0 |
Nervous System Disorders [description not available] | 0 | 1.93 | 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. | 0 | 1.93 | 1 | 0 |
Action Tremor [description not available] | 0 | 1.93 | 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. | 0 | 1.93 | 1 | 0 |
Focal Neurologic Deficits [description not available] | 0 | 1.94 | 1 | 0 |
Poisoning Used with drugs, chemicals, and industrial materials for human or animal poisoning, acute or chronic, whether the poisoning is accidental, occupational, suicidal, by medication error, or by environmental exposure. | 0 | 2.34 | 2 | 0 |
Leucocythaemia [description not available] | 0 | 2.02 | 1 | 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) | 0 | 2.02 | 1 | 0 |
Kidney Diseases Pathological processes of the KIDNEY or its component tissues. | 0 | 3.35 | 2 | 0 |
Ataxia Impairment of the ability to perform smoothly coordinated voluntary movements. This condition may affect the limbs, trunk, eyes, pharynx, larynx, and other structures. Ataxia may result from impaired sensory or motor function. Sensory ataxia may result from posterior column injury or PERIPHERAL NERVE DISEASES. Motor ataxia may be associated with CEREBELLAR DISEASES; CEREBRAL CORTEX diseases; THALAMIC DISEASES; BASAL GANGLIA DISEASES; injury to the RED NUCLEUS; and other conditions. | 0 | 2.02 | 1 | 0 |
Polyneuropathy, Acquired [description not available] | 0 | 2.43 | 2 | 0 |
Polyneuropathies Diseases of multiple peripheral nerves simultaneously. Polyneuropathies usually are characterized by symmetrical, bilateral distal motor and sensory impairment with a graded increase in severity distally. The pathological processes affecting peripheral nerves include degeneration of the axon, myelin or both. The various forms of polyneuropathy are categorized by the type of nerve affected (e.g., sensory, motor, or autonomic), by the distribution of nerve injury (e.g., distal vs. proximal), by nerve component primarily affected (e.g., demyelinating vs. axonal), by etiology, or by pattern of inheritance. | 0 | 2.43 | 2 | 0 |
Cardiovascular Diseases Pathological conditions involving the CARDIOVASCULAR SYSTEM including the HEART; the BLOOD VESSELS; or the PERICARDIUM. | 0 | 2.03 | 1 | 0 |
Dermatoses [description not available] | 0 | 2.03 | 1 | 0 |
Skin Diseases Diseases involving the DERMIS or EPIDERMIS. | 0 | 2.03 | 1 | 0 |
Cardiac Diseases [description not available] | 0 | 2.03 | 1 | 0 |
Bleeding [description not available] | 0 | 2.03 | 1 | 0 |
Thrombopenia [description not available] | 0 | 2.03 | 1 | 0 |
Heart Diseases Pathological conditions involving the HEART including its structural and functional abnormalities. | 0 | 2.03 | 1 | 0 |
Hemorrhage Bleeding or escape of blood from a vessel. | 0 | 2.03 | 1 | 0 |
Necrosis The death of cells in an organ or tissue due to disease, injury or failure of the blood supply. | 0 | 2.03 | 1 | 0 |
Thrombocytopenia A subnormal level of BLOOD PLATELETS. | 0 | 2.03 | 1 | 0 |
Weight Gain Increase in BODY WEIGHT over existing weight. | 0 | 2.03 | 1 | 0 |
Chromosome-Defective Micronuclei [description not available] | 0 | 2.04 | 1 | 0 |
Cancer of Stomach [description not available] | 0 | 2.04 | 1 | 0 |
Stomach Neoplasms Tumors or cancer of the STOMACH. | 0 | 2.04 | 1 | 0 |
Pericementitis [description not available] | 0 | 2.04 | 1 | 0 |
Gingivitis Inflammation of gum tissue (GINGIVA) without loss of connective tissue. | 0 | 2.04 | 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) | 0 | 2.04 | 1 | 0 |
Respiratory Tract Diseases Diseases involving the RESPIRATORY SYSTEM. | 0 | 2.04 | 1 | 0 |
Xanthoma [description not available] | 0 | 6.96 | 1 | 0 |
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. | 0 | 2.88 | 4 | 0 |
Chemical Dependence [description not available] | 0 | 1.96 | 1 | 0 |
Cognition Disorders Disorders characterized by disturbances in mental processes related to learning, thinking, reasoning, and judgment. | 0 | 1.96 | 1 | 0 |
Developmental Psychomotor Disorders [description not available] | 0 | 1.96 | 1 | 0 |
Substance-Related Disorders Disorders related to substance use or abuse. | 0 | 1.96 | 1 | 0 |
Bone Cancer [description not available] | 0 | 2.39 | 2 | 0 |
Bone Neoplasms Tumors or cancer located in bone tissue or specific BONES. | 0 | 2.39 | 2 | 0 |
Dentin Hypersensitivity [description not available] | 0 | 3.37 | 1 | 1 |
Hyperlipemia [description not available] | 0 | 2.9 | 1 | 0 |
Hyperlipidemias Conditions with excess LIPIDS in the blood. | 0 | 2.9 | 1 | 0 |
Cataract, Membranous [description not available] | 0 | 1.98 | 1 | 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) | 0 | 1.98 | 1 | 0 |
Leukemia L 1210 [description not available] | 0 | 2.89 | 4 | 0 |
Cancer of Mouth [description not available] | 0 | 1.99 | 1 | 0 |
Mouth Neoplasms Tumors or cancer of the MOUTH. | 0 | 1.99 | 1 | 0 |
Gas Poisoning Poisoning that results from exposure to gases such as CARBON MONOXIDE; NOBLE GASES; OXYGEN; or NATURAL GAS. | 0 | 1.99 | 1 | 0 |
Germinoblastoma [description not available] | 0 | 2 | 1 | 0 |
Lymphoma A general term for various neoplastic diseases of the lymphoid tissue. | 0 | 2 | 1 | 0 |
Poisoning, Lead [description not available] | 0 | 2.37 | 2 | 0 |
Lead Poisoning Poisoning that results from chronic or acute ingestion, injection, inhalation, or skin absorption of LEAD or lead compounds. | 0 | 2.37 | 2 | 0 |
Neoplasms, Bronchial [description not available] | 0 | 2.01 | 1 | 0 |
Bronchial Neoplasms Tumors or cancer of the BRONCHI. | 0 | 2.01 | 1 | 0 |
Caries, Dental [description not available] | 0 | 1.95 | 1 | 0 |
Dental Caries Localized destruction of the tooth surface initiated by decalcification of the enamel followed by enzymatic lysis of organic structures and leading to cavity formation. If left unchecked, the cavity may penetrate the enamel and dentin and reach the pulp. | 0 | 1.95 | 1 | 0 |
Anaplastic Ependymoma [description not available] | 0 | 2.35 | 2 | 0 |
Ependymoma Glioma derived from EPENDYMOGLIAL CELLS that tend to present as malignant intracranial tumors in children and as benign intraspinal neoplasms in adults. It may arise from any level of the ventricular system or central canal of the spinal cord. Intracranial ependymomas most frequently originate in the FOURTH VENTRICLE and histologically are densely cellular tumors which may contain ependymal tubules and perivascular pseudorosettes. Spinal ependymomas are usually benign papillary or myxopapillary tumors. (From DeVita et al., Principles and Practice of Oncology, 5th ed, p2018; Escourolle et al., Manual of Basic Neuropathology, 2nd ed, pp28-9) | 0 | 2.35 | 2 | 0 |
Leukemia, Lymphocytic [description not available] | 0 | 1.97 | 1 | 0 |
Leukemia, Lymphoid Leukemia associated with HYPERPLASIA of the lymphoid tissues and increased numbers of circulating malignant LYMPHOCYTES and lymphoblasts. | 0 | 1.97 | 1 | 0 |
Central Nervous System Disease [description not available] | 0 | 1.96 | 1 | 0 |
Acute Post-Traumatic Stress Disorder [description not available] | 0 | 3.29 | 2 | 0 |
Central Nervous System Diseases Diseases of any component of the brain (including the cerebral hemispheres, diencephalon, brain stem, and cerebellum) or the spinal cord. | 0 | 1.96 | 1 | 0 |
Stress Disorders, Post-Traumatic A class of traumatic stress disorders with symptoms that last more than one month. | 0 | 3.29 | 2 | 0 |
Gastroduodenal Ulcer [description not available] | 0 | 1.95 | 1 | 0 |
Peptic Ulcer Ulcer that occurs in the regions of the GASTROINTESTINAL TRACT which come into contact with GASTRIC JUICE containing PEPSIN and GASTRIC ACID. It occurs when there are defects in the MUCOSA barrier. The common forms of peptic ulcers are associated with HELICOBACTER PYLORI and the consumption of nonsteroidal anti-inflammatory drugs (NSAIDS). | 0 | 1.95 | 1 | 0 |
Adrenal Cancer [description not available] | 0 | 1.95 | 1 | 0 |
Pheochromocytoma, Extra-Adrenal [description not available] | 0 | 1.95 | 1 | 0 |
Pheochromocytoma A usually benign, well-encapsulated, lobular, vascular tumor of chromaffin tissue of the ADRENAL MEDULLA or sympathetic paraganglia. The cardinal symptom, reflecting the increased secretion of EPINEPHRINE and NOREPINEPHRINE, is HYPERTENSION, which may be persistent or intermittent. During severe attacks, there may be HEADACHE; SWEATING, palpitation, apprehension, TREMOR; PALLOR or FLUSHING of the face, NAUSEA and VOMITING, pain in the CHEST and ABDOMEN, and paresthesias of the extremities. The incidence of malignancy is as low as 5% but the pathologic distinction between benign and malignant pheochromocytomas is not clear. (Dorland, 27th ed; DeVita Jr et al., Cancer: Principles & Practice of Oncology, 3d ed, p1298) | 0 | 1.95 | 1 | 0 |
Arthritis, Degenerative [description not available] | 0 | 1.95 | 1 | 0 |
Congenital Dysplasia Of The Hip [description not available] | 0 | 1.95 | 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. | 0 | 1.95 | 1 | 0 |
Manganese Poisoning Manganese poisoning is associated with chronic inhalation of manganese particles by individuals who work with manganese ore. Clinical features include CONFUSION; HALLUCINATIONS; and an extrapyramidal syndrome (PARKINSON DISEASE, SECONDARY) that includes rigidity; DYSTONIA; retropulsion; and TREMOR. (Adams, Principles of Neurology, 6th ed, p1213) | 0 | 1.94 | 1 | 0 |
Behavior Disorders [description not available] | 0 | 1.94 | 1 | 0 |
Poisoning, Mercury [description not available] | 0 | 1.94 | 1 | 0 |
Psychoses, Drug [description not available] | 0 | 1.94 | 1 | 0 |
Anxiety Feelings or emotions of dread, apprehension, and impending disaster but not disabling as with ANXIETY DISORDERS. | 0 | 1.94 | 1 | 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. | 0 | 1.94 | 1 | 0 |
Mercury Poisoning Poisoning that results from chronic or acute ingestion, injection, inhalation, or skin absorption of MERCURY or MERCURY COMPOUNDS. | 0 | 1.94 | 1 | 0 |
Deficiency, Pyridoxine [description not available] | 0 | 2.35 | 2 | 0 |
Aging The gradual irreversible changes in structure and function of an organism that occur as a result of the passage of time. | 0 | 1.94 | 1 | 0 |