Substance | Relationship Strength | Studies | Trials | Classes | Roles |
acetone methyl ketone : A ketone of formula RC(=O)CH3 (R =/= H). | 3.06 | 5 | 0 | ketone body; methyl ketone; propanones; volatile organic compound | EC 3.5.1.4 (amidase) inhibitor; human metabolite; polar aprotic solvent |
adenine [no description available] | 3.06 | 5 | 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. | 1.97 | 1 | 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 |
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) | 1.94 | 1 | 0 | halide anion; monoatomic bromine | |
carbamates [no description available] | 2.9 | 4 | 0 | amino-acid anion | |
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). | 2.6 | 1 | 0 | alkane; gas molecular entity; mononuclear parent hydride; one-carbon compound | bacterial metabolite; fossil fuel; greenhouse gas |
octanoic acid octanoic acid: RN given refers to parent cpd; structure in Merck Index, 9th ed, #1764. octanoic acid : A straight-chain saturated fatty acid that is heptane in which one of the hydrogens of a terminal methyl group has been replaced by a carboxy group. Octanoic acid is also known as caprylic acid. | 3.82 | 2 | 1 | medium-chain fatty acid; straight-chain saturated fatty acid | antibacterial agent; Escherichia coli metabolite; human metabolite |
4-aminophenol 4-aminophenol: RN given refers to parent cpd. 4-aminophenol : An amino phenol (one of the three possible isomers) which has the single amino substituent located para to the phenolic -OH group. | 1.97 | 1 | 0 | aminophenol | allergen; metabolite |
2-aminoadipic acid 2-Aminoadipic Acid: A metabolite in the principal biochemical pathway of lysine. It antagonizes neuroexcitatory activity modulated by the glutamate receptor, N-METHYL-D-ASPARTATE; (NMDA).. 2-aminoadipic acid : An alpha-amino acid that is adipic acid bearing a single amino substituent at position 2. An intermediate in the formation of lysine. | 1.97 | 1 | 0 | amino dicarboxylic acid; dicarboxylic fatty acid; non-proteinogenic alpha-amino acid | Caenorhabditis elegans metabolite; mammalian metabolite |
cytosine [no description available] | 6.96 | 1 | 0 | aminopyrimidine; pyrimidine nucleobase; pyrimidone | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
dimethyl sulfoxide Dimethyl Sulfoxide: A highly polar organic liquid, that is used widely as a chemical solvent. Because of its ability to penetrate biological membranes, it is used as a vehicle for topical application of pharmaceuticals. It is also used to protect tissue during CRYOPRESERVATION. Dimethyl sulfoxide shows a range of pharmacological activity including analgesia and anti-inflammation.. dimethyl sulfoxide : A 2-carbon sulfoxide in which the sulfur atom has two methyl substituents. | 1.94 | 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 | 12.51 | 41 | 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] | 1.95 | 1 | 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. | 1.95 | 1 | 0 | alditol; triol | algal metabolite; detergent; Escherichia coli metabolite; geroprotector; human metabolite; mouse metabolite; osmolyte; Saccharomyces cerevisiae metabolite; solvent |
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. | 2.25 | 1 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
hydroxylamine amino alcohol : An alcohol containing an amino functional group in addition to the alcohol-defining hydroxy group. | 1.96 | 1 | 0 | hydroxylamines | algal metabolite; bacterial xenobiotic metabolite; EC 1.1.3.13 (alcohol oxidase) inhibitor; EC 4.2.1.22 (cystathionine beta-synthase) inhibitor; EC 4.3.1.10 (serine-sulfate ammonia-lyase) inhibitor; nitric oxide donor; nucleophilic reagent |
nitrites Nitrites: Salts of nitrous acid or compounds containing the group NO2-. The inorganic nitrites of the type MNO2 (where M=metal) are all insoluble, except the alkali nitrites. The organic nitrites may be isomeric, but not identical with the corresponding nitro compounds. (Grant & Hackh's Chemical Dictionary, 5th ed) | 2.35 | 2 | 0 | monovalent inorganic anion; nitrogen oxoanion; reactive nitrogen species | human 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. | 2.1 | 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] | 1.96 | 1 | 0 | phenols | antiseptic drug; disinfectant; human xenobiotic metabolite; mouse metabolite |
thiosulfates Thiosulfates: Inorganic salts of thiosulfuric acid possessing the general formula R2S2O3.. thiosulfate(2-) : A divalent inorganic anion obtained by removal of both protons from thiosulfuric acid. | 1.97 | 1 | 0 | divalent inorganic anion; sulfur oxide; sulfur oxoanion | human metabolite |
thymine [no description available] | 6.95 | 1 | 0 | pyrimidine nucleobase; pyrimidone | Escherichia coli metabolite; human metabolite; mouse metabolite |
urea pseudourea: clinical use; structure. isourea : A carboximidic acid that is the imidic acid tautomer of urea, H2NC(=NH)OH, and its hydrocarbyl derivatives. | 1.97 | 1 | 0 | isourea; monocarboxylic acid amide; one-carbon compound | Daphnia magna metabolite; Escherichia coli metabolite; fertilizer; flour treatment agent; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
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. | 2.05 | 1 | 0 | aminonaphthalene; naphthalenesulfonic acid | fluorescent probe |
3-methylcholanthrene Methylcholanthrene: A carcinogen that is often used in experimental cancer studies.. 3-methylcholanthrene : A pentacyclic ortho- and peri-fused polycyclic arene consisting of a dihydrocyclopenta[ij]tetraphene ring system with a methyl substituent at the 3-position. | 1.95 | 1 | 0 | ortho- and peri-fused polycyclic arene | aryl hydrocarbon receptor agonist; carcinogenic agent |
amantadine amant: an antiviral compound consisting of an adamantane derivative chemically linked to a water-solube polyanioic matrix; structure in first source | 2.4 | 2 | 0 | adamantanes; primary aliphatic amine | analgesic; antiparkinson drug; antiviral drug; dopaminergic agent; NMDA receptor antagonist; non-narcotic analgesic |
anthralin Anthralin: An anthracene derivative that disrupts MITOCHONDRIA function and structure and is used for the treatment of DERMATOSES, especially PSORIASIS. It may cause FOLLICULITIS.. anthralin : An anthracene compound derived by the substitution of -OH groups for hydrogen at C-1 and C-8, and with an oxo group at C-9. | 1.97 | 1 | 0 | anthracenes | antipsoriatic |
aspirin Aspirin: The prototypical analgesic used in the treatment of mild to moderate pain. It has anti-inflammatory and antipyretic properties and acts as an inhibitor of cyclooxygenase which results in the inhibition of the biosynthesis of prostaglandins. Aspirin also inhibits platelet aggregation and is used in the prevention of arterial and venous thrombosis. (From Martindale, The Extra Pharmacopoeia, 30th ed, p5). acetylsalicylate : A benzoate that is the conjugate base of acetylsalicylic acid, arising from deprotonation of the carboxy group.. acetylsalicylic acid : A member of the class of benzoic acids that is salicylic acid in which the hydrogen that is attached to the phenolic hydroxy group has been replaced by an acetoxy group. A non-steroidal anti-inflammatory drug with cyclooxygenase inhibitor activity. | 7 | 1 | 0 | benzoic acids; phenyl acetates; salicylates | anticoagulant; antipyretic; cyclooxygenase 1 inhibitor; cyclooxygenase 2 inhibitor; drug allergen; EC 1.1.1.188 (prostaglandin-F synthase) inhibitor; geroprotector; non-narcotic analgesic; non-steroidal anti-inflammatory drug; plant activator; platelet aggregation inhibitor; prostaglandin antagonist; teratogenic agent |
2,2-bis(4-glycidyloxyphenyl)propane 2,2-bis(4-glycidyloxyphenyl)propane: structure | 1.96 | 1 | 0 | diarylmethane | |
benzo(a)pyrene Benzo(a)pyrene: A potent mutagen and carcinogen. It is a public health concern because of its possible effects on industrial workers, as an environmental pollutant, an as a component of tobacco smoke.. benzo[a]pyrene : An ortho- and peri-fused polycyclic arene consisting of five fused benzene rings. | 2.88 | 4 | 0 | ortho- and peri-fused polycyclic arene | carcinogenic agent; mouse metabolite |
caffeine [no description available] | 1.95 | 1 | 0 | purine alkaloid; trimethylxanthine | adenosine A2A receptor antagonist; adenosine receptor antagonist; adjuvant; central nervous system stimulant; diuretic; EC 2.7.11.1 (non-specific serine/threonine protein kinase) inhibitor; EC 3.1.4.* (phosphoric diester hydrolase) inhibitor; environmental contaminant; food additive; fungal metabolite; geroprotector; human blood serum metabolite; mouse metabolite; mutagen; plant metabolite; psychotropic drug; ryanodine receptor agonist; xenobiotic |
cetyltrimethylammonium ion Cetrimonium: Cetyltrimethylammonium compound whose salts and derivatives are used primarily as topical antiseptics.. cetyltrimethylammonium ion : A quaternary ammonium ion in which the substituents on nitrogen are one hexadecyl and three methyl groups. | 2.05 | 1 | 0 | quaternary ammonium ion | |
diethyl pyrocarbonate Diethyl Pyrocarbonate: Preservative for wines, soft drinks, and fruit juices and a gentle esterifying agent.. diethyl pyrocarbonate : The diethyl ester of dicarbonic acid. | 1.95 | 1 | 0 | acyclic carboxylic anhydride | |
erythrosine Fluoresceins: A family of spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one derivatives. These are used as dyes, as indicators for various metals, and as fluorescent labels in immunoassays. | 2.1 | 1 | 0 | | |
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. | 2.11 | 1 | 0 | ether; volatile organic compound | inhalation anaesthetic; non-polar solvent; refrigerant |
glutaral Glutaral: One of the protein CROSS-LINKING REAGENTS that is used as a disinfectant for sterilization of heat-sensitive equipment and as a laboratory reagent, especially as a fixative.. glutaraldehyde : A dialdehyde comprised of pentane with aldehyde functions at C-1 and C-5. | 3.05 | 5 | 0 | dialdehyde | cross-linking reagent; disinfectant; fixative |
guaifenesin Guaifenesin: An expectorant that also has some muscle relaxing action. It is used in many cough preparations. | 2.13 | 1 | 0 | methoxybenzenes | |
hycanthone Hycanthone: Potentially toxic, but effective antischistosomal agent, it is a metabolite of LUCANTHONE.. hycanthone : A thioxanthen-9-one compound having a hydroxymethyl substituent at the 1-position and a 2-[(diethylamino)ethyl]amino substituent at the 4-position. It was formerly used (particularly as the monomethanesulfonic acid salt) as a schistosomicide for individual or mass treatement of infection with Schistosoma haematobium and S. mansoni, but due to its toxicity and concern about possible carcinogenicity, it has been replaced by other drugs such as praziquantel. | 1.95 | 1 | 0 | thioxanthenes | mutagen; schistosomicide drug |
methoxsalen Methoxsalen: A naturally occurring furocoumarin compound found in several species of plants, including Psoralea corylifolia. It is a photoactive substance that forms DNA ADDUCTS in the presence of ultraviolet A irradiation.. methoxsalen : A member of the class of psoralens that is 7H-furo[3,2-g]chromen-7-one in which the 9 position is substituted by a methoxy group. It is a constituent of the fruits of Ammi majus. Like other psoralens, trioxsalen causes photosensitization of the skin. It is administered topically or orally in conjunction with UV-A for phototherapy treatment of vitiligo and severe psoriasis. | 1.98 | 1 | 0 | aromatic ether; psoralens | antineoplastic agent; cross-linking reagent; dermatologic drug; photosensitizing agent; plant metabolite |
methyl methanesulfonate [no description available] | 3.75 | 11 | 0 | methanesulfonate ester | alkylating agent; apoptosis inducer; carcinogenic agent; genotoxin; mutagen |
urethane [no description available] | 7.4 | 2 | 0 | carbamate ester | fungal metabolite; mutagen |
thymidine [no description available] | 2.66 | 3 | 0 | pyrimidine 2'-deoxyribonucleoside | Escherichia coli metabolite; human metabolite; metabolite; mouse metabolite |
triethylenemelamine Triethylenemelamine: Toxic alkylating agent used in industry; also as antineoplastic and research tool to produce chromosome aberrations and cancers. | 1.93 | 1 | 0 | 1,3,5-triazines | alkylating agent; insect sterilant |
idoxuridine [no description available] | 1.95 | 1 | 0 | organoiodine compound; pyrimidine 2'-deoxyribonucleoside | antiviral drug; DNA synthesis inhibitor |
diethylnitrosamine Diethylnitrosamine: A nitrosamine derivative with alkylating, carcinogenic, and mutagenic properties.. N-nitrosodiethylamine : A nitrosamine that is N-ethylethanamine substituted by a nitroso group at the N-atom. | 2.38 | 2 | 0 | nitrosamine | carcinogenic agent; hepatotoxic agent; mutagen |
benz(a)anthracene benz(a)anthracene: 4 fused rings of which one is angular in contrast to the linear NAPHTHACENES. tetraphene : An angular ortho-fused polycyclic arene consisting of four fused benzene rings. | 1.93 | 1 | 0 | ortho-fused polycyclic arene; tetraphenes | |
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. | 6.95 | 1 | 0 | aspartate family amino acid; L-alpha-amino acid zwitterion; L-alpha-amino acid; lysine; organic molecular entity; proteinogenic amino acid | algal metabolite; anticonvulsant; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
dimazine dimazine: RN given refers to parent cpd. 1,1-dimethylhydrazine : A member of the class of hydrazines that is hydrazine substituted by two methyl groups at position 1. | 1.98 | 1 | 0 | hydrazines | carcinogenic agent; fuel; teratogenic agent |
9,10-dimethyl-1,2-benzanthracene 9,10-Dimethyl-1,2-benzanthracene: Polycyclic aromatic hydrocarbon found in tobacco smoke that is a potent carcinogen.. 7,12-dimethyltetraphene : A tetraphene having methyl substituents at the 7- and 12-positions. It is a potent carcinogen and is present in tobacco smoke. | 2.36 | 2 | 0 | ortho-fused polycyclic arene; tetraphenes | carcinogenic agent |
methylene blue Methylene Blue: A compound consisting of dark green crystals or crystalline powder, having a bronze-like luster. Solutions in water or alcohol have a deep blue color. Methylene blue is used as a bacteriologic stain and as an indicator. It inhibits GUANYLATE CYCLASE, and has been used to treat cyanide poisoning and to lower levels of METHEMOGLOBIN.. methylene blue : An organic chloride salt having 3,7-bis(dimethylamino)phenothiazin-5-ium as the counterion. A commonly used dye that also exhibits antioxidant, antimalarial, antidepressant and cardioprotective properties. | 2.07 | 1 | 0 | organic chloride salt | acid-base indicator; antidepressant; antimalarial; antimicrobial agent; antioxidant; cardioprotective agent; EC 1.4.3.4 (monoamine oxidase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; EC 4.6.1.2 (guanylate cyclase) inhibitor; fluorochrome; histological dye; neuroprotective agent; physical tracer |
ethyl methanesulfonate Ethyl Methanesulfonate: An antineoplastic agent with alkylating properties. It also acts as a mutagen by damaging DNA and is used experimentally for that effect.. ethyl methanesulfonate : A methanesulfonate ester resulting from the formal condensation of methanesulfonic acid with ethanol. | 2.64 | 3 | 0 | methanesulfonate ester | alkylating agent; antineoplastic agent; carcinogenic agent; genotoxin; mutagen; teratogenic agent |
dimethylnitrosamine Dimethylnitrosamine: A nitrosamine derivative with alkylating, carcinogenic, and mutagenic properties. It causes serious liver damage and is a hepatocarcinogen in rodents. | 2.66 | 3 | 0 | nitrosamine | geroprotector; mutagen |
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. | 2.21 | 1 | 0 | lactose | |
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. | 2.36 | 2 | 0 | antibiotic fungicide; cyclic ketone; dicarboximide; piperidine antibiotic; piperidones; secondary alcohol | anticoronaviral agent; bacterial metabolite; ferroptosis inhibitor; neuroprotective agent; protein synthesis inhibitor |
ficusin Ficusin: A naturally occurring furocoumarin, found in PSORALEA. After photoactivation with UV radiation, it binds DNA via single and double-stranded cross-linking.. psoralen : The simplest member of the class of psoralens that is 7H-furo[3,2-g]chromene having a keto group at position 7. It has been found in plants like Psoralea corylifolia and Ficus salicifolia. | 1.98 | 1 | 0 | psoralens | plant metabolite |
fluocinolone acetonide Fluocinolone Acetonide: A glucocorticoid derivative used topically in the treatment of various skin disorders. It is usually employed as a cream, gel, lotion, or ointment. It has also been used topically in the treatment of inflammatory eye, ear, and nose disorders. (From Martindale, The Extra Pharmacopoeia, 30th ed, p732). fluocinolone acetonide : A fluorinated steroid that is flunisolide in which the hydrogen at position 9 is replaced by fluorine. A corticosteroid with glucocorticoid activity, it is used (both as the anhydrous form and as the dihydrate) in creams, gels and ointments for the treatment of various skin disorders. | 6.96 | 1 | 0 | 11beta-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(1),Delta(4)-steroid; cyclic ketal; fluorinated steroid; glucocorticoid; organic heteropentacyclic compound; primary alpha-hydroxy ketone | anti-inflammatory drug; antipruritic drug |
cytarabine [no description available] | 2.36 | 2 | 0 | beta-D-arabinoside; monosaccharide derivative; pyrimidine nucleoside | antimetabolite; antineoplastic agent; antiviral agent; immunosuppressive agent |
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. | 1.95 | 1 | 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 |
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 |
vinyl chloride Vinyl Chloride: A gas that has been used as an aerosol propellant and is the starting material for polyvinyl resins. Toxicity studies have shown various adverse effects, particularly the occurrence of liver neoplasms.. chloroethene : A monohaloethene that is ethene in which one of the hydrogens has been replaced by a chloro group. | 1.96 | 1 | 0 | chloroethenes; gas molecular entity; monohaloethene | carcinogenic agent |
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. | 8.57 | 9 | 0 | gas molecular entity; oxacycle; saturated organic heteromonocyclic parent | allergen; mouse metabolite; mutagen |
propylene oxide propylene oxide: structure. 1,2-epoxypropane : An epoxide that is oxirane substituted by a methyl group at position 2. | 2.91 | 4 | 0 | epoxide | |
peracetic acid Peracetic Acid: A liquid that functions as a strong oxidizing agent. It has an acrid odor and is used as a disinfectant.. peracetic acid : A peroxy acid that is acetic acid in which the OH group is substituted by a hydroperoxy group. It is a versatile oxidising agent that is used as a disinfectant. | 2.87 | 4 | 0 | a peroxy acid | disinfectant; oxidising agent |
2,2-dichloroacetyl chloride dichloroacetyl chloride : The acyl chloride obtained by displacement of the hydroxy group of dichloroacetic acid by chloride. | 1.97 | 1 | 0 | acyl chloride | hapten |
dimethylcarbamyl chloride dimethylcarbamyl chloride: searcher request; structure | 2.66 | 3 | 0 | halide | |
4-biphenylamine 4-biphenylamine: used in detection of sulfates, & as a carcinogen in cancer research; RN given refers to parent cpd; structure. biphenyl-4-amine : An aminobiphenyl that is biphenyl substituted by an amino group at position 4. | 1.97 | 1 | 0 | aminobiphenyl | carcinogenic agent |
dilactide dilactide: structure given in first source | 2.15 | 1 | 0 | dioxanes | |
styrene oxide styrene oxide: structure. styrene oxide : An epoxide that is oxirane in which one of the hydrogens has been replaced by a phenyl group. | 2.25 | 1 | 0 | epoxide | human xenobiotic metabolite |
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. | 1.96 | 1 | 0 | butan-4-olide | metabolite; neurotoxin |
nitrobenzene nitrobenzene : A nitroarene consisting of benzene carrying a single nitro substituent. An industrial chemical used widely in the production of aniline. | 6.93 | 1 | 0 | nitroarene; nitrobenzenes | |
nonoxynol Nonoxynol: Nonionic surfactant mixtures varying in the number of repeating ethoxy (oxy-1,2-ethanediyl) groups. They are used as detergents, emulsifiers, wetting agents, defoaming agents, etc. Nonoxynol-9, the compound with 9 repeating ethoxy groups, is a spermatocide, formulated primarily as a component of vaginal foams and creams. | 1.96 | 1 | 0 | | |
acrylonitrile [no description available] | 1.96 | 1 | 0 | aliphatic nitrile; volatile organic compound | antifungal agent; carcinogenic agent; fungal metabolite; mutagen; polar aprotic solvent |
glyoxal [no description available] | 1.95 | 1 | 0 | dialdehyde | agrochemical; allergen; pesticide; plant growth regulator |
dimethyldioctadecylammonium dimethyldioctadecylammonium: a cationic lipid analog; RN given refers to parent cpd | 1.96 | 1 | 0 | | |
thiophenes Thiophenes: A monocyclic heteroarene furan in which the oxygen atom is replaced by a sulfur.. thiophenes : Compounds containing at least one thiophene ring. | 2.36 | 2 | 0 | mancude organic heteromonocyclic parent; monocyclic heteroarene; thiophenes; volatile organic compound | non-polar solvent |
mequinol mequinol: depigmenting agent; RN given refers to parent cpd | 1.96 | 1 | 0 | methoxybenzenes; phenols | metabolite |
aziridine [no description available] | 3.09 | 5 | 0 | azacycloalkane; aziridines; saturated organic heteromonocyclic parent | alkylating agent |
fluoranthene fluoranthene: structure. fluoranthene : An ortho- and peri-fused polycyclic arene consisting of a naphthalene and benzene unit connected by a five-membered ring. | 1.96 | 1 | 0 | ortho- and peri-fused polycyclic arene | |
acridines Acridines: Compounds that include the structure of acridine.. acridine : A polycyclic heteroarene that is anthracene in which one of the central CH groups is replaced by a nitrogen atom. | 1.95 | 1 | 0 | acridines; mancude organic heterotricyclic parent; polycyclic heteroarene | genotoxin |
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). | 1.95 | 1 | 0 | thymidine 5'-monophosphate | fundamental metabolite |
ethyl chloroformate [no description available] | 1.97 | 1 | 0 | | |
malondialdehyde Malondialdehyde: The dialdehyde of malonic acid.. malonaldehyde : A dialdehyde that is propane substituted by two oxo groups at the terminal carbon atoms respectively. A biomarker of oxidative damage to lipids caused by smoking, it exists in vivo mainly in the enol form. | 2.36 | 2 | 0 | dialdehyde | biomarker |
glycidol glycidol: structure given in first source | 2 | 1 | 0 | epoxide; primary alcohol | |
dansyl chloride dansyl chloride: RN given refers to unlabeled cpd | 1.97 | 1 | 0 | aminonaphthalene; sulfonic acid derivative | |
nitrosomethylurethane Nitrosomethylurethane: An alkylating carcinogen that produces gastrointestinal and probably lung and nervous system tumors. | 1.95 | 1 | 0 | carboxylic ester | |
nitrosoguanidines Nitrosoguanidines: Nitrosylated derivatives of guanidine. They are used as MUTAGENS in MOLECULAR BIOLOGY research. | 1.95 | 1 | 0 | | |
methylnitrosourea Methylnitrosourea: A nitrosourea compound with alkylating, carcinogenic, and mutagenic properties.. N-methyl-N-nitrosourea : A member of the class of N-nitrosoureas that is urea in which one of the nitrogens is substituted by methyl and nitroso groups. | 2.36 | 2 | 0 | N-nitrosoureas | alkylating agent; carcinogenic agent; mutagen; teratogenic agent |
isopropylmethanesulfonate isopropylmethanesulfonate: RN given refers to unlabeled cpd | 1.97 | 1 | 0 | | |
deoxycytidine [no description available] | 2.36 | 2 | 0 | pyrimidine 2'-deoxyribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
4-(4-nitrobenzyl)pyridine [no description available] | 1.96 | 1 | 0 | | |
undecane undecane : A straight-chain alkane with 11 carbon atoms. | 1.96 | 1 | 0 | alkane | |
1,3-propane sultone 1,3-propane sultone: sultone is usually defined as a derivative of 1,8-naphtholsulfonic acid; structure | 7.36 | 2 | 0 | sultone | |
sodium hydroxide Sodium Hydroxide: A highly caustic substance that is used to neutralize acids and make sodium salts. (From Merck Index, 11th ed) | 1.96 | 1 | 0 | alkali metal hydroxide | |
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. | 1.95 | 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 |
beta-butyrolactone beta-butyrolactone: structure | 6.96 | 1 | 0 | beta-lactone | |
2-cyanoethylene oxide 2-cyanoethylene oxide: acrylonitrile metabolite; structure in first source | 2.25 | 1 | 0 | | |
6-n-hydroxylaminopurine N(6)-hydroxyadenine : A member of the class of 6-aminopurinnes that is adenine in which one of the exocyclic amino hydrogens is replaced by a hydroxy group. | 2.38 | 2 | 0 | 6-aminopurines; hydroxylamines; nucleobase analogue | mutagen; teratogenic agent |
acetoxyacetylaminofluorene Acetoxyacetylaminofluorene: An alkylating agent that forms DNA ADDUCTS at the C-8 position in GUANINE, resulting in single strand breaks. It has demonstrated carcinogenic action.. N-acetoxy-2-acetamidofluorene : A 2-acetamidofluorene compound in which the parent 2-acetamidofluorene is substituted on nitrogen by an acetoxy group. | 2.36 | 2 | 0 | 2-acetamidofluorenes | carcinogenic agent; mutagen |
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. | 1.95 | 1 | 0 | elemental mercury; zinc group element atom | neurotoxin |
vanadium Vanadium: A metallic element with the atomic symbol V, atomic number 23, and atomic weight 50.94. It is used in the manufacture of vanadium steel. Prolonged exposure can lead to chronic intoxication caused by absorption usually via the lungs. | 7 | 1 | 0 | elemental vanadium; vanadium group element atom | micronutrient |
chloroethylene oxide chloroethylene oxide: postulated metabolite of vinyl chloride; structure | 2.25 | 1 | 0 | organochlorine compound | |
sodium thiosulfate sodium thiosulfate: do not confuse synonym sodium hyposulfite with sodium hyposulfite, synonym for di-Na salt of dithionous acid. sodium thiosulfate : An inorganic sodium salt composed of sodium and thiosulfate ions in a 2:1 ratio. | 6.97 | 1 | 0 | inorganic sodium salt | antidote to cyanide poisoning; antifungal drug; nephroprotective agent |
nitrous acid Nitrous Acid: Nitrous acid (HNO2). A weak acid that exists only in solution. It can form water-soluble nitrites and stable esters. (From Merck Index, 11th ed) | 7.35 | 2 | 0 | nitrogen oxoacid | |
tetradecanoylphorbol acetate Tetradecanoylphorbol Acetate: A phorbol ester found in CROTON OIL with very effective tumor promoting activity. It stimulates the synthesis of both DNA and RNA.. phorbol ester : Esters of phorbol, originally found in croton oil (from Croton tiglium, of the family Euphorbiaceae). A number of phorbol esters possess activity as tumour promoters and activate the mechanisms associated with cell growth. Some of these are used in experiments as activators of protein kinase C.. phorbol 13-acetate 12-myristate : A phorbol ester that is phorbol in which the hydroxy groups at the cyclopropane ring juction (position 13) and the adjacent carbon (position 12) have been converted into the corresponding acetate and myristate esters. It is a major active constituent of the seed oil of Croton tiglium. It has been used as a tumour promoting agent for skin carcinogenesis in rodents and is associated with increased cell proliferation of malignant cells. However its function is controversial since a decrease in cell proliferation has also been observed in several cancer cell types. | 2.38 | 2 | 0 | acetate ester; diester; phorbol ester; tertiary alpha-hydroxy ketone; tetradecanoate ester | antineoplastic agent; apoptosis inducer; carcinogenic agent; mitogen; plant metabolite; protein kinase C agonist; reactive oxygen species generator |
osmium tetroxide Osmium Tetroxide: (T-4)-Osmium oxide (OsO4). A highly toxic and volatile oxide of osmium used in industry as an oxidizing agent. It is also used as a histological fixative and stain and as a synovectomy agent in arthritic joints. Its vapor can cause eye, skin, and lung damage.. osmium tetroxide : An osmium coordination entity consisting of four oxygen atoms bound to a central osmium atom via covalent double bonds. | 1.97 | 1 | 0 | osmium coordination entity | fixative; histological dye; oxidising agent; poison |
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. | 1.97 | 1 | 0 | benzenes; phenyl acetates | |
tributyl phosphate tributyl phosphate: a detergent. tributyl phosphate : A trialkyl phosphate that is the tributyl ester of phosphoric acid. | 3.76 | 3 | 0 | trialkyl phosphate | |
pyrene pyrene: structure in Merck Index, 9th ed, #7746. pyrene : An ortho- and peri-fused polycyclic arene consisting of four fused benzene rings, resulting in a flat aromatic system. | 1.96 | 1 | 0 | ortho- and peri-fused polycyclic arene | fluorescent probe; persistent organic pollutant |
azides Azides: Organic or inorganic compounds that contain the -N3 group.. azide : Any nitrogen molecular entity containing the group -N3. | 1.95 | 1 | 0 | pseudohalide anion | mitochondrial respiratory-chain inhibitor |
dimethylhydrazines Dimethylhydrazines: Hydrazines substituted with two methyl groups in any position. | 2.38 | 2 | 0 | | |
anisodamine anisodamine: alkaloid isolated from Chinese solanacea plant | 2.25 | 1 | 0 | | |
fluorexon fluorexon: structure | 2.1 | 1 | 0 | xanthene dye | fluorochrome |
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. | 4.05 | 3 | 1 | iditol | fungal metabolite |
glycidamide glycidamide: metabolite of acrylamide; structure given in first source | 2.25 | 1 | 0 | | |
vinyl carbamate epoxide vinyl carbamate epoxide: structure given in first source | 2.25 | 1 | 0 | | |
deoxyglucose Deoxyglucose: 2-Deoxy-D-arabino-hexose. An antimetabolite of glucose with antiviral activity.. deoxyglucose : A deoxyhexose comprising glucose having at least one hydroxy group replaced by hydrogen. | 1.96 | 1 | 0 | | |
caprylates Caprylates: Derivatives of caprylic acid. Included under this heading are a broad variety of acid forms, salts, esters, and amides that contain a carboxy terminated eight carbon aliphatic structure.. octanoate : A straight-chain saturated fatty acid anion that is the conjugate base of octanoic acid (caprylic acid); believed to block adipogenesis. | 3.82 | 2 | 1 | fatty acid anion 8:0; straight-chain saturated fatty acid anion | human metabolite; Saccharomyces cerevisiae metabolite |
carbene carbene: electrically neutral species H2C: and its derivatives, in which the carbon is covalently bonded to two univalent groups of any kind or a divalent group and bears two nonbonding electrons; carbene is the name of the parent hydride :CH2 ; hence, the name dichlorocarbene for :CCl2. However, names for acyclic and cyclic hydrocarbons containing one or more divalent carbon atoms are derived from the name of the corresponding all-4-hydrocarbon using the suffix -ylidene; methylene carbene also available. carbene : The electrically neutral species H2C(2.) and its derivatives, in which the carbon is covalently bonded to two univalent groups of any kind or a divalent group and bears two nonbonding electrons, which may be spin-paired (singlet state) or spin-non-paired (triplet state). | 2.6 | 1 | 0 | carbene; methanediyl | |
n(6)-methyl-2'-deoxyadenosine N(6)-methyl-2'-deoxyadenosine: structure given in first source | 1.96 | 1 | 0 | purine 2'-deoxyribonucleoside | |
aflatoxin b1 Aflatoxin B1: A potent hepatotoxic and hepatocarcinogenic mycotoxin produced by the Aspergillus flavus group of fungi. It is also mutagenic, teratogenic, and causes immunosuppression in animals. It is found as a contaminant in peanuts, cottonseed meal, corn, and other grains. The mycotoxin requires epoxidation to aflatoxin B1 2,3-oxide for activation. Microsomal monooxygenases biotransform the toxin to the less toxic metabolites aflatoxin M1 and Q1.. aflatoxin B1 : An aflatoxin having a tetrahydrocyclopenta[c]furo[3',2':4,5]furo[2,3-h]chromene skeleton with oxygen functionality at positions 1, 4 and 11. | 2.25 | 1 | 0 | aflatoxin; aromatic ether; aromatic ketone | carcinogenic agent; human metabolite |
cholic acid Cholic Acid: A major primary bile acid produced in the liver and usually conjugated with glycine or taurine. It facilitates fat absorption and cholesterol excretion.. cholic acid : A bile acid that is 5beta-cholan-24-oic acid bearing three alpha-hydroxy substituents at position 3, 7 and 12. | 1.96 | 1 | 0 | 12alpha-hydroxy steroid; 3alpha-hydroxy steroid; 7alpha-hydroxy steroid; bile acid; C24-steroid; trihydroxy-5beta-cholanic acid | human metabolite; mouse metabolite |
deoxycholic acid Deoxycholic Acid: A bile acid formed by bacterial action from cholate. It is usually conjugated with glycine or taurine. Deoxycholic acid acts as a detergent to solubilize fats for intestinal absorption, is reabsorbed itself, and is used as a choleretic and detergent.. deoxycholic acid : A bile acid that is 5beta-cholan-24-oic acid substituted by hydroxy groups at positions 3 and 12 respectively. | 2.05 | 1 | 0 | bile acid; C24-steroid; dihydroxy-5beta-cholanic acid | human blood serum metabolite |
epiglucan epiglucan: a highly side-chain/branched alkali-insoluble cell wall glucan from fungus such as Epicoccum nigrum, Botrytis cinerea, ascomycetes & basidiomycetes; also isolated S-4001 from Lei Wan (polyporus mylitiae), HA-beta-glucan from mushroom Pleutotus ostreatus (Fr.) Quel., and translam from seaweed Laminaria cichorioides; with commercially important functional properties including emulsification and friction reduction. | 2.25 | 1 | 0 | | |
monensin Monensin: An antiprotozoal agent produced by Streptomyces cinnamonensis. It exerts its effect during the development of first-generation trophozoites into first-generation schizonts within the intestinal epithelial cells. It does not interfere with hosts' development of acquired immunity to the majority of coccidial species. Monensin is a sodium and proton selective ionophore and is widely used as such in biochemical studies.. monensin A : A spiroketal, monensin A is the major component of monensin, a mixture of antibiotic substances produced by Streptomyces cinnamonensis. An antiprotozoal, it is used as the sodium salt as a feed additive for the prevention of coccidiosis in poultry and as a growth promoter in cattle. | 2.1 | 1 | 0 | cyclic hemiketal; monocarboxylic acid; polyether antibiotic; spiroketal | antifungal agent; coccidiostat; ionophore |
gingerol gingerol: an active ingredient in GINGER along with SHOGAOL. a nonvolatile methoxy phenyl decanone. gingerol : A beta-hydroxy ketone that is 5-hydroxydecan-3-one substituted by a 4-hydroxy-3-methoxyphenyl moiety at position 1; believed to inhibit adipogenesis. It is a constituent of fresh ginger. | 2.25 | 1 | 0 | beta-hydroxy ketone; guaiacols | antineoplastic agent; plant metabolite |
dactinomycin Dactinomycin: A compound composed of a two CYCLIC PEPTIDES attached to a phenoxazine that is derived from STREPTOMYCES parvullus. It binds to DNA and inhibits RNA synthesis (transcription), with chain elongation more sensitive than initiation, termination, or release. As a result of impaired mRNA production, protein synthesis also declines after dactinomycin therapy. (From AMA Drug Evaluations Annual, 1993, p2015) | 1.96 | 1 | 0 | actinomycin | mutagen |
glycosides [no description available] | 2.02 | 1 | 0 | | |
thiourea Thiourea: A photographic fixative used also in the manufacture of resins. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), this substance may reasonably be anticipated to be a carcinogen (Merck Index, 9th ed). Many of its derivatives are ANTITHYROID AGENTS and/or FREE RADICAL SCAVENGERS.. thiourea : The simplest member of the thiourea class, consisting of urea with the oxygen atom substituted by sulfur. | 1.95 | 1 | 0 | one-carbon compound; thioureas; ureas | antioxidant; chromophore |
nadp [no description available] | 1.96 | 1 | 0 | | |
glyceryl 2-arachidonate glyceryl 2-arachidonate: binds to cannabinoid receptors; structure in first source. 2-arachidonoylglycerol : An endocannabinoid and an endogenous agonist of the cannabinoid receptors (CB1 and CB2). It is an ester formed from omega-6-arachidonic acid and glycerol. | 2.05 | 1 | 0 | 2-acylglycerol 20:4; endocannabinoid | human metabolite |
dimyristoylphosphatidylcholine 1,2-di-O-myristoyl-sn-glycero-3-phosphocholine : A 1,2-diacyl-sn-glycero-3-phosphocholine where the two phosphatidyl acyl groups are specified as tetradecanoyl (myristoyl).. dimyristoyl phosphatidylcholine : A phosphatidylcholine where the phosphatidyl acyl groups are specified as tetradecanoyl (myristoyl). | 7.06 | 1 | 0 | 1,2-diacyl-sn-glycero-3-phosphocholine; phosphatidylcholine 28:0; tetradecanoate ester | antigen; mouse 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. | 2.52 | 2 | 0 | cysteinium | fundamental metabolite |
selenium Selenium: An element with the atomic symbol Se, atomic number 34, and atomic weight 78.97. It is an essential micronutrient for mammals and other animals but is toxic in large amounts. Selenium protects intracellular structures against oxidative damage. It is an essential component of GLUTATHIONE PEROXIDASE. | 1.95 | 1 | 0 | chalcogen; nonmetal atom | micronutrient |
antibiotic 1233a antibiotic 1233A: beta-lactone antibiotic from Cephalosporium; hydroxymethylglutaryl-CoA synthase & 3C protease, viral inhibitor; structure in first source | 1.98 | 1 | 0 | long-chain fatty acid | |
beta-escin [no description available] | 2 | 1 | 0 | | |
chlorhexidine Chlorhexidine: A disinfectant and topical anti-infective agent used also as mouthwash to prevent oral plaque.. chlorhexidine : A bisbiguanide compound with a structure consisting of two (p-chlorophenyl)guanide units linked by a hexamethylene bridge. | 2.02 | 1 | 0 | biguanides; monochlorobenzenes | antibacterial agent; antiinfective agent |
sepharose agarose : A linear polysaccharide made up from alternating D-galactose and 3,6-anhydro-alpha-L-galactopyranose residues joined by alpha-(1->3)- and beta-(1->4)-linkages. | 2.25 | 1 | 0 | | |
scopolamine hydrobromide [no description available] | 2.25 | 1 | 0 | | |
omdm 169 OMDM 169: has antinociceptive activity; structure in first source | 2.05 | 1 | 0 | | |
cellulose DEAE-Cellulose: Cellulose derivative used in chromatography, as ion-exchange material, and for various industrial applications. | 2.25 | 1 | 0 | glycoside | |
thimerosal Thimerosal: An ethylmercury-sulfidobenzoate that has been used as a preservative in VACCINES; ANTIVENINS; and OINTMENTS. It was formerly used as a topical antiseptic. It degrades to ethylmercury and thiosalicylate.. thimerosal : An alkylmercury compound (approximately 49% mercury by weight) used as an antiseptic and antifungal agent. | 3.45 | 2 | 0 | alkylmercury compound | antifungal drug; antiseptic drug; disinfectant; drug allergen |
sodium hypochlorite Sodium Hypochlorite: It is used as an oxidizing and bleaching agent and as a disinfectant. (From Grant & Hackh's Chemical Dictionary, 5th ed). sodium hypochlorite : An inorganic sodium salt in which hypochlorite is the counterion. It is used as a bleaching and disinfecting agent and is commonly found in household bleach. | 2.37 | 2 | 0 | inorganic sodium salt | bleaching agent; disinfectant |
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) | 1.93 | 1 | 0 | | |
palmostatin b palmostatin B: inhibits acyl protein thioesterase 1; structure in first source | 3.6 | 8 | 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. | 2.4 | 2 | 0 | ascorbic acid; vitamin C | coenzyme; cofactor; flour treatment agent; food antioxidant; food colour retention agent; geroprotector; plant metabolite; skin lightening agent |
palmostatin m palmostatin M: inhibits acyl protein thioesterases 1 and 2; structure in first source | 2.8 | 3 | 0 | | |
quil a Quil A: produces antibodies to bovine ephemeral fever virus | 2 | 1 | 0 | | |
g(m3) ganglioside G(M3) Ganglioside: A ganglioside present in abnormally large amounts in the brain and liver due to a deficient biosynthetic enzyme, G(M3):UDP-N-acetylgalactosaminyltransferase. Deficiency of this enzyme prevents the formation of G(M2) ganglioside from G(M3) ganglioside and is the cause of an anabolic sphingolipidosis.. alpha-Neu5Ac-(2->3)-beta-D-Gal-(1->4)-beta-D-Glc-(1<->1')-Cer(d18:1/24:1(15Z)) : A sialotriaosylceramide consisting of beta-D-GalNAc-(1->4)-[alpha-Neu5Ac-(2->3)]-beta-D-Gal-(1->4)-beta-D-Glc attached to the primary hydroxy function of ceramide(d18:1/24:1(15Z)). | 2.06 | 1 | 0 | alpha-N-acetylneuraminyl-(2->3)-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1')-ceramide; sialodiosylceramide; sialotriaosylceramide | mouse metabolite |
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. | 1.95 | 1 | 0 | | |
deoxyguanosine [no description available] | 1.96 | 1 | 0 | purine 2'-deoxyribonucleoside; purines 2'-deoxy-D-ribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
deoxyinosine [no description available] | 1.96 | 1 | 0 | purine 2'-deoxyribonucleoside; purines 2'-deoxy-D-ribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
2'-deoxyguanosine 5'-phosphate 2'-deoxyguanosine 5'-phosphate: RN given refers to parent cpd.. 2'-deoxyguanosine 5'-monophosphate : A purine 2'-deoxyribonucleoside 5'-monophosphate having guanine as the nucleobase. | 1.93 | 1 | 0 | deoxyguanosine phosphate; guanyl deoxyribonucleotide; purine 2'-deoxyribonucleoside 5'-monophosphate | Escherichia coli metabolite; mouse metabolite |
guanine [no description available] | 1.96 | 1 | 0 | 2-aminopurines; oxopurine; purine nucleobase | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
guanosine ribonucleoside : Any nucleoside where the sugar component is D-ribose. | 7.35 | 2 | 0 | guanosines; purines D-ribonucleoside | fundamental metabolite |
inosine [no description available] | 1.96 | 1 | 0 | inosines; purines D-ribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
1-methyladenine 1-methyladenine : Adenine substituted with a methyl group at position N-1. | 1.95 | 1 | 0 | | |
neopterin [no description available] | 6.97 | 1 | 0 | | |
azaguanine Azaguanine: One of the early purine analogs showing antineoplastic activity. It functions as an antimetabolite and is easily incorporated into ribonucleic acids.. 8-azaguanine : A triazolopyrimidine that consists of 3,6-dihydro-7H-[1,2,3]triazolo[4,5-d]pyrimidine bearing amino and oxo substituents at positions 5 and 7 respectively. | 1.95 | 1 | 0 | nucleobase analogue; triazolopyrimidines | antimetabolite; antineoplastic agent; EC 2.4.2.1 (purine-nucleoside phosphorylase) inhibitor |
methylnitronitrosoguanidine Methylnitronitrosoguanidine: A nitrosoguanidine derivative with potent mutagenic and carcinogenic properties.. N-methyl-N'-nitro-N-nitrosoguanidine : An N-nitroguanidine compound having nitroso and methyl substituents at the N'-position | 3.58 | 9 | 0 | nitroso compound | alkylating agent |
quillaja saponins Quillaja Saponins: Natural detergents made up of a heterogeneous mixture of molecules having a triterpenoid core structure. They vary in aglycone (sapogenin) and sugar moieties, including glucose. | 2 | 1 | 0 | | |
dinitrobenzenes Dinitrobenzenes: Benzene derivatives which are substituted with two nitro groups in the ortho, meta or para positions. | 1.93 | 1 | 0 | | |
pyrimidinones Pyrimidinones: Heterocyclic compounds known as 2-pyrimidones (or 2-hydroxypyrimidines) and 4-pyrimidones (or 4-hydroxypyrimidines) with the general formula C4H4N2O. | 1.95 | 1 | 0 | | |