Substance | Relationship Strength | Studies | Trials | Classes | Roles |
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. | 4.1 | 16 | 0 | amino acid zwitterion; gamma-amino acid; monocarboxylic acid | human metabolite; neurotransmitter; Saccharomyces cerevisiae metabolite; signalling molecule |
5-aminovaleric acid 5-aminovaleric acid: from red fox anal secretion; RN given refers to parent cpd. 5-aminopentanoic acid : A delta-amino acid comprising pentanoic acid with an amino substituent at C-5; a methylene homologue of gamma-aminobutyric acid (GABA) that is a weak GABA agonist. | 1.96 | 1 | 0 | amino acid zwitterion; delta-amino acid; omega-amino fatty acid | human metabolite |
chlorine chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 3.75 | 11 | 0 | halide anion; monoatomic chlorine | cofactor; Escherichia coli metabolite; human metabolite |
iodine Iodine: A nonmetallic element of the halogen group that is represented by the atomic symbol I, atomic number 53, and atomic weight of 126.90. It is a nutritionally essential element, especially important in thyroid hormone synthesis. In solution, it has anti-infective properties and is used topically.. diiodine : Molecule comprising two covalently bonded iodine atoms with overall zero charge.. | 2.02 | 1 | 0 | diatomic iodine | nutrient |
nitrates Nitrates: Inorganic or organic salts and esters of nitric acid. These compounds contain the NO3- radical. | 1.96 | 1 | 0 | monovalent inorganic anion; nitrogen oxoanion; reactive nitrogen species | |
4-nonylphenol 4-nonylphenol: structure in first source; see also record for nonylphenol. 4-nonylphenol : A member of the class of phenols that is phenol which is para-substituted with a nonyl group. | 2.21 | 1 | 0 | phenols | environmental contaminant |
ag 127 tyrphostin AG 126: inhibits development of postoperative ileus induced by surgical manipulation of murine colon | 2.21 | 1 | 0 | nitrophenol | |
albuterol Albuterol: A short-acting beta-2 adrenergic agonist that is primarily used as a bronchodilator agent to treat ASTHMA. Albuterol is prepared as a racemic mixture of R(-) and S(+) stereoisomers. The stereospecific preparation of R(-) isomer of albuterol is referred to as levalbuterol.. albuterol : A member of the class of phenylethanolamines that is 4-(2-amino-1-hydroxyethyl)-2-(hydroxymethyl)phenol having a tert-butyl group attached to the nirogen atom. It acts as a beta-adrenergic agonist used in the treatment of asthma and chronic obstructive pulmonary disease (COPD). | 2.21 | 1 | 0 | phenols; phenylethanolamines; secondary amino compound | beta-adrenergic agonist; bronchodilator agent; environmental contaminant; xenobiotic |
aurintricarboxylic acid Aurintricarboxylic Acid: A dye which inhibits protein biosynthesis at the initial stages. The ammonium salt (aluminon) is a reagent for the colorimetric estimation of aluminum in water, foods, and tissues.. aurintricarboxylic acid : A member of the class of quinomethanes that is 3-methylidene-6-oxocyclohexa-1,4-diene-1-carboxylic acid in which the methylidene hydrogens are replaced by 4-carboxy-3-hydroxyphenyl groups. The trisodium salt is the biological stain 'chrome violet CG' while the triammonium salt is 'aluminon'. | 2.21 | 1 | 0 | monohydroxybenzoic acid; quinomethanes; tricarboxylic acid | fluorochrome; histological dye; insulin-like growth factor receptor 1 antagonist |
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. | 2.31 | 1 | 0 | azobenzenes | |
benzbromarone Benzbromarone: Uricosuric that acts by increasing uric acid clearance. It is used in the treatment of gout.. benzbromarone : 1-Benzofuran substituted at C-2 and C-3 by an ethyl group and a 3,5-dibromo-4-hydroxybenzoyl group respectively. An inhibitor of CYP2C9, it is used as an anti-gout medication. | 2.21 | 1 | 0 | 1-benzofurans; aromatic ketone | uricosuric drug |
benzyl isothiocyanate benzyl isothiocyanate: inhibits carcinogen-induced neoplasia; structure in Negwer, 5th ed, #715; also promotes urinary bladder carcinoma | 2.21 | 1 | 0 | benzenes; isothiocyanate | antibacterial drug |
bithionol Bithionol: Halogenated anti-infective agent that is used against trematode and cestode infestations.. bithionol : An aryl sulfide that is diphenyl sulfide in which each phenyl group is substituted at position 2 by hydroxy and at positions 3 and 5 by chlorine. A fungicide and anthelmintic, it was used in various topical drug products for the treatment of liver flukes, but withdrawn after being shown to be a potent photosensitizer with the potential to cause serious skin disorders. | 2.21 | 1 | 0 | aryl sulfide; bridged diphenyl antifungal drug; bridged diphenyl fungicide; dichlorobenzene; organochlorine pesticide; polyphenol | antifungal agrochemical; antiplatyhelmintic drug |
verapamil Verapamil: A calcium channel blocker that is a class IV anti-arrhythmia agent.. verapamil : A racemate comprising equimolar amounts of dexverapamil and (S)-verapamil. An L-type calcium channel blocker of the phenylalkylamine class, it is used (particularly as the hydrochloride salt) in the treatment of hypertension, angina pectoris and cardiac arrhythmia, and as a preventive medication for migraine.. 2-(3,4-dimethoxyphenyl)-5-{[2-(3,4-dimethoxyphenyl)ethyl](methyl)amino}-2-(propan-2-yl)pentanenitrile : A tertiary amino compound that is 3,4-dimethoxyphenylethylamine in which the hydrogens attached to the nitrogen are replaced by a methyl group and a 4-cyano-4-(3,4-dimethoxyphenyl)-5-methylhexyl group. | 1.96 | 1 | 0 | aromatic ether; nitrile; polyether; tertiary amino compound | |
candesartan candesartan: a nonpeptide angiotensin II receptor antagonist. candesartan : A benzimidazolecarboxylic acid that is 1H-benzimidazole-7-carboxylic acid substituted by an ethoxy group at position 2 and a ({2'-(1H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl}methyl) group at position 1. It is a angiotensin receptor antagonist used for the treatment of hypertension. | 2.21 | 1 | 0 | benzimidazolecarboxylic acid; biphenylyltetrazole | angiotensin receptor antagonist; antihypertensive agent; environmental contaminant; xenobiotic |
carbofuran Carbofuran: A cholinesterase inhibitor that is used as a systemic insecticide, an acaricide, and nematocide. (From Merck Index, 11th ed) | 1.97 | 1 | 0 | 1-benzofurans; carbamate ester | acaricide; agrochemical; avicide; carbamate insecticide; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; nematicide |
carprofen carprofen: RN given refers to cpd without isomeric designation. carprofen : Propanoic acid in which one of the methylene hydrogens is substituted by a 6-chloro-9H-carbazol-2-yl group. A non-steroidal anti-inflammatory drug, it is no longer used in human medicine but is still used for treatment of arthritis in elderly dogs. | 3.1 | 1 | 0 | carbazoles; organochlorine compound | EC 1.14.99.1 (prostaglandin-endoperoxide synthase) inhibitor; non-steroidal anti-inflammatory drug; photosensitizing agent |
clonazepam Clonazepam: An anticonvulsant used for several types of seizures, including myotonic or atonic seizures, photosensitive epilepsy, and absence seizures, although tolerance may develop. It is seldom effective in generalized tonic-clonic or partial seizures. The mechanism of action appears to involve the enhancement of GAMMA-AMINOBUTYRIC ACID receptor responses.. clonazepam : 1,3-Dihydro-2H-1,4-benzodiazepin-2-one in which the hydrogens at positions 5 and 7 are substituted by 2-chlorophenyl and nitro groups, respectively. It is used in the treatment of all types of epilepsy and seizures, as well as myoclonus and associated abnormal movements, and panic disorders. However, its use can be limited by the development of tolerance and by sedation. | 1.96 | 1 | 0 | 1,4-benzodiazepinone; monochlorobenzenes | anticonvulsant; anxiolytic drug; GABA modulator |
dephostatin dephostatin: from Streptomyces sp. MJ742-NF5; structure given in first source | 2.21 | 1 | 0 | | |
diazepam Diazepam: A benzodiazepine with anticonvulsant, anxiolytic, sedative, muscle relaxant, and amnesic properties and a long duration of action. Its actions are mediated by enhancement of GAMMA-AMINOBUTYRIC ACID activity.. diazepam : A 1,4-benzodiazepinone that is 1,3-dihydro-2H-1,4-benzodiazepin-2-one substituted by a chloro group at position 7, a methyl group at position 1 and a phenyl group at position 5. | 1.95 | 1 | 0 | 1,4-benzodiazepinone; organochlorine compound | anticonvulsant; anxiolytic drug; environmental contaminant; sedative; xenobiotic |
dichlorophen Dichlorophen: Nontoxic laxative vermicide effective for taenia infestation. It tends to produce colic and nausea. It is also used as a veterinary fungicide, anthelmintic, and antiprotozoan. (From Merck, 11th ed.) | 2.21 | 1 | 0 | bridged diphenyl fungicide; diarylmethane | |
2,3-dimethoxy-1,4-naphthoquinone 2,3-dimethoxynaphthalene-1,4-dione : A naphthoquinone that is 1,4-naphthoquinone bearing two methoxy substituents at positions 2 and 3. Redox-cycling agent that induces intracellular superoxide anion formation and, depending on the concentration, induces cell proliferation, apoptosis or necrosis. Used to study the role of ROS in cell toxicity, apoptosis, and necrosis. | 2.21 | 1 | 0 | 1,4-naphthoquinones | |
endosulfan Endosulfan: A polychlorinated compound used for controlling a variety of insects. It is practically water-insoluble, but readily adheres to clay particles and persists in soil and water for several years. Its mode of action involves repetitive nerve-discharges positively correlated to increase in temperature. This compound is extremely toxic to most fish. (From Comp Biochem Physiol (C) 1993 Jul;105(3):347-61). endosulfan : A cyclic sulfite ester that is 1,5,5a,6,9,9a-hexahydro-6,9-methano-2,4,3-benzodioxathiepine 3-oxide substituted by chloro groups at positions 6, 7, 8, 9, 10 and 10. | 2 | 1 | 0 | cyclic sulfite ester; cyclodiene organochlorine insecticide | acaricide; agrochemical; GABA-gated chloride channel antagonist; persistent organic pollutant |
etazolate Etazolate: A potent phosphodiesterase inhibitor proposed as an antipsychotic agent.. etazolate : A pyrazolopyridine that is 1H-pyrazolo[3,4-b]pyridine which is substituted at positions 1, 4, and 5 by ethyl, 2-isopropylidenehydrazino, and ethoxycarbonyl groups, respectively. A phosphodiesterase IV inhibitor with antidepressant and anxiolytic properties. | 2.65 | 3 | 0 | ethyl ester; hydrazone; pyrazolopyridine | alpha-secretase activator; antidepressant; antipsychotic agent; anxiolytic drug; GABA agent; neuroprotective agent; phosphodiesterase IV inhibitor |
ethacrynic acid Ethacrynic Acid: A compound that inhibits symport of sodium, potassium, and chloride primarily in the ascending limb of Henle, but also in the proximal and distal tubules. This pharmacological action results in excretion of these ions, increased urinary output, and reduction in extracellular fluid. This compound has been classified as a loop or high ceiling diuretic.. etacrynic acid : An aromatic ether that is phenoxyacetic acid in which the phenyl ring is substituted by chlorines at positions 2 and 3, and by a 2-methylidenebutanoyl group at position 4. It is a loop diuretic used to treat high blood pressure resulting from diseases such as congestive heart failure, liver failure, and kidney failure. It is also a glutathione S-transferase (EC 2.5.1.18) inhibitor. | 2.21 | 1 | 0 | aromatic ether; aromatic ketone; dichlorobenzene; monocarboxylic acid | EC 2.5.1.18 (glutathione transferase) inhibitor; ion transport inhibitor; loop diuretic |
fenbendazole Fenbendazole: Antinematodal benzimidazole used in veterinary medicine.. fenbendazole : A member of the class of benzimidazoles that is 1H-benzimidazole which is substituted at positons 2 and 5 by (methoxycarbonyl)amino and phenylsulfanediyl groups, respectively. A broad-spectrum anthelmintic, it is used, particularly in veterinary medicine, for the treatment of nematodal infections. | 3.36 | 1 | 1 | aryl sulfide; benzimidazoles; carbamate ester | antinematodal drug |
fipronil fipronil: has low mammalian toxicity; structure given in first source. fipronil : A racemate comprising equimolar amounts of (R)- and (S)-fipronil.. 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-4-[(trifluoromethyl)sulfinyl]-1H-pyrazole-3-carbonitrile : A member of the class of pyrazoles that is 1H-pyrazole that is substituted at positions 1, 3, 4, and 5 by 2,6-dichloro-4-(trifluoromethyl)phenyl, cyano, (trifluoromethyl)sulfinyl, and amino groups, respectively. | 2 | 1 | 0 | (trifluoromethyl)benzenes; dichlorobenzene; nitrile; primary amino compound; pyrazoles; sulfoxide | |
flunitrazepam Flunitrazepam: A benzodiazepine with pharmacologic actions similar to those of DIAZEPAM that can cause ANTEROGRADE AMNESIA. Some reports indicate that it is used as a date rape drug and suggest that it may precipitate violent behavior. The United States Government has banned the importation of this drug.. flunitrazepam : A 1,4-benzodiazepinone that is nitrazepam substituted by a methyl group at position 1 and by a fluoro group at position 2'. It is a potent hypnotic, sedative, and amnestic drug used to treat chronic insomnia. | 3.21 | 6 | 0 | 1,4-benzodiazepinone; C-nitro compound; monofluorobenzenes | anxiolytic drug; GABAA receptor agonist; sedative |
fluorouracil Fluorouracil: A pyrimidine analog that is an antineoplastic antimetabolite. It interferes with DNA synthesis by blocking the THYMIDYLATE SYNTHETASE conversion of deoxyuridylic acid to thymidylic acid.. 5-fluorouracil : A nucleobase analogue that is uracil in which the hydrogen at position 5 is replaced by fluorine. It is an antineoplastic agent which acts as an antimetabolite - following conversion to the active deoxynucleotide, it inhibits DNA synthesis (by blocking the conversion of deoxyuridylic acid to thymidylic acid by the cellular enzyme thymidylate synthetase) and so slows tumour growth. | 2.06 | 1 | 0 | nucleobase analogue; organofluorine compound | antimetabolite; antineoplastic agent; environmental contaminant; immunosuppressive agent; radiosensitizing agent; xenobiotic |
gossypol Gossypol: A dimeric sesquiterpene found in cottonseed (GOSSYPIUM). The (-) isomer is active as a male contraceptive (CONTRACEPTIVE AGENTS, MALE) whereas toxic symptoms are associated with the (+) isomer. | 2.21 | 1 | 0 | | |
harmalol harmalol: inhibitor of rat liver microsomal UDP-glucuronyltransferase; RN given refers to parent cpd; structure. harmalol : A harmala alkaloid in which the harman skeleton is hydroxy-substituted at C-7 and has been reduced across the 3,4 bond. | 2.21 | 1 | 0 | harmala alkaloid | algal metabolite; EC 1.4.3.4 (monoamine oxidase) inhibitor |
hexachlorophene Hexachlorophene: A chlorinated bisphenol antiseptic with a bacteriostatic action against Gram-positive organisms, but much less effective against Gram-negative organisms. It is mainly used in soaps and creams and is an ingredient of various preparations used for skin disorders. (From Martindale, The Extra Pharmacopoeia, 30th ed, p797). hexachlorophene : An organochlorine compound that is diphenylmethane in which each of the phenyl groups is substituted by chlorines at positions 2, 3, and 5, and by a hydroxy group at position 6. An antiseptic that is effective against Gram-positive organisms, it is used in soaps and creams for the treatment of various skin disorders. It is also used in agriculture as an acaricide and fungicide, but is not approved for such use within the European Union. | 2.21 | 1 | 0 | bridged diphenyl fungicide; polyphenol; trichlorobenzene | acaricide; antibacterial agent; antifungal agrochemical; antiseptic drug |
miltefosine miltefosine: hexadecyl phosphocholine derivative of cisplatin; did not substantially activate HIV long terminal repeat; less toxic than cisplatin. miltefosine : A phospholipid that is the hexadecyl monoester of phosphocholine. | 2.21 | 1 | 0 | phosphocholines; phospholipid | anti-inflammatory agent; anticoronaviral agent; antifungal agent; antineoplastic agent; antiprotozoal drug; apoptosis inducer; immunomodulator; protein kinase inhibitor |
isoguvacine isoguvacine: A GABA agonist; RN given refers to parent cpd; structure | 1.96 | 1 | 0 | tetrahydropyridine | |
juglone juglone: structure. juglone : A hydroxy-1,4-naphthoquinone that is 1,4-naphthoquinone in which the hydrogen at position 5 has been replaced by a hydroxy group. A plant-derived 1,4-naphthoquinone with confirmed antibacterial and antitumor activities. | 2.21 | 1 | 0 | hydroxy-1,4-naphthoquinone | geroprotector; herbicide; reactive oxygen species generator |
lapachol lapachol : A hydroxy-1,4-naphthoquinone that is 1,4-naphthoquinone substituted by hydroxy and 3-methylbut-2-en-1-yl groups at positions 2 and 3, respectively. It is a natural compound that exhibits antibacterial and anticancer properties, first isolated in 1882 from the bark of Tabebuia avellanedae. | 2.21 | 1 | 0 | | |
beta-lapachone beta-lapachone: antineoplastic inhibitor of reverse transcriptase, DNA topoisomerase, and DNA polymerase. beta-lapachone : A benzochromenone that is 3,4-dihydro-2H-benzo[h]chromene-5,6-dione substituted by geminal methyl groups at position 2. Isolated from Tabebuia avellanedae, it exhibits antineoplastic and anti-inflammatory activities. | 2.21 | 1 | 0 | benzochromenone; orthoquinones | anti-inflammatory agent; antineoplastic agent; plant metabolite |
vitamin k 3 Vitamin K 3: A synthetic naphthoquinone without the isoprenoid side chain and biological activity, but can be converted to active vitamin K2, menaquinone, after alkylation in vivo. | 2.21 | 1 | 0 | 1,4-naphthoquinones; vitamin K | angiogenesis inhibitor; antineoplastic agent; EC 3.4.22.69 (SARS coronavirus main proteinase) inhibitor; human urinary metabolite; nutraceutical |
mesalamine Mesalamine: An anti-inflammatory agent, structurally related to the SALICYLATES, which is active in INFLAMMATORY BOWEL DISEASE. It is considered to be the active moiety of SULPHASALAZINE. (From Martindale, The Extra Pharmacopoeia, 30th ed). mesalamine : A monohydroxybenzoic acid that is salicylic acid substituted by an amino group at the 5-position. | 2.21 | 1 | 0 | amino acid; aromatic amine; monocarboxylic acid; monohydroxybenzoic acid; phenols | non-steroidal anti-inflammatory drug |
muscimol Muscimol: A neurotoxic isoxazole isolated from species of AMANITA. It is obtained by decarboxylation of IBOTENIC ACID. Muscimol is a potent agonist of GABA-A RECEPTORS and is used mainly as an experimental tool in animal and tissue studies.. muscimol : A member of the class of isoxazoles that is 1,2-oxazol-3(2H)-one substituted by an aminomethyl group at position 5. It has been isolated from mushrooms of the genus Amanita. | 3.07 | 5 | 0 | alkaloid; isoxazoles; primary amino compound | fungal metabolite; GABA agonist; oneirogen; psychotropic drug |
omeprazole Omeprazole: A 4-methoxy-3,5-dimethylpyridyl, 5-methoxybenzimidazole derivative of timoprazole that is used in the therapy of STOMACH ULCERS and ZOLLINGER-ELLISON SYNDROME. The drug inhibits an H(+)-K(+)-EXCHANGING ATPASE which is found in GASTRIC PARIETAL CELLS.. omeprazole : A racemate comprising equimolar amounts of (R)- and (S)-omeprazole.. 5-methoxy-2-{[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfinyl}-1H-benzimidazole : A member of the class of benzimidazoles that is 1H-benzimidazole which is substituted by a [4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfinyl group at position 2 and a methoxy group at position 5. | 3.1 | 1 | 0 | aromatic ether; benzimidazoles; pyridines; sulfoxide | |
patulin Patulin: 4-Hydroxy-4H-furo(3,2-c)pyran-2(6H)-one. A mycotoxin produced by several species of Aspergillus and Penicillium. It is found in unfermented apple and grape juice and field crops. It has antibiotic properties and has been shown to be carcinogenic and mutagenic and causes chromosome damage in biological systems.. patulin : A furopyran and lactone that is (2H-pyran-3(6H)-ylidene)acetic acid which is substituted by hydroxy groups at positions 2 and 4 and in which the hydroxy group at position 4 has condensed with the carboxy group to give the corresponding bicyclic lactone. A mycotoxin produced by several species of Aspergillus and Penicillium, it has antibiotic properties but has been shown to be carcinogenic and mutagenic. | 2.21 | 1 | 0 | furopyran; gamma-lactone; lactol | antimicrobial agent; Aspergillus metabolite; carcinogenic agent; mutagen; mycotoxin; Penicillium metabolite |
pentobarbital Pentobarbital: A short-acting barbiturate that is effective as a sedative and hypnotic (but not as an anti-anxiety) agent and is usually given orally. It is prescribed more frequently for sleep induction than for sedation but, like similar agents, may lose its effectiveness by the second week of continued administration. (From AMA Drug Evaluations Annual, 1994, p236). pentobarbital : A member of the class of barbiturates, the structure of which is that of barbituric acid substituted at C-5 by ethyl and sec-pentyl groups. | 2.37 | 2 | 0 | barbiturates | GABAA receptor agonist |
phenobarbital Phenobarbital: A barbituric acid derivative that acts as a nonselective central nervous system depressant. It potentiates GAMMA-AMINOBUTYRIC ACID action on GABA-A RECEPTORS, and modulates chloride currents through receptor channels. It also inhibits glutamate induced depolarizations.. phenobarbital : A member of the class of barbiturates, the structure of which is that of barbituric acid substituted at C-5 by ethyl and phenyl groups. | 1.97 | 1 | 0 | barbiturates | anticonvulsant; drug allergen; excitatory amino acid antagonist; sedative |
phenylbutazone Phenylbutazone: A butyl-diphenyl-pyrazolidinedione that has anti-inflammatory, antipyretic, and analgesic activities. It has been used in ANKYLOSING SPONDYLITIS; RHEUMATOID ARTHRITIS; and REACTIVE ARTHRITIS.. phenylbutazone : A member of the class of pyrazolidines that is 1,2-diphenylpyrazolidine-3,5-dione carrying a butyl group at the 4-position. | 3.1 | 1 | 0 | pyrazolidines | antirheumatic drug; EC 1.1.1.184 [carbonyl reductase (NADPH)] inhibitor; metabolite; non-narcotic analgesic; non-steroidal anti-inflammatory drug; peripheral nervous system drug |
primaquine Primaquine: An aminoquinoline that is given by mouth to produce a radical cure and prevent relapse of vivax and ovale malarias following treatment with a blood schizontocide. It has also been used to prevent transmission of falciparum malaria by those returning to areas where there is a potential for re-introduction of malaria. Adverse effects include anemias and GI disturbances. (From Martindale, The Extra Pharmacopeia, 30th ed, p404). primaquine : An N-substituted diamine that is pentane-1,4-diamine substituted by a 6-methoxyquinolin-8-yl group at the N(4) position. It is a drug used in the treatment of malaria and Pneumocystis pneumonia. | 2.21 | 1 | 0 | aminoquinoline; aromatic ether; N-substituted diamine | antimalarial |
protoporphyrin ix protoporphyrin IX: RN given refers to parent cpd; structure in Merck Index, 9th ed, #7685. protoporphyrin : A cyclic tetrapyrrole that consists of porphyrin bearing four methyl substituents at positions 3, 8, 13 and 17, two vinyl substituents at positions 7 and 12 and two 2-carboxyethyl substituents at positions 2 and 18. The parent of the class of protoporphyrins. | 2.21 | 1 | 0 | | |
3-[(3,5-dibromo-4-hydroxyphenyl)methylidene]-5-iodo-1H-indol-2-one [no description available] | 2.21 | 1 | 0 | indoles | |
secobarbital Secobarbital: A barbiturate that is used as a sedative. Secobarbital is reported to have no anti-anxiety activity.. secobarbital : A member of the class of barbiturates that is barbituric acid in which the hydrogens at position 5 are substituted by prop-2-en-1-yl and pentan-2-yl groups. | 1.97 | 1 | 0 | barbiturates | anaesthesia adjuvant; GABA modulator; sedative |
ici 136,753 [no description available] | 1.96 | 1 | 0 | pyrazolopyridine | |
alloxan Alloxan: Acidic compound formed by oxidation of URIC ACID. It is isolated as an efflorescent crystalline hydrate.. alloxan : A member of the class of pyrimidones, the structure of which is that of perhydropyrimidine substituted at C-2, -4, -5 and -6 by oxo groups. | 2.21 | 1 | 0 | pyrimidone | hyperglycemic agent; metabolite |
cetrimonium bromide cetyltrimethylammonium bromide : The organic bromide salt that is the bromide salt of cetyltrimethylammonium; one of the components of the topical antiseptic cetrimide. | 2.21 | 1 | 0 | organic bromide salt; quaternary ammonium salt | detergent; surfactant |
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. | 1.96 | 1 | 0 | carbamate ester; indole alkaloid | antidote to curare poisoning; EC 3.1.1.8 (cholinesterase) inhibitor; miotic |
phenylephrine Phenylephrine: An alpha-1 adrenergic agonist used as a mydriatic, nasal decongestant, and cardiotonic agent.. phenylephrine : A member of the class of the class of phenylethanolamines that is (1R)-2-(methylamino)-1-phenylethan-1-ol carrying an additional hydroxy substituent at position 3 on the phenyl ring. | 1.96 | 1 | 0 | phenols; phenylethanolamines; secondary amino compound | alpha-adrenergic agonist; cardiotonic drug; mydriatic agent; nasal decongestant; protective agent; sympathomimetic agent; vasoconstrictor agent |
levodopa Levodopa: The naturally occurring form of DIHYDROXYPHENYLALANINE and the immediate precursor of DOPAMINE. Unlike dopamine itself, it can be taken orally and crosses the blood-brain barrier. It is rapidly taken up by dopaminergic neurons and converted to DOPAMINE. It is used for the treatment of PARKINSONIAN DISORDERS and is usually given with agents that inhibit its conversion to dopamine outside of the central nervous system.. L-dopa : An optically active form of dopa having L-configuration. Used to treat the stiffness, tremors, spasms, and poor muscle control of Parkinson's disease | 2.21 | 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 |
3-mercaptopropionic acid 3-Mercaptopropionic Acid: An inhibitor of glutamate decarboxylase. It decreases the GAMMA-AMINOBUTYRIC ACID concentration in the brain, thereby causing convulsions.. 3-mercaptopropanoic acid : A mercaptopropanoic acid that is propanoic acid carrying a sulfanyl group at position 3. | 1.96 | 1 | 0 | mercaptopropanoic acid | algal metabolite |
purpurin purpurin: from Rubiaceae plants; structure in first source. purpurin : A trihydroxyanthraquinone derived from anthracene by substitution with oxo groups at C-9 and C-10 and with hydroxy groups at C-1, C-2 and C-4. | 2.21 | 1 | 0 | trihydroxyanthraquinone | biological pigment; histological dye; plant metabolite |
lawsone lawsone: a molluscacide from leaves of Lawsonia inermis L. topical sunscreening agent; structure; powdered leaves of Lawsonia inermis(Lythraceae) used as brown hair dye. lawsone : 1,4-Naphthoquinone carrying a hydroxy function at C-2. It is obtained from the leaves of Lawsonia inermis. | 2.21 | 1 | 0 | | |
chloranil Chloranil: A quinone fungicide used for treatment of seeds and foliage.. tetrachloro-1,4-benzoquinone : A member of the class of 1,4-benzoquiones that is 1,4-benzoquinone in which all four hydrogens are substituted by chlorines. | 2.21 | 1 | 0 | 1,4-benzoquinones; organochlorine compound | EC 2.7.1.33 (pantothenate kinase) inhibitor; metabolite |
n-methylpyrrolidine N-methylpyrrolidine: RN given refers to parent cpd | 2.02 | 1 | 0 | | |
benzethonium chloride benzethonium chloride : A (synthetic) quaternary ammonium salt that is benzyldimethylamine in which the nitrogen is quaternised by a 2-{2-[p-(2,4,4-trimethylpentan-2-yl)phenoxy]ethoxy}ethyl group, with chloride as the counter-ion. An antiseptic and disinfectant, it is active against a broad spectrum of bacteria, fungi, moulds and viruses. | 2.21 | 1 | 0 | aromatic ether; chloride salt; quaternary ammonium salt | antibacterial agent; antifungal agent; antiseptic drug; antiviral agent; disinfectant |
1,4-naphthoquinone naphthoquinone : A polycyclic aromatic ketone metabolite of naphthalene.. 1,4-naphthoquinone : The parent structure of the family of 1,4-naphthoquinones, in which the oxo groups of the quinone moiety are at positions 1 and 4 of the naphthalene ring. Derivatives have pharmacological properties. | 2.21 | 1 | 0 | 1,4-naphthoquinones | |
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. | 2.21 | 1 | 0 | isoxazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
thiazoles [no description available] | 1.95 | 1 | 0 | 1,3-thiazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
evans blue Evans Blue: An azo dye used in blood volume and cardiac output measurement by the dye dilution method. It is very soluble, strongly bound to plasma albumin, and disappears very slowly.. Evans blue : An organic sodium salt that is the tetrasodium salt of 6,6'-{(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis[diazene-2,1-diyl]}bis(4-amino-5-hydroxynaphthalene-1,3-disulfonate). It is sometimes used as a counterstain, especially in fluorescent methods to suppress background autofluorescence. | 2.21 | 1 | 0 | organic sodium salt | fluorochrome; histological dye; sodium channel blocker; teratogenic agent |
lithocholic acid Lithocholic Acid: A bile acid formed from chenodeoxycholate by bacterial action, usually conjugated with glycine or taurine. It acts as a detergent to solubilize fats for absorption and is itself absorbed. It is used as cholagogue and choleretic.. lithocholic acid : A monohydroxy-5beta-cholanic acid with a alpha-hydroxy substituent at position 3. It is a bile acid obtained from chenodeoxycholic acid by bacterial action.. lithocholate : A bile acid anion that is the conjugate base of lithocholic acid. | 2.21 | 1 | 0 | bile acid; C24-steroid; monohydroxy-5beta-cholanic acid | geroprotector; human metabolite; mouse metabolite |
plumbagin plumbagin: a superoxide anion generator. plumbagin : A hydroxy-1,4-naphthoquinone that is 1,4-naphthoquinone in which the hydrogens at positions 2 and 5 are substituted by methyl and hydroxy groups, respectively. | 2.21 | 1 | 0 | hydroxy-1,4-naphthoquinone; phenols | anticoagulant; antineoplastic agent; immunological adjuvant; metabolite |
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. | 3.46 | 8 | 0 | benzylisoquinoline alkaloid; isoquinoline alkaloid; isoquinolines | agrochemical; central nervous system stimulant; GABA-gated chloride channel antagonist; GABAA receptor antagonist; neurotoxin |
apiole apiole: crystalline essential oil isolated directly from commercial oil of parsley | 2.21 | 1 | 0 | benzodioxoles | metabolite |
gentian violet Gentian Violet: A dye that is a mixture of violet rosanilinis with antibacterial, antifungal, and anthelmintic properties.. crystal violet : An organic chloride salt that is the monochloride salt of crystal violet cation. It has been used in creams for the topical treatment of bacterial and fungal infections, being effective against some Gram-positive bacteria (notably Staphylococcus species) and some pathogenic fungi (including Candida species) but use declined following reports of animal carcinogenicity. It has also been used for dying wood, silk, and paper, as well as a histological stain. | 2.21 | 1 | 0 | organic chloride salt | anthelminthic drug; antibacterial agent; antifungal agent; antiseptic drug; histological dye |
hematoporphyrin Hematoporphyrins: Iron-free derivatives of heme with 4 methyl groups, 2 hydroxyethyl groups and 2 propionic acid groups attached to the pyrrole rings. Some of these PHOTOSENSITIZING AGENTS are used in the PHOTOTHERAPY of malignant NEOPLASMS.. hematoporphyrin : A dicarboxylic acid that is protoporphyrin in which the vinyl groups at positions 7 and 12 are replaced by 1-hydroxyethyl groups. | 2.21 | 1 | 0 | | |
erythromycin Erythromycin: A bacteriostatic antibiotic macrolide produced by Streptomyces erythreus. Erythromycin A is considered its major active component. In sensitive organisms, it inhibits protein synthesis by binding to 50S ribosomal subunits. This binding process inhibits peptidyl transferase activity and interferes with translocation of amino acids during translation and assembly of proteins.. erythromycin : Any of several wide-spectrum macrolide antibiotics obtained from actinomycete Saccharopolyspora erythraea (formerly known as Streptomyces erythraeus).. erythromycin A : An erythromycin that consists of erythronolide A having 2,6-dideoxy-3-C-methyl-3-O-methyl-alpha-L-ribo-hexopyranosyl and 3,4,6-trideoxy-3-(dimethylamino)-beta-D-xylo-hexopyranosyl residues attahced at positions 4 and 6 respectively. | 2.21 | 1 | 0 | cyclic ketone; erythromycin | |
agaric acid agaric acid: adenine nucleotide translocase antagonist | 2.21 | 1 | 0 | | |
ethidium bromide [no description available] | 2.21 | 1 | 0 | organic bromide salt | geroprotector; intercalator; trypanocidal drug |
2-methoxy-1,4-naphthoquinone 2-methoxy-1,4-naphthoquinone: isolated from Swertia calycina; structure in first source. 2-methoxy-1,4-naphthoquinone : A naphthoquinone that is naphthalene-1,4-dione substituted by a methoxy group at position 2. It has been isolated from the roots of Rubia yunnanensis. | 2.21 | 1 | 0 | 1,4-naphthoquinones; enol ether | antimicrobial agent; metabolite; plant metabolite |
cetylpyridinium chloride [no description available] | 2.21 | 1 | 0 | hydrate | |
diacerein diacerein: chelates with bivalent metals; a quinone which possesses redox properties; metabolized to active rhein; proposed mechanisms include inhibiting IL1 and metalloproteinases; called a slow acting symptomatic drug in osteoarthritis; no effect of cyclooxygenase; | 2.21 | 1 | 0 | anthraquinone | |
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. | 1.97 | 1 | 0 | 3-hydroxy-5beta-pregnan-20-one; 3alpha-hydroxy steroid | human metabolite; intravenous anaesthetic; sedative |
paclitaxel Taxus: Genus of coniferous yew trees or shrubs, several species of which have medicinal uses. Notable is the Pacific yew, Taxus brevifolia, which is used to make the anti-neoplastic drug taxol (PACLITAXEL). | 2.21 | 1 | 0 | taxane diterpenoid; tetracyclic diterpenoid | antineoplastic agent; human metabolite; metabolite; microtubule-stabilising agent |
cartazolate cartazolate: structure | 1.96 | 1 | 0 | | |
closantel closantel: structure. N-{5-chloro-4-[(4-chlorophenyl)(cyano)methyl]-2-methylphenyl}-2-hydroxy-3,5-diiodobenzamide : An aromatic amide resulting from the formal condensation of the carboxy group of 3,5-diiodosalicylic acid with the amino group of aniline substituted at positions 2, 4, and 5 by methyl, (4-chlorophenyl)(cyano)methyl, and methyl groups respectively.. closantel : A racemate comprising equimolar amounts of (R)- and (S)-clostanel. An anthelmintic, it is used (as the dihydrate of the sodium salt) in veterinary medicine for the treatment of fluke and nematode infections. | 2.21 | 1 | 0 | aromatic amide; monocarboxylic acid amide; monochlorobenzenes; nitrile; organoiodine compound; phenols | |
adapalene Adapalene: A naphthalene derivative that has specificity for RETINOIC ACID RECEPTORS. It is used as a DERMATOLOGIC AGENT for the treatment of ACNE.. adapalene : A naphthoic acid that is CD437 in which the phenolic hydroxy group has been converted to its methyl ether. | 2.21 | 1 | 0 | adamantanes; monocarboxylic acid; naphthoic acid | dermatologic drug; EC 2.7.11.22 (cyclin-dependent kinase) inhibitor; non-steroidal anti-inflammatory drug |
epigallocatechin gallate epigallocatechin gallate: a steroid 5alpha-reductase inhibitor and antimutagen in green tea (Camellia sinensis). (-)-epigallocatechin 3-gallate : A gallate ester obtained by the formal condensation of gallic acid with the (3R)-hydroxy group of (-)-epigallocatechin. | 2.21 | 1 | 0 | flavans; gallate ester; polyphenol | antineoplastic agent; antioxidant; apoptosis inducer; geroprotector; Hsp90 inhibitor; neuroprotective agent; plant metabolite |
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. | 2.11 | 1 | 0 | organic peroxide; sesquiterpene lactone | antimalarial; plant metabolite |
sennoside A sennoside A : A member of the class of sennosides that is rel-(9R,9'R)-9,9',10,10'-tetrahydro-9,9'-bianthracene-2,2'-dicarboxylic acid which is substituted by hydroxy groups at positions 4 and 4', by beta-D-glucopyranosyloxy groups at positions 5 and 5', and by oxo groups at positions 10 and 10'. The exact stereochemisty at positions 9 and 9' is not known - it may be R,R (as shown) or S,S. | 2.21 | 1 | 0 | oxo dicarboxylic acid; sennosides | |
lobaric acid lobaric acid: inhibits formation of leukotrienes C4, D4, and E4; also reduces muscle contraction; structure in first source | 2.21 | 1 | 0 | carbonyl compound | |
zpck ZPCK: alkylates histidine residue at active center of bovine chymotrypsin | 2.21 | 1 | 0 | | |
tert-butylbicyclophosphorothionate tert-butylbicyclophosphorothionate: binds to GABA & ion recognition sites; structure given in first source | 1.96 | 1 | 0 | organic thiophosphate | |
6-hydroxydopa 6-hydroxydopa: RN given refers to cpd without isomeric designation | 2.21 | 1 | 0 | non-proteinogenic alpha-amino acid | |
epicatechin gallate epicatechin gallate: a steroid 5alpha-reductase inhibitor; RN given refers to the (cis)-isomer; structure given in first source; isolated from green tea. (-)-epicatechin-3-O-gallate : A gallate ester obtained by formal condensation of the carboxy group of gallic acid with the (3R)-hydroxy group of epicatechin. A natural product found in Parapiptadenia rigida. | 2.21 | 1 | 0 | catechin; gallate ester; polyphenol | EC 3.2.1.1 (alpha-amylase) inhibitor; EC 3.2.1.20 (alpha-glucosidase) inhibitor; metabolite |
cl 218872 CL 218872: shows specific action on benzodiazepine receptors; structure | 1.96 | 1 | 0 | pyridazines; ring assembly | |
1-(4-ethynylphenyl)-4-propyl-2,6,7-trioxabicyclo(2.2.2)octane 1-(4-ethynylphenyl)-4-propyl-2,6,7-trioxabicyclo(2.2.2)octane: GABA(A) receptor ligand for autoradiography | 2.4 | 2 | 0 | | |
n-iodosuccinimide [no description available] | 2.02 | 1 | 0 | dicarboximide; pyrrolidinone | |
sb 204070a SB 204070A: structure given in first source; a selective 5-HT(4) receptor antagonist | 2.21 | 1 | 0 | | |
celastrol [no description available] | 2.21 | 1 | 0 | monocarboxylic acid; pentacyclic triterpenoid | anti-inflammatory drug; antineoplastic agent; antioxidant; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; Hsp90 inhibitor; metabolite |
oxidopamine hydrochloride [no description available] | 2.21 | 1 | 0 | | |
tanshinone ii a tashinone IIA: a cardiovascular agent with antineoplastic activity; isolated from Salvia miltiorrhiza; structure in first source | 2.21 | 1 | 0 | abietane diterpenoid | |
solidagenone solidagenone: RN given for (4R-(4alpha,4abeta,8aalpha))-isomer; structure in first source | 2.21 | 1 | 0 | | |
gossypol acetic acid [no description available] | 2.21 | 1 | 0 | | |
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. | 1.97 | 1 | 0 | myo-inositol trisphosphate | mouse metabolite |
tosylphenylalanyl chloromethyl ketone Tosylphenylalanyl Chloromethyl Ketone: An inhibitor of Serine Endopeptidases. Acts as alkylating agent and is known to interfere with the translation process.. N-tosyl-L-phenylalanyl chloromethyl ketone : The N-tosyl derivative of L-phenylalanyl chloromethyl ketone. | 2.21 | 1 | 0 | alpha-chloroketone; sulfonamide | alkylating agent; serine proteinase inhibitor |
strychnine Strychnine: An alkaloid found in the seeds of STRYCHNOS NUX-VOMICA. It is a competitive antagonist at glycine receptors and thus a convulsant. It has been used as an analeptic, in the treatment of nonketotic hyperglycinemia and sleep apnea, and as a rat poison.. strychnine : A monoterpenoid indole alkaloid that is strychnidine bearing a keto substituent at the 10-position. | 2.66 | 3 | 0 | monoterpenoid indole alkaloid; organic heteroheptacyclic compound | avicide; cholinergic antagonist; glycine receptor antagonist; neurotransmitter agent; rodenticide |
euphol euphol: from Euphorbia acaulis Roxb.; structure given in first source | 2.21 | 1 | 0 | triterpenoid | |
s-(4-azidophenacyl)glutathione S-(4-azidophenacyl)glutathione: photoaffinity label deriv of glutathione; inhibits glyoxalase I (EC 4.4.1.5) | 2.21 | 1 | 0 | peptide | |
doxorubicin hydrochloride [no description available] | 2.11 | 1 | 0 | anthracycline | |
tretinoin Tretinoin: An important regulator of GENE EXPRESSION during growth and development, and in NEOPLASMS. Tretinoin, also known as retinoic acid and derived from maternal VITAMIN A, is essential for normal GROWTH; and EMBRYONIC DEVELOPMENT. An excess of tretinoin can be teratogenic. It is used in the treatment of PSORIASIS; ACNE VULGARIS; and several other SKIN DISEASES. It has also been approved for use in promyelocytic leukemia (LEUKEMIA, PROMYELOCYTIC, ACUTE).. retinoic acid : A retinoid consisting of 3,7-dimethylnona-2,4,6,8-tetraenoic acid substituted at position 9 by a 2,6,6-trimethylcyclohex-1-en-1-yl group (geometry of the four exocyclic double bonds is not specified).. all-trans-retinoic acid : A retinoic acid in which all four exocyclic double bonds have E- (trans-) geometry. | 2.21 | 1 | 0 | retinoic acid; vitamin A | anti-inflammatory agent; antineoplastic agent; antioxidant; AP-1 antagonist; human metabolite; keratolytic drug; retinoic acid receptor agonist; retinoid X receptor agonist; signalling molecule |
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. | 2.21 | 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 |
riboflavin vitamin B2 : Any member of a group of vitamers that belong to the chemical structural class called flavins that exhibit biological activity against vitamin B2 deficiency. Symptoms associated with vitamin B2 deficiency include glossitis, seborrhea, angular stomaitis, cheilosis and photophobia. The vitamers include riboflavin and its phosphate derivatives (and includes their salt, ionised and hydrate forms). | 2.21 | 1 | 0 | flavin; vitamin B2 | anti-inflammatory agent; antioxidant; cofactor; Escherichia coli metabolite; food colouring; fundamental metabolite; human urinary metabolite; mouse metabolite; photosensitizing agent; plant metabolite |
glycosides [no description available] | 2.17 | 1 | 0 | | |
4'-methoxychalcone 4'-methoxychalcone: RN given refers to compound with no isomeric designation | 2.21 | 1 | 0 | chalcones | |
calmidazolium calmidazolium chloride : The organic choride salt of calmidazolium. | 2.21 | 1 | 0 | organic chloride salt | apoptosis inducer; calmodulin antagonist |
pyrantel Pyrantel: A depolarizing neuromuscular-blocking agent, that causes persistent nicotinic activation resulting in spastic paralysis of susceptible nematodes. It is a drug of second-choice after benzimidazoles for treatment of ascariasis, hookworm, and pinworm infections, being effective after a single dose. (From Smith and Reynard, Textbook of Pharmacology, 1992, p920). pyrantel : A carboxamidine that is 1,4,5,6-tetrahydropyrimidine that is substituted at position 1 by a methyl group and at position 2 by an (E)-2-(2-thienyl)vinyl group. It is used, particularly as the embonate [4,4'-methylenebis(3-hydroxy-2-naphthoate)] salt, as an anthelmintic that is effective against intestinal nematodes including threadworms, roundworms and hookworms, and is included in the WHO 'Model List of Essential Medicines'. | 2.36 | 2 | 0 | 1,4,5,6-tetrahydropyrimidines; carboxamidine; thiophenes | antinematodal drug |
parthenolide, (1ar-(1ar*,4e,7as*,10as*,10br*))-isomer [no description available] | 2.21 | 1 | 0 | germacranolide | |
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. | 2.21 | 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 |
n-methylcytisine N-methylcytisine: alkaloid from Sophora flavescens with anthelmintic activity; RN given refers to parent cpd(1R)-isomer; structure given in first source | 1.96 | 1 | 0 | | |
succimer Succimer: A mercaptodicarboxylic acid used as an antidote to heavy metal poisoning because it forms strong chelates with them.. succimer : A sulfur-containing carboxylic acid that is succinic acid bearing two mercapto substituents at positions 2 and 3. A lead chelator used as an antedote to lead poisoning. | 2.21 | 1 | 0 | dicarboxylic acid; dithiol; sulfur-containing carboxylic acid | chelator |
l 663536 MK-886: orally active leukotriene biosynthesis inhibitor. 3-[3-(tert-butylsulfanyl)-1-(4-chlorobenzyl)-5-(propan-2-yl)-1H-indol-2-yl]-2,2-dimethylpropanoic acid : A member of the class of indoles that is 1H-indole substituted by a isopropyl group at position 5, a tert-butylsulfanediyl group at position 3, a 4-chlorobenzyl group at position 1 and a 2-carboxy-2-methylpropyl group at position 2. It acts as an inhibitor of arachidonate 5-lipoxygenase. | 2.21 | 1 | 0 | aryl sulfide; indoles; monocarboxylic acid; monochlorobenzenes | antineoplastic agent; EC 1.13.11.34 (arachidonate 5-lipoxygenase) inhibitor; leukotriene antagonist |
retinol palmitate retinol palmitate: RN given refers to parent cpd; structure. retinyl palmitate : A palmitate ester of retinol with undefined geometry about the C=C bonds.. all-trans-retinyl palmitate : An all-trans-retinyl ester obtained by formal condensation of the carboxy group of palmitic (hexadecanoic acid) with the hydroxy group of all-trans-retinol. It is used in cosmetic products to treat various skin disorders such as acne, skin aging, wrinkles, dark spots, and also protect against psoriasis. | 2.21 | 1 | 0 | all-trans-retinyl ester; retinyl palmitate | antioxidant; Escherichia coli metabolite; human xenobiotic metabolite |
gossypetin gossypetin: inhibits activity of penicillinase enzyme in E coli. gossypetin : A hexahydroxyflavone having the hydroxy groups placed at the 3-, 3'-, 4'-, 5- 7- and 8-positions. | 2.21 | 1 | 0 | 7-hydroxyflavonol; hexahydroxyflavone | plant metabolite |
vitamin d 2 Ergocalciferols: Derivatives of ERGOSTEROL formed by ULTRAVIOLET RAYS breaking of the C9-C10 bond. They differ from CHOLECALCIFEROL in having a double bond between C22 and C23 and a methyl group at C24.. vitamin D2 : A vitamin D supplement and has been isolated from alfalfa. | 2.21 | 1 | 0 | hydroxy seco-steroid; seco-ergostane; vitamin D | bone density conservation agent; nutraceutical; plant metabolite; rodenticide |
cholecalciferol Cholecalciferol: Derivative of 7-dehydroxycholesterol formed by ULTRAVIOLET RAYS breaking of the C9-C10 bond. It differs from ERGOCALCIFEROL in having a single bond between C22 and C23 and lacking a methyl group at C24.. calciol : A hydroxy seco-steroid that is (5Z,7E)-9,10-secocholesta-5,7,10(19)-triene in which the pro-S hydrogen at position 3 has been replaced by a hydroxy group. It is the inactive form of vitamin D3, being hydroxylated in the liver to calcidiol (25-hydroxyvitamin D3), which is then further hydroxylated in the kidney to give calcitriol (1,25-dihydroxyvitamin D3), the active hormone. | 2.21 | 1 | 0 | D3 vitamins; hydroxy seco-steroid; seco-cholestane; secondary alcohol; steroid hormone | geroprotector; human metabolite |
pyrantel pamoate Pyrantel Pamoate: Broad spectrum antinematodal anthelmintic used also in veterinary medicine. | 1.95 | 1 | 0 | organic molecular entity | |
mangostin mangostin: xanthone from rind of Garcinia mangostana Linn. fruit. alpha-mangostin : A member of the class of xanthones that is 9H-xanthene substituted by hydroxy group at positions 1, 3 and 6, a methoxy group at position 7, an oxo group at position 9 and prenyl groups at positions 2 and 8. Isolated from the stems of Cratoxylum cochinchinense, it exhibits antioxidant, antimicrobial and antitumour activities. | 2.21 | 1 | 0 | aromatic ether; phenols; xanthones | antimicrobial agent; antineoplastic agent; antioxidant; plant metabolite |
morin morin: a light yellowish pigment found in the wood of old fustic (Chlorophora tinctoria). morin : A pentahydroxyflavone that is 7-hydroxyflavonol bearing three additional hydroxy substituents at positions 2' 4' and 5. | 2.21 | 1 | 0 | 7-hydroxyflavonol; pentahydroxyflavone | angiogenesis modulating agent; anti-inflammatory agent; antibacterial agent; antihypertensive agent; antineoplastic agent; antioxidant; EC 5.99.1.2 (DNA topoisomerase) inhibitor; hepatoprotective agent; metabolite; neuroprotective agent |
rottlerin rottlerin: an angiogenesis inhibitor; an inhibitor of protein kinase Cdelta (PKCdelta) and calmodulin kinase III; RN refers to (E)-isomer; do not confuse this chalcone with an anthraquinone that is also called rottlerin (RN 481-72-1);. rottlerin : A chromenol that is 2,2-dimethyl-2H-chromene substituted by hydroxy groups at positions 5 and 7, a 3-acetyl-2,4,6-trihydroxy-5-methylbenzyl group at position 6 and a (1E)-3-oxo-1-phenylprop-1-en-3-yl group at position 8. A potassium channel opener, it is isolated from Mallotus philippensis. | 2.21 | 1 | 0 | aromatic ketone; benzenetriol; chromenol; enone; methyl ketone | anti-allergic agent; antihypertensive agent; antineoplastic agent; apoptosis inducer; K-ATP channel agonist; metabolite |
n-oleoyldopamine N-oleoyldopamine: putative capsaicin receptor ligand; produces hyperalgesia; isolated from the brain. N-oleoyldopamine : A fatty amide resulting from the formal condensation of the carboxy group of oleic acid with the amino group of dopamine. Synthesised in catecholaminergic neurons, it crosses the blood-brain barrier and might be considered as a carrier of dopamine into the brain. It is a transient receptor potential vanilloid type 1 (TRPV1) receptor agonist. | 2.21 | 1 | 0 | catechols; fatty amide; N-(fatty acyl)-dopamine; secondary carboxamide | TRPV1 agonist |
4-hydroxychalcone 4-hydroxychalcone: structure in first source. 4-hydroxychalcone : A member of the class of chalcones that is trans-chalcone substituted by a hydroxy group at position 4. | 2.21 | 1 | 0 | chalcones; phenols | antihypertensive agent; plant metabolite |
4'-hydroxychalcone 4'-hydroxychalcone: inhibits TNFalpha-induced NF-κB activation; structure in first source. 4'-hydroxychalcone : A member of the class of chalcones that is trans-chalcone substituted by a hydroxy group at position 4'. | 2.21 | 1 | 0 | chalcones; phenols | anti-inflammatory agent; antineoplastic agent |
ethamolin monoethanolamine oleate: used for treatment of pyogenic granuloma | 2.21 | 1 | 0 | long-chain fatty acid | |
phenoxybenzamine hydrochloride [no description available] | 2.21 | 1 | 0 | organic molecular entity | |
4-(2-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenyl)-1-propenyl)benzoic acid 4-(2-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthalenyl)-1-propenyl)benzoic acid: RN refers to (E)-isomer; structure given in first source. arotinoid acid : A retinoid that consists of benzoic acid substituted at position 4 by a 2-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)prop-1-en-1-yl group. It is a synthetic retinoid that acts as a selective agonist for the retinoic acid receptors (RAR). | 2.21 | 1 | 0 | benzoic acids; naphthalenes; retinoid | antineoplastic agent; retinoic acid receptor agonist; teratogenic agent |
nalbuphine Nalbuphine: A narcotic used as a pain medication. It appears to be an agonist at KAPPA RECEPTORS and an antagonist or partial agonist at MU RECEPTORS. | 2.21 | 1 | 0 | organic heteropentacyclic compound | mu-opioid receptor antagonist; opioid analgesic |
7,7-dimethyl-5,8-eicosadienoic acid 7,7-dimethyl-5,8-eicosadienoic acid: RN given refers to (Z,Z)-isomer; RN for cpd without isomeric designation not available 6/89 | 2.21 | 1 | 0 | long-chain fatty acid | |
2',4'-dihydroxychalcone 2',4'-dihydroxychalcone: RN given refers to (E)-isomer; RN for cpd without isomeric designation not available 6/89; structure given in first source | 2.21 | 1 | 0 | | |
obtusaquinone obtusaquinone: RN given refers to cpd without isomeric designation; structure given in first source | 2.21 | 1 | 0 | | |
22,23-dihydroavermectin b(1)a 22,23-dihydroavermectin B(1)a: C48H74O14; major component of IVERMECTIN; MW 875.093; structure given in first source. 22,23-dihydroavermectin B1a : A macrocyclic lactone that is avermectin B1a in which the double bond present in the spirocyclic ring system has been reduced to a single bond. It is the major component of ivermectin. | 2.21 | 1 | 0 | macrocyclic lactone; spiroketal | |
tetrodotoxin Tetrodotoxin: An aminoperhydroquinazoline poison found mainly in the liver and ovaries of fishes in the order TETRAODONTIFORMES, which are eaten. The toxin causes paresthesia and paralysis through interference with neuromuscular conduction.. tetrodotoxin : A quinazoline alkaloid that is a marine toxin isolated from fish such as puffer fish. It has been shown to exhibit potential neutotoxicity due to its ability to block voltage-gated sodium channels. | 1.96 | 1 | 0 | azatetracycloalkane; oxatetracycloalkane; quinazoline alkaloid | animal metabolite; bacterial metabolite; marine metabolite; neurotoxin; voltage-gated sodium channel blocker |
brazilein brazilein: structure given in first source; do not confuse with the dye brazilin. brazilein : A organic heterotetracyclic compound that is a red pigment obtained from the wood of Caesalpinia echinata (Brazil-wood) or Caesalpinia sappan (sappan-wood). | 2.21 | 1 | 0 | | |
Garcinolic acid [no description available] | 2.21 | 1 | 0 | pyranoxanthones | |
selamectin [no description available] | 3.1 | 1 | 0 | milbemycin | |
proflavine hemisulfate [no description available] | 2.21 | 1 | 0 | | |
gambogic acid gambogic acid: RN given refers to (1R-(1alpha,1(Z),3abeta,5alpha,11beta,14aS*))-isomer | 2.21 | 1 | 0 | pyranoxanthones | metabolite |
gw 4064 [no description available] | 2.21 | 1 | 0 | stilbenoid | |
bicuculline methochloride bicuculline methochloride: guaternary analog of bicuculline; specific GABA antagonist in spinal cord; structure | 1.96 | 1 | 0 | | |
candicidin Candicidin: Mixture of antifungal heptaene macrolides from Streptomyces griseus or Actinomyces levoris used topically in candidiasis. The antibiotic complex is composed of candicidins A, B, C, and D, of which D is the major component.. candicidin D : A 38-membered ring lactone containing seven (E)-double bonds between positions 22 and 35 and substituted by hydroxy groups at positions 9, 11, 13, 17 and 19, oxo groups at positions 3, 7 and 15, a carboxy group at position 18, a 3-amino-3,6-dideoxymannopyranosyloxy group at position 21, a methyl group at position 36 and a 7-(4-aminophenyl)-5-hydroxy-4-methyl-7-oxoheptan-2-yl group at position 37. It is the major component of candicidin, a mixture of antifungal heptaene macrolides obtained from a strain of Streptomyces griseus.. candicidin : A mixture of the antifungal heptaene macrolides obtained from a strain of Streptomyces griseus. It is composed of candicidins A, B, C and D, with candicidin D being the major component. Candicidin is active against some fungi of the genus Candida, and has been used in the treatment of vaginal candidiasis. | 2.21 | 1 | 0 | macrolide antibiotic; polyene antibiotic | antifungal drug; bacterial metabolite |
triptohypol C triptohypol C : A pentacyclic triterpenoid with formula C29H40O4, originally isolated from the root bark of Tripterygium regelii. | 2.21 | 1 | 0 | benzenediols; monocarboxylic acid; pentacyclic triterpenoid | apoptosis inducer; plant metabolite |
Dihydrotanshinone I dihydrotanshinone I: extracted from Radix Salviae | 2.21 | 1 | 0 | abietane diterpenoid | anticoronaviral agent |
avermectin b2a avermectin B2a: RN given refers to avermectin B2a | 3.06 | 1 | 0 | oligosaccharide | |
doramectin [no description available] | 1.98 | 1 | 0 | macrolide | |
dextrothyroxine [no description available] | 8.47 | 65 | 1 | | |
gedunin [no description available] | 2.21 | 1 | 0 | acetate ester; enone; epoxide; furans; lactone; limonoid; organic heteropentacyclic compound; pentacyclic triterpenoid | antimalarial; antineoplastic agent; Hsp90 inhibitor; plant metabolite |
erythrosine Erythrosine: A tetraiodofluorescein used as a red coloring in some foods (cherries, fish), as a disclosure of DENTAL PLAQUE, and as a stain of some cell types. It has structural similarity to THYROXINE.. erythrosin B : An organic sodium salt that is the disodium salt of 2-(2,4,5,7-tetraiodo-6-oxido-3-oxo-8a,10a-dihydroxanthen-9-yl)benzoic acid. | 2.21 | 1 | 0 | | |
tannins gallotannin : A class of hydrolysable tannins obtained by condensation of the carboxy group of gallic acid (and its polymeric derivatives) with the hydroxy groups of a monosaccharide (most commonly glucose). | 2.21 | 1 | 0 | tannin | |
cedrelone cedrelone: from Toona ciliata; structure in first source | 2.21 | 1 | 0 | limonoid | |
tanshinone ii a sodium sulfonate tanshinone II A sodium sulfonate: has cardioprotective activity; water-soluble derivative of tanshinone II A; isolated from Salvia militiorrhiza; relieves anginal pain; structure | 2.21 | 1 | 0 | | |
picrotoxinin picrotoxinin: toxic component of PICROTOXIN; structure; noncompetitive antagonist of ionotropic GABA-A receptors. picrotoxinin : A picrotoxane sesquiterpenoid that is 3a,4,5,6,7,7a-hexahydro-1H-indene-3,7-dicarboxylic acid which is substituted at positions 3a, 6, and 7a by methyl, isopropenyl, and hydroxy groups, respectively; in which the double bond at position 2-3 has been epoxidised; and in which the carboxy groups at positions 3 and 7 have undergone gamma-lactone formation by O-alkylation to positions 4 and 5, respectively. A component of picrotoxin. | 2.37 | 2 | 0 | | |
picrotoxin Picrotoxin: A noncompetitive antagonist at GABA-A receptors and thus a convulsant. Picrotoxin blocks the GAMMA-AMINOBUTYRIC ACID-activated chloride ionophore. Although it is most often used as a research tool, it has been used as a CNS stimulant and an antidote in poisoning by CNS depressants, especially the barbiturates.. picrotoxin : A mixture consisting of equimolar amounts of picrotoxinin and picrotin found in the climbing plant Anamirta cocculus. | 3.21 | 6 | 0 | | |
(E,E)-1-bromo-2,5-bis-(4-hydroxystyryl)benzene (E,E)-1-bromo-2,5-bis-(4-hydroxystyryl)benzene : An organobromine compound that is bromobenzene in which the hydrogens at positions 2 and 5 are replaced by 4-hydroxystyryl groups. | 2.21 | 1 | 0 | organobromine compound; polyphenol | fluorescent dye |
6-o-palmitoylascorbic acid [no description available] | 2.21 | 1 | 0 | fatty acid ester | |
citrinin Citrinin: Antibiotic and mycotoxin from Aspergillus niveus and Penicillium citrinum. | 2.21 | 1 | 0 | | |
rolitetracycline Rolitetracycline: A pyrrolidinylmethyl TETRACYCLINE.. rolitetracycline : A derivative of tetracycline in which the amide function is substituted with a pyrrolidinomethyl group. | 2.21 | 1 | 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). | 1.96 | 1 | 0 | | |
hematein hematein: structure. hematein : An organic heterotetracyclic compound that is -6a,7-dihydrobenzo[b]indeno[1,2-d]pyran-9-one carrying four hydroxy substituents at positions 3, 4, 6a and 10. | 2.21 | 1 | 0 | | |
avermectin avermectin: produced by actinomycete, Streptomyces avermitilis; structure; see also records for specific avermectins. avermectin : Any of the macrolides obtained as fermentation products from the bacterium Streptomyces avermitilis and consisting of a 16-membered macrocyclic backbone that is fused both benzofuran and spiroketal functions and contains a disaccharide substituent. They have significant anthelmintic and insecticidal properties. | 4.16 | 5 | 0 | | |