Substance | Relationship Strength | Studies | Trials | Classes | Roles |
pyrazinamide pyrazinecarboxamide : A monocarboxylic acid amide resulting from the formal condensation of the carboxy group of pyrazinoic acid (pyrazine-2-carboxylic acid) with ammonia. A prodrug for pyrazinoic acid, pyrazinecarboxamide is used as part of multidrug regimens for the treatment of tuberculosis. | 3.17 | 1 | 0 | monocarboxylic acid amide; N-acylammonia; pyrazines | antitubercular agent; prodrug |
4-aminopyridine [no description available] | 2.13 | 1 | 0 | aminopyridine; aromatic amine | avicide; orphan drug; potassium channel blocker |
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. | 2.01 | 1 | 0 | | |
ethaverine ethaverine: tetraethyl homolog of papaverine; smooth muscle relaxant; RN given refers to parent cpd; structure | 2.04 | 1 | 0 | isoquinolines | |
ofloxacin Ofloxacin: A synthetic fluoroquinolone antibacterial agent that inhibits the supercoiling activity of bacterial DNA GYRASE, halting DNA REPLICATION.. 9-fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid : An oxazinoquinoline that is 2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinolin-7-one substituted by methyl, carboxy, fluoro, and 4-methylpiperazin-1-yl groups at positions 3, 6, 9, and 10, respectively.. ofloxacin : A racemate comprising equimolar amounts of levofloxacin and dextrofloxacin. It is a synthetic fluoroquinolone antibacterial agent which inhibits the supercoiling activity of bacterial DNA gyrase, halting DNA replication. | 3.17 | 1 | 0 | 3-oxo monocarboxylic acid; N-arylpiperazine; N-methylpiperazine; organofluorine compound; oxazinoquinoline | |
papaverine Papaverine: An alkaloid found in opium but not closely related to the other opium alkaloids in its structure or pharmacological actions. It is a direct-acting smooth muscle relaxant used in the treatment of impotence and as a vasodilator, especially for cerebral vasodilation. The mechanism of its pharmacological actions is not clear, but it apparently can inhibit phosphodiesterases and it may have direct actions on calcium channels.. papaverine : A benzylisoquinoline alkaloid that is isoquinoline substituted by methoxy groups at positions 6 and 7 and a 3,4-dimethoxybenzyl group at position 1. It has been isolated from Papaver somniferum. | 2.04 | 1 | 0 | benzylisoquinoline alkaloid; dimethoxybenzene; isoquinolines | antispasmodic drug; vasodilator agent |
propidium Propidium: Quaternary ammonium analog of ethidium; an intercalating dye with a specific affinity to certain forms of DNA and, used as diiodide, to separate them in density gradients; also forms fluorescent complexes with cholinesterase which it inhibits. | 2.07 | 1 | 0 | phenanthridines; quaternary ammonium ion | fluorochrome; intercalator |
ethylene Plastipore: high density polyethylene sponge biocompatible material; used as posts in dental bridges | 7.03 | 1 | 0 | alkene; gas molecular entity | plant hormone; refrigerant |
3-hydroxybutanal [no description available] | 2.11 | 1 | 0 | | |
thiazoles [no description available] | 2.07 | 1 | 0 | 1,3-thiazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
liriodenine liriodenine: structure given in first source. liriodenine : An oxoaporphine alkaloid that is 4,5,6,6a-tetradehydronoraporphin-7-one substituted by a methylenedioxy group across positions 1 and 2. It is isolated from Annona glabra and has been shown to exhibit antimicrobial and cytotoxic activities. | 3.17 | 1 | 0 | alkaloid antibiotic; cyclic ketone; organic heteropentacyclic compound; oxacycle; oxoaporphine alkaloid | antifungal agent; antimicrobial agent; antineoplastic agent; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.2.1.20 (alpha-glucosidase) inhibitor; metabolite |
dicyclohexylcarbodiimide 1,3-dicyclohexylcarbodiimide : A carbodiimide compound having a cyclohexyl substituent on both nitrogen atoms. | 2.13 | 1 | 0 | carbodiimide | ATP synthase inhibitor; cross-linking reagent; peptide coupling reagent |
acetylcysteine N-acetyl-L-cysteine : An N-acetyl-L-amino acid that is the N-acetylated derivative of the natural amino acid L-cysteine. | 2.74 | 3 | 0 | acetylcysteine; L-cysteine derivative; N-acetyl-L-amino acid | antidote to paracetamol poisoning; antiinfective agent; antioxidant; antiviral drug; ferroptosis inhibitor; geroprotector; human metabolite; mucolytic; radical scavenger; vulnerary |
ethambutol Ethambutol: An antitubercular agent that inhibits the transfer of mycolic acids into the cell wall of the tubercle bacillus. It may also inhibit the synthesis of spermidine in mycobacteria. The action is usually bactericidal, and the drug can penetrate human cell membranes to exert its lethal effect. (From Smith and Reynard, Textbook of Pharmacology, 1992, p863). ethambutol : An ethylenediamine derivative that is ethane-1,2-diamine in which one hydrogen attached to each of the nitrogens is sutstituted by a 1-hydroxybutan-2-yl group (S,S-configuration). It is a bacteriostatic antimycobacterial drug, effective against Mycobacterium tuberculosis and some other mycobacteria. It is used (as the dihydrochloride salt) in combination with other antituberculous drugs in the treatment of pulmonary and extrapulmonary tuberculosis; resistant strains of M. tuberculosis are readily produced if ethambutol is used alone. | 3.17 | 1 | 0 | ethanolamines; ethylenediamine derivative | antitubercular agent; environmental contaminant; xenobiotic |
4-dimethylaminopyridine 4-dimethylaminopyridine: catalyst for acetylation of hydroxy cpds; structure | 2.13 | 1 | 0 | dialkylarylamine; tertiary amino compound | |
carbonates Carbonates: Salts or ions of the theoretical carbonic acid, containing the radical CO2(3-). Carbonates are readily decomposed by acids. The carbonates of the alkali metals are water-soluble; all others are insoluble. (From Grant & Hackh's Chemical Dictionary, 5th ed). carbonates : Organooxygen compounds that are salts or esters of carbonic acid, H2CO3. | 2.03 | 1 | 0 | carbon oxoanion | |
palladium Palladium: A chemical element having an atomic weight of 106.4, atomic number of 46, and the symbol Pd. It is a white, ductile metal resembling platinum, and following it in abundance and importance of applications. It is used in dentistry in the form of gold, silver, and copper alloys.. palladium : Chemical element (nickel group element atom) with atomic number 46. | 2.03 | 1 | 0 | metal allergen; nickel group element atom; platinum group metal atom | |
gold Gold: A yellow metallic element with the atomic symbol Au, atomic number 79, and atomic weight 197. It is used in jewelry, goldplating of other metals, as currency, and in dental restoration. Many of its clinical applications, such as ANTIRHEUMATIC AGENTS, are in the form of its salts. | 2.06 | 1 | 0 | copper group element atom; elemental gold | |
7-methyljuglone 7-methyljuglone: antineoplastic from roots of Euclea natalensis and Drosera aliciae; structure in first source | 3.17 | 1 | 0 | hydroxy-1,4-naphthoquinone | |
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. | 2.11 | 1 | 0 | benzenes; phenyl acetates | |
thiazolyl blue thiazolyl blue: RN & II refers to bromide. 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide : The bromide salt of 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium. | 2.07 | 1 | 0 | organic bromide salt | colorimetric reagent; dye |
betulinic acid [no description available] | 3.17 | 1 | 0 | hydroxy monocarboxylic acid; pentacyclic triterpenoid | anti-HIV agent; anti-inflammatory agent; antimalarial; antineoplastic agent; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; plant metabolite |
pinocembrin pinocembrin : A dihydroxyflavanone in which the two hydroxy groups are located at positions 5 and 7. A natural product found in Piper sarmentosum and Cryptocarya chartacea. | 3.17 | 1 | 0 | (2S)-flavan-4-one; dihydroxyflavanone | antineoplastic agent; antioxidant; metabolite; neuroprotective agent; vasodilator agent |
inermin inermin: phytoalexin produced in plants after injection with fungi; RN given refers to (cis-(+-))-isomer; RN for cpd without isomeric designation; structure. (-)-maackiain : The (-)-enantiomer of maackiain. | 3.17 | 1 | 0 | maackiain | |
diffractaic acid difractaic acid: from Lichen, Usnea steineri; active against Gram-positive, multidrug-resistant bacteria; structure in first source | 3.17 | 1 | 0 | carbonyl compound | |
cobalt Cobalt: A trace element that is a component of vitamin B12. It has the atomic symbol Co, atomic number 27, and atomic weight 58.93. It is used in nuclear weapons, alloys, and pigments. Deficiency in animals leads to anemia; its excess in humans can lead to erythrocytosis.. cobalt(1+) : A monovalent inorganic cation obtained from cobalt.. cobalt atom : A cobalt group element atom that has atomic number 27. | 7.08 | 1 | 0 | cobalt group element atom; metal allergen | micronutrient |
diacetyldichlorofluorescein diacetyldichlorofluorescein: stable storage form of dichlorofluorescein | 2.01 | 1 | 0 | | |
7-goniofufurone 7-goniofufurone: from Goniothalamus giganteus; structure given in first source | 2.04 | 1 | 0 | | |
proximadiol proximadiol: dicyclic sesquiterpenediol from Cymbopogon proximus with antispasmodic activity | 2.07 | 1 | 0 | eudesmane sesquiterpenoid | metabolite |
goniodiol goniodiol: from Malaysian medicinal plant; structure in first source | 2.03 | 1 | 0 | | |
ascididemin ascididemin: can be viewed as a fused phenanthroline with quinoline; from the Mediterranean ascidian Cystodytes dellechiajei; structure in first source | 3.17 | 1 | 0 | | |
pimaric acid pimaric acid: RN given refers to (D)-isomer; structure | 3.17 | 1 | 0 | diterpenoid | |
Harringtonine harringtonin: alkaloid C from Caphalotaxus fortunei | 2.03 | 1 | 0 | alkaloid | |
malabaricone a malabaricone A: from Myristica malabarica (rampatri), has antipromastigote activity; structure in first source | 3.17 | 1 | 0 | | |
australine australine: RN & structure given in first source; inhibits amyloglucosidase & glycoprotein processing | 7.03 | 1 | 0 | | |
squalene Addavax: an oil-water nanoemulsion and adjuvant containing squalene, Tween 80, and sorbitane trioleate | 3.17 | 1 | 0 | triterpene | human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
3,7-dimethoxyflavone 3,7-dimethoxyflavone: structure given in first source | 3.17 | 1 | 0 | ether; flavonoids | |
methyl caffeate methyl caffeate: from plant Gaillardia pulchella. methyl caffeate : An alkyl caffeate ester formed by the formal condensation of caffeic acid with methyl alcohol. | 3.17 | 1 | 0 | alkyl caffeate ester; methyl ester | |
tocopherylquinone tocopherylquinone: RN refers to (3R-(3R*,7R*,11R*))-isomer; structure | 3.17 | 1 | 0 | | |
6,7-dehydroroyleanone 6,7-dehydroroyleanone: diterpene abietane quinone isolated from Salvia moorcraftiana or Lepechinia bullata (both Lamiaceae); Rn given from CA Index Guide; RN not in Chemline 12/84; structure given in first source | 3.17 | 1 | 0 | | |
horminone horminone: RN refers to (4bS-(4balpha,8abeta,10beta))-isomer; from root of Salvia officinalis; structure given in second source. horminone : An abietane diterpenoid that is abieta-8,12-diene substituted by hydroxy groups at positions 7 and 12 and oxo groups at positions 11 and 14 (the 7alpha stereoisomer) . | 3.17 | 1 | 0 | | |
ethionamide Ethionamide: A second-line antitubercular agent that inhibits mycolic acid synthesis.. ethionamide : A thiocarboxamide that is pyridine-4-carbothioamide substituted by an ethyl group at position 2. A prodrug that undergoes metabolic activation by conversion to the corresponding S-oxide. | 3.17 | 1 | 0 | pyridines; thiocarboxamide | antilipemic drug; antitubercular agent; fatty acid synthesis inhibitor; leprostatic drug; prodrug |
trans-phytol trans-phytol: structure in first source | 3.17 | 1 | 0 | diterpenoid; long-chain primary fatty alcohol | algal metabolite; plant metabolite; schistosomicide drug |
scopoletin [no description available] | 3.17 | 1 | 0 | hydroxycoumarin | plant growth regulator; plant metabolite |
isobavachalcone isobavachalcone: RN given for (E)-isomer; structure in first source. isobavachalcone : A member of the class of chalcones that is trans-chalcone substituted by hydroxy groups at positions 4, 2' and 4' and a prenyl group at position 3'. | 3.17 | 1 | 0 | chalcones; polyphenol | antibacterial agent; metabolite; platelet aggregation inhibitor |
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. | 3.17 | 1 | 0 | aromatic ether; phenols; xanthones | antimicrobial agent; antineoplastic agent; antioxidant; plant metabolite |
ethyl 4-methoxycinnamate ethyl 4-methoxycinnamate: an antifungal agent isolated from Curcumba zedoaria | 3.17 | 1 | 0 | | |
pellitorine pellitorine: consists of piper sylvaticum Roxb.; structure | 3.17 | 1 | 0 | fatty amide | metabolite |
ergosterol-5,8-peroxide ergosterol-5,8-peroxide: also inhibits sulfatase; isolated from fungus Cercospora kikuchii; structure given in first source. ergosterol peroxide : An ergostanoid that is ergosta-6,22-dien-3-ol with a peroxy group between positions 5 and 8 (the 3beta,5alpha,8alpha,22E stereoisomer). Isolated from Ganoderma lucidum and Cordyceps sinensis, it exhibits antimycobacterial, trypanocidal and antineoplastic activities. | 3.17 | 1 | 0 | 3beta-sterol; ergostanoid; organic peroxide; phytosterols | antimycobacterial drug; antineoplastic agent; metabolite; trypanocidal drug |
furanoheliangolide furanoheliangolide: structure in first source | 3.17 | 1 | 0 | | |
3,7,11,15-tetramethyl-2-hexadecen-1-ol 3,7,11,15-tetramethyl-2-hexadecen-1-ol: a fragrance ingredient; structure in first source | 3.17 | 1 | 0 | | |
goniothalamin goniothalamin: has antineoplastic activity; structure given in first source | 2.48 | 2 | 0 | | |
beta-sitosterone beta-sitosterone: from Torreya jackii | 3.17 | 1 | 0 | | |
2-methoxyjuglone 2-methoxyjuglone: from Juglan; structure in first source | 3.17 | 1 | 0 | | |
azadiradione azadiradione: structure in first source. azadiradione : A tetracyclic triterpenoid that is 4,4,8-trimethylandrosta-1,14-diene substituted by oxo groups at positions 3 and 16, an acetoxy group at position 7 and a furan-3-yl group at position 17. Isolated from Azadirachta indica, it exhibits antimycobacterial and anti-inflammatory activities. | 3.17 | 1 | 0 | acetate ester; cyclic terpene ketone; furans; limonoid; tetracyclic triterpenoid | anti-inflammatory agent; antimycobacterial drug; plant metabolite |
cytochrome c-t Cytochromes c: Cytochromes of the c type that are found in eukaryotic MITOCHONDRIA. They serve as redox intermediates that accept electrons from MITOCHONDRIAL ELECTRON TRANSPORT COMPLEX III and transfer them to MITOCHONDRIAL ELECTRON TRANSPORT COMPLEX IV. | 2.08 | 1 | 0 | | |
thuggacin a thuggacin A: structure in first source | 3.17 | 1 | 0 | | |
(1S,3aR,4S,6S,6aS,9aS,9bS)-9a-isocyano-6-(2-isocyano-2-methylpropyl)-1,4-dimethyl-7-methylidene-2,3,3a,4,5,6,6a,8,9,9b-decahydro-1H-phenalene [no description available] | 3.17 | 1 | 0 | diterpenoid | metabolite |
chaetoviridin E chaetoviridin E : An azaphilone that is 6H-furo[2,3-h]isochromene-6,8(6aH)-dione substituted by a chloro group at position 5, a methyl group at position 6a, a 2-methylbut-2-enoyl group at position 9 and a 3-methylpent-1-en-1-yl group at position 3. It has been isolated from Chaetomium globosum. | 3.17 | 1 | 0 | azaphilone; enone; gamma-lactone; organic heterotricyclic compound; organochlorine compound | Chaetomium metabolite |
centratherin centratherin: from Eremanthus eriopus (Asteraceae); structure in first source | 3.17 | 1 | 0 | | |
epoxyazadiradione epoxyazadiradione: limonoid from neem tree Azadirachta indica; RN given for (5alpha,7alpha,13alpha,14beta,15beta,17alpha)-isomer; structure in first source. epoxyazadiradione : A limonoid that is azadiradione with an epoxy group across positions 14 and 15. Isolated from Azadirachta indica it exhibits insecticidal activitry against mosquitoes. | 3.17 | 1 | 0 | acetate ester; cyclic terpene ketone; epoxide; furans; limonoid; pentacyclic triterpenoid | anti-inflammatory agent; insecticide; plant metabolite |
sch 419560 Sch 419560: isolated from Pseudomonas fluorescens; structure in first source | 3.17 | 1 | 0 | | |
sansanmycin sansanmycin: isolated from Streptomyces; structure in first source | 3.17 | 1 | 0 | | |
myxopyronin a myxopyronin A: from Myxococcus fulvus; structure given in first source | 3.17 | 1 | 0 | | |