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 |
vanillin Vanilla: A plant genus of the family ORCHIDACEAE that is the source of the familiar flavoring used in foods and medicines (FLAVORING AGENTS). | 2.11 | 1 | 0 | benzaldehydes; monomethoxybenzene; phenols | anti-inflammatory agent; anticonvulsant; antioxidant; flavouring agent; plant metabolite |
nonivamide nonivamide: has effect on sensory neurons. nonivamide : A capsaicinoid that is the carboxamide resulting from the formal condensation of the amino group of 4-hydroxy-3-methoxybenzylamine with the carboxy group of nonanoic acid. It is the active ingredient in many pepper sprays. | 7.53 | 2 | 0 | capsaicinoid; phenols | lachrymator |
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 | |
troglitazone Troglitazone: A chroman and thiazolidinedione derivative that acts as a PEROXISOME PROLIFERATOR-ACTIVATED RECEPTORS (PPAR) agonist. It was formerly used in the treatment of TYPE 2 DIABETES MELLITUS, but has been withdrawn due to hepatotoxicity. | 2.04 | 1 | 0 | chromanes; thiazolidinone | anticoagulant; anticonvulsant; antineoplastic agent; antioxidant; EC 6.2.1.3 (long-chain-fatty-acid--CoA ligase) inhibitor; ferroptosis inhibitor; hypoglycemic agent; platelet aggregation inhibitor; vasodilator agent |
carbon tetrachloride Carbon Tetrachloride: A solvent for oils, fats, lacquers, varnishes, rubber waxes, and resins, and a starting material in the manufacturing of organic compounds. Poisoning by inhalation, ingestion or skin absorption is possible and may be fatal. (Merck Index, 11th ed). tetrachloromethane : A chlorocarbon that is methane in which all the hydrogens have been replaced by chloro groups. | 2.05 | 1 | 0 | chlorocarbon; chloromethanes | hepatotoxic agent; refrigerant |
piperidine [no description available] | 2.05 | 1 | 0 | azacycloalkane; piperidines; saturated organic heteromonocyclic parent; secondary amine | base; catalyst; human metabolite; non-polar solvent; plant metabolite; protic solvent; reagent |
piperonal piperonal: has been used as a pediculicide; structure. piperonal : An arenecarbaldehyde that is 1,3-benzodioxole substituted by a formyl substituent at position 5. It has been isolated from Piper nigrum. | 2.45 | 2 | 0 | arenecarbaldehyde; benzodioxoles | fragrance; insect repellent; plant metabolite |
catechin Catechin: An antioxidant flavonoid, occurring especially in woody plants as both (+)-catechin and (-)-epicatechin (cis) forms.. catechin : Members of the class of hydroxyflavan that have a flavan-3-ol skeleton and its substituted derivatives.. rac-catechin : A racemate comprising equimolar amounts of (+)- and (-)-catechin. (+)-catechin : The (+)-enantiomer of catechin and a polyphenolic antioxidant plant metabolite. | 2.08 | 1 | 0 | catechin | antioxidant; plant metabolite |
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 |
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 |
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 | |
alkenes [no description available] | 2.48 | 2 | 0 | | |
permethrin hemoglobin Atlanta-Coventry: Leu replaced by Pro at beta75 and Leu deleted at beta141 | 2.01 | 1 | 0 | cyclopropanecarboxylate ester; cyclopropanes | agrochemical; ectoparasiticide; pyrethroid ester acaricide; pyrethroid ester insecticide; scabicide |
lovastatin Lovastatin: A fungal metabolite isolated from cultures of Aspergillus terreus. The compound is a potent anticholesteremic agent. It inhibits 3-hydroxy-3-methylglutaryl coenzyme A reductase (HYDROXYMETHYLGLUTARYL COA REDUCTASES), which is the rate-limiting enzyme in cholesterol biosynthesis. It also stimulates the production of low-density lipoprotein receptors in the liver.. lovastatin : A fatty acid ester that is mevastatin carrying an additional methyl group on the carbobicyclic skeleton. It is used in as an anticholesteremic drug and has been found in fungal species such as Aspergillus terreus and Pleurotus ostreatus (oyster mushroom). | 2.04 | 1 | 0 | delta-lactone; fatty acid ester; hexahydronaphthalenes; polyketide; statin (naturally occurring) | anticholesteremic drug; antineoplastic agent; Aspergillus metabolite; prodrug |
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 |
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. | 2.08 | 1 | 0 | flavans; gallate ester; polyphenol | antineoplastic agent; antioxidant; apoptosis inducer; geroprotector; Hsp90 inhibitor; neuroprotective agent; 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 | |
canthin-6-one canthin-6-one: from Zanthoxylum usambarense; structure in first source. canthin-6-one : An indole alkaloid that is 6H-indolo[3,2,1-de][1,5]naphthyridine substituted by an oxo group at position 6. | 2.01 | 1 | 0 | enone; indole alkaloid; organic heterotetracyclic compound | antimycobacterial drug; metabolite |
aristololactam bii aristololactam BII: isolated from Saururus cernuus; structure given in first source | 2.07 | 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 | |
malabaricone a malabaricone A: from Myristica malabarica (rampatri), has antipromastigote activity; structure in first source | 3.17 | 1 | 0 | | |
fibrin Fibrin: A protein derived from FIBRINOGEN in the presence of THROMBIN, which forms part of the blood clot. | 2.08 | 1 | 0 | peptide | |
altholactone altholactone: structure in first source | 3.17 | 1 | 0 | furopyran | |
lignans Lignans: A class of dibenzylbutane derivatives which occurs in higher plants and in fluids (bile, serum, urine, etc.) in man and other animals. These compounds, which have a potential anti-cancer role, can be synthesized in vitro by human fecal flora. (From Singleton & Sainsbury, Dictionary of Microbiology and Molecular Biology, 2d ed) | 2.15 | 1 | 0 | | |
alpha-asarone asarone: structure in Merck Index, 9th ed, #847. asarone : A phenylpropanoid that is benzene substituted by methoxy groups at positions 1, 2 and 4 and a propen-1-yl group at position 5. It has been isolated from Acorus.. alpha-asarone : The trans-isomer of asarone. | 2.05 | 1 | 0 | asarone | anticonvulsant; GABA modulator |
piplartine piplartine: Antineoplastic Agent, Phytogenic; alkaloid from Piper; structure in first source | 3.35 | 1 | 0 | cinnamamides; dicarboximide | |
piperine piperine : A N-acylpiperidine that is piperidine substituted by a (1E,3E)-1-(1,3-benzodioxol-5-yl)-5-oxopenta-1,3-dien-5-yl group at the nitrogen atom. It is an alkaloid isolated from the plant Piper nigrum. | 9.67 | 8 | 0 | benzodioxoles; N-acylpiperidine; piperidine alkaloid; tertiary carboxamide | food component; human blood serum metabolite; NF-kappaB inhibitor; plant metabolite |
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 | |
capsaicin ALGRX-4975: an injectable capsaicin (TRPV1 receptor agonist) formulation for longlasting pain relief. capsaicinoid : A family of aromatic fatty amides produced as secondary metabolites by chilli peppers. | 7.53 | 2 | 0 | capsaicinoid | non-narcotic analgesic; TRPV1 agonist; voltage-gated sodium channel blocker |
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 |
silybin [no description available] | 2.05 | 1 | 0 | | |
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 |
dexmedetomidine chrysoplenol D: potentiates the activity of berberine, artemisinin, and norfloxacine against S. aureus; isolated from Artemisa annua; structure in first source. 3',4',5-trihydroxy-3,6,7-trimethoxyflavone : A trimethoxyflavone that is the 3,6,7-trimethyl ether derivative of quercetagetin. | 2.17 | 1 | 0 | trihydroxyflavone; trimethoxyflavone | antineoplastic agent; 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 |
fagaramide [no description available] | 1.99 | 1 | 0 | cinnamamides; secondary carboxamide | |
ethyl 4-methoxycinnamate ethyl 4-methoxycinnamate: an antifungal agent isolated from Curcumba zedoaria | 3.17 | 1 | 0 | | |
caffeic acid phenethyl ester phenethyl caffeate : An alkyl caffeate ester in which 2-phenylethyl is the alkyl component. | 2.05 | 1 | 0 | alkyl caffeate ester | anti-inflammatory agent; antibacterial agent; antineoplastic agent; antioxidant; antiviral agent; immunomodulator; metabolite; neuroprotective agent |
cholesteryl oleate cholesteryl oleate: RN given refers to ((Z)-isomer). cholesteryl oleate : The (Z)-stereoisomer of cholesteryl octadec-9-enoate. | 2.03 | 1 | 0 | CE(18:1); cholesteryl octadec-9-enoate | mouse metabolite |
Piperanine [no description available] | 2.73 | 3 | 0 | benzodioxoles | |
piperlonguminine piperlonguminine: from Piper longum; structure in first source | 2.73 | 3 | 0 | benzodioxoles | |
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 | | |
Pipercide [no description available] | 2.97 | 4 | 0 | benzodioxoles | |
sarmentosine sarmentosine: isolated from the herb Sedum sarmentosum (Bunge); structure given in first source | 2.05 | 1 | 0 | | |
dehydropipernonaline dehydropipernonaline: coronary vasodilator from Piper longum L; structure given in first source | 2.96 | 4 | 0 | benzodioxoles | |
guineensine guineensine: an Acyl-CoA: cholesterol acyltransferase inhibitor, from the fruits of Piper longum; structure in first sourc | 3.44 | 7 | 0 | benzodioxoles | |
(2E,4E)-N-isobutyl-2,4-dodecadienamide [no description available] | 2.73 | 3 | 0 | fatty amide | metabolite |
cinnamaldehyde thiosemicarbazone cinnamaldehyde thiosemicarbazone: has antimicrobial activity; structure in first source | 2.11 | 1 | 0 | | |
beta-sitosterone beta-sitosterone: from Torreya jackii | 3.17 | 1 | 0 | | |
pipernonaline pipernonaline: derived from long pepper, Piper longum; structure in first source | 2.96 | 4 | 0 | benzodioxoles | |
2-methoxyjuglone 2-methoxyjuglone: from Juglan; structure in first source | 3.17 | 1 | 0 | | |
retrofractamide a retrofractamide A: structure in first source | 3.31 | 6 | 0 | benzodioxoles | |
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 |
4,5-dihydropiperlonguminine 4,5-dihydropiperlonguminine: in insecticide isolated from Piper tuberculatum; structure in first source | 2.96 | 4 | 0 | benzodioxoles | |
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 |
Retrofractamide C [no description available] | 2.96 | 4 | 0 | benzodioxoles | |
piperidines Piperidines: A family of hexahydropyridines. | 4.43 | 6 | 0 | | |
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 | | |