Substance | Relationship Strength | Studies | Trials | Classes | Roles |
phosphoric acid phosphoric acid: concise etchant is 37% H3PO4. phosphoric acid : A phosphorus oxoacid that consists of one oxo and three hydroxy groups joined covalently to a central phosphorus atom. | 2 | 1 | 0 | phosphoric acids | algal metabolite; fertilizer; human metabolite; NMR chemical shift reference compound; solvent |
alanine Alanine: A non-essential amino acid that occurs in high levels in its free state in plasma. It is produced from pyruvate by transamination. It is involved in sugar and acid metabolism, increases IMMUNITY, and provides energy for muscle tissue, BRAIN, and the CENTRAL NERVOUS SYSTEM.. alanine : An alpha-amino acid that consists of propionic acid bearing an amino substituent at position 2. | 2.47 | 2 | 0 | alanine zwitterion; alanine; L-alpha-amino acid; proteinogenic amino acid; pyruvate family amino acid | EC 4.3.1.15 (diaminopropionate ammonia-lyase) inhibitor; fundamental metabolite |
carbostyril Quinolones: A group of derivatives of naphthyridine carboxylic acid, quinoline carboxylic acid, or NALIDIXIC ACID.. quinolin-2(1H)-one : A quinolone that is 1,2-dihydroquinoline substituted by an oxo group at position 2. | 2.08 | 1 | 0 | monohydroxyquinoline; quinolone | bacterial xenobiotic metabolite |
tyrosine Tyrosine: A non-essential amino acid. In animals it is synthesized from PHENYLALANINE. It is also the precursor of EPINEPHRINE; THYROID HORMONES; and melanin.. tyrosine : An alpha-amino acid that is phenylalanine bearing a hydroxy substituent at position 4 on the phenyl ring. | 2.57 | 2 | 0 | amino acid zwitterion; erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid; proteinogenic amino acid; tyrosine | EC 1.3.1.43 (arogenate dehydrogenase) inhibitor; fundamental metabolite; micronutrient; nutraceutical |
cysteamine Cysteamine: A mercaptoethylamine compound that is endogenously derived from the COENZYME A degradative pathway. The fact that cysteamine is readily transported into LYSOSOMES where it reacts with CYSTINE to form cysteine-cysteamine disulfide and CYSTEINE has led to its use in CYSTINE DEPLETING AGENTS for the treatment of CYSTINOSIS.. cysteamine : An amine that consists of an ethane skeleton substituted with a thiol group at C-1 and an amino group at C-2. | 2.02 | 1 | 0 | amine; thiol | geroprotector; human metabolite; mouse metabolite; radiation protective agent |
leucine Leucine: An essential branched-chain amino acid important for hemoglobin formation.. leucine : A branched-chain amino acid that consists of glycine in which one of the hydrogens attached to the alpha-carbon is substituted by an isobutyl group. | 2.03 | 1 | 0 | amino acid zwitterion; L-alpha-amino acid; leucine; proteinogenic amino acid; pyruvate family amino acid | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
phenylalanine Phenylalanine: An essential aromatic amino acid that is a precursor of MELANIN; DOPAMINE; noradrenalin (NOREPINEPHRINE), and THYROXINE.. L-phenylalanine : The L-enantiomer of phenylalanine.. phenylalanine : An aromatic amino acid that is alanine in which one of the methyl hydrogens is substituted by a phenyl group. | 2.11 | 1 | 0 | amino acid zwitterion; erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid; phenylalanine; proteinogenic amino acid | algal metabolite; EC 3.1.3.1 (alkaline phosphatase) inhibitor; Escherichia coli metabolite; human xenobiotic metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
threonine Threonine: An essential amino acid occurring naturally in the L-form, which is the active form. It is found in eggs, milk, gelatin, and other proteins.. threonine : An alpha-amino acid in which one of the hydrogens attached to the alpha-carbon of glycine is substituted by a 1-hydroxyethyl group. | 2.03 | 1 | 0 | amino acid zwitterion; aspartate family amino acid; L-alpha-amino acid; proteinogenic amino acid; threonine | algal metabolite; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
arginine Arginine: An essential amino acid that is physiologically active in the L-form.. arginine : An alpha-amino acid that is glycine in which the alpha-is substituted by a 3-guanidinopropyl group. | 2.13 | 1 | 0 | arginine; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | biomarker; Escherichia coli metabolite; micronutrient; mouse metabolite; nutraceutical |
acetonitrile acetonitrile: RN given refers to unlabeled cpd. acetonitrile : A nitrile that is hydrogen cyanide in which the hydrogen has been replaced by a methyl group. | 2 | 1 | 0 | aliphatic nitrile; volatile organic compound | EC 3.5.1.4 (amidase) inhibitor; NMR chemical shift reference compound; polar aprotic solvent |
quinic acid (-)-quinic acid : The (-)-enantiomer of quinic acid. | 2.08 | 1 | 0 | | |
shikimic acid Shikimic Acid: A tri-hydroxy cyclohexene carboxylic acid important in biosynthesis of so many compounds that the shikimate pathway is named after it.. shikimic acid : A cyclohexenecarboxylic acid that is cyclohex-1-ene-1-carboxylic acid substituted by hydroxy groups at positions 3, 4 and 5 (the 3R,4S,5R stereoisomer). It is an intermediate metabolite in plants and microorganisms. | 2.5 | 2 | 0 | alpha,beta-unsaturated monocarboxylic acid; cyclohexenecarboxylic acid; hydroxy monocarboxylic acid | Escherichia coli metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
cyclopentane Cyclopentanes: A group of alicyclic hydrocarbons with the general formula R-C5H9.. cyclopentanes : Cyclopentane and its derivatives formed by substitution. | 2.13 | 1 | 0 | cycloalkane; cyclopentanes; volatile organic compound | non-polar solvent |
4-hydroxyphenyllactic acid 4-hydroxyphenyllactic acid: tyrosing metabolite; RN given refers to cpd without isomeric designation. 3-(4-hydroxyphenyl)lactic acid : A 2-hydroxy carboxylic acid that is lactic acid in which one of the methyl hydrogens is substituted by a 4-hydroxyphenyl group. | 2.01 | 1 | 0 | 2-hydroxy carboxylic acid; phenols | bacterial metabolite; human metabolite |
3-hydroxyflavone 3-hydroxyflavone: structure given in first source. flavonol : A monohydroxyflavone that is the 3-hydroxy derivative of flavone. | 3.11 | 1 | 0 | flavonols; monohydroxyflavone | |
raspberry ketone rheosmin: an NSAID that blocks NF-kappaB activation; isolated from Pinus densiflora; structure in first source. raspberry ketone : A ketone that is 4-phenylbutan-2-one in which the phenyl ring is substituted at position 4 by a hydroxy group. It is found in a variety of fruits including raspberries, blackberries and cranberries, and is used in perfumery and cosmetics. | 2.31 | 1 | 0 | methyl ketone; phenols | androgen antagonist; cosmetic; flavouring agent; fragrance; hepatoprotective agent; metabolite |
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. | 2.13 | 1 | 0 | benzenes; phenyl acetates | |
glucose, (beta-d)-isomer beta-D-glucose : D-Glucopyranose with beta configuration at the anomeric centre.. (1->4)-beta-D-glucan : A beta-D-glucan in which the glucose units are connected by (1->4) linkages.. (1->3)-beta-D-glucan : A beta-D-glucan in which the glucose units are connected by (1->3) linkages. | 2.06 | 1 | 0 | D-glucopyranose | epitope; mouse metabolite |
dihydrochalcone dihydrochalcone : A member of the class of dihydrochalcones that is acetophenone in which one of the hydrogens of the methyl group is replaced by a benzyl group. | 2.1 | 1 | 0 | dihydrochalcones | plant metabolite |
coenzyme a [no description available] | 2.51 | 2 | 0 | adenosine 3',5'-bisphosphate | coenzyme; Escherichia coli metabolite; mouse metabolite |
benzoyl-coenzyme a benzoyl-coenzyme A: RN given refers to unlabeled cpd | 2.01 | 1 | 0 | | |
lignin Lignin: The most abundant natural aromatic organic polymer found in all vascular plants. Lignin together with cellulose and hemicellulose are the major cell wall components of the fibers of all wood and grass species. Lignin is composed of coniferyl, p-coumaryl, and sinapyl alcohols in varying ratios in different plant species. (From Merck Index, 11th ed). lignin : A polyphenylpropanoid derived from three monolignol monomers: trans-p-coumaryl alcohol, coniferol and trans-sinapyl alcohol. There is extensive cross-linking and no defined primary structure. | 2.48 | 2 | 0 | | |
organophosphonates hydrogenphosphite : A divalent inorganic anion resulting from the removal of a proton from two of the hydroxy groups of phosphorous acid. | 2.02 | 1 | 0 | divalent inorganic anion; phosphite ion | |
naringenin (S)-naringenin : The (S)-enantiomer of naringenin. | 2.11 | 1 | 0 | (2S)-flavan-4-one; naringenin | expectorant; plant metabolite |
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) | 2.42 | 2 | 0 | | |
acetyl coenzyme a Acetyl Coenzyme A: Acetyl CoA participates in the biosynthesis of fatty acids and sterols, in the oxidation of fatty acids and in the metabolism of many amino acids. It also acts as a biological acetylating agent. | 2.03 | 1 | 0 | acyl-CoA | acyl donor; coenzyme; effector; fundamental metabolite |
resveratrol trans-resveratrol : A resveratrol in which the double bond has E configuration. | 2.73 | 3 | 0 | resveratrol | antioxidant; phytoalexin; plant metabolite; quorum sensing inhibitor; radical scavenger |
ferulic acid ferulate : A monocarboxylic acid anion obtained by the deprotonation of the carboxy group of ferulic acid. | 2 | 1 | 0 | ferulic acids | anti-inflammatory agent; antioxidant; apoptosis inhibitor; cardioprotective agent; MALDI matrix material; plant metabolite |
trans-4-coumaric acid hydroxycinnamic acid : Any member of the class of cinnamic acids carrying one or more hydroxy substituents.. trans-4-coumaric acid : The trans-isomer of 4-coumaric acid.. 4-coumaric acid : A coumaric acid in which the hydroxy substituent is located at C-4 of the phenyl ring. | 2.99 | 4 | 0 | 4-coumaric acid | food component; mouse metabolite; plant metabolite |
benzylideneacetone benzylideneacetone: RN given refers to cpd without isomeric; structure in Merck Index, 9th ed, #1153. trans-benzylideneacetone : The trans-isomer of benzylideneacetone. It acts as an inhibitor of the enzyme phospholipase A2 (EC 3.1.1.4) of insects like diamond back moth.. benzylideneacetone : An enone in which a phenyl ring is attached to the beta-carbon atom of but-3-en-2-one. Although both cis- and trans-isomers are possible for the alpha,beta-unsaturated ketone, only the trans-isomer is observed. | 2.03 | 1 | 0 | benzylideneacetone | bacterial metabolite; EC 3.1.1.4 (phospholipase A2) inhibitor; flavouring agent; fragrance |
chalcone trans-chalcone : The trans-isomer of chalcone. | 3.52 | 2 | 0 | chalcone | EC 3.2.1.1 (alpha-amylase) inhibitor |
stilbenes Stilbenes: Organic compounds that contain 1,2-diphenylethylene as a functional group.. trans-stilbene : The trans-isomer of stilbene. | 2.73 | 3 | 0 | stilbene | |
isoliquiritigenin [no description available] | 2.02 | 1 | 0 | chalcones | antineoplastic agent; biological pigment; EC 1.14.18.1 (tyrosinase) inhibitor; GABA modulator; geroprotector; metabolite; NMDA receptor antagonist |
malonyl coenzyme a Malonyl Coenzyme A: A coenzyme A derivative which plays a key role in the fatty acid synthesis in the cytoplasmic and microsomal systems.. omega-carboxyacyl-CoA : An acyl-CoA that results from the formal condensation of the thiol group of coenzyme A with one of the carboxy groups of any alpha,omega-dicarboxylic acid. | 4.5 | 7 | 0 | malonyl-CoAs | EC 2.3.1.21 (carnitine O-palmitoyltransferase) inhibitor; Escherichia coli metabolite; metabolite; mouse metabolite |
caffeic acid trans-caffeic acid : The trans-isomer of caffeic acid. | 2.01 | 1 | 0 | caffeic acid | geroprotector; mouse metabolite |
chlorogenic acid caffeoylquinic acid: Antiviral Agent; structure in first source. chlorogenate : A monocarboxylic acid anion that is the conjugate base of chlorogenic acid; major species at pH 7.3. | 2.08 | 1 | 0 | cinnamate ester; tannin | food component; plant metabolite |
nadp [no description available] | 2.1 | 1 | 0 | | |
quercetin [no description available] | 3.11 | 1 | 0 | 7-hydroxyflavonol; pentahydroxyflavone | antibacterial agent; antineoplastic agent; antioxidant; Aurora kinase inhibitor; chelator; EC 1.10.99.2 [ribosyldihydronicotinamide dehydrogenase (quinone)] inhibitor; geroprotector; phytoestrogen; plant metabolite; protein kinase inhibitor; radical scavenger |
scopoletin [no description available] | 2.07 | 1 | 0 | hydroxycoumarin | plant growth regulator; plant metabolite |
kaempferol [no description available] | 3.11 | 1 | 0 | 7-hydroxyflavonol; flavonols; tetrahydroxyflavone | antibacterial agent; geroprotector; human blood serum metabolite; human urinary metabolite; human xenobiotic metabolite; plant metabolite |
naringenin chalcone naringenin chalcone: RN given refers to cpd with unspecified stereoisomer & from CA Vol 92 Form Index; RN for cpd not in Chemline 7/6/83; structure in first source. 2',4,4',6'-tetrahydroxychalcone : A member of the class of chalcones that is trans-chalcone substituted by hydroxy groups at positions 2' ,4, 4', and 6' respectively. | 3.54 | 2 | 0 | chalcones; polyphenol | anti-allergic agent; anti-inflammatory agent; metabolite |
7-hydroxycoumarin 7-oxycoumarin: derivatives have anti-oxidant properties. umbelliferone : A hydroxycoumarin that is coumarin substituted by a hydroxy group ay position 7. | 2.07 | 1 | 0 | hydroxycoumarin | fluorescent probe; food component; plant metabolite |
astringin astringin: structure in first source. trans-astringin : A stilbenoid that is piceatannol substituted at position 3 by a beta-D-glucosyl residue. | 2.06 | 1 | 0 | beta-D-glucoside; monosaccharide derivative; polyphenol; stilbenoid | antineoplastic agent; antioxidant; metabolite |
isorhapontin isorhapontin: from spruce (Picea); structure in first source | 2.06 | 1 | 0 | glycoside; stilbenoid | |
hinokiresinol hinokiresinol: RN given for (S-(E))-isomer; inhibits binding of leukotriene B4 to neutrophils; structurein first source | 2.03 | 1 | 0 | | |
caffeoyl-coenzyme a caffeoyl-coenzyme A: structure given in first source | 2.91 | 4 | 0 | | |
cinnamoyl-coenzyme a (E)-cinnamoyl-CoA : The (E)-isomer of cinnamoyl-CoA. | 2.7 | 3 | 0 | cinnamoyl-CoA | |
chitosan [no description available] | 2.07 | 1 | 0 | | |
methyl jasmonate [no description available] | 2.13 | 1 | 0 | | |
s-adenosylmethionine S-adenosyl-L-methionine : A sulfonium compound that is the S-adenosyl derivative of L-methionine. It is an intermediate in the metabolic pathway of methionine.. (R)-S-adenosyl-L-methionine : An S-adenosyl-L-methionine that has R-configuration.. S-adenosyl-L-methionine zwitterion : A zwitterionic tautomer of S-adenosyl-L-methionine arising from shift of the proton from the carboxy group to the amino group.. (R)-S-adenosyl-L-methionine zwitterion : An S-adenosyl-L-methionine zwitterion that has R-configuration; major species at pH 7.3.. (S)-S-adenosyl-L-methionine zwitterion : An S-adenosyl-L-methionine zwitterion that has S-configuration; major species at pH 7.3. | 2 | 1 | 0 | organic cation; sulfonium compound | coenzyme; cofactor; human metabolite; micronutrient; Mycoplasma genitalium metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
feruloyl-coa trans-feruloyl-CoA(4-) : An acyl-CoA(4-) obtained by deprotonation of the phosphate and diphosphate OH groups of 3-trans-feruloyl-CoA. Major structure at pH 7.3.. feruloyl-CoA(4-) : An acyl-CoA(4-) that is the tetraanion of feruloyl-CoA arising from deprotonation of the phosphate and diphosphate OH groups. | 3.28 | 6 | 0 | feruloyl-CoA(4-) | |
4-hydroxy-6-methyl-2-pyrone 4-hydroxy-6-methyl-2-pyrone: structure in first source | 2.25 | 1 | 0 | 2-pyranones | |
warfarin warfarin : A racemate comprising equal amounts of (R)- and (S)-warfarin. Extensively used as both an anticoagulant drug and as a pesticide against rats and mice.. 4-hydroxy-3-(3-oxo-1-phenylbutyl)-1-benzopyran-2-one : A member of the class of coumarins that is 4-hydroxycoumarin which is substituted at position 3 by a 1-phenyl-3-oxo-1-butyl group.. Warfarin: An anticoagulant that acts by inhibiting the synthesis of vitamin K-dependent coagulation factors. Warfarin is indicated for the prophylaxis and/or treatment of venous thrombosis and its extension, pulmonary embolism, and atrial fibrillation with embolization. It is also used as an adjunct in the prophylaxis of systemic embolism after myocardial infarction. Warfarin is also used as a rodenticide. | 2.1 | 1 | 0 | benzenes; hydroxycoumarin; methyl ketone | |
glycine [no description available] | 2 | 1 | 0 | alpha-amino acid; amino acid zwitterion; proteinogenic amino acid; serine family amino acid | EC 2.1.2.1 (glycine hydroxymethyltransferase) inhibitor; fundamental metabolite; hepatoprotective agent; micronutrient; neurotransmitter; NMDA receptor agonist; nutraceutical |
diethyl pyrocarbonate diethyl pyrocarbonate : The diethyl ester of dicarbonic acid.. Diethyl Pyrocarbonate: Preservative for wines, soft drinks, and fruit juices and a gentle esterifying agent. | 2 | 1 | 0 | acyclic carboxylic anhydride | |
ethylmaleimide Ethylmaleimide: A sulfhydryl reagent that is widely used in experimental biochemical studies. | 2 | 1 | 0 | maleimides | anticoronaviral agent; EC 1.3.1.8 [acyl-CoA dehydrogenase (NADP(+))] inhibitor; EC 2.1.1.122 [(S)-tetrahydroprotoberberine N-methyltransferase] inhibitor; EC 2.7.1.1 (hexokinase) inhibitor |
glutamine Glutamine: A non-essential amino acid present abundantly throughout the body and is involved in many metabolic processes. It is synthesized from GLUTAMIC ACID and AMMONIA. It is the principal carrier of NITROGEN in the body and is an important energy source for many cells.. L-glutamine : An optically active form of glutamine having L-configuration.. glutamine : An alpha-amino acid that consists of butyric acid bearing an amino substituent at position 2 and a carbamoyl substituent at position 4. | 2 | 1 | 0 | amino acid zwitterion; glutamine family amino acid; glutamine; L-alpha-amino acid; polar amino acid zwitterion; proteinogenic amino acid | EC 1.14.13.39 (nitric oxide synthase) inhibitor; Escherichia coli metabolite; human metabolite; metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
shikimic acid Shikimic Acid: A tri-hydroxy cyclohexene carboxylic acid important in biosynthesis of so many compounds that the shikimate pathway is named after it.. shikimic acid : A cyclohexenecarboxylic acid that is cyclohex-1-ene-1-carboxylic acid substituted by hydroxy groups at positions 3, 4 and 5 (the 3R,4S,5R stereoisomer). It is an intermediate metabolite in plants and microorganisms. | 2.11 | 1 | 0 | alpha,beta-unsaturated monocarboxylic acid; cyclohexenecarboxylic acid; hydroxy monocarboxylic acid | Escherichia coli metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
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 | 1 | 0 | benzenes; phenyl acetates | |
glutamic acid glutamic acid : An alpha-amino acid that is glutaric acid bearing a single amino substituent at position 2.. Glutamic Acid: A non-essential amino acid naturally occurring in the L-form. Glutamic acid is the most common excitatory neurotransmitter in the CENTRAL NERVOUS SYSTEM. | 2 | 1 | 0 | glutamic acid; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; ferroptosis inducer; micronutrient; mouse metabolite; neurotransmitter; nutraceutical |
glucose, (beta-d)-isomer beta-D-glucose : D-Glucopyranose with beta configuration at the anomeric centre.. (1->4)-beta-D-glucan : A beta-D-glucan in which the glucose units are connected by (1->4) linkages.. (1->3)-beta-D-glucan : A beta-D-glucan in which the glucose units are connected by (1->3) linkages. | 2 | 1 | 0 | D-glucopyranose | epitope; mouse metabolite |
coenzyme a [no description available] | 2 | 1 | 0 | adenosine 3',5'-bisphosphate | coenzyme; Escherichia coli metabolite; mouse metabolite |
trans-4-coumaric acid hydroxycinnamic acid : Any member of the class of cinnamic acids carrying one or more hydroxy substituents.. trans-4-coumaric acid : The trans-isomer of 4-coumaric acid.. 4-coumaric acid : A coumaric acid in which the hydroxy substituent is located at C-4 of the phenyl ring. | 2.44 | 2 | 0 | 4-coumaric acid | food component; mouse metabolite; plant metabolite |
cinnamoyl-coenzyme a (E)-cinnamoyl-CoA : The (E)-isomer of cinnamoyl-CoA. | 2 | 1 | 0 | cinnamoyl-CoA | |
cyanidin-3-o-beta-glucopyranoside cyanidin-3-O-beta-glucopyranoside: a natural compound distributed in several fruits & vegetables, such as strawberry, rhubarb, cherry, red cabbage, red onion, cranberries, etc. | 2 | 1 | 0 | | |