Substance | Relationship Strength | Studies | Trials | Classes | Roles |
4-hydroxybenzoic acid 4-hydroxybenzoic acid : A monohydroxybenzoic acid that is benzoic acid carrying a hydroxy substituent at C-4 of the benzene ring. | 2.05 | 1 | 0 | monohydroxybenzoic acid | algal metabolite; plant metabolite |
benzene [no description available] | 2.08 | 1 | 0 | aromatic annulene; benzenes; volatile organic compound | carcinogenic agent; environmental contaminant; non-polar solvent |
chlorine chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 1.96 | 1 | 0 | halide anion; monoatomic chlorine | cofactor; Escherichia coli metabolite; human metabolite |
coumarin 2H-chromen-2-one: coumarin derivative | 2.05 | 1 | 0 | coumarins | fluorescent dye; human metabolite; plant metabolite |
octane Octanes: Eight-carbon saturated hydrocarbon group of the methane series. Include isomers and derivatives.. octane : A straight chain alkane composed of 8 carbon atoms. | 2.31 | 1 | 0 | alkane | xenobiotic |
3,3-dimethylallyl pyrophosphate 3,3-dimethylallyl pyrophosphate: isomeric with isopentenyl pyrophosphate. prenyl diphosphate : A prenol phosphate that is a phosphoantigen comprising the O-pyrophosphate of prenol. | 4.19 | 16 | 0 | prenol phosphate | epitope; Escherichia coli metabolite; mouse metabolite; phosphoantigen |
hydrogen Hydrogen: The first chemical element in the periodic table with atomic symbol H, and atomic number 1. Protium (atomic weight 1) is by far the most common hydrogen isotope. Hydrogen also exists as the stable isotope DEUTERIUM (atomic weight 2) and the radioactive isotope TRITIUM (atomic weight 3). Hydrogen forms into a diatomic molecule at room temperature and appears as a highly flammable colorless and odorless gas.. dihydrogen : An elemental molecule consisting of two hydrogens joined by a single bond. | 2.4 | 2 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
triphosphoric acid triphosphoric acid: used as water softener, peptizing agent, emulsifier & dispersing agent; ingredient of cleansers; meat preservative; RN given refers to parent cpd; structure | 2.05 | 1 | 0 | acyclic phosphorus acid anhydride; phosphorus oxoacid | |
isopentenyl pyrophosphate isopentenyl pyrophosphate: substrate for isopentenyl pyrophosphate isomerase; RN given refers to unlabeled cpd; a nonpeptide mycobacterial antigen that stimulates gamma delta T cells. isopentenyl diphosphate : A prenol phosphate comprising 3-methylbut-3-en-1-ol having an O-diphosphate substituent. | 4.37 | 20 | 0 | prenol phosphate | antigen; antioxidant; epitope; Escherichia coli metabolite; mouse metabolite; phosphoantigen |
menthol Menthol: A monoterpene cyclohexanol produced from mint oils. | 2.37 | 2 | 0 | p-menthane monoterpenoid; secondary alcohol | volatile oil component |
camphor, (+-)-isomer [no description available] | 1.95 | 1 | 0 | bornane monoterpenoid; cyclic monoterpene ketone | plant metabolite |
eucalyptol [no description available] | 1.98 | 1 | 0 | | |
benzophenone benzophenone : The simplest member of the class of benzophenones, being formaldehyde in which both hydrogens are replaced by phenyl groups. | 2.04 | 1 | 0 | benzophenones | photosensitizing agent; plant metabolite |
etidronate Etidronic Acid: A diphosphonate which affects calcium metabolism. It inhibits ectopic calcification and slows down bone resorption and bone turnover.. etidronic acid : A 1,1-bis(phosphonic acid) that is (ethane-1,1-diyl)bis(phosphonic acid) having a hydroxy substituent at the 1-position. It inhibits the formation, growth, and dissolution of hydroxyapatite crystals by chemisorption to calcium phosphate surfaces. | 2.43 | 2 | 0 | 1,1-bis(phosphonic acid) | antineoplastic agent; bone density conservation agent; chelator |
ethylmaleimide Ethylmaleimide: A sulfhydryl reagent that is widely used in experimental biochemical studies. | 1.95 | 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 |
risedronic acid Risedronic Acid: A pyridine and diphosphonic acid derivative that acts as a CALCIUM CHANNEL BLOCKER and inhibits BONE RESORPTION. | 2.43 | 2 | 0 | pyridines | |
hydroxyproline Hydroxyproline: A hydroxylated form of the imino acid proline. A deficiency in ASCORBIC ACID can result in impaired hydroxyproline formation.. hydroxyproline : A proline derivative that is proline substituted by at least one hydroxy group. | 2.1 | 1 | 0 | 4-hydroxyproline; L-alpha-amino acid zwitterion | human metabolite; mouse metabolite; plant metabolite |
isoflurophate Isoflurophate: A di-isopropyl-fluorophosphate which is an irreversible cholinesterase inhibitor used to investigate the NERVOUS SYSTEM. | 1.95 | 1 | 0 | dialkyl phosphate | |
aspartic acid Aspartic Acid: One of the non-essential amino acids commonly occurring in the L-form. It is found in animals and plants, especially in sugar cane and sugar beets. It may be a neurotransmitter.. aspartic acid : An alpha-amino acid that consists of succinic acid bearing a single alpha-amino substituent. L-aspartic acid : The L-enantiomer of aspartic acid. | 2.01 | 1 | 0 | aspartate family amino acid; aspartic acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; mouse metabolite; neurotransmitter |
sucrose Saccharum: A plant genus of the family POACEAE widely cultivated in the tropics for the sweet cane that is processed into sugar. | 1.96 | 1 | 0 | glycosyl glycoside | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; osmolyte; Saccharomyces cerevisiae metabolite; sweetening agent |
galactose galactopyranose : The pyranose form of galactose. | 2.21 | 1 | 0 | D-galactose; galactopyranose | Escherichia coli metabolite; mouse metabolite |
tryptophan Tryptophan: An essential amino acid that is necessary for normal growth in infants and for NITROGEN balance in adults. It is a precursor of INDOLE ALKALOIDS in plants. It is a precursor of SEROTONIN (hence its use as an antidepressant and sleep aid). It can be a precursor to NIACIN, albeit inefficiently, in mammals.. tryptophan : An alpha-amino acid that is alanine bearing an indol-3-yl substituent at position 3. | 3.19 | 5 | 0 | erythrose 4-phosphate/phosphoenolpyruvate family amino acid; L-alpha-amino acid zwitterion; L-alpha-amino acid; proteinogenic amino acid; tryptophan zwitterion; tryptophan | antidepressant; Escherichia coli metabolite; human metabolite; micronutrient; mouse metabolite; nutraceutical; plant metabolite; Saccharomyces cerevisiae metabolite |
gibberellic acid gibberellic acid: RN given refers to (1alpha,2beta,4aalpha,4bbeta,10beta)-isomer; structure. gibberellin A3 : A C19-gibberellin that is a pentacyclic diterpenoid responsible for promoting growth and elongation of cells in plants. Initially identified in Gibberella fujikuroi,it differs from gibberellin A1 in the presence of a double bond between C-3 and C-4. | 2.13 | 1 | 0 | C19-gibberellin; gibberellin monocarboxylic acid; lactone; organic heteropentacyclic compound | mouse metabolite; plant metabolite |
linalool linalool: RN given refers to parent cpd without isomeric designation; structure. linalool : A monoterpenoid that is octa-1,6-diene substituted by methyl groups at positions 3 and 7 and a hydroxy group at position 3. It has been isolated from plants like Ocimum canum. | 2.98 | 4 | 0 | monoterpenoid; tertiary alcohol | antimicrobial agent; fragrance; plant metabolite; volatile oil component |
isoprene isoprene: used in manufacture of ''synthetic'' rubber, butyl rubber; copolymer in production of elastomers; structure. isoprene : A hemiterpene with the formula CH2=C(CH3)CH=CH2; the monomer of natural rubber and a common structure motif to the isoprenoids, a large class of other naturally occurring compounds. | 2.91 | 4 | 0 | alkadiene; hemiterpene; volatile organic compound | plant metabolite |
camphene camphene : A monoterpene with a bicyclic skeleton that is bicyclo[2.2.1]heptane substituted by geminal methyl groups at position 2 and a methylidene group at position 3. It is a widespread natural product found in many essential oils. | 2.05 | 1 | 0 | carbobicyclic compound; monoterpene | fragrance; plant metabolite |
alpha-pinene [no description available] | 3.4 | 7 | 0 | pinene | plant metabolite |
propylparaben Parabens: Methyl, propyl, butyl, and ethyl esters of p-hydroxybenzoic acid. They have been approved by the FDA as antimicrobial agents for foods and pharmaceuticals. (From Hawley's Condensed Chemical Dictionary, 11th ed, p872) | 2.05 | 1 | 0 | benzoate ester; paraben; phenols | antifungal agent; antimicrobial agent |
alpha phellandrene alpha phellandrene: can be irritating to, & absorbed by the skin; ingestion can cause vomiting, diarrhea; RN given refers to cpd without isomeric designation; structure. alpha-phellandrene : One of a pair of phellandrene cyclic monoterpene double-bond isomers in which both double bonds are endocyclic (cf. alpha-phellandrene, where one of them is exocyclic). | 2.05 | 1 | 0 | cyclohexadiene; phellandrene | antimicrobial agent; plant metabolite; volatile oil component |
gamma-terpinene gamma-terpinene: RN given refers to gamma-terpinene; structure. gamma-terpinene : One of three isomeric monoterpenes differing in the positions of their two double bonds (alpha- and beta-terpinene being the others). In gamma-terpinene the double bonds are at the 1- and 4-positions of the p-menthane skeleton. | 1.98 | 1 | 0 | cyclohexadiene; monoterpene | antioxidant; human xenobiotic metabolite; plant metabolite; volatile oil component |
cyclohexanol Cyclohexanols: Monohydroxy derivatives of cyclohexanes that contain the general formula R-C6H11O. They have a camphorlike odor and are used in making soaps, insecticides, germicides, dry cleaning, and plasticizers.. cyclohexanols : An alcohol in which one or more hydroxy groups are attached to a cyclohexane skeleton. | 1.98 | 1 | 0 | cyclohexanols; secondary alcohol | solvent |
pentane Pentanes: Five-carbon saturated hydrocarbon group of the methane series. Include isomers and derivatives.. pentane : A straight chain alkane consisting of 5 carbon atoms. | 2.03 | 1 | 0 | alkane; volatile organic compound | non-polar solvent; refrigerant |
pyrroles 1H-pyrrole : A tautomer of pyrrole that has the double bonds at positions 2 and 4.. pyrrole : A five-membered monocyclic heteroarene comprising one NH and four CH units which forms the parent compound of the pyrrole group of compounds. Its five-membered ring structure has three tautomers. A 'closed class'.. azole : Any monocyclic heteroarene consisting of a five-membered ring containing nitrogen. Azoles can also contain one or more other non-carbon atoms, such as nitrogen, sulfur or oxygen. | 2.08 | 1 | 0 | pyrrole; secondary amine | |
2-naphthol 2-naphthol: RN given refers to parent cpd. 2-naphthol : A naphthol carrying a hydroxy group at position 2.. naphthols : Any hydroxynaphthalene derivative that has a single hydroxy substituent. | 2.49 | 2 | 0 | naphthol | antinematodal drug; genotoxin; human urinary metabolite; human xenobiotic metabolite; mouse metabolite; radical scavenger |
citronellol citronellol: alcohol form of citronellal; found in rose oil; RN given refers to parent cpd without isomeric designation; structure. citronellol : A monoterpenoid that is oct-6-ene substituted by a hydroxy group at position 1 and methyl groups at positions 3 and 7.. insect repellent : An insecticide that acts as a repellent to insects. | 2.31 | 1 | 0 | monoterpenoid | plant metabolite |
D-tryptophan [no description available] | 2.31 | 1 | 0 | D-alpha-amino acid; tryptophan zwitterion; tryptophan | bacterial metabolite |
cyclopentane Cyclopentanes: A group of alicyclic hydrocarbons with the general formula R-C5H9.. cyclopentanes : Cyclopentane and its derivatives formed by substitution. | 3.17 | 5 | 0 | cycloalkane; cyclopentanes; volatile organic compound | non-polar solvent |
kainic acid Kainic Acid: (2S-(2 alpha,3 beta,4 beta))-2-Carboxy-4-(1-methylethenyl)-3-pyrrolidineacetic acid. Ascaricide obtained from the red alga Digenea simplex. It is a potent excitatory amino acid agonist at some types of excitatory amino acid receptors and has been used to discriminate among receptor types. Like many excitatory amino acid agonists it can cause neurotoxicity and has been used experimentally for that purpose. | 2.52 | 2 | 0 | dicarboxylic acid; L-proline derivative; non-proteinogenic L-alpha-amino acid; pyrrolidinecarboxylic acid | antinematodal drug; excitatory amino acid agonist |
perillyl alcohol perillyl alcohol: inhibits geranylgeranyl transferase; structure in first source. perillyl alcohol : A limonene monoterpenoid consists of a cyclohexene ring substituted by a hydroxymethyl and a prop-1-en-2-yl group at positions 1 and 4 respectively. It is a constituent of a variety of essential oils including lavender. | 2.15 | 1 | 0 | limonene monoterpenoid | plant metabolite; volatile oil component |
beta-phellandrene [no description available] | 2.42 | 2 | 0 | phellandrene | plant metabolite |
fenchone, (+-)-isomer fenchone: RN given refers to cpd with unspecified isomeric designation. fenchone : A carbobicyclic compound that is fenchane in which the hydrogens at position 2 are replaced by an oxo group. It is a component of essential oil from fennel (Foeniculum vulgare). | 1.95 | 1 | 0 | carbobicyclic compound; cyclic terpene ketone; fenchane monoterpenoid | plant metabolite |
beta-pinene beta-pinene: alpha-pinene is also available. beta-pinene : An isomer of pinene with an exocyclic double bond. It is a component of essential oils from many plants. | 3.1 | 5 | 0 | pinene | plant metabolite |
fenchol fenchol: RN given refers to cpd with unspecified isomeric designation | 2.65 | 3 | 0 | | |
dronabinol Dronabinol: A psychoactive compound extracted from the resin of Cannabis sativa (marihuana, hashish). The isomer delta-9-tetrahydrocannabinol (THC) is considered the most active form, producing characteristic mood and perceptual changes associated with this compound.. Delta(9)-tetrahydrocannabinol : A diterpenoid that is 6a,7,8,10a-tetrahydro-6H-benzo[c]chromene substituted at position 1 by a hydroxy group, positions 6, 6 and 9 by methyl groups and at position 3 by a pentyl group. The principal psychoactive constituent of the cannabis plant, it is used for treatment of anorexia associated with AIDS as well as nausea and vomiting associated with cancer chemotherapy. | 2.21 | 1 | 0 | benzochromene; diterpenoid; phytocannabinoid; polyketide | cannabinoid receptor agonist; epitope; hallucinogen; metabolite; non-narcotic analgesic |
perillaldehyde perillaldehyde: from oil of Perillae herba; has neuropharmacological actions; RN given refers to cpd without isomeric designation; structure in Merck Index, 9th ed, #6956. perillyl aldehyde : An aldehyde that is cyclohex-1-ene-1-carbaldehyde substituted by a prop-1-en-2-yl group at position 4. | 2.52 | 2 | 0 | aldehyde; olefinic compound | human metabolite; mouse metabolite; volatile oil component |
sabinene sabinene: RN given refers to cpd without isomeric designation. sabinene : A thujene that is a bicyclic monoterpene isolated from the essential oils of various plant species. | 2.1 | 1 | 0 | thujene | plant metabolite |
dithiothreitol 1,4-dimercaptobutane-2,3-diol : A glycol that is butane-2,3-diol in which a hydrogen from each of the methyl groups is replaced by a thiol group.. 1,4-dithiothreitol : The threo-diastereomer of 1,4-dimercaptobutane-2,3-diol. | 1.97 | 1 | 0 | 1,4-dimercaptobutane-2,3-diol; butanediols; dithiol; glycol; thiol | chelator; human metabolite; reducing agent |
limonene Limonene: A naturally-occurring class of MONOTERPENES which occur as a clear colorless liquid at room temperature. Limonene is the major component in the oil of oranges which has many uses, including as flavor and fragrance. It is recognized as safe in food by the Food and Drug Administration (FDA).. limonene : A monoterpene that is cyclohex-1-ene substituted by a methyl group at position 1 and a prop-1-en-2-yl group at position 4 respectively. | 3.32 | 6 | 0 | cycloalkene; p-menthadiene | human metabolite |
manganese Manganese: A trace element with atomic symbol Mn, atomic number 25, and atomic weight 54.94. It is concentrated in cell mitochondria, mostly in the pituitary gland, liver, pancreas, kidney, and bone, influences the synthesis of mucopolysaccharides, stimulates hepatic synthesis of cholesterol and fatty acids, and is a cofactor in many enzymes, including arginase and alkaline phosphatase in the liver. (From AMA Drug Evaluations Annual 1992, p2035). manganese(4+) : A manganese cation that is monoatomic and has a formal charge of +4. | 3.35 | 7 | 0 | elemental manganese; manganese group element atom | Escherichia coli metabolite; micronutrient |
deuterium Deuterium: The stable isotope of hydrogen. It has one neutron and one proton in the nucleus. | 2.93 | 4 | 0 | dihydrogen | |
verbenone verbenone: platelet aggregation inhibitor; RN given refers to cpd without isomeric designation. 4,6,6-trimethylbicyclo[3.1.1]hept-3-en-2-one : A carbobicyclic compound that is bicyclo[3.1.1]heptane which is substituted by an oxo group at position 2 and by methyl groups at positions 4, 6 and 6, and which contains a double bond between positions 3 and 4.. (S)-(-)-verbenone : A 4,6,6-trimethylbicyclo[3.1.1]hept-3-en-2-one in which both chiral centres have S configuration. | 2.07 | 1 | 0 | carbobicyclic compound; cyclic ketone; enone | |
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. | 3.17 | 5 | 0 | benzenes; phenyl acetates | |
myrcene myrcene: structure in first source. beta-myrcene : A monoterpene that is octa-1,6-diene bearing methylene and methyl substituents at positions 3 and 7 respectively. | 2.49 | 2 | 0 | monoterpene | anabolic agent; anti-inflammatory agent; flavouring agent; fragrance; plant metabolite; volatile oil component |
chloroprene Chloroprene: Toxic, possibly carcinogenic, monomer of neoprene, a synthetic rubber; causes damage to skin, lungs, CNS, kidneys, liver, blood cells and fetuses. Synonym: 2-chlorobutadiene. | 2.06 | 1 | 0 | chloroolefin | |
alkenes [no description available] | 3.38 | 7 | 0 | | |
glutamic acid 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.. glutamic acid : An alpha-amino acid that is glutaric acid bearing a single amino substituent at position 2. | 2.07 | 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 |
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). | 3.5 | 2 | 0 | delta-lactone; fatty acid ester; hexahydronaphthalenes; polyketide; statin (naturally occurring) | anticholesteremic drug; antineoplastic agent; Aspergillus metabolite; prodrug |
simvastatin Simvastatin: A derivative of LOVASTATIN and potent competitive inhibitor of 3-hydroxy-3-methylglutaryl coenzyme A reductase (HYDROXYMETHYLGLUTARYL COA REDUCTASES), which is the rate-limiting enzyme in cholesterol biosynthesis. It may also interfere with steroid hormone production. Due to the induction of hepatic LDL RECEPTORS, it increases breakdown of LDL CHOLESTEROL.. simvastatin : A member of the class of hexahydronaphthalenes that is lovastatin in which the 2-methylbutyrate ester moiety has been replaced by a 2,2-dimethylbutyrate ester group. It is used as a cholesterol-lowering and anti-cardiovascular disease drug. | 2.04 | 1 | 0 | delta-lactone; fatty acid ester; hexahydronaphthalenes; statin (semi-synthetic) | EC 1.1.1.34/EC 1.1.1.88 (hydroxymethylglutaryl-CoA reductase) inhibitor; EC 3.4.24.83 (anthrax lethal factor endopeptidase) inhibitor; ferroptosis inducer; geroprotector; prodrug |
atorvastatin [no description available] | 2.08 | 1 | 0 | aromatic amide; dihydroxy monocarboxylic acid; monofluorobenzenes; pyrroles; statin (synthetic) | environmental contaminant; xenobiotic |
ibandronic acid Ibandronic Acid: Aminobisphosphonate that is a potent inhibitor of BONE RESORPTION. It is used in the treatment of HYPERCALCEMIA associated with malignancy, for the prevention of fracture and bone complications in patients with breast cancer and bone metastases, and for the treatment and prevention of POSTMENOPAUSAL OSTEOPOROSIS. | 2.1 | 1 | 0 | | |
mevastatin mevastatin: antifungal metabolite from Penicillium brevicopactum; potent inhibitory activity to sterol synthesis; structure. mevastatin : A carboxylic ester that is pravastatin that is lacking the allylic hydroxy group. A hydroxymethylglutaryl-CoA reductase inhibitor (statin) isolated from Penicillium citrinum and from Penicillium brevicompactum, its clinical use as a lipid-regulating drug ceased following reports of toxicity in animals. | 2.02 | 1 | 0 | 2-pyranones; carboxylic ester; hexahydronaphthalenes; polyketide; statin (naturally occurring) | antifungal agent; apoptosis inducer; EC 3.4.24.83 (anthrax lethal factor endopeptidase) inhibitor; fungal metabolite; Penicillium metabolite |
25-hydroxycholesterol [no description available] | 2.03 | 1 | 0 | 25-hydroxy steroid; oxysterol | human metabolite |
Trp-Trp tryptophyltryptophan: an antigelation agent. Trp-Trp : A dipeptide formed from two L-tryptophan residues. | 2.17 | 1 | 0 | dipeptide | Mycoplasma genitalium metabolite |
zingiberene zingiberene: in wild tomato; structure in first source. zingiberene : 2-Methylcyclohexa-1,3-diene in which a hydrogen at the 5 position is substituted (R configuration) by a 6-methyl-hept-5-en-2-yl group (S configuration). It is a sesquiterpene found in the dried rhizomes of Indonesian ginger, Zingiber officinale. | 2.46 | 2 | 0 | cyclohexadiene; sesquiterpene | |
2-(4-hydroxyphenyl)-5,6,7,8-tetrahydroxy-4H-1-benzopyran-4-one 2-(4-hydroxyphenyl)-5,6,7,8-tetrahydroxy-4H-1-benzopyran-4-one : A pentahydroxyflavone that is flavone substituted by hydroxy groups at positions 5, 6, 7, 8, and 4' respectively. | 2.31 | 1 | 0 | pentahydroxyflavone | |
delta(9)-tetrahydrocannabinolic acid Delta(9)-tetrahydrocannabinolic acid : A diterpenoid that is 6a,7,8,10a-tetrahydro-6H-benzo[c]chromene substituted at position 1 by a hydroxy group, positions 6, 6 and 9 by methyl groups and at position 3 by a pentyl group. A biosynthetic precursor to Delta(9)-tetrahydrocannabinol, the principal psychoactive constituent of the cannabis plant. | 2.21 | 1 | 0 | benzochromene; diterpenoid; hydroxy monocarboxylic acid; phytocannabinoid; polyketide | anti-inflammatory agent; biomarker; metabolite; neuroprotective agent |
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. | 2.08 | 1 | 0 | cobalt group element atom; metal allergen | micronutrient |
inositol-1,3,4,5-tetrakisphosphate inositol-1,3,4,5-tetrakisphosphate: for cpd without numerical locants of phosphate groups, index INOSITOL PHOSPHATES. 1D-myo-inositol 1,3,4,5-tetrakisphosphate : A myo-inositol tetrakisphosphate having the four phosphates placed in the 1-, 3-, 4- and 5-positions. | 2.31 | 1 | 0 | inositol phosphate | |
3-methyl-3,4-epoxybutyl diphosphate 3-methyl-3,4-epoxybutyl diphosphate: structure given in first source; RN given refers to (1-14C)-isomer | 2 | 1 | 0 | | |
linalyl pyrophosphate [no description available] | 3.09 | 5 | 0 | monoterpenyl phosphate | |
farnesylacetic acid farnesylacetic acid: RN given refers to cpd without isomeric designation | 2.06 | 1 | 0 | | |
cannabidiolic acid cannabidiolic acid: structure. cannabidiolic acid : A dihydroxybenzoic acid that is olivetolic acid in which the hydrogen at position 3 is substituted by a 3-p-mentha-1,8-dien-3-yl (limonene) group. | 2.21 | 1 | 0 | dihydroxybenzoic acid; phytocannabinoid; polyketide; resorcinols | |
biotin vitamin B7 : Any member of a group of vitamers that belong to the chemical structural class called biotins that exhibit biological activity against vitamin B7 deficiency. Vitamin B7 deficiency is very rare in individuals who take a normal balanced diet. Foods rich in biotin are egg yolk, liver, cereals, vegetables (spinach, mushrooms) and rice. Symptoms associated with vitamin B7 deficiency include thinning hair, scaly skin rashes around eyes, nose and mouth, and brittle nails. The vitamers include biotin and its ionized and salt forms. | 2.25 | 1 | 0 | biotins; vitamin B7 | coenzyme; cofactor; Escherichia coli metabolite; fundamental metabolite; human metabolite; mouse metabolite; nutraceutical; prosthetic group; Saccharomyces cerevisiae metabolite |
bornyl pyrophosphate (+)-bornyl diphosphate : A monoterpenyl phosphate that is the O-diphospho derivative of (+)-borneol. | 7.89 | 4 | 0 | bornane monoterpenoid; monoterpenyl phosphate | |
erythritol [no description available] | 2.54 | 2 | 0 | butane-1,2,3,4-tetrol | antioxidant; human metabolite; plant metabolite |
nsc-89199 estramustine phosphate : A steroid phosphate which is the 17-O-phospho derivative of estramustine. | 2.31 | 1 | 0 | carbamate ester; organochlorine compound; steroid phosphate | |
mevalonic acid Mevalonic Acid: A dihydroxy monocarboxylic acid and precursor in the biosynthetic pathway known as the mevalonate pathway, which produces terpenes and steroids that are vital for diverse cellular functions.. mevalonic acid : A racemate composed of equimolar amounts of (R)- and (S)-mevalonic acid.. (R)-mevalonic acid : The (R)-enantiomer of mevalonic acid. | 4.97 | 11 | 0 | 3,5-dihydroxy-3-methylpentanoic acid | |
2-c-methylerythritol 4-phosphate 2-C-methylerythritol 4-phosphate: structure in first source | 2.54 | 2 | 0 | tetritol phosphate | Escherichia coli metabolite |
ergosterol [no description available] | 1.97 | 1 | 0 | 3beta-hydroxy-Delta(5)-steroid; 3beta-sterol; ergostanoid; phytosterols | fungal metabolite; Saccharomyces cerevisiae metabolite |
desthiobiotin desthiobiotin: RN given refers to cpd without isomeric designation; structure. (4R,5S)-dethiobiotin : The (4R,5S)-isomer of dethiobiotin. | 2.25 | 1 | 0 | dethiobiotin | |
farnesol Farnesol: A colorless liquid extracted from oils of plants such as citronella, neroli, cyclamen, and tuberose. It is an intermediate step in the biological synthesis of cholesterol from mevalonic acid in vertebrates. It has a delicate odor and is used in perfumery. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 5th ed). (2-trans,6-trans)-farnesol : The (2-trans,6-trans)-stereoisomer of farnesol.. farnesol : A farnesane sesquiterpenoid that is dodeca-2,6,10-triene substituted by methyl groups at positions 3, 7 and 11 and a hydroxy group at position 1. | 3.12 | 5 | 0 | farnesol | plant metabolite |
farnesyl pyrophosphate farnesyl pyrophosphate: a sesquiterpene that dimerizes to SQUALENE; RN given refers to cpd without isomeric designation. 2-trans,6-trans-farnesyl diphosphate : The trans,trans-stereoisomer of farnesyl diphosphate. | 12.34 | 57 | 0 | farnesyl diphosphate | Escherichia coli metabolite; mouse metabolite |
lycopene [no description available] | 2.1 | 1 | 0 | acyclic carotene | antioxidant; plant metabolite |
geranylgeranyl pyrophosphate geranylgeranyl pyrophosphate: RN given refers to (E,E,E)-isomer. geranylgeranyl diphosphate : A polyprenol diphosphate having geranylgeranyl as the polyprenyl component.. 2-trans,6-trans,10-trans-geranylgeranyl diphosphate : The all-trans-isomer of geranylgeranyl diphosphate. | 3.97 | 13 | 0 | geranylgeranyl diphosphate | mouse metabolite |
hexanoyl-coenzyme a [no description available] | 2.21 | 1 | 0 | medium-chain fatty acyl-CoA | Escherichia coli metabolite; human metabolite; mouse metabolite |
shikonin shikonin: a naphthazarin; has antineoplastic and angiogenesis inhibiting activities | 2.05 | 1 | 0 | hydroxy-1,4-naphthoquinone | |
geraniol [no description available] | 9.04 | 13 | 0 | 3,7-dimethylocta-2,6-dien-1-ol; monoterpenoid; primary alcohol | allergen; fragrance; plant metabolite; volatile oil component |
citral citral: Xref geranial: geraniol is also available; Xref neral: nerol is also available; vitamin A antagonist; oxygenated monoterpene; inhibits cytosolic dehydrogenases; structure. citral : An enal that consists of octa-2,6-dienal bearing methyl substituents at positions 3 and 7. A mixture of the two geometric isomers geranial and neral, it is the major constituent (75-85%) of oil of lemon grass, the volatile oil of Cymbopogon citratus, or of C. flexuosus. It also occurs in oils of verbena, lemon, and orange. | 2.1 | 1 | 0 | enal; monoterpenoid; polyprenal | plant metabolite; volatile oil component |
stilbenes Stilbenes: Organic compounds that contain 1,2-diphenylethylene as a functional group.. trans-stilbene : The trans-isomer of stilbene. | 2.17 | 1 | 0 | stilbene | |
pyrophosphate Diphosphates: Inorganic salts of phosphoric acid that contain two phosphate groups. | 10.77 | 80 | 0 | diphosphate ion | |
sesquiterpenes [no description available] | 7.36 | 58 | 0 | | |
nadp [no description available] | 2.36 | 2 | 0 | | |
olivetolic acid olivetolic acid: structure in first source. olivetolic acid : A member of the class of benzoic acids that is salicylic acid in which the hydrogens ortho- and para- to the carboxy group are replaced by a pentyl and a hydroxy group, respectively. | 2.21 | 1 | 0 | benzoic acids; monocarboxylic acid; polyketide; resorcinols | metabolite |
naphthoquinones Naphthoquinones: Naphthalene rings which contain two ketone moieties in any position. They can be substituted in any position except at the ketone groups. | 2.46 | 2 | 0 | | |
dinoprostone prostaglandin E2 : Prostaglandin F2alpha in which the hydroxy group at position 9 has been oxidised to the corresponding ketone. Prostaglandin E2 is the most common and most biologically potent of mammalian prostaglandins. | 2.02 | 1 | 0 | prostaglandins E | human metabolite; mouse metabolite; oxytocic |
bergaptol 5-hydroxyfurocoumarin : A furanocoumarin which bears a hydroxy group at position 5. | 2.07 | 1 | 0 | 5-hydroxyfurocoumarin; psoralens | |
ubiquinone 9 ubiquinone 9: a form of coenzyme Q found in many foods; RN given refers to (all-E)-isomer | 2.03 | 1 | 0 | ubiquinones | antioxidant; human metabolite |
11-cis-retinal Rhodopsin: A purplish-red, light-sensitive pigment found in RETINAL ROD CELLS of most vertebrates. It is a complex consisting of a molecule of ROD OPSIN and a molecule of 11-cis retinal (RETINALDEHYDE). Rhodopsin exhibits peak absorption wavelength at about 500 nm.. 11-cis-retinal : A retinal having 2E,4Z,6E,8E-double bond geometry. | 2.02 | 1 | 0 | retinal | chromophore; human metabolite; mouse metabolite |
undecaprenyl pyrophosphate undecaprenyl diphosphate : A polyprenol diphosphate compound having eleven prenyl units with undefined stereochemistry about the double bonds. | 2.02 | 1 | 0 | all-trans-polyprenyl diphosphate; undecaprenyl diphosphate; undecaprenyl phosphate | |
solanesyl pyrophosphate nonaprenyl diphosphate : A polyprenol diphosphate compound having nine prenyl units with undefined stereochemistry about the double bonds.. all-trans-nonaprenyl diphosphate : A nonaprenyl diphosphate where all C=C double bonds have (E)-configuration. | 2.03 | 1 | 0 | all-trans-polyprenyl diphosphate; nonaprenyl diphosphate | |
alpha-linolenic acid linolenic acid : A two-membered subclass of octadecatrienoic acid comprising the (9Z,12Z,15Z)- and (6Z,9Z,12Z)-isomers. Linolenic acids are nutrients essential to the formation of prostaglandins and are also used in making paints and synthetic resins.. linolenate : A polyunsaturated fatty acid anion obtained by deprotonation of the carboxy group of either alpha- or gamma-linolenic acid. | 2.1 | 1 | 0 | linolenic acid; omega-3 fatty acid | micronutrient; mouse metabolite; nutraceutical |
humulene humulene: structure given in first source. (1E,4E,8E)-alpha-humulene : The (1E,4E,8E)-isomer of alpha-humulene. | 2.49 | 2 | 0 | alpha-humulene | |
trans-2,3',4,5'-tetrahydroxystilbene trans-2,3',4,5'-tetrahydroxystilbene: hydroxystilbene oxyresveratrol | 2.17 | 1 | 0 | stilbenoid | |
coenzyme q10 coenzyme Q10: Ubiquinone ring with a chain of 10 isoprene units; redox equilibrium with ubiqunol serving in mitochondrial inner membrane to transfer electrons; presence during reconstitution of acetylcholine receptor into phospholipid vesicles yields vesicles active in catalyzing carbamylcholine-sensitive Na+ flux; coenzyme Q10 depletion has been noted with use of statins. coenzyme Q10 : A ubiquinone having a side chain of 10 isoprenoid units. In the naturally occurring isomer, all isoprenyl double bonds are in the E- configuration. | 3.55 | 2 | 0 | ubiquinones | antioxidant; ferroptosis inhibitor; human metabolite |
domoic acid domoic acid: kainic acid analog, heterocyclic amino acid from seaweed; RN given refers to parent cpd; structure. domoic acid : An L-proline derivative that is L-proline substituted by a carboxymethyl group at position 3 and a 6-carboxyhepta-2,4-dien-2-yl group at position 4. It is produced by the diatomic algal Pseudo-nitzschia. It is an analogue of kainic acid and a neurotoxin which causes amnesic shellfish poisoning (ASP). | 2.52 | 2 | 0 | L-proline derivative; non-proteinogenic L-alpha-amino acid; pyrrolidinecarboxylic acid; tricarboxylic acid | algal metabolite; hapten; marine metabolite; neuromuscular agent; neurotoxin |
nerolidol nerolidol: sesquiterpene; RN given refers to cpd without isomeric designation; nerol is also available. nerolidol : A farnesane sesquiterpenoid that is dodeca-1,6,10-triene which carries methyl groups at positions 3, 7 and 11 and a hydroxy group at position 3. It is a natural product that is present in various flowers and plants with a floral odor. Chemically, it exists in two geometric isomers, trans and cis forms. It is widely used in cosmetics (e.g. shampoos and perfumes), in non-cosmetic products (e.g. detergents and cleansers) and also as a food flavoring agent.. (6Z)-nerolidol : A nerolidol in which the double bond at position 6 adopts a cis-configuration. | 2.07 | 1 | 0 | nerolidol | |
beta-ocimene beta-ocimene : The trans-stereoisomer of ocimene.. (Z)-beta-ocimene : A beta-ocimene that consists of octa-1,3,6-triene bearing two methyl substituents at positions 3 and 7 (the 3Z-isomer). | 2.05 | 1 | 0 | beta-ocimene | plant metabolite |
caryophyllene caryophyllene: RN given refers to cpd without isomeric designation; structure given in first source | 2.49 | 2 | 0 | | |
catharanthine [no description available] | 2.41 | 1 | 0 | alkaloid ester; bridged compound; methyl ester; monoterpenoid indole alkaloid; organic heteropentacyclic compound; tertiary amino compound | |
ammonium sulfate Ammonium Sulfate: Sulfuric acid diammonium salt. It is used in CHEMICAL FRACTIONATION of proteins.. ammonium sulfate : An inorganic sulfate salt obtained by reaction of sulfuric acid with two equivalents of ammonia. A high-melting (decomposes above 280degreeC) white solid which is very soluble in water (70.6 g/100 g water at 0degreeC; 103.8 g/100 g water at 100degreeC), it is widely used as a fertilizer for alkaline soils. | 1.96 | 1 | 0 | ammonium salt; inorganic sulfate salt | fertilizer |
dolichols Dolichols: A class of polyprenols which contain approximately 20 isoprene residues. Although considered ISOPRENOIDS, they terminate with an alpha-saturated isoprenoid group at the hydroxy end of the molecule. | 3.51 | 2 | 0 | polyterpene | |
cannabigerolic acid cannabigerolic acid: structure in first source. cannabigerolic acid : A dihydroxybenzoic acid that is olivetolic acid in which the hydrogen at position 3 is substituted by a geranyl group. A biosynthetic precursor to Delta(9)-tetrahydrocannabinol, the principal psychoactive constituent of the cannabis plant. | 2.21 | 1 | 0 | dihydroxybenzoic acid; diterpenoid; phytocannabinoid; polyketide; resorcinols | |
isoborneol isoborneol: RN given refers to cpd without isomeric designation; structure | 1.95 | 1 | 0 | borneol | |
ubiquinol ubiquinol: reduced forms of ubiquinone; see also record for ubiquinol 10. ubiquinol-10 : A ubiquinol in which the polyprenyl substituent is decaprenyl. | 2.03 | 1 | 0 | polyprenylhydroquinone; ubiquinol | biomarker; metabolite |
crizotinib Crizotinib: A piperidine and aminopyridine derivative that acts as an inhibitor of RECEPTOR PROTEIN-TYROSINE KINASES, including ANAPLASTIC LYMPHOMA KINASE (ALK) and HEPATOCYTE GROWTH FACTOR RECEPTOR (HGFR; c-Met). It is used in the treatment of NON-SMALL CELL LUNG CANCER.. crizotinib : A 3-[1-(2,6-dichloro-3-fluorophenyl)ethoxy]-5-[1-(piperidin-4-yl)pyrazol-4-yl]pyridin-2-amine that has R configuration at the chiral centre. The active enantiomer, it acts as a kinase inhibitor and is used for the treatment of patients with locally advanced or metastatic non-small cell lung cancer (NSCLC) | 2.31 | 1 | 0 | 3-[1-(2,6-dichloro-3-fluorophenyl)ethoxy]-5-[1-(piperidin-4-yl)pyrazol-4-yl]pyridin-2-amine | antineoplastic agent; biomarker; EC 2.7.10.1 (receptor protein-tyrosine kinase) inhibitor |
phytosterols Phytosterols: A class of organic compounds known as sterols or STEROIDS derived from plants.. phytosterols : Sterols similar to cholesterol which occur in plants and vary only in carbon side chains and/or presence or absence of a double bond. | 2.04 | 1 | 0 | | |
nad NAD(1-) : An anionic form of nicotinamide adenine dinucleotide arising from deprotonation of the two OH groups of the diphosphate moiety. | 1.95 | 1 | 0 | organophosphate oxoanion | cofactor; human metabolite; hydrogen acceptor; Saccharomyces cerevisiae metabolite |
chlorophyll a Chlorophyll: Porphyrin derivatives containing magnesium that act to convert light energy in photosynthetic organisms.. chlorophyll : A family of magnesium porphyrins, defined by the presence of a fifth ring beyond the four pyrrole-like rings. The rings can have various side chains which usually include a long phytol chain. | 2.6 | 1 | 0 | chlorophyll; methyl ester | cofactor |
ubiquinone Ubiquinone: A lipid-soluble benzoquinone which is involved in ELECTRON TRANSPORT in mitochondrial preparations. The compound occurs in the majority of aerobic organisms, from bacteria to higher plants and animals. | 4.55 | 4 | 0 | | |
methyl jasmonate [no description available] | 3.17 | 5 | 0 | | |
s-adenosylmethionine (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.. 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. | 2.75 | 3 | 0 | organic cation; sulfonium compound | coenzyme; cofactor; human metabolite; micronutrient; Mycoplasma genitalium metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
as1949490 [no description available] | 2.31 | 1 | 0 | | |
salicylates Salicylates: The salts or esters of salicylic acids, or salicylate esters of an organic acid. Some of these have analgesic, antipyretic, and anti-inflammatory activities by inhibiting prostaglandin synthesis.. hydroxybenzoate : Any benzoate derivative carrying a single carboxylate group and at least one hydroxy substituent.. salicylates : Any salt or ester arising from reaction of the carboxy group of salicylic acid, or any ester resulting from the condensation of the phenolic hydroxy group of salicylic acid with an organic acid.. salicylate : A monohydroxybenzoate that is the conjugate base of salicylic acid. | 2.21 | 1 | 0 | monohydroxybenzoate | plant metabolite |
warfarin 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.. 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. | 2.46 | 2 | 0 | benzenes; hydroxycoumarin; methyl ketone | |
gibberellins [no description available] | 2.13 | 1 | 0 | | |
2-methylisoborneol 2-methylisoborneol: structure. 2-methylisoborneol : An bornane monoterpenoid comprising isoborneol carrying a 2-methyl substituent (the 1R,2R,4R-diastereomer). | 2.46 | 2 | 0 | | |
guanosine triphosphate Guanosine Triphosphate: Guanosine 5'-(tetrahydrogen triphosphate). A guanine nucleotide containing three phosphate groups esterified to the sugar moiety. | 2 | 1 | 0 | guanosine 5'-phosphate; purine ribonucleoside 5'-triphosphate | Escherichia coli metabolite; mouse metabolite; uncoupling protein inhibitor |
galloflavin galloflavin: structure in first source | 2.31 | 1 | 0 | | |
phosphorus radioisotopes Phosphorus Radioisotopes: Unstable isotopes of phosphorus that decay or disintegrate emitting radiation. P atoms with atomic weights 28-34 except 31 are radioactive phosphorus isotopes. | 1.96 | 1 | 0 | | |