Substance | Relationship Strength | Studies | Trials | Classes | Roles |
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. | 2.05 | 1 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
lipoamide Lipozyme: lipase from Rhizomucor miehei immobilized on anion exchange resin | 2.17 | 1 | 0 | dithiolanes; monocarboxylic acid amide | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
palmitic acid Palmitic Acid: A common saturated fatty acid found in fats and waxes including olive oil, palm oil, and body lipids.. hexadecanoic acid : A straight-chain, sixteen-carbon, saturated long-chain fatty acid. | 2.17 | 1 | 0 | long-chain fatty acid; straight-chain saturated fatty acid | algal metabolite; Daphnia magna metabolite; EC 1.1.1.189 (prostaglandin-E2 9-reductase) inhibitor; plant metabolite |
1-anilino-8-naphthalenesulfonate 1-anilino-8-naphthalenesulfonate: RN given refers to parent cpd. 8-anilinonaphthalene-1-sulfonic acid : A naphthalenesulfonic acid that is naphthalene-1-sulfonic acid substituted by a phenylamino group at position 8. | 2.66 | 2 | 0 | aminonaphthalene; naphthalenesulfonic acid | fluorescent probe |
tocopheroxy radical tocopheroxy radical: RN given refers to radical ion (1+), (2R-(2R*(4R*,8R*)))-isomer; RN for cpd without isomeric designation not available 12/90 | 2.05 | 1 | 0 | tocopherol | |
benzyl benzoate benzyl benzoate: structure; acarosan, a moist powder composed of wetted cellulose and benzyl benzoate, is used on carpets as an acaricide. benzyl benzoate : A benzoate ester obtained by the formal condensation of benzoic acid with benzyl alcohol. It has been isolated from the plant species of the genus Polyalthia. | 2.1 | 1 | 0 | benzoate ester; benzyl ester | acaricide; plant metabolite; scabicide |
oxidopamine Oxidopamine: A neurotransmitter analogue that depletes noradrenergic stores in nerve endings and induces a reduction of dopamine levels in the brain. Its mechanism of action is related to the production of cytolytic free-radicals.. oxidopamine : A benzenetriol that is phenethylamine in which the hydrogens at positions 2, 4, and 5 on the phenyl ring are replaced by hydroxy groups. It occurs naturally in human urine, but is also produced as a metabolite of the drug DOPA (used for the treatment of Parkinson's disease). | 2.6 | 1 | 0 | benzenetriol; catecholamine; primary amino compound | drug metabolite; human metabolite; neurotoxin |
stearic acid octadecanoic acid : A C18 straight-chain saturated fatty acid component of many animal and vegetable lipids. As well as in the diet, it is used in hardening soaps, softening plastics and in making cosmetics, candles and plastics. | 2.36 | 2 | 0 | long-chain fatty acid; saturated fatty acid; straight-chain saturated fatty acid | algal metabolite; Daphnia magna metabolite; human metabolite; plant metabolite |
1,2-dipalmitoylphosphatidylcholine 1,2-Dipalmitoylphosphatidylcholine: Synthetic phospholipid used in liposomes and lipid bilayers to study biological membranes. It is also a major constituent of PULMONARY SURFACTANTS. | 2.06 | 1 | 0 | | |
diethyl phthalate diethyl phthalate: structure. diethyl phthalate : The diethyl ester of benzene-1,2-dicarboxylic acid. | 2.17 | 1 | 0 | diester; ethyl ester; phthalate ester | neurotoxin; plasticiser; teratogenic agent |
4-butyrolactone 4-Butyrolactone: One of the FURANS with a carbonyl thereby forming a cyclic lactone. It is an endogenous compound made from gamma-aminobutyrate and is the precursor of gamma-hydroxybutyrate. It is also used as a pharmacological agent and solvent.. tetrahydrofuranone : Any oxolane having an oxo- substituent at any position on the tetrahydrofuran ring.. gamma-butyrolactone : A butan-4-olide that is tetrahydrofuran substituted by an oxo group at position 2. | 2.04 | 1 | 0 | butan-4-olide | metabolite; neurotoxin |
ethyl laurate ethyl laurate : A fatty acid ethyl ester of lauric acid. | 2.05 | 1 | 0 | fatty acid ethyl ester | metabolite |
2-methylpentane Hexanes: Six-carbon saturated hydrocarbon group of the methane series. Include isomers and derivatives. Various polyneuropathies are caused by hexane poisoning. | 2.17 | 1 | 0 | alkane | |
methyl palmitate [no description available] | 2.04 | 1 | 0 | fatty acid methyl ester | 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. | 2.05 | 1 | 0 | alpha,beta-unsaturated monocarboxylic acid; cyclohexenecarboxylic acid; hydroxy monocarboxylic acid | Escherichia coli metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
oleanolic acid [no description available] | 2.05 | 1 | 0 | hydroxy monocarboxylic acid; pentacyclic triterpenoid | plant metabolite |
elemene elemene: a sclerosing and antineoplastic agent isolated from Curcuma wenyujin & Rhizoma zedoariae; beta- and delta- elemene are also available | 2.1 | 1 | 0 | | |
ethyl palmitate ethyl hexadecanoate : A long-chain fatty acid ethyl ester resulting from the formal condensation of the carboxy group of palmitic acid with the hydroxy group of ethanol. | 4.65 | 10 | 0 | hexadecanoate ester; long-chain fatty acid ethyl ester | plant metabolite |
d-alpha tocopherol Vitamin E: A generic descriptor for all TOCOPHEROLS and TOCOTRIENOLS that exhibit ALPHA-TOCOPHEROL activity. By virtue of the phenolic hydrogen on the 2H-1-benzopyran-6-ol nucleus, these compounds exhibit varying degree of antioxidant activity, depending on the site and number of methyl groups and the type of ISOPRENOIDS.. tocopherol : A collective name for a group of closely related lipids that contain a chroman-6-ol nucleus substituted at position 2 by a methyl group and by a saturated hydrocarbon chain consisting of three isoprenoid units. They are designated as alpha-, beta-, gamma-, and delta-tocopherol depending on the number and position of additional methyl substituents on the aromatic ring. Tocopherols occur in vegetable oils and vegetable oil products, almost exclusively with R,R,R configuration. Tocotrienols differ from tocopherols only in having three double bonds in the hydrocarbon chain.. vitamin E : Any member of a group of fat-soluble chromanols that exhibit biological activity against vitamin E deficiency. The vitamers in this class consists of a chroman-6-ol core which is substituted at position 2 by a methyl group and (also at position 2) either a saturated or a triply-unsaturated hydrocarbon chain consisting of three isoprenoid units. The major function of vitamin E is to act as a natural antioxidant by scavenging free radicals and molecular oxygen.. (R,R,R)-alpha-tocopherol : An alpha-tocopherol that has R,R,R configuration. The naturally occurring stereoisomer of alpha-tocopherol, it is found particularly in sunflower and olive oils. | 2.05 | 1 | 0 | alpha-tocopherol | algal metabolite; antiatherogenic agent; anticoagulant; antioxidant; antiviral agent; EC 2.7.11.13 (protein kinase C) inhibitor; immunomodulator; micronutrient; nutraceutical; plant metabolite |
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. | 2.1 | 1 | 0 | monoterpene | anabolic agent; anti-inflammatory agent; flavouring agent; fragrance; plant metabolite; volatile oil component |
ethyl myristate ethyl myristate : A long-chain fatty acid ethyl ester resulting from the formal condensation of the carboxy group of myristic acid with the hydroxy group of ethanol. | 3.55 | 8 | 0 | long-chain fatty acid ethyl ester | |
alkenes [no description available] | 2.1 | 1 | 0 | | |
benzofurans Benzofurans: Compounds that contain a BENZENE ring fused to a furan ring. | 2.04 | 1 | 0 | | |
e-z cinnamic acid cinnamic acid : A monocarboxylic acid that consists of acrylic acid bearing a phenyl substituent at the 3-position. It is found in Cinnamomum cassia.. trans-cinnamic acid : The E (trans) isomer of cinnamic acid | 2.1 | 1 | 0 | cinnamic acid | plant metabolite |
oleic acid Oleic Acid: An unsaturated fatty acid that is the most widely distributed and abundant fatty acid in nature. It is used commercially in the preparation of oleates and lotions, and as a pharmaceutical solvent. (Stedman, 26th ed). oleic acid : An octadec-9-enoic acid in which the double bond at C-9 has Z (cis) stereochemistry. | 7.68 | 3 | 0 | octadec-9-enoic acid | antioxidant; Daphnia galeata metabolite; EC 3.1.1.1 (carboxylesterase) inhibitor; Escherichia coli metabolite; mouse metabolite; plant metabolite; solvent |
cocaine Cocaine: An alkaloid ester extracted from the leaves of plants including coca. It is a local anesthetic and vasoconstrictor and is clinically used for that purpose, particularly in the eye, ear, nose, and throat. It also has powerful central nervous system effects similar to the amphetamines and is a drug of abuse. Cocaine, like amphetamines, acts by multiple mechanisms on brain catecholaminergic neurons; the mechanism of its reinforcing effects is thought to involve inhibition of dopamine uptake.. cocaine : A tropane alkaloid obtained from leaves of the South American shrub Erythroxylon coca. | 2.01 | 1 | 0 | benzoate ester; methyl ester; tertiary amino compound; tropane alkaloid | adrenergic uptake inhibitor; central nervous system stimulant; dopamine uptake inhibitor; environmental contaminant; local anaesthetic; mouse metabolite; plant metabolite; serotonin uptake inhibitor; sodium channel blocker; sympathomimetic agent; vasoconstrictor agent; xenobiotic |
gamma-sitosterol clionasterol : A member of the class of phytosterols that is poriferast-5-ene carrying a beta-hydroxy substituent at position 3. | 2.05 | 1 | 0 | 3beta-hydroxy-Delta(5)-steroid; 3beta-sterol; phytosterols | marine metabolite; plant metabolite |
elaidic acid [no description available] | 2.17 | 1 | 0 | octadec-9-enoic acid | food component |
sesquiterpenes [no description available] | 2.1 | 1 | 0 | | |
cytellin cytellin: a phytosterol preparation of mainly B-sitosterol, that was marketed by Eli Lilly to lower cholesterol 1957 to 1982 | 2.05 | 1 | 0 | | |
linoleic acid Linoleic Acid: A doubly unsaturated fatty acid, occurring widely in plant glycosides. It is an essential fatty acid in mammalian nutrition and is used in the biosynthesis of prostaglandins and cell membranes. (From Stedman, 26th ed). linoleic acid : An octadecadienoic acid in which the two double bonds are at positions 9 and 12 and have Z (cis) stereochemistry. | 2.17 | 1 | 0 | octadecadienoic acid; omega-6 fatty acid | algal metabolite; Daphnia galeata metabolite; plant metabolite |
cinnamyl acetate cinnamyl acetate: structure in first source. cinnamyl acetate : An acetate ester resulting from the formal condensation of cinnamyl alcohol with acetic acid. Found in cinnamon leaf oil. | 2.1 | 1 | 0 | acetate ester | plant metabolite |
ethyl linoleate ethyl linoleate : A long-chain fatty acid ethyl ester resulting from the formal condensation of the carboxy group of linoleic acid with the hydroxy group of ethanol. | 2.42 | 2 | 0 | long-chain fatty acid ethyl ester | anti-inflammatory agent; plant metabolite |
octadecadienoic acid octadecadienoic acid: location of unsaturation not specified. octadecadienoate : A long-chain, unsaturated fatty acid anion formed by deprotonation of the carboxy group of any octadecadienoic acid; major species at pH 7.3.. octadecadienoic acid : Any straight-chain, C18 polyunsaturated fatty acid having two C=C double bonds. | 2.17 | 1 | 0 | | |
ligustilide ligustilide: found in Umbelliferae plants; RN given refers to cpd without isomeric designation; structure in first source | 2.04 | 1 | 0 | butenolide | metabolite |
caryophyllene caryophyllene: RN given refers to cpd without isomeric designation; structure given in first source | 2.1 | 1 | 0 | | |
ethyl oleate [no description available] | 4.67 | 10 | 0 | long-chain fatty acid ethyl ester | acaricide; plant metabolite |
ethyl arachidonate ethyl arachidonate : A long-chain fatty acid ethyl ester resulting from the formal condensation of the carboxy group of arachidonic acid with the hydroxy group of ethanol. | 2.05 | 1 | 0 | long-chain fatty acid ethyl ester | human blood serum metabolite; human xenobiotic metabolite |
ethyl linolenate ethyl linolenate : A long-chain fatty acid ethyl ester resulting from the formal condensation of the carboxy group of linolenic acid with the hydroxy group of ethanol. | 2.05 | 1 | 0 | | |
beta-escin [no description available] | 2.05 | 1 | 0 | | |
alpha-synuclein alpha-Synuclein: A synuclein that is a major component of LEWY BODIES and plays a role in SYNUCLEINOPATHIES, neurodegeneration and neuroprotection. | 2.31 | 1 | 0 | | |
ethyl glucuronide ethyl glucuronide: structure given in first source; RN given refers to (BETA-D)-isomer. ethyl glucuronide : A beta-D-glucosiduronic acid that is the ethyl derivative of beta-D-glucuronic acid. | 3.03 | 4 | 0 | beta-D-glucosiduronic acid | human urinary metabolite |
stearates Stearates: Salts and esters of the 18-carbon saturated, monocarboxylic acid--stearic acid. | 5.34 | 21 | 0 | | |