Substance | Relationship Strength | Studies | Trials | Classes | Roles |
acetaldehyde Acetaldehyde: A colorless, flammable liquid used in the manufacture of acetic acid, perfumes, and flavors. It is also an intermediate in the metabolism of alcohol. It has a general narcotic action and also causes irritation of mucous membranes. Large doses may cause death from respiratory paralysis.. acetaldehyde : The aldehyde formed from acetic acid by reduction of the carboxy group. It is the most abundant carcinogen in tobacco smoke.. aldehyde : A compound RC(=O)H, in which a carbonyl group is bonded to one hydrogen atom and to one R group.. acetyl group : A group, formally derived from acetic acid by dehydroxylation, which is fundamental to the biochemistry of all forms of life. When bound to coenzyme A, it is central to the metabolism of carbohydrates and fats. | 2.41 | 1 | 0 | aldehyde | carcinogenic agent; EC 3.5.1.4 (amidase) inhibitor; electron acceptor; Escherichia coli metabolite; human metabolite; mouse metabolite; mutagen; oxidising agent; Saccharomyces cerevisiae metabolite; teratogenic agent |
benzaldehyde [no description available] | 2.46 | 2 | 0 | benzaldehydes | EC 3.1.1.3 (triacylglycerol lipase) inhibitor; EC 3.5.5.1 (nitrilase) inhibitor; flavouring agent; fragrance; odorant receptor agonist; plant metabolite |
methane Methane: The simplest saturated hydrocarbon. It is a colorless, flammable gas, slightly soluble in water. It is one of the chief constituents of natural gas and is formed in the decomposition of organic matter. (Grant & Hackh's Chemical Dictionary, 5th ed). methane : A one-carbon compound in which the carbon is attached by single bonds to four hydrogen atoms. It is a colourless, odourless, non-toxic but flammable gas (b.p. -161degreeC). | 2.05 | 1 | 0 | alkane; gas molecular entity; mononuclear parent hydride; one-carbon compound | bacterial metabolite; fossil fuel; greenhouse gas |
chlorine chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 2.06 | 1 | 0 | halide anion; monoatomic chlorine | cofactor; Escherichia coli metabolite; human metabolite |
hydrogen sulfide Hydrogen Sulfide: A flammable, poisonous gas with a characteristic odor of rotten eggs. It is used in the manufacture of chemicals, in metallurgy, and as an analytical reagent. (From Merck Index, 11th ed). hydrogen sulfide : A sulfur hydride consisting of a single sulfur atom bonded to two hydrogen atoms. A highly poisonous, flammable gas with a characteristic odour of rotten eggs, it is often produced by bacterial decomposition of organic matter in the absence of oxygen.. thiol : An organosulfur compound in which a thiol group, -SH, is attached to a carbon atom of any aliphatic or aromatic moiety. | 2.03 | 1 | 0 | gas molecular entity; hydracid; mononuclear parent hydride; sulfur hydride | Escherichia coli metabolite; genotoxin; metabolite; signalling molecule; toxin; vasodilator agent |
methanol Methanol: A colorless, flammable liquid used in the manufacture of FORMALDEHYDE and ACETIC ACID, in chemical synthesis, antifreeze, and as a solvent. Ingestion of methanol is toxic and may cause blindness.. primary alcohol : A primary alcohol is a compound in which a hydroxy group, -OH, is attached to a saturated carbon atom which has either three hydrogen atoms attached to it or only one other carbon atom and two hydrogen atoms attached to it.. methanol : The primary alcohol that is the simplest aliphatic alcohol, comprising a methyl and an alcohol group. | 1.97 | 1 | 0 | alkyl alcohol; one-carbon compound; primary alcohol; volatile organic compound | amphiprotic solvent; Escherichia coli metabolite; fuel; human metabolite; mouse metabolite; Mycoplasma genitalium metabolite |
hexadecanal [no description available] | 1.94 | 1 | 0 | 2,3-saturated fatty aldehyde; long-chain fatty aldehyde | human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
phenylacetaldehyde [no description available] | 2.41 | 1 | 0 | alpha-CH2-containing aldehyde; phenylacetaldehydes | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
toluene methylbenzene : Any alkylbenzene that is benzene substituted with one or more methyl groups. | 2.03 | 1 | 0 | methylbenzene; toluenes; volatile organic compound | cholinergic antagonist; fuel additive; neurotoxin; non-polar solvent |
lactose Lactose: A disaccharide of GLUCOSE and GALACTOSE in human and cow milk. It is used in pharmacy for tablets, in medicine as a nutrient, and in industry.. lactose : A glycosylglucose disaccharide, found most notably in milk, that consists of D-galactose and D-glucose fragments bonded through a beta-1->4 glycosidic linkage. The glucose fragment can be in either the alpha- or beta-pyranose form, whereas the galactose fragment can only have the beta-pyranose form.. beta-lactose : The beta-anomer of lactose. | 2 | 1 | 0 | lactose | |
2,2-dimethoxypropane 2,2-dimethoxypropane: dehydrating agent in electron microscopy specimen preparation; structure | 2.01 | 1 | 0 | | |
acetophenone acetophenone : A methyl ketone that is acetone in which one of the methyl groups has been replaced by a phenyl group. | 2.04 | 1 | 0 | acetophenones | animal metabolite; photosensitizing agent; xenobiotic |
3-hydroxybutanal [no description available] | 2.04 | 1 | 0 | | |
dimethoxymethane dimethoxymethane : An acetal that is the dimethyl acetal derivative of formaldehyde. | 2.01 | 1 | 0 | acetal; diether | |
cyclohexene cyclohexene : A cycloalkene that is cylohexane with a single double bond. | 2.03 | 1 | 0 | cycloalkene | |
propylene propylene: structure | 2 | 1 | 0 | alkene; gas molecular entity | refrigerant; xenobiotic |
ferric chloride ferric chloride: RN given refers to cpd with MF of Fe-Cl3; used to induce experimental arterial thrombosis to evaluate antithrombotic agents | 2.06 | 1 | 0 | iron coordination entity | astringent; Lewis acid |
dimethylacetamide hallucinogen : Drugs capable of inducing illusions, hallucinations, delusions, paranoid ideations and other alterations of mood and thinking.. N,N-dimethylacetamide : A member of the class of acetamides that is acetamide in which the hydrogens attached to the N atom have been replaced by two methyl groups respectively. Metabolite observed in cancer metabolism. | 2.06 | 1 | 0 | acetamides; monocarboxylic acid amide | human metabolite |
alkenes [no description available] | 2.39 | 2 | 0 | | |
trimethylsilyl trifluoromethanesulfonate trimethylsilyl trifluoromethanesulfonate: deprotecting cpd for peptides | 2.04 | 1 | 0 | | |
acetamidine acetamidine: bovine trypsin inhibitor; RN given refers to parent cpd; structure | 2.06 | 1 | 0 | carboxamidine | |
hydroxyl radical Hydroxyl Radical: The univalent radical OH. Hydroxyl radical is a potent oxidizing agent. | 2.03 | 1 | 0 | oxygen hydride; oxygen radical; reactive oxygen species | |
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. | 2.17 | 1 | 0 | octadec-9-enoic acid | antioxidant; Daphnia galeata metabolite; EC 3.1.1.1 (carboxylesterase) inhibitor; Escherichia coli metabolite; mouse metabolite; plant metabolite; solvent |
glycosides [no description available] | 2.06 | 1 | 0 | | |
2-pentylcinnamaldehyde 2-pentylcinnamaldehyde: jasmine-like odor, widely used synthetic fragrance & suspected allergen; structure given in first source | 2.31 | 1 | 0 | cinnamaldehydes | |
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. | 2.17 | 1 | 0 | linolenic acid; omega-3 fatty acid | micronutrient; mouse metabolite; nutraceutical |
4-hydroxy-2-nonenal 4-hydroxy-2-nonenal: cytotoxic product from peroxidation of liver microsomal lipids; RN given refers to cpd without isomeric designation. 4-hydroxynon-2-enal : An enal consisting of non-2-ene having an oxo group at the 1-position and a hydroxy group at the 4-position.. 4-hydroxynonenal : A monounsaturated fatty aldehyde that is nonanal that has undergone dehydrogenation to introduce a double bond at any position in the aliphatic chain and in which a hydrogen at position 4 has been replaced by a hydroxy group. | 2.41 | 2 | 0 | 4-hydroxynon-2-enal; 4-hydroxynonenal | |
malealdehyde malealdehyde: RN given refers to cpd without isomeric designation; fumaraldehyde refers to (E)-isomer | 1.99 | 1 | 0 | but-2-enedial | |
scyphostatin scyphostatin: a neutral sphingomyelinase inhibitor isolated from Trichopeziza mollissima; structure in first source | 2.03 | 1 | 0 | cyclohexenones | |
phosphatidylcholines Phosphatidylcholines: Derivatives of PHOSPHATIDIC ACIDS in which the phosphoric acid is bound in ester linkage to a CHOLINE moiety. | 2.46 | 2 | 0 | 1,2-diacyl-sn-glycero-3-phosphocholine | |