Substance | Relationship Strength | Studies | Trials | Classes | Roles |
formic acid formic acid: RN given refers to parent cpd. formic acid : The simplest carboxylic acid, containing a single carbon. Occurs naturally in various sources including the venom of bee and ant stings, and is a useful organic synthetic reagent. Principally used as a preservative and antibacterial agent in livestock feed. Induces severe metabolic acidosis and ocular injury in human subjects. | 2.03 | 1 | 0 | monocarboxylic acid | antibacterial agent; astringent; metabolite; protic solvent; solvent |
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). | 2.72 | 3 | 0 | alkane; gas molecular entity; mononuclear parent hydride; one-carbon compound | bacterial metabolite; fossil fuel; greenhouse gas |
2-butynedioic acid 2-butynedioic acid: RN given refers to parent cpd. butynedioic acid : An acetylenic compound that is acetylene in which the hydrogens are replaced by carboxy groups. | 2.15 | 1 | 0 | acetylenic compound; C4-dicarboxylic acid | |
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. | 2.03 | 1 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
pteridines [no description available] | 2.43 | 2 | 0 | azaarene; mancude organic heterobicyclic parent; ortho-fused heteroarene; pteridines | |
acetohydroxamic acid acetohydroxamic acid: urease inhibitor. oxime : Compounds of structure R2C=NOH derived from condensation of aldehydes or ketones with hydroxylamine. Oximes from aldehydes may be called aldoximes; those from ketones may be called ketoximes.. N-hydroxyacetimidic acid : A carbohydroximic acid consisting of acetimidic acid having a hydroxy group attached to the imide nitrogen.. acetohydroxamic acid : A member of the class of acetohydroxamic acids that is acetamide in which one of the amino hydrogens has been replaced by a hydroxy group. | 2.15 | 1 | 0 | acetohydroxamic acids; carbohydroximic acid | algal metabolite; EC 3.5.1.5 (urease) inhibitor |
benzyl isothiocyanate benzyl isothiocyanate: inhibits carcinogen-induced neoplasia; structure in Negwer, 5th ed, #715; also promotes urinary bladder carcinoma | 2.17 | 1 | 0 | benzenes; isothiocyanate | antibacterial drug |
phenacyl bromide phenacyl bromide: structure. phenacyl bromide : An alpha-bromoketone that is acetophenone substituted by a bromo group at position 2. | 2.17 | 1 | 0 | acetophenones; alpha-bromoketone | metabolite |
phenylisothiocyanate phenylisothiocyanate: structure. phenyl isothiocyanate : An isothiocyanate having a phenyl group attached to the nitrogen; used for amino acid sequencing in the Edman degradation. | 2.17 | 1 | 0 | isothiocyanate | allergen; reagent |
4-methylbenzenethiol 4-methylbenzenethiol: structure in first source | 2.17 | 1 | 0 | | |
hydantoins Hydantoins: Compounds based on imidazolidine dione. Some derivatives are ANTICONVULSANTS.. imidazolidine-2,4-dione : An imidazolidinone with oxo groups at position 2 and 4. | 2.02 | 1 | 0 | imidazolidine-2,4-dione | |
propiolic acid propiolic acid: RN given refers to parent cpd; structure. propynoic acid : A terminal acetylenic compound that is a 3-carbon, straight-chain, monounsaturated fatty acid having one acetylenic bond. | 2.96 | 4 | 0 | acetylenic fatty acid; alpha,beta-unsaturated monocarboxylic acid; monounsaturated fatty acid; short-chain fatty acid; terminal acetylenic compound | xenobiotic metabolite |
lumazine lumazine: structure. 2,4-dihydroxypteridine : Any dihydroxypteridine in which the two hydroxy substituents are located at positions 2 and 4.. lumazine : A 2,4-dihydroxypteridine. | 2.43 | 2 | 0 | 2,4-dihydroxypteridine | |
2-chloroacetanilide [no description available] | 2.17 | 1 | 0 | | |
acetylenedicarboxylic acid dimethyl ester acetylenedicarboxylic acid dimethyl ester: inhibitor of oxidative phosphorylation | 2.15 | 1 | 0 | | |
cyclopentenone 2-cyclopenten-1-one : An enone that is cyclopentanone having a C=C double bond at position 2. | 2.15 | 1 | 0 | alicyclic ketone; enone | Hsp70 inducer |
2-cyclohexen-1-one 2-cyclohexen-1-one: RN given refers to unlabeled cpd with specified locant for double bond. cyclohexenone : The parent compound of the cyclohexenones, composed of cyclohexanone having one double bond in the ring.. cyclohex-2-enone : A cyclohexenone having its C=C double bond at the 2-position. | 2.15 | 1 | 0 | cyclohexenone | |
tri-n-butylphosphine [no description available] | 2.02 | 1 | 0 | | |
1,2-benzisothiazoline-3-one 1,2-benzisothiazoline-3-one: a preservative in water-based solutions such as paints, cutting fluids, printing inks, cleaning agents, polyvinyl chloride gloves, etc.. benzo[d]isothiazol-3-one : An organic heterobicyclic compound based on a fused 1,2-thiazole and benzene bicyclic ring skeleton, with the S atom positioned adjacent to one of the positions of ring fusion. | 2.17 | 1 | 0 | organic heterobicyclic compound; organonitrogen heterocyclic compound | disinfectant; drug allergen; environmental contaminant; platelet aggregation inhibitor; sensitiser; xenobiotic |
phosphine phosphane : The simplest phosphine, consisting of a single phosphorus atom with three hydrogens attached.. phosphine : Phosphane (PH3) and compounds derived from it by substituting one, two or three hydrogen atoms by hydrocarbyl groups: RPH2, R2PH, R3P (R =/= H) are called primary, secondary and tertiary phosphines, respectively. A specific phosphine is preferably named as a substituted phosphane. | 2.02 | 1 | 0 | mononuclear parent hydride; phosphanes; phosphine | carcinogenic agent; fumigant insecticide |
3-butenoic acid but-3-enoic acid : That isomer of butenoic acid having the double bond at position C-3. | 2.03 | 1 | 0 | butenoic acid | |
2-bromoethanesulfonic acid 2-bromoethanesulfonic acid: RN given refers to parent cpd; a methanogenic inhibitor | 2.02 | 1 | 0 | | |
2-bromo-4'-nitroacetophenone [no description available] | 2.17 | 1 | 0 | | |
2-butynoic acid [no description available] | 2.15 | 1 | 0 | | |
phenylpropiolic acid phenylpropiolic acid: structure. phenylpropiolic acid : An acetylenic compound that is propynoic acid in which the acetylenic hydrogen is replaced by a phenyl group. | 2.15 | 1 | 0 | acetylenic compound; alpha,beta-unsaturated monocarboxylic acid; benzenes | |
n-benzylmaleimide [no description available] | 2.17 | 1 | 0 | | |
phenyl vinyl sulfone phenyl vinyl sulfone: RN and structure in first source | 2.17 | 1 | 0 | | |
ethylphenylpropiolate ethylphenylpropiolate: structure | 2.57 | 2 | 0 | | |
hydantocidin hydantocidin: structure given in first source; from Streptomyces hydroscopicus | 2.02 | 1 | 0 | | |
aconitic acid trans-aconitic acid : The trans-isomer of aconitic acid. | 2.15 | 1 | 0 | aconitic acid | fundamental metabolite |
maleic acid maleic acid: RN given refers to parent cpd(Z)-isomer which is maleic acid; all RR's given refer to (Z)-isomer; (E)-isomer is fumaric acid. maleic acid : A butenedioic acid in which the double bond has cis- (Z)-configuration. | 2.15 | 1 | 0 | butenedioic acid | algal metabolite; mouse metabolite; plant metabolite |
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 | 2.15 | 1 | 0 | cinnamic acid | plant metabolite |
fumaric acid fumaric acid: see also record for ferrous fumarate; use FUMARATES for general fumaric acid esters. fumaric acid : A butenedioic acid in which the C=C double bond has E geometry. It is an intermediate metabolite in the citric acid cycle. | 2.15 | 1 | 0 | butenedioic acid | food acidity regulator; fundamental metabolite; geroprotector |
fosfomycin Fosfomycin: An antibiotic produced by Streptomyces fradiae.. fosfomycin : A phosphonic acid having an (R,S)-1,2-epoxypropyl group attached to phosphorus. | 2.17 | 1 | 0 | epoxide; phosphonic acids | antimicrobial agent; EC 2.5.1.7 (UDP-N-acetylglucosamine 1-carboxyvinyltransferase) inhibitor |
dimethyl fumarate [no description available] | 2.57 | 2 | 0 | diester; enoate ester; methyl ester | antipsoriatic; immunomodulator |
ethyl cinnamate ethyl cinnamate: a pine weevil antifeedant; structure in first source | 2.15 | 1 | 0 | alkyl cinnamate; ethyl ester | |
crotononitrile crotononitrile: RN given refers to cpd without isomeric designation | 2.17 | 1 | 0 | nitrile | |
diethyl fumarate diethyl fumarate : A dieter obtained by the formal condensation of fumaric acid with ethanol. | 2.15 | 1 | 0 | diester | metabolite |
3-(4-methylbenzoyl)acrylic acid [no description available] | 2.15 | 1 | 0 | carbonyl compound | |
3-bromopropanesulfonate [no description available] | 2.02 | 1 | 0 | | |
dimethyl maleate dimethyl maleate: structure. dimethyl maleate : A maleate ester resulting from the formal condensation of both carboxy groups of maleic acid with methanol. It is commonly used as a dienophile for Diels-Alder-type cycloaddition reactions in organic synthesis. | 2.15 | 1 | 0 | diester; maleate ester; methyl ester | |
ethyl fumarate [no description available] | 2.15 | 1 | 0 | | |