Substance | Relationship Strength | Studies | Trials | Classes | Roles |
adipic acid adipic acid : An alpha,omega-dicarboxylic acid that is the 1,4-dicarboxy derivative of butane. | 2 | 1 | 0 | alpha,omega-dicarboxylic acid; dicarboxylic fatty acid | food acidity regulator; human xenobiotic metabolite |
ammonium hydroxide azane : Saturated acyclic nitrogen hydrides having the general formula NnHn+2. | 2.11 | 1 | 0 | azane; gas molecular entity; mononuclear parent hydride | EC 3.5.1.4 (amidase) inhibitor; metabolite; mouse metabolite; neurotoxin; NMR chemical shift reference compound; nucleophilic reagent; refrigerant |
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). | 2.06 | 1 | 0 | alkane; gas molecular entity; mononuclear parent hydride; one-carbon compound | bacterial metabolite; fossil fuel; greenhouse gas |
hydrochloric acid Hydrochloric Acid: A strong corrosive acid that is commonly used as a laboratory reagent. It is formed by dissolving hydrogen chloride in water. GASTRIC ACID is the hydrochloric acid component of GASTRIC JUICE.. hydrogen chloride : A mononuclear parent hydride consisting of covalently bonded hydrogen and chlorine atoms. | 2.11 | 1 | 0 | chlorine molecular entity; gas molecular entity; hydrogen halide; mononuclear parent hydride | mouse metabolite |
nitrites Nitrites: Salts of nitrous acid or compounds containing the group NO2-. The inorganic nitrites of the type MNO2 (where M=metal) are all insoluble, except the alkali nitrites. The organic nitrites may be isomeric, but not identical with the corresponding nitro compounds. (Grant & Hackh's Chemical Dictionary, 5th ed) | 2.05 | 1 | 0 | monovalent inorganic anion; nitrogen oxoanion; reactive nitrogen species | human metabolite |
succinic acid Succinic Acid: A water-soluble, colorless crystal with an acid taste that is used as a chemical intermediate, in medicine, the manufacture of lacquers, and to make perfume esters. It is also used in foods as a sequestrant, buffer, and a neutralizing agent. (Hawley's Condensed Chemical Dictionary, 12th ed, p1099; McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed, p1851). succinic acid : An alpha,omega-dicarboxylic acid resulting from the formal oxidation of each of the terminal methyl groups of butane to the corresponding carboxy group. It is an intermediate metabolite in the citric acid cycle. | 2 | 1 | 0 | alpha,omega-dicarboxylic acid; C4-dicarboxylic acid | anti-ulcer drug; fundamental metabolite; micronutrient; nutraceutical; radiation protective agent |
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. | 2.03 | 1 | 0 | acetohydroxamic acids; carbohydroximic acid | algal metabolite; EC 3.5.1.5 (urease) inhibitor |
ethoxyresorufin ethoxyresorufin: structure | 2.1 | 1 | 0 | phenoxazine | |
nitroglycerin Nitroglycerin: A volatile vasodilator which relieves ANGINA PECTORIS by stimulating GUANYLATE CYCLASE and lowering cytosolic calcium. It is also sometimes used for TOCOLYSIS and explosives.. nitroglycerol : A nitrate ester that is glycerol in which nitro group(s) replace the hydrogen(s) attached to one or more of the hydroxy groups.. nitroglycerin : A nitroglycerol that is glycerol in which the hydrogen atoms of all three hydroxy groups are replaced by nitro groups. It acts as a prodrug, releasing nitric oxide to open blood vessels and so alleviate heart pain. | 2.42 | 2 | 0 | nitroglycerol | explosive; muscle relaxant; nitric oxide donor; prodrug; tocolytic agent; vasodilator agent; xenobiotic |
thymidine [no description available] | 2 | 1 | 0 | pyrimidine 2'-deoxyribonucleoside | Escherichia coli metabolite; human metabolite; metabolite; mouse metabolite |
pentolinium tartrate Pentolinium Tartrate: A nicotinic antagonist that has been used as a ganglionic blocking agent in hypertension.. pentolinium tartrate : The bitartrate salt of pentolinium. | 2.03 | 1 | 0 | tartrate salt | antihypertensive agent |
cordycepin [no description available] | 2 | 1 | 0 | 3'-deoxyribonucleoside; adenosines | antimetabolite; nucleoside antibiotic |
methylene chloride Methylene Chloride: A chlorinated hydrocarbon that has been used as an inhalation anesthetic and acts as a narcotic in high concentrations. Its primary use is as a solvent in manufacturing and food technology.. dichloromethane : A member of the class of chloromethanes that is methane in which two of the hydrogens have been replaced by chlorine. A dense, non-flammible colourless liquid at room temperature (b.p. 40degreeC, d = 1.33) which is immiscible with water, it is widely used as a solvent, a paint stripper, and for the removal of caffeine from coffee and tea. | 2.06 | 1 | 0 | chloromethanes; volatile organic compound | carcinogenic agent; polar aprotic solvent; refrigerant |
nitromethane nitromethane: structure. nitromethane : A primary nitroalkane that is methane in which one of the hydrogens is replace by a nitro group. A polar solvent (b.p. 101 degreeC), it is an important starting material in organic synthesis. It is also used as a fuel for rockets and radio-controlled models. | 2.06 | 1 | 0 | primary nitroalkane; volatile organic compound | EC 4.3.1.3 (histidine ammonia-lyase) inhibitor; explosive; NMR chemical shift reference compound; polar aprotic solvent |
tropine [no description available] | 2 | 1 | 0 | | |
isoxazoles Isoxazoles: Azoles with an OXYGEN and a NITROGEN next to each other at the 1,2 positions, in contrast to OXAZOLES that have nitrogens at the 1,3 positions.. isoxazole : A monocyclic heteroarene with a structure consisting of a 5-membered ring containing three carbon atoms and an oxygen and nitrogen atom adjacent to each other. It is the parent of the class of isoxazoles.. isoxazoles : Oxazoles in which the N and O atoms are adjacent. | 7.1 | 1 | 0 | isoxazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
5-nitrobarbituric acid [no description available] | 2 | 1 | 0 | | |
formamidoxime formamidoxime: structure | 2.51 | 2 | 0 | | |
deoxyuridine [no description available] | 2 | 1 | 0 | pyrimidine 2'-deoxyribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae 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. | 6.93 | 1 | 0 | elemental manganese; manganese group element atom | Escherichia coli metabolite; micronutrient |
argon Argon: A noble gas with the atomic symbol Ar, atomic number 18, and atomic weight 39.948. It is used in fluorescent tubes and wherever an inert atmosphere is desired and nitrogen cannot be used. | 7.48 | 2 | 0 | monoatomic argon; noble gas atom; p-block element atom | food packaging gas; neuroprotective agent |
nitrous acid Nitrous Acid: Nitrous acid (HNO2). A weak acid that exists only in solution. It can form water-soluble nitrites and stable esters. (From Merck Index, 11th ed) | 7.05 | 1 | 0 | nitrogen oxoacid | |
ng-nitroarginine methyl ester NG-Nitroarginine Methyl Ester: A non-selective inhibitor of nitric oxide synthase. It has been used experimentally to induce hypertension. | 2.03 | 1 | 0 | alpha-amino acid ester; L-arginine derivative; methyl ester; N-nitro compound | EC 1.14.13.39 (nitric oxide synthase) inhibitor |
nebularine nebularine: structure. nebularine : A purine ribonucleoside that is 9H-purine attached to a beta-D-ribofuranosyl residue at position 9 via a glycosidic (N-glycosyl) linkage. | 2 | 1 | 0 | purine ribonucleoside; purines D-ribonucleoside | fungal metabolite |
5-nitrouracil 5-nitrouracil: prevents thymidine degradation. 5-nitrouracil : A C-nitro compound consisting of uracil having a nitro group at the 5-position. | 2 | 1 | 0 | C-nitro compound | |
5-methylcytidine [no description available] | 2 | 1 | 0 | methylcytidine | |
4,4'-azobis(phenol) 4,4'-azobis(phenol): isolated from fungus Agaricus xanthodermus; structure given in first source | 2 | 1 | 0 | | |
2-phenyl-4,4,5,5-tetramethylimidazoline-1-oxyl-3-oxide 2-phenyl-4,4,5,5-tetramethylimidazoline-1-oxyl-3-oxide: partial structure given in first source; endothelium-derived relaxing factor antagonist | 2.02 | 1 | 0 | | |
7-hydroxycoumarin 7-oxycoumarin: derivatives have anti-oxidant properties. umbelliferone : A hydroxycoumarin that is coumarin substituted by a hydroxy group ay position 7. | 2 | 1 | 0 | hydroxycoumarin | fluorescent probe; food component; plant metabolite |
acetaldehyde oxime acetaldehyde oxime: structure. (E)-acetaldehyde oxime : The (E)-stereoisomer of acetaldehyde oxime.. acetaldehyde oxime : An aldoxime derived from acetaldehyde. | 2.03 | 1 | 0 | acetaldehyde oxime | |
nitrofurantoin Nitrofurantoin: A urinary anti-infective agent effective against most gram-positive and gram-negative organisms. Although sulfonamides and antibiotics are usually the agents of choice for urinary tract infections, nitrofurantoin is widely used for prophylaxis and long-term suppression.. nitrofurantoin : An imidazolidine-2,4-dione that is hydantoin substituted at position 1 by a [(5-nitro-2-furyl)methylene]amino group. An antibiotic that damages bacterial DNA. | 2 | 1 | 0 | imidazolidine-2,4-dione; nitrofuran antibiotic; organonitrogen heterocyclic antibiotic; organooxygen heterocyclic antibiotic | antibacterial drug; antiinfective agent; hepatotoxic agent |
inosine [no description available] | 2 | 1 | 0 | inosines; purines D-ribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |