Substance | Relationship Strength | Studies | Trials | Classes | Roles |
dinitrochlorobenzene Dinitrochlorobenzene: A skin irritant that may cause dermatitis of both primary and allergic types. Contact sensitization with DNCB has been used as a measure of cellular immunity. DNCB is also used as a reagent for the detection and determination of pyridine compounds.. 1-chloro-2,4-dinitrobenzene : A C-nitro compound that is chlorobenzene carrying a nitro substituent at each of the 2- and 4-positions. | 2 | 1 | 0 | C-nitro compound; monochlorobenzenes | allergen; epitope; sensitiser |
gamma-aminobutyric acid gamma-Aminobutyric Acid: The most common inhibitory neurotransmitter in the central nervous system.. gamma-aminobutyric acid : A gamma-amino acid that is butanoic acid with the amino substituent located at C-4. | 2.71 | 3 | 0 | amino acid zwitterion; gamma-amino acid; monocarboxylic acid | human metabolite; neurotransmitter; Saccharomyces cerevisiae metabolite; signalling molecule |
acetic acid Acetic Acid: Product of the oxidation of ethanol and of the destructive distillation of wood. It is used locally, occasionally internally, as a counterirritant and also as a reagent. (Stedman, 26th ed). acetic acid : A simple monocarboxylic acid containing two carbons. | 2.44 | 2 | 0 | monocarboxylic acid | antimicrobial food preservative; Daphnia magna metabolite; food acidity regulator; protic solvent |
acetone methyl ketone : A ketone of formula RC(=O)CH3 (R =/= H). | 2.48 | 2 | 0 | ketone body; methyl ketone; propanones; volatile organic compound | EC 3.5.1.4 (amidase) inhibitor; human metabolite; polar aprotic solvent |
ammonium hydroxide azane : Saturated acyclic nitrogen hydrides having the general formula NnHn+2. | 2.46 | 2 | 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 |
betaine glycine betaine : The amino acid betaine derived from glycine. | 8.86 | 2 | 1 | amino-acid betaine; glycine derivative | fundamental metabolite |
bromide Bromides: Salts of hydrobromic acid, HBr, with the bromine atom in the 1- oxidation state. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed) | 2.02 | 1 | 0 | halide anion; monoatomic bromine | |
carbamates [no description available] | 4 | 14 | 0 | amino-acid anion | |
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). | 7.76 | 3 | 0 | alkane; gas molecular entity; mononuclear parent hydride; one-carbon compound | bacterial metabolite; fossil fuel; greenhouse gas |
chlordecone [no description available] | 3.26 | 6 | 0 | cyclic ketone; organochlorine compound | insecticide; persistent organic pollutant |
choline [no description available] | 4.1 | 3 | 1 | cholines | allergen; Daphnia magna metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; neurotransmitter; nutrient; plant metabolite; Saccharomyces cerevisiae metabolite |
citric acid, anhydrous Citric Acid: A key intermediate in metabolism. It is an acid compound found in citrus fruits. The salts of citric acid (citrates) can be used as anticoagulants due to their calcium chelating ability.. citric acid : A tricarboxylic acid that is propane-1,2,3-tricarboxylic acid bearing a hydroxy substituent at position 2. It is an important metabolite in the pathway of all aerobic organisms. | 2.04 | 1 | 0 | tricarboxylic acid | antimicrobial agent; chelator; food acidity regulator; fundamental metabolite |
chlorine chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 3.25 | 6 | 0 | halide anion; monoatomic chlorine | cofactor; Escherichia coli metabolite; human metabolite |
salicylic acid Scalp: The outer covering of the calvaria. It is composed of several layers: SKIN; subcutaneous connective tissue; the occipitofrontal muscle which includes the tendinous galea aponeurotica; loose connective tissue; and the pericranium (the PERIOSTEUM of the SKULL). | 2.08 | 1 | 0 | monohydroxybenzoic acid | algal metabolite; antifungal agent; antiinfective agent; EC 1.11.1.11 (L-ascorbate peroxidase) inhibitor; keratolytic drug; plant hormone; 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. | 2.02 | 1 | 0 | alkane | xenobiotic |
3-hydroxybutyric acid 3-Hydroxybutyric Acid: BUTYRIC ACID substituted in the beta or 3 position. It is one of the ketone bodies produced in the liver.. 3-hydroxybutyric acid : A straight-chain 3-hydroxy monocarboxylic acid comprising a butyric acid core with a single hydroxy substituent in the 3- position; a ketone body whose levels are raised during ketosis, used as an energy source by the brain during fasting in humans. Also used to synthesise biodegradable plastics. | 1.96 | 1 | 0 | (omega-1)-hydroxy fatty acid; 3-hydroxy monocarboxylic acid; hydroxybutyric acid | human metabolite |
dibenzofuran Dibenzofurans: Compounds that include the structure of dibenzofuran.. dibenzofurans : Any organic heterotricyclic compound based on a dibenzofuran skeleton and its substituted derivatives thereof.. dibenzofuran : A mancude organic heterotricyclic parent that consists of a furan ring flanked by two benzene rings ortho-fused across the 2,3- and 4,5-positions. | 7.13 | 1 | 0 | dibenzofurans; mancude organic heterotricyclic parent; polycyclic heteroarene | xenobiotic |
lactic acid Lactic Acid: A normal intermediate in the fermentation (oxidation, metabolism) of sugar. The concentrated form is used internally to prevent gastrointestinal fermentation. (From Stedman, 26th ed). 2-hydroxypropanoic acid : A 2-hydroxy monocarboxylic acid that is propanoic acid in which one of the alpha-hydrogens is replaced by a hydroxy group. | 2.89 | 4 | 0 | 2-hydroxy monocarboxylic acid | algal metabolite; Daphnia magna metabolite |
dimethylamine [no description available] | 2.07 | 1 | 0 | methylamines; secondary aliphatic amine | metabolite |
dimethyl sulfoxide Dimethyl Sulfoxide: A highly polar organic liquid, that is used widely as a chemical solvent. Because of its ability to penetrate biological membranes, it is used as a vehicle for topical application of pharmaceuticals. It is also used to protect tissue during CRYOPRESERVATION. Dimethyl sulfoxide shows a range of pharmacological activity including analgesia and anti-inflammation.. dimethyl sulfoxide : A 2-carbon sulfoxide in which the sulfur atom has two methyl substituents. | 1.96 | 1 | 0 | sulfoxide; volatile organic compound | alkylating agent; antidote; Escherichia coli metabolite; geroprotector; MRI contrast agent; non-narcotic analgesic; polar aprotic solvent; radical scavenger |
hexachlorocyclohexane Lindane: An organochlorine insecticide made up of greater than 99% gamma-Hexachlorocyclohexane. It has been used as a pediculicide and scabicide, and shown to cause cancer.. beta-hexachlorocyclohexane : The beta-isomer of hexachlorocyclohexane. | 5.84 | 27 | 0 | chlorocyclohexane | |
glycine [no description available] | 3.8 | 10 | 0 | alpha-amino acid; amino acid zwitterion; proteinogenic amino acid; serine family amino acid | EC 2.1.2.1 (glycine hydroxymethyltransferase) inhibitor; fundamental metabolite; hepatoprotective agent; micronutrient; neurotransmitter; NMDA receptor agonist; nutraceutical |
glycerol Moon: The natural satellite of the planet Earth. It includes the lunar cycles or phases, the lunar month, lunar landscapes, geography, and soil. | 1.97 | 1 | 0 | alditol; triol | algal metabolite; detergent; Escherichia coli metabolite; geroprotector; human metabolite; mouse metabolite; osmolyte; Saccharomyces cerevisiae metabolite; solvent |
hydrogen cyanide Hydrogen Cyanide: Hydrogen cyanide (HCN); A toxic liquid or colorless gas. It is found in the smoke of various tobacco products and released by combustion of nitrogen-containing organic materials.. hydrogen cyanide : A one-carbon compound consisting of a methine group triple bonded to a nitrogen atom | 2.15 | 1 | 0 | hydracid; one-carbon compound | Escherichia coli metabolite; human metabolite; poison |
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. | 1.96 | 1 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
indoleacetic acid indoleacetic acid: RN given refers to unlabeled parent cpd; structure in Merck Index, 9th ed, #4841. auxin : Any of a group of compounds, both naturally occurring and synthetic, that induce cell elongation in plant stems (from Greek alphaupsilonxialphanuomega, "to grow").. indole-3-acetic acid : A monocarboxylic acid that is acetic acid in which one of the methyl hydrogens has been replaced by a 1H-indol-3-yl group. | 2.79 | 3 | 0 | indole-3-acetic acids; monocarboxylic acid | auxin; human metabolite; mouse metabolite; plant hormone; plant metabolite |
thioctic acid Thioctic Acid: An octanoic acid bridged with two sulfurs so that it is sometimes also called a pentanoic acid in some naming schemes. It is biosynthesized by cleavage of LINOLEIC ACID and is a coenzyme of oxoglutarate dehydrogenase (KETOGLUTARATE DEHYDROGENASE COMPLEX). It is used in DIETARY SUPPLEMENTS. | 2.1 | 1 | 0 | dithiolanes; heterocyclic fatty acid; thia fatty acid | fundamental metabolite; geroprotector |
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. | 2.01 | 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 |
inositol Inositol: An isomer of glucose that has traditionally been considered to be a B vitamin although it has an uncertain status as a vitamin and a deficiency syndrome has not been identified in man. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1379) Inositol phospholipids are important in signal transduction.. inositol : Any cyclohexane-1,2,3,4,5,6-hexol.. 1D-chiro-inositol : Belonging to the inositol family of compounds, D-chiro-inositol (DCI) is an isomer of glucose. It is an important secondary messenger in insulin signal transduction.. muco-inositol : An inositol that is cyclohexane-1,2,3,4,5,6-hexol having a (1R,2R,3r,4R,5S,6r)-configuration. | 2.25 | 1 | 0 | cyclitol; hexol | |
naphthalene [no description available] | 1.99 | 1 | 0 | naphthalenes; ortho-fused bicyclic arene | apoptosis inhibitor; carcinogenic agent; environmental contaminant; mouse metabolite; plant metabolite; volatile oil component |
nitrates Nitrates: Inorganic or organic salts and esters of nitric acid. These compounds contain the NO3- radical. | 7.7 | 3 | 0 | monovalent inorganic anion; nitrogen oxoanion; reactive nitrogen species | |
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) | 1.98 | 1 | 0 | monovalent inorganic anion; nitrogen oxoanion; reactive nitrogen species | human metabolite |
parathion [no description available] | 4.03 | 15 | 0 | C-nitro compound; organic thiophosphate; organothiophosphate insecticide | acaricide; agrochemical; avicide; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; mouse metabolite |
pentachlorophenol PENTA: structure given in first source | 2.39 | 2 | 0 | aromatic fungicide; chlorophenol; organochlorine pesticide; pentachlorobenzenes | human xenobiotic metabolite |
phenanthrene phenanthrene : A polycyclic aromatic hydrocarbon composed of three fused benzene rings which takes its name from the two terms 'phenyl' and 'anthracene.' | 2.57 | 2 | 0 | ortho-fused polycyclic arene; ortho-fused tricyclic hydrocarbon; phenanthrenes | environmental contaminant; mouse metabolite |
phosphorylcholine Phosphorylcholine: Calcium and magnesium salts used therapeutically in hepatobiliary dysfunction.. phosphocholine : The phosphate of choline; and the parent compound of the phosphocholine family. | 1.97 | 1 | 0 | phosphocholines | allergen; epitope; hapten; human metabolite; mouse metabolite |
pyridoxine 4,5-bis(hydroxymethyl)-2-methylpyridin-3-ol: structure in first source. vitamin B6 : Any member of the group of pyridines that exhibit biological activity against vitamin B6 deficiency. Vitamin B6 deficiency is associated with microcytic anemia, electroencephalographic abnormalities, dermatitis with cheilosis (scaling on the lips and cracks at the corners of the mouth) and glossitis (swollen tongue), depression and confusion, and weakened immune function. Vitamin B6 consists of the vitamers pyridoxine, pyridoxal, and pyridoxamine and their respective 5'-phosphate esters (and includes their corresponding ionized and salt forms). | 2.53 | 2 | 0 | hydroxymethylpyridine; methylpyridines; monohydroxypyridine; vitamin B6 | cofactor; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
pyruvic acid Pyruvic Acid: An intermediate compound in the metabolism of carbohydrates, proteins, and fats. In thiamine deficiency, its oxidation is retarded and it accumulates in the tissues, especially in nervous structures. (From Stedman, 26th ed). pyruvic acid : A 2-oxo monocarboxylic acid that is the 2-keto derivative of propionic acid. It is a metabolite obtained during glycolysis. | 2.37 | 2 | 0 | 2-oxo monocarboxylic acid | cofactor; fundamental 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. | 1.96 | 1 | 0 | alpha,omega-dicarboxylic acid; C4-dicarboxylic acid | anti-ulcer drug; fundamental metabolite; micronutrient; nutraceutical; radiation protective agent |
taurine [no description available] | 7.1 | 1 | 0 | amino sulfonic acid; zwitterion | antioxidant; Escherichia coli metabolite; glycine receptor agonist; human metabolite; mouse metabolite; nutrient; radical scavenger; Saccharomyces cerevisiae metabolite |
toluene methylbenzene : Any alkylbenzene that is benzene substituted with one or more methyl groups. | 2.17 | 1 | 0 | methylbenzene; toluenes; volatile organic compound | cholinergic antagonist; fuel additive; neurotoxin; non-polar solvent |
urea pseudourea: clinical use; structure. isourea : A carboximidic acid that is the imidic acid tautomer of urea, H2NC(=NH)OH, and its hydrocarbyl derivatives. | 2.51 | 2 | 0 | isourea; monocarboxylic acid amide; one-carbon compound | Daphnia magna metabolite; Escherichia coli metabolite; fertilizer; flour treatment agent; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
vanillin Vanilla: A plant genus of the family ORCHIDACEAE that is the source of the familiar flavoring used in foods and medicines (FLAVORING AGENTS). | 2.02 | 1 | 0 | benzaldehydes; monomethoxybenzene; phenols | anti-inflammatory agent; anticonvulsant; antioxidant; flavouring agent; plant metabolite |
1,2-dimethylhydrazine 1,2-Dimethylhydrazine: A DNA alkylating agent that has been shown to be a potent carcinogen and is widely used to induce colon tumors in experimental animals.. 1,2-dimethylhydrazine : A member of the class of hydrazines that is hydrazine in which one of the hydrogens attached to each nitrogen is replaced by a methyl group. A powerful DNA alkylating agent and carcinogen, it is used to induce colon cancer in laboratory rats and mice. | 2.13 | 1 | 0 | hydrazines | alkylating agent; carcinogenic agent |
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. | 2.41 | 2 | 0 | aminonaphthalene; naphthalenesulfonic acid | fluorescent probe |
2,4,5-trichlorophenoxyacetic acid 2,4,5-Trichlorophenoxyacetic Acid: An herbicide with strong irritant properties. Use of this compound on rice fields, orchards, sugarcane, rangeland, and other noncrop sites was terminated by the EPA in 1985. (From Merck Index, 11th ed). (2,4,5-trichlorophenoxy)acetic acid : A chlorophenoxyacetic acid that is phenoxyacetic acid in which the ring hydrogens at postions 2, 4 and 5 are substituted by chlorines. | 2.37 | 2 | 0 | chlorophenoxyacetic acid; trichlorobenzene | defoliant; phenoxy herbicide; synthetic auxin |
2,4-dichlorophenoxyacetic acid 2,4-Dichlorophenoxyacetic Acid: An herbicide with irritant effects on the eye and the gastrointestinal system.. 2,4-D : A chlorophenoxyacetic acid that is phenoxyacetic acid in which the ring hydrogens at postions 2 and 4 are substituted by chlorines. | 2.94 | 4 | 0 | chlorophenoxyacetic acid; dichlorobenzene | agrochemical; defoliant; EC 1.1.1.25 (shikimate dehydrogenase) inhibitor; environmental contaminant; phenoxy herbicide; synthetic auxin |
amitrole Amitrole: A non-selective post-emergence, translocated herbicide. According to the Seventh Annual Report on Carcinogens (PB95-109781, 1994) this substance may reasonably be anticipated to be a carcinogen. (From Merck Index, 12th ed) It is an irreversible inhibitor of CATALASE, and thus impairs activity of peroxisomes.. amitrole : A member of the class of triazoles that is 1H-1,2,4-triazole substituted by an amino group at position 3. Used to control annual grasses and aquatic weeds (but not on food crops because it causes cancer in laboratory animals). Its use within the EU was banned from September 2017 on the grounds of potential groundwater contamination and risks to aquatic life; there have also been concerns about its endocrine-disrupting properties. | 2.01 | 1 | 0 | aromatic amine; triazoles | carotenoid biosynthesis inhibitor; EC 1.11.1.6 (catalase) inhibitor; herbicide |
4-nonylphenol 4-nonylphenol: structure in first source; see also record for nonylphenol. 4-nonylphenol : A member of the class of phenols that is phenol which is para-substituted with a nonyl group. | 2.42 | 2 | 0 | phenols | environmental contaminant |
acephate acephate : A phosphoramide that is methamidophos in which one of the hydrogens is replaced by an acetyl group. | 7.42 | 2 | 0 | mixed diacylamine; organic thiophosphate; organothiophosphate insecticide; phosphoramide | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor |
acetochlor acetochlor : A monocarboxylic acid amide that is N-phenylacetamide carrying an ethyl and a methyl group at positions 2 and 6 respectively on the benzene ring while one of the methyl hydrogens as well as the hydrogen attached to the nitrogen atom have been replaced by a chloro and an ethoxymethyl group respectively. | 2.11 | 1 | 0 | aromatic amide; monocarboxylic acid amide; organochlorine compound | environmental contaminant; herbicide; xenobiotic |
alachlor alachlor : An aromatic amide that is N-(2,6-diethylphenyl)acetamide substituted by a methoxymethyl group at at the nitrogen atom while one of the hydrogens of the methyl group has been replaced by a chlorine atom. | 2.7 | 3 | 0 | aromatic amide; monocarboxylic acid amide; organochlorine compound | environmental contaminant; herbicide; xenobiotic |
amitriptyline Amitriptyline: Tricyclic antidepressant with anticholinergic and sedative properties. It appears to prevent the re-uptake of norepinephrine and serotonin at nerve terminals, thus potentiating the action of these neurotransmitters. Amitriptyline also appears to antagonize cholinergic and alpha-1 adrenergic responses to bioactive amines.. amitriptyline : An organic tricyclic compound that is 10,11-dihydro-5H-dibenzo[a,d][7]annulene substituted by a 3-(dimethylamino)propylidene group at position 5. | 2 | 1 | 0 | carbotricyclic compound; tertiary amine | adrenergic uptake inhibitor; antidepressant; environmental contaminant; tropomyosin-related kinase B receptor agonist; xenobiotic |
antipyrine Antipyrine: An analgesic and antipyretic that has been given by mouth and as ear drops. Antipyrine is often used in testing the effects of other drugs or diseases on drug-metabolizing enzymes in the liver. (From Martindale, The Extra Pharmacopoeia, 30th ed, p29). antipyrine : A pyrazolone derivative that is 1,2-dihydropyrazol-3-one substituted with methyl groups at N-1 and C-5 and with a phenyl group at N-2. | 1.95 | 1 | 0 | pyrazolone | antipyretic; cyclooxygenase 3 inhibitor; environmental contaminant; non-narcotic analgesic; non-steroidal anti-inflammatory drug; xenobiotic |
atrazine [no description available] | 4.75 | 29 | 0 | chloro-1,3,5-triazine; diamino-1,3,5-triazine | environmental contaminant; herbicide; xenobiotic |
azinphosmethyl Azinphosmethyl: An organothiophosphorus cholinesterase inhibitor. It has been used as an acaricide and as an insecticide.. azinphos-methyl : A member of the class of benzotriazines that is 1,2,3-benzotriazine substituted by an oxo group at position 4 and a [(dimethoxyphosphorothioyl)sulfanyl]methyl group at position 3. | 3.71 | 10 | 0 | benzotriazines; organic thiophosphate; organothiophosphate insecticide | agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor |
bendiocarb bendiocarb: FICAM 80W contains 80% of the above chemical cpd as the active ingredient | 1.98 | 1 | 0 | benzodioxoles; carbamate ester | agrochemical; carbamate insecticide; EC 3.1.1.7 (acetylcholinesterase) inhibitor |
bentazone bentazone: RN given refers to parent cpd; structure. bentazone : A benzothiadiazine that is 1H-2,1,3-benzothiadiazin-4(3H)-one 2,2-dioxide substituted by an isopropyl group at position 3. | 2.04 | 1 | 0 | benzothiadiazine | environmental contaminant; herbicide; xenobiotic |
benzo(a)pyrene Benzo(a)pyrene: A potent mutagen and carcinogen. It is a public health concern because of its possible effects on industrial workers, as an environmental pollutant, an as a component of tobacco smoke.. benzo[a]pyrene : An ortho- and peri-fused polycyclic arene consisting of five fused benzene rings. | 8.29 | 6 | 0 | ortho- and peri-fused polycyclic arene | carcinogenic agent; mouse metabolite |
butylbenzyl phthalate spatozoate: structure in first source | 2 | 1 | 0 | benzyl ester | |
carbamazepine Carbamazepine: A dibenzazepine that acts as a sodium channel blocker. It is used as an anticonvulsant for the treatment of grand mal and psychomotor or focal SEIZURES. It may also be used in the management of BIPOLAR DISORDER, and has analgesic properties.. carbamazepine : A dibenzoazepine that is 5H-dibenzo[b,f]azepine carrying a carbamoyl substituent at the azepine nitrogen, used as an anticonvulsant. | 1.99 | 1 | 0 | dibenzoazepine; ureas | analgesic; anticonvulsant; antimanic drug; drug allergen; EC 3.5.1.98 (histone deacetylase) inhibitor; environmental contaminant; glutamate transporter activator; mitogen; non-narcotic analgesic; sodium channel blocker; xenobiotic |
carbofuran Carbofuran: A cholinesterase inhibitor that is used as a systemic insecticide, an acaricide, and nematocide. (From Merck Index, 11th ed) | 3.82 | 11 | 0 | 1-benzofurans; carbamate ester | acaricide; agrochemical; avicide; carbamate insecticide; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; nematicide |
chlorpromazine Chlorpromazine: The prototypical phenothiazine antipsychotic drug. Like the other drugs in this class chlorpromazine's antipsychotic actions are thought to be due to long-term adaptation by the brain to blocking DOPAMINE RECEPTORS. Chlorpromazine has several other actions and therapeutic uses, including as an antiemetic and in the treatment of intractable hiccup.. chlorpromazine : A substituted phenothiazine in which the ring nitrogen at position 10 is attached to C-3 of an N,N-dimethylpropanamine moiety. | 7.67 | 3 | 0 | organochlorine compound; phenothiazines; tertiary amine | anticoronaviral agent; antiemetic; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; phenothiazine antipsychotic drug |
chlorpropham Chlorpropham: A carbamate that is used as an herbicide and as a plant growth regulator.. chlorpropham : A carbamate ester that is the isopropyl ester of 3-chlorophenylcarbamic acid. | 1.94 | 1 | 0 | benzenes; carbamate ester; monochlorobenzenes | herbicide; plant growth retardant |
chlorpyrifos Chlorpyrifos: An organothiophosphate cholinesterase inhibitor that is used as an insecticide and as an acaricide.. chlorpyrifos : An organic thiophosphate that is O,O-diethyl hydrogen phosphorothioate in which the hydrogen of the hydroxy group has been replaced by a 3,5,6-trichloropyridin-2-yl group. | 6.74 | 72 | 0 | chloropyridine; organic thiophosphate | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; environmental contaminant; insecticide; xenobiotic |
clomiphene [no description available] | 2.02 | 1 | 0 | tertiary amine | estrogen antagonist; estrogen receptor modulator |
clonidine Clonidine: An imidazoline sympatholytic agent that stimulates ALPHA-2 ADRENERGIC RECEPTORS and central IMIDAZOLINE RECEPTORS. It is commonly used in the management of HYPERTENSION.. clonidine (amino form) : A clonidine that is 4,5-dihydro-1H-imidazol-2-amine in which one of the amino hydrogens is replaced by a 2,6-dichlorophenyl group. | 1.98 | 1 | 0 | clonidine; imidazoline | |
clotrimazole [no description available] | 1.99 | 1 | 0 | conazole antifungal drug; imidazole antifungal drug; imidazoles; monochlorobenzenes | antiinfective agent; environmental contaminant; xenobiotic |
coumaphos Coumaphos: A organothiophosphorus cholinesterase inhibitor that is used as an anthelmintic, insecticide, and as a nematocide. | 2.6 | 1 | 0 | organic thiophosphate; organochlorine compound; organothiophosphate insecticide | acaricide; agrochemical; antinematodal drug; avicide; EC 3.1.1.8 (cholinesterase) inhibitor |
cypermethrin cypermethrin : A carboxylic ester resulting from the formal condensation between 3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylic acid and the alcoholic hydroxy group of hydroxy(3-phenoxyphenyl)acetonitrile.. zeta-cypermethrin : A diastereoisomeric mixture comprising the isomeric pair (1R)-cis-(alphaS)- and (1S)-trans-(alphaR)-cypermethrin together with the isomeric pair (1S)-cis-(alphaS)- and (1S)-trans-(alphaS)-cypermethrin where the ratio between the isomeric pairs lies in the range 45:55 to 55:45. | 5.22 | 46 | 0 | aromatic ether; cyclopropanecarboxylate ester; nitrile; organochlorine compound | agrochemical; molluscicide; pyrethroid ester acaricide; pyrethroid ester insecticide |
dimethyl 2,3,5,6-tetrachloroterephthalate dimethyl 2,3,5,6-tetrachloroterephthalate: structure | 3.44 | 7 | 0 | diester; methyl ester | |
diazepam Diazepam: A benzodiazepine with anticonvulsant, anxiolytic, sedative, muscle relaxant, and amnesic properties and a long duration of action. Its actions are mediated by enhancement of GAMMA-AMINOBUTYRIC ACID activity.. diazepam : A 1,4-benzodiazepinone that is 1,3-dihydro-2H-1,4-benzodiazepin-2-one substituted by a chloro group at position 7, a methyl group at position 1 and a phenyl group at position 5. | 7.39 | 2 | 0 | 1,4-benzodiazepinone; organochlorine compound | anticonvulsant; anxiolytic drug; environmental contaminant; sedative; xenobiotic |
diazinon Diazinon: A cholinesterase inhibitor that is used as an organothiophosphorus insecticide.. diazinon : A member of the class of pyrimidines that is pyrimidine carrying an isopropyl group at position 2, a methyl group at position 6 and a (diethoxyphosphorothioyl)oxy group at position 4. | 5.07 | 13 | 0 | organic thiophosphate; pyrimidines | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; environmental contaminant; nematicide; xenobiotic |
dichlobanil 2,6-dichlorobenzonitrile : A nitrile that is benzonitrile which is substituted by chlorines at positions 2 and 6. A cellulose synthesis inhibitor, it is used as a pre-emergent and early post-emergent herbicide. | 2.05 | 1 | 0 | dichlorobenzene; nitrile | agrochemical; cellulose synthesis inhibitor; environmental contaminant; herbicide; xenobiotic |
dichlorodiphenyl dichloroethylene Dichlorodiphenyl Dichloroethylene: An organochlorine pesticide, it is the ethylene metabolite of DDT. | 5.29 | 51 | 0 | chlorophenylethylene; monochlorobenzenes | human xenobiotic metabolite; persistent organic pollutant |
ddt 1,1-bis(p-chlorophenyl)-2,2,2-trichloroethane: structure in first source | 7.61 | 107 | 0 | benzenoid aromatic compound; chlorophenylethane; monochlorobenzenes; organochlorine insecticide | bridged diphenyl acaricide; carcinogenic agent; endocrine disruptor; persistent organic pollutant |
dichlorvos Dichlorvos: An organophosphorus insecticide that inhibits ACETYLCHOLINESTERASE.. dichlorvos : An alkenyl phosphate that is the 2,2-dichloroethenyl ester of dimethyl phosphate. | 4.71 | 9 | 0 | alkenyl phosphate; dialkyl phosphate; organochlorine acaricide; organophosphate insecticide | anthelminthic drug; antibacterial agent; antifungal agent; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor |
dimethoate Dimethoate: An organothiophosphorus cholinesterase inhibitor that is used as a systemic and contact insecticide.. dimethoate : A monocarboxylic acid amide that is N-methylacetamide in which one of the hydrogens of the methyl group attached to the carbonyl moiety is replaced by a (dimethoxyphosphorothioyl)sulfanediyl group. | 5.03 | 13 | 0 | monocarboxylic acid amide; organic thiophosphate | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; environmental contaminant; insecticide; xenobiotic |
benzophenone benzophenone : The simplest member of the class of benzophenones, being formaldehyde in which both hydrogens are replaced by phenyl groups. | 2.02 | 1 | 0 | benzophenones | photosensitizing agent; plant metabolite |
disulfoton Disulfoton: An organothiophosphate insecticide.. disulfoton : An organic thiophosphate that is the diethyl ester of S-[2-(ethylsulfanyl)ethyl] dihydrogen phosphorodithioate. | 1.97 | 1 | 0 | organic thiophosphate; organothiophosphate insecticide | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor |
diuron Diuron: A pre-emergent herbicide.. diuron : A member of the class of 3-(3,4-substituted-phenyl)-1,1-dimethylureas that is urea in which both of the hydrogens attached to one nitrogen are substituted by methyl groups, and one of the hydrogens attached to the other nitrogen is substituted by a 3,4-dichlorophenyl group. | 4.07 | 4 | 0 | 3-(3,4-substituted-phenyl)-1,1-dimethylurea; dichlorobenzene | environmental contaminant; mitochondrial respiratory-chain inhibitor; photosystem-II inhibitor; urea herbicide; xenobiotic |
erythrosine Fluoresceins: A family of spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one derivatives. These are used as dyes, as indicators for various metals, and as fluorescent labels in immunoassays. | 1.95 | 1 | 0 | | |
ethion ethion: minor descriptor (73-82); online & Index Medicus search INSECTICIDES, ORGANOTHIOPHOSPHATE (73-82). ethion : An organic thiophosphate that is S,S'-methanediyl bis[dihydrogen (phosphorodithioate)] in which all the hydroxy groups have been converted to their corresponding ethyl esters respectively. Ethion is an organophosphate insecticide with inhibitory activity towards the enzyme acetylcholinesterase ( EC 3.1.1.7). | 2.02 | 1 | 0 | organic thiophosphate | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; environmental contaminant; insecticide |
fenvalerate fenvalerate: synthetic pyrethroid; RN given refers to cpd without isomeric designation; structure. fenvalerate : A carboxylic ester obtained by formal condensation between 2-(4-chlorophenyl)-3-methylbutyric acid and cyano(3-phenoxyphenyl)methanol. | 4.92 | 11 | 0 | aromatic ether; carboxylic ester; monochlorobenzenes | pyrethroid ester acaricide; pyrethroid ester insecticide |
fipronil fipronil: has low mammalian toxicity; structure given in first source. fipronil : A racemate comprising equimolar amounts of (R)- and (S)-fipronil.. 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-4-[(trifluoromethyl)sulfinyl]-1H-pyrazole-3-carbonitrile : A member of the class of pyrazoles that is 1H-pyrazole that is substituted at positions 1, 3, 4, and 5 by 2,6-dichloro-4-(trifluoromethyl)phenyl, cyano, (trifluoromethyl)sulfinyl, and amino groups, respectively. | 3.91 | 12 | 0 | (trifluoromethyl)benzenes; dichlorobenzene; nitrile; primary amino compound; pyrazoles; sulfoxide | |
flunitrazepam Flunitrazepam: A benzodiazepine with pharmacologic actions similar to those of DIAZEPAM that can cause ANTEROGRADE AMNESIA. Some reports indicate that it is used as a date rape drug and suggest that it may precipitate violent behavior. The United States Government has banned the importation of this drug.. flunitrazepam : A 1,4-benzodiazepinone that is nitrazepam substituted by a methyl group at position 1 and by a fluoro group at position 2'. It is a potent hypnotic, sedative, and amnestic drug used to treat chronic insomnia. | 1.97 | 1 | 0 | 1,4-benzodiazepinone; C-nitro compound; monofluorobenzenes | anxiolytic drug; GABAA receptor agonist; sedative |
flutamide Flutamide: An antiandrogen with about the same potency as cyproterone in rodent and canine species. | 2.48 | 2 | 0 | (trifluoromethyl)benzenes; monocarboxylic acid amide | androgen antagonist; antineoplastic agent |
furazolidone Furazolidone: A nitrofuran derivative with antiprotozoal and antibacterial activity. Furazolidone acts by gradual inhibition of monoamine oxidase. (From Martindale, The Extra Pharmacopoeia, 30th ed, p514). furazolidone : A member of the class of oxazolidines that is 1,3-oxazolidin-2-one in which the hydrogen attached to the nitrogen is replaced by an N-{[(5-nitro-2-furyl)methylene]amino} group. It has antibacterial and antiprotozoal properties, and is used in the treatment of giardiasis and cholera. | 2.05 | 1 | 0 | nitrofuran antibiotic; oxazolidines | antibacterial drug; antiinfective agent; antitrichomonal drug; EC 1.4.3.4 (monoamine oxidase) inhibitor |
glyphosate glyphosate: active cpd in herbicidal formulation Roundup; inhibits EC 2.5.1.19, 5-enolpyruvylshikimate-3-phosphate synthase; structure. glyphosate : A phosphonic acid resulting from the formal oxidative coupling of the methyl group of methylphosphonic acid with the amino group of glycine. It is one of the most commonly used herbicides worldwide, and the only one to target the enzyme 5-enolpyruvyl-3-shikimate phosphate synthase (EPSPS). | 8.73 | 9 | 0 | glycine derivative; phosphonic acid | agrochemical; EC 2.5.1.19 (3-phosphoshikimate 1-carboxyvinyltransferase) inhibitor; herbicide |
gossypol Gossypol: A dimeric sesquiterpene found in cottonseed (GOSSYPIUM). The (-) isomer is active as a male contraceptive (CONTRACEPTIVE AGENTS, MALE) whereas toxic symptoms are associated with the (+) isomer. | 2.04 | 1 | 0 | | |
heptachlor Heptachlor: A man-made compound previously used to control termites and other insects. Even though production of heptachlor was phased out of use in the United States during the late 1980's it remains in soil and hazardous waste sites. It is clearly toxic to animals and humans but, the International Agency for Research on Cancer (IARC) has determined that heptachlor is not classifiable as to its carcinogenicity to humans. (From ATSDR Public Heath Statement, April 1989). heptachlor : A cyclodiene organochlorine insecticide that is 3a,4,7,7a-tetrahydro-1H-4,7-methanoindene substituted by chlorine atoms at positions 1, 4, 5, 6, 7, 8 and 8. Formerly used to kill termites, ants and other insects in agricultural and domestic situations. | 5.38 | 57 | 0 | cyclodiene organochlorine insecticide | agrochemical; antibacterial agent; antifungal agent; GABA-gated chloride channel antagonist; persistent organic pollutant |
hexobarbital Hexobarbital: A barbiturate that is effective as a hypnotic and sedative.. hexobarbital : A member of the class of barbiturates taht is barbituric acid substituted at N-1 by methyl and at C-5 by methyl and cyclohex-1-enyl groups. | 1.95 | 1 | 0 | barbiturates | |
1-methyl-3-isobutylxanthine 1-Methyl-3-isobutylxanthine: A potent cyclic nucleotide phosphodiesterase inhibitor; due to this action, the compound increases cyclic AMP and cyclic GMP in tissue and thereby activates CYCLIC NUCLEOTIDE-REGULATED PROTEIN KINASES. 3-isobutyl-1-methylxanthine : An oxopurine that is xanthine which is substituted at positions 1 and 3 by methyl and isobutyl groups, respectively. | 1.98 | 1 | 0 | 3-isobutyl-1-methylxanthine | |
isoniazid Hydra: A genus of freshwater polyps in the family Hydridae, order Hydroida, class HYDROZOA. They are of special interest because of their complex organization and because their adult organization corresponds roughly to the gastrula of higher animals.. hydrazide : Compounds derived from oxoacids RkE(=O)l(OH)m (l =/= 0) by replacing -OH by -NRNR2 (R groups are commonly H). (IUPAC). | 2.4 | 2 | 0 | carbohydrazide | antitubercular agent; drug allergen |
ketoconazole 1-acetyl-4-(4-{[2-(2,4-dichlorophenyl)-2-(1H-imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy}phenyl)piperazine : A dioxolane that is 1,3-dioxolane which is substituted at positions 2, 2, and 4 by imidazol-1-ylmethyl, 2,4-dichlorophenyl, and [para-(4-acetylpiperazin-1-yl)phenoxy]methyl groups, respectively. | 2.73 | 3 | 0 | dichlorobenzene; dioxolane; ether; imidazoles; N-acylpiperazine; N-arylpiperazine | |
malathion Malathion: A wide spectrum aliphatic organophosphate insecticide widely used for both domestic and commercial agricultural purposes.. malathion : A racemate comprising equimolar amounts of (R) and (S)-malathion. It is a broad spectrum organophosphate proinsecticide used to control a wide range of pests including Coleoptera, Diptera, fruit flies, mosquitos and spider mites.. diethyl 2-[(dimethoxyphosphorothioyl)thio]succinate : A diester that is diethyl succinate in which position 2 is substituted by a (dimethoxyphosphorothioyl)thio group. | 4.87 | 34 | 0 | diester; ethyl ester; organic thiophosphate | |
vitamin k 3 Vitamin K 3: A synthetic naphthoquinone without the isoprenoid side chain and biological activity, but can be converted to active vitamin K2, menaquinone, after alkylation in vivo. | 2.02 | 1 | 0 | 1,4-naphthoquinones; vitamin K | angiogenesis inhibitor; antineoplastic agent; EC 3.4.22.69 (SARS coronavirus main proteinase) inhibitor; human urinary metabolite; nutraceutical |
mesalamine Mesalamine: An anti-inflammatory agent, structurally related to the SALICYLATES, which is active in INFLAMMATORY BOWEL DISEASE. It is considered to be the active moiety of SULPHASALAZINE. (From Martindale, The Extra Pharmacopoeia, 30th ed). mesalamine : A monohydroxybenzoic acid that is salicylic acid substituted by an amino group at the 5-position. | 2.02 | 1 | 0 | amino acid; aromatic amine; monocarboxylic acid; monohydroxybenzoic acid; phenols | non-steroidal anti-inflammatory drug |
methamidophos methamidophos: structure. methamidophos : An organic thiophosphate resulting from the N-deacylation of the proinsecticide acephate. | 8.27 | 6 | 0 | organic thiophosphate; organothiophosphate insecticide; phosphoramide | acaricide; agrochemical; avicide |
methomyl Methomyl: A carbamate insecticide with anticholinesterase activity.. methomyl : A carbamate ester obtained by the formal condensation of methylcarbamic acid with the hydroxy group of 1-(methylsulfanyl)acetaldoxime. | 2.43 | 2 | 0 | aliphatic sulfide; carbamate ester | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; environmental contaminant; insecticide; nematicide; xenobiotic |
methoxychlor Methoxychlor: An insecticide. Methoxychlor has estrogenic effects in mammals, among other effects. | 4.29 | 19 | 0 | organochlorine insecticide | |
methyl parathion Methyl Parathion: The methyl homolog of parathion. An effective, but highly toxic, organothiophosphate insecticide and cholinesterase inhibitor.. parathion-methyl : A C-nitro compound that is 4-nitrophenol substituted by a (dimethoxyphosphorothioyl)oxy group at position 4. | 8.61 | 9 | 0 | C-nitro compound; organic thiophosphate; organothiophosphate insecticide | acaricide; agrochemical; antifungal agent; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; environmental contaminant; genotoxin |
metolachlor metolachlor: structure given in first source. metolachlor : A racemate that consists of equimolar amounts of (R)- and (S)-metolachlor.. 2-chloro-N-(2-ethyl-6-methylphenyl)-N-(1-methoxypropan-2-yl)acetamide : An organochlorine compound that is 2-chloroacetamide substituted by a (2-ethyl-6-methylphenyl)-N-(1-methoxypropan-2-yl) group at the nitrogen atom. | 8.11 | 5 | 0 | aromatic amide; benzenes; ether; organochlorine compound | |
mitotane Mitotane: A derivative of the insecticide DICHLORODIPHENYLDICHLOROETHANE that specifically inhibits cells of the adrenal cortex and their production of hormones. It is used to treat adrenocortical tumors and causes CNS damage, but no bone marrow depression. | 2.51 | 2 | 0 | diarylmethane | |
muscimol Muscimol: A neurotoxic isoxazole isolated from species of AMANITA. It is obtained by decarboxylation of IBOTENIC ACID. Muscimol is a potent agonist of GABA-A RECEPTORS and is used mainly as an experimental tool in animal and tissue studies.. muscimol : A member of the class of isoxazoles that is 1,2-oxazol-3(2H)-one substituted by an aminomethyl group at position 5. It has been isolated from mushrooms of the genus Amanita. | 2 | 1 | 0 | alkaloid; isoxazoles; primary amino compound | fungal metabolite; GABA agonist; oneirogen; psychotropic drug |
nafoxidine Nafoxidine: An estrogen antagonist that has been used in the treatment of breast cancer. | 2.02 | 1 | 0 | benzenes; naphthalenes; ring assembly | |
nimodipine Nimodipine: A calcium channel blockader with preferential cerebrovascular activity. It has marked cerebrovascular dilating effects and lowers blood pressure.. nimodipine : A dihydropyridine that is 1,4-dihydropyridine which is substituted by methyl groups at positions 2 and 6, a (2-methoxyethoxy)carbonyl group at position 3, a m-nitrophenyl group at position 4, and an isopropoxycarbonyl group at position 5. An L-type calcium channel blocker, it acts particularly on cerebral circulation, and is used both orally and intravenously for the prevention and treatment of subarachnoid hemorrhage from ruptured intracranial aneurysm. | 7.31 | 1 | 0 | 2-methoxyethyl ester; C-nitro compound; dicarboxylic acids and O-substituted derivatives; diester; dihydropyridine; isopropyl ester | antihypertensive agent; calcium channel blocker; cardiovascular drug; vasodilator agent |
4-chlorophenol 4-chlorophenol: used as a root canal irrigant. 4-chlorophenol : A monochlorophenol substituted at the pare position by a chlorine atom. | 2 | 1 | 0 | monochlorophenol | |
pentobarbital Pentobarbital: A short-acting barbiturate that is effective as a sedative and hypnotic (but not as an anti-anxiety) agent and is usually given orally. It is prescribed more frequently for sleep induction than for sedation but, like similar agents, may lose its effectiveness by the second week of continued administration. (From AMA Drug Evaluations Annual, 1994, p236). pentobarbital : A member of the class of barbiturates, the structure of which is that of barbituric acid substituted at C-5 by ethyl and sec-pentyl groups. | 7.65 | 3 | 0 | barbiturates | GABAA receptor agonist |
phosalone phosalone: structure. phosalone : A member of the class of 1,3-benzoxazoles carrying a [(diethoxyphosphorothioyl)sulfanyl]methyl group at the nitrogen atom, an oxo group at position 2 and a chloro group at position 6. It is an organothiophosphate insecticide. | 2.37 | 2 | 0 | 1,3-benzoxazoles; carbamate ester; organochlorine insecticide; organothiophosphate insecticide | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor |
propanil Propanil: A chlorinated anilide that is used as an herbicide.. propanil : An anilide resulting from the formal condensation of the carboxy group of propanoic acid with the amino group of 3,4-dichloroaniline. It is a herbicide used for the treatment of numerous grasses and broad-leaved weeds in rice, potatoes, and wheat. | 2.05 | 1 | 0 | anilide; dichlorobenzene | herbicide |
propargite Omite: structure | 2.05 | 1 | 0 | sulfite ester; terminal acetylenic compound | sulfite ester acaricide |
propoxur Propoxur: A carbamate insecticide.. propoxur : A carbamate ester that is phenyl methylcarbamate substituted at position 2 by a propan-2-yloxy group. | 2.92 | 4 | 0 | aromatic ether; carbamate ester | acaricide; agrochemical; carbamate insecticide; EC 3.1.1.7 (acetylcholinesterase) inhibitor |
roxarsone Roxarsone: An arsenic derivative which has anticoccidial action and promotes growth in animals.. roxarsone : An organoarsonic acid where the organyl group is 4-hydroxy-3-nitrophenyl. | 2.08 | 1 | 0 | 2-nitrophenols; organoarsonic acid | agrochemical; animal growth promotant; antibacterial drug; coccidiostat |
butyl phosphorotrithioate butyl phosphorotrithioate: a herbicide | 2.03 | 1 | 0 | organic thiophosphate | defoliant |
simazine Simazine: A triazine herbicide.. simazine : A diamino-1,3,5-triazine that is N,N'-diethyl-1,3,5-triazine-2,4-diamine substituted by a chloro group at position 6. | 2.71 | 3 | 0 | chloro-1,3,5-triazine; diamino-1,3,5-triazine | environmental contaminant; herbicide; xenobiotic |
spiperone Spiperone: A spiro butyrophenone analog similar to HALOPERIDOL and other related compounds. It has been recommended in the treatment of SCHIZOPHRENIA.. spiperone : An azaspiro compound that is 1,3,8-triazaspiro[4.5]decane which is substituted at positions 1, 4, and 8 by phenyl, oxo, and 4-(p-fluorophenyl)-4-oxobutyl groups, respectively. | 1.96 | 1 | 0 | aromatic ketone; azaspiro compound; organofluorine compound; piperidines; tertiary amino compound | alpha-adrenergic antagonist; antipsychotic agent; dopaminergic antagonist; psychotropic drug; serotonergic antagonist |
sulforaphane sulforaphane: from Cardaria draba L.. sulforaphane : An isothiocyanate having a 4-(methylsulfinyl)butyl group attached to the nitrogen. | 2.05 | 1 | 0 | isothiocyanate; sulfoxide | antineoplastic agent; antioxidant; EC 3.5.1.98 (histone deacetylase) inhibitor; plant metabolite |
temefos Temefos: An organothiophosphate insecticide.. temephos : An organic sulfide that is diphenyl sulfide in which the hydrogen at the para position of each of the phenyl groups has been replaced by a (dimethoxyphosphorothioyl)oxy group. | 2.08 | 1 | 0 | organic sulfide; organic thiophosphate; organothiophosphate insecticide | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; ectoparasiticide |
thiabendazole Tresaderm: dermatologic soln containing dexamethasone, thiabendazole & neomycin sulfate | 2 | 1 | 0 | 1,3-thiazoles; benzimidazole fungicide; benzimidazoles | antifungal agrochemical; antinematodal drug |
thiotepa Thiotepa: A very toxic alkylating antineoplastic agent also used as an insect sterilant. It causes skin, gastrointestinal, CNS, and bone marrow damage. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), thiotepa may reasonably be anticipated to be a carcinogen (Merck Index, 11th ed). | 2.03 | 1 | 0 | aziridines | |
thiram Thiram: A dithiocarbamate chemical, used commercially in the rubber processing industry and as a fungicide. In vivo studies indicate that it inactivates the enzyme GLUTATHIONE REDUCTASE. It has mutagenic activity and may induce chromosomal aberrations.. thiram : An organic disulfide that results from the formal oxidative dimerisation of N,N-dimethyldithiocarbamic acid. It is widely used as a fungicidal seed treatment. | 7.68 | 3 | 0 | organic disulfide | antibacterial drug; antifungal agrochemical; antiseptic drug |
ticlopidine Ticlopidine: An effective inhibitor of platelet aggregation commonly used in the placement of STENTS in CORONARY ARTERIES.. ticlopidine : A thienopyridine that is 4,5,6,7-tetrahydrothieno[3,2-c]pyridine in which the hydrogen attached to the nitrogen is replaced by an o-chlorobenzyl group. | 2.03 | 1 | 0 | monochlorobenzenes; thienopyridine | anticoagulant; fibrin modulating drug; hematologic agent; P2Y12 receptor antagonist; platelet aggregation inhibitor |
trifluralin Trifluralin: A microtubule-disrupting pre-emergence herbicide.. trifluralin : A substituted aniline that is N,N-dipropylaniline substituted by a nitro groups at positions 2 and 6 and a trifluoromethyl group at position 4. It is an agrochemical used as a pre-emergence herbicide. | 8.64 | 9 | 0 | (trifluoromethyl)benzenes; C-nitro compound; substituted aniline | agrochemical; environmental contaminant; herbicide; xenobiotic |
zinc chloride zinc chloride: RN given refers to parent cpd. zinc dichloride : A compound of zinc and chloride ions in the ratio 1:2. It exists in four crystalline forms, in each of which the Zn(2+) ions are trigonal planar coordinated to four chloride ions. | 2.06 | 1 | 0 | inorganic chloride; zinc molecular entity | astringent; disinfectant; EC 5.3.3.5 (cholestenol Delta-isomerase) inhibitor; Lewis acid |
corticosterone [no description available] | 2.42 | 2 | 0 | 11beta-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(4) steroid; C21-steroid; glucocorticoid; primary alpha-hydroxy ketone | human metabolite; mouse metabolite |
prednisolone Prednisolone: A glucocorticoid with the general properties of the corticosteroids. It is the drug of choice for all conditions in which routine systemic corticosteroid therapy is indicated, except adrenal deficiency states.. prednisolone : A glucocorticoid that is prednisone in which the oxo group at position 11 has been reduced to the corresponding beta-hydroxy group. It is a drug metabolite of prednisone. | 2.02 | 1 | 0 | 11beta-hydroxy steroid; 17alpha-hydroxy steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(1),Delta(4)-steroid; C21-steroid; glucocorticoid; primary alpha-hydroxy ketone; tertiary alpha-hydroxy ketone | adrenergic agent; anti-inflammatory drug; antineoplastic agent; drug metabolite; environmental contaminant; immunosuppressive agent; xenobiotic |
estriol hormonin: estrogen replacement; each tablet contains 600 ug micronized 17beta-estradiol, 270 ug estriol and 1.4 mg estrone. chlorapatite : A phosphate mineral with the formula Ca5(PO4)3Cl. | 2.02 | 1 | 0 | 16alpha-hydroxy steroid; 17beta-hydroxy steroid; 3-hydroxy steroid | estrogen; human metabolite; human xenobiotic metabolite; mouse metabolite |
piperonyl butoxide [no description available] | 2.41 | 2 | 0 | benzodioxoles | pesticide synergist |
thyroxine Thyroxine: The major hormone derived from the thyroid gland. Thyroxine is synthesized via the iodination of tyrosines (MONOIODOTYROSINE) and the coupling of iodotyrosines (DIIODOTYROSINE) in the THYROGLOBULIN. Thyroxine is released from thyroglobulin by proteolysis and secreted into the blood. Thyroxine is peripherally deiodinated to form TRIIODOTHYRONINE which exerts a broad spectrum of stimulatory effects on cell metabolism.. thyroxine : An iodothyronine compound having iodo substituents at the 3-, 3'-, 5- and 5'-positions. | 1.97 | 1 | 0 | 2-halophenol; iodophenol; L-phenylalanine derivative; non-proteinogenic L-alpha-amino acid; thyroxine zwitterion; thyroxine | antithyroid drug; human metabolite; mouse metabolite; thyroid hormone |
spironolactone Spironolactone: A potassium sparing diuretic that acts by antagonism of aldosterone in the distal renal tubules. It is used mainly in the treatment of refractory edema in patients with congestive heart failure, nephrotic syndrome, or hepatic cirrhosis. Its effects on the endocrine system are utilized in the treatments of hirsutism and acne but they can lead to adverse effects. (From Martindale, The Extra Pharmacopoeia, 30th ed, p827). spironolactone : A steroid lactone that is 17alpha-pregn-4-ene-21,17-carbolactone substituted by an oxo group at position 3 and an alpha-acetylsulfanyl group at position 7. | 2.02 | 1 | 0 | 3-oxo-Delta(4) steroid; oxaspiro compound; steroid lactone; thioester | aldosterone antagonist; antihypertensive agent; diuretic; environmental contaminant; xenobiotic |
aldosterone [no description available] | 2.02 | 1 | 0 | 11beta-hydroxy steroid; 18-oxo steroid; 20-oxo steroid; 21-hydroxy steroid; 3-oxo-Delta(4) steroid; C21-steroid hormone; mineralocorticoid; primary alpha-hydroxy ketone; steroid aldehyde | human metabolite; mouse metabolite |
trichlorfon Trichlorfon: An organochlorophosphate cholinesterase inhibitor that is used as an insecticide for the control of flies and roaches. It is also used in anthelmintic compositions for animals. (From Merck, 11th ed). trichlorfon : A phosphonic ester that is dimethyl phosphonate in which the hydrogen atom attched to the phosphorous is substituted by a 2,2,2-trichloro-1-hydroxyethyl group. | 1.97 | 1 | 0 | organic phosphonate; organochlorine compound; phosphonic ester | agrochemical; anthelminthic drug; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; insecticide |
estrone Hydroxyestrones: Estrone derivatives substituted with one or more hydroxyl groups in any position. They are important metabolites of estrone and other estrogens. | 2 | 1 | 0 | 17-oxo steroid; 3-hydroxy steroid; phenolic steroid; phenols | antineoplastic agent; bone density conservation agent; estrogen; human metabolite; mouse metabolite |
androsterone [no description available] | 2.02 | 1 | 0 | 17-oxo steroid; 3alpha-hydroxy steroid; androstanoid; C19-steroid | androgen; anticonvulsant; human blood serum metabolite; human metabolite; human urinary metabolite; mouse metabolite; pheromone |
17-desoxyestradiol estra-1,3,5(10)-trien-3-ol : A 3-hydroxy steroid resulting from deoxygenation at position 17 of estradiol or estrone. | 2.02 | 1 | 0 | 3-hydroxy steroid; phenolic steroid; phenols | estrogen |
pentylenetetrazole Pentylenetetrazole: A pharmaceutical agent that displays activity as a central nervous system and respiratory stimulant. It is considered a non-competitive GAMMA-AMINOBUTYRIC ACID antagonist. Pentylenetetrazole has been used experimentally to study seizure phenomenon and to identify pharmaceuticals that may control seizure susceptibility.. pentetrazol : An organic heterobicyclic compound that is 1H-tetrazole in which the hydrogens at positions 1 and 5 are replaced by a pentane-1,5-diyl group. A central and respiratory stimulant, it was formerly used for the treatment of cough and other respiratory tract disorders, cardiovascular disorders including hypotension, and pruritis. | 1.98 | 1 | 0 | organic heterobicyclic compound; organonitrogen heterocyclic compound | |
triiodothyronine Triiodothyronine: A T3 thyroid hormone normally synthesized and secreted by the thyroid gland in much smaller quantities than thyroxine (T4). Most T3 is derived from peripheral monodeiodination of T4 at the 5' position of the outer ring of the iodothyronine nucleus. The hormone finally delivered and used by the tissues is mainly T3.. 3,3',5-triiodo-L-thyronine : An iodothyronine compound having iodo substituents at the 3-, 3'- and 5-positions. Although some is produced in the thyroid, most of the 3,3',5-triiodo-L-thyronine in the body is generated by mono-deiodination of L-thyroxine in the peripheral tissues. Its metabolic activity is about 3 to 5 times that of L-thyroxine. The sodium salt is used in the treatment of hypothyroidism. | 2.38 | 2 | 0 | 2-halophenol; amino acid zwitterion; iodophenol; iodothyronine | human metabolite; mouse metabolite; thyroid hormone |
diethylnitrosamine Diethylnitrosamine: A nitrosamine derivative with alkylating, carcinogenic, and mutagenic properties.. N-nitrosodiethylamine : A nitrosamine that is N-ethylethanamine substituted by a nitroso group at the N-atom. | 1.98 | 1 | 0 | nitrosamine | carcinogenic agent; hepatotoxic agent; mutagen |
carbon tetrachloride Carbon Tetrachloride: A solvent for oils, fats, lacquers, varnishes, rubber waxes, and resins, and a starting material in the manufacturing of organic compounds. Poisoning by inhalation, ingestion or skin absorption is possible and may be fatal. (Merck Index, 11th ed). tetrachloromethane : A chlorocarbon that is methane in which all the hydrogens have been replaced by chloro groups. | 2.03 | 1 | 0 | chlorocarbon; chloromethanes | hepatotoxic agent; refrigerant |
alanine Alanine: A non-essential amino acid that occurs in high levels in its free state in plasma. It is produced from pyruvate by transamination. It is involved in sugar and acid metabolism, increases IMMUNITY, and provides energy for muscle tissue, BRAIN, and the CENTRAL NERVOUS SYSTEM.. alanine : An alpha-amino acid that consists of propionic acid bearing an amino substituent at position 2. | 2.41 | 2 | 0 | alanine zwitterion; alanine; L-alpha-amino acid; proteinogenic amino acid; pyruvate family amino acid | EC 4.3.1.15 (diaminopropionate ammonia-lyase) inhibitor; fundamental metabolite |
serine Serine: A non-essential amino acid occurring in natural form as the L-isomer. It is synthesized from GLYCINE or THREONINE. It is involved in the biosynthesis of PURINES; PYRIMIDINES; and other amino acids.. serine : An alpha-amino acid that is alanine substituted at position 3 by a hydroxy group. | 2.03 | 1 | 0 | L-alpha-amino acid; proteinogenic amino acid; serine family amino acid; serine zwitterion; serine | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
benz(a)anthracene benz(a)anthracene: 4 fused rings of which one is angular in contrast to the linear NAPHTHACENES. tetraphene : An angular ortho-fused polycyclic arene consisting of four fused benzene rings. | 2.15 | 1 | 0 | ortho-fused polycyclic arene; tetraphenes | |
ethinyl estradiol Ethinyl Estradiol: A semisynthetic alkylated ESTRADIOL with a 17-alpha-ethinyl substitution. It has high estrogenic potency when administered orally, and is often used as the estrogenic component in ORAL CONTRACEPTIVES.. 17alpha-ethynylestradiol : A 3-hydroxy steroid that is estradiol substituted by a ethynyl group at position 17. It is a xenoestrogen synthesized from estradiol and has been shown to exhibit high estrogenic potency on oral administration. | 2.94 | 4 | 0 | 17-hydroxy steroid; 3-hydroxy steroid; terminal acetylenic compound | xenoestrogen |
chlordan Chlordan: A highly poisonous organochlorine insecticide. The EPA has cancelled registrations of pesticides containing this compound with the exception of its use through subsurface ground insertion for termite control and the dipping of roots or tops of non-food plants. (From Merck Index, 11th ed) | 4.93 | 36 | 0 | cyclodiene organochlorine insecticide | GABA-gated chloride channel antagonist; persistent organic pollutant |
testosterone propionate Testosterone Propionate: An ester of TESTOSTERONE with a propionate substitution at the 17-beta position.. androgen : A sex hormone that stimulates or controls the development and maintenance of masculine characteristics in vertebrates by binding to androgen receptors. | 2.99 | 4 | 0 | steroid ester | |
9,10-dimethyl-1,2-benzanthracene 9,10-Dimethyl-1,2-benzanthracene: Polycyclic aromatic hydrocarbon found in tobacco smoke that is a potent carcinogen.. 7,12-dimethyltetraphene : A tetraphene having methyl substituents at the 7- and 12-positions. It is a potent carcinogen and is present in tobacco smoke. | 2.25 | 1 | 0 | ortho-fused polycyclic arene; tetraphenes | carcinogenic agent |
methyltestosterone Methyltestosterone: A synthetic hormone used for androgen replacement therapy and as an hormonal antineoplastic agent (ANTINEOPLASTIC AGENTS, HORMONAL).. methyltestosterone : A 17beta-hydroxy steroid that is testosterone bearing a methyl group at the 17alpha position. | 2.44 | 2 | 0 | 17beta-hydroxy steroid; 3-oxo-Delta(4) steroid; enone | anabolic agent; androgen; antineoplastic agent |
2,3,4,6-tetrachlorophenol 2,3,4,6-tetrachlorophenol: RN given refers to parent cpd; see also record for tetrachlorophenol with locants for chloro groups not specified. 2,3,4,6-tetrachlorophenol : A tetrachlorophenol in which the chlorines are located at positions 2, 3, 4, and 6. | 2.41 | 2 | 0 | tetrachlorophenol | xenobiotic metabolite |
edetic acid Edetic Acid: A chelating agent that sequesters a variety of polyvalent cations such as CALCIUM. It is used in pharmaceutical manufacturing and as a food additive. | 2.03 | 1 | 0 | ethylenediamine derivative; polyamino carboxylic acid; tetracarboxylic acid | anticoagulant; antidote; chelator; copper chelator; geroprotector |
methylene blue Methylene Blue: A compound consisting of dark green crystals or crystalline powder, having a bronze-like luster. Solutions in water or alcohol have a deep blue color. Methylene blue is used as a bacteriologic stain and as an indicator. It inhibits GUANYLATE CYCLASE, and has been used to treat cyanide poisoning and to lower levels of METHEMOGLOBIN.. methylene blue : An organic chloride salt having 3,7-bis(dimethylamino)phenothiazin-5-ium as the counterion. A commonly used dye that also exhibits antioxidant, antimalarial, antidepressant and cardioprotective properties. | 7.04 | 1 | 0 | organic chloride salt | acid-base indicator; antidepressant; antimalarial; antimicrobial agent; antioxidant; cardioprotective agent; EC 1.4.3.4 (monoamine oxidase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; EC 4.6.1.2 (guanylate cyclase) inhibitor; fluorochrome; histological dye; neuroprotective agent; physical tracer |
leucine Leucine: An essential branched-chain amino acid important for hemoglobin formation.. leucine : A branched-chain amino acid that consists of glycine in which one of the hydrogens attached to the alpha-carbon is substituted by an isobutyl group. | 2.39 | 2 | 0 | amino acid zwitterion; L-alpha-amino acid; leucine; proteinogenic amino acid; pyruvate family amino acid | algal metabolite; Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
aniline [no description available] | 2 | 1 | 0 | anilines; primary arylamine | |
androstenedione Androstenedione: A delta-4 C19 steroid that is produced not only in the TESTIS, but also in the OVARY and the ADRENAL CORTEX. Depending on the tissue type, androstenedione can serve as a precursor to TESTOSTERONE as well as ESTRONE and ESTRADIOL.. androst-4-ene-3,17-dione : A 3-oxo Delta(4)-steroid that is androst-4-ene substituted by oxo groups at positions 3 and 17. It is a steroid hormone synthesized in the adrenal glands and gonads. | 2.02 | 1 | 0 | 17-oxo steroid; 3-oxo-Delta(4) steroid; androstanoid | androgen; Daphnia magna metabolite; human metabolite; mouse metabolite |
carbaryl Carbaryl: A carbamate insecticide and parasiticide. It is a potent anticholinesterase agent belonging to the carbamate group of reversible cholinesterase inhibitors. It has a particularly low toxicity from dermal absorption and is used for control of head lice in some countries.. carbaryl : A carbamate ester obtained by the formal condensation of 1-naphthol with methylcarbamic acid. | 4.39 | 21 | 0 | carbamate ester; naphthalenes | acaricide; agrochemical; carbamate insecticide; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; plant growth retardant |
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. | 2.41 | 2 | 0 | | |
cycloheximide Cycloheximide: Antibiotic substance isolated from streptomycin-producing strains of Streptomyces griseus. It acts by inhibiting elongation during protein synthesis.. cycloheximide : A dicarboximide that is 4-(2-hydroxyethyl)piperidine-2,6-dione in which one of the hydrogens attached to the carbon bearing the hydroxy group is replaced by a 3,5-dimethyl-2-oxocyclohexyl group. It is an antibiotic produced by the bacterium Streptomyces griseus. | 1.97 | 1 | 0 | antibiotic fungicide; cyclic ketone; dicarboximide; piperidine antibiotic; piperidones; secondary alcohol | anticoronaviral agent; bacterial metabolite; ferroptosis inhibitor; neuroprotective agent; protein synthesis inhibitor |
chloroform Chloroform: A commonly used laboratory solvent. It was previously used as an anesthetic, but was banned from use in the U.S. due to its suspected carcinogenicity.. chloroform : A one-carbon compound that is methane in which three of the hydrogens are replaced by chlorines. | 1.99 | 1 | 0 | chloromethanes; one-carbon compound | carcinogenic agent; central nervous system drug; inhalation anaesthetic; non-polar solvent; refrigerant |
norethindrone Norethindrone: A synthetic progestational hormone with actions similar to those of PROGESTERONE but functioning as a more potent inhibitor of ovulation. It has weak estrogenic and androgenic properties. The hormone has been used in treating amenorrhea, functional uterine bleeding, endometriosis, and for CONTRACEPTION.. norethisterone : A 17beta-hydroxy steroid that is testosterone in which the hydrogen at position 17 is replaced by an ethynyl group and in which the methyl group attached to position 10 is replaced by hydrogen. | 2.02 | 1 | 0 | 17beta-hydroxy steroid; 3-oxo-Delta(4) steroid; terminal acetylenic compound; tertiary alcohol | progestin; synthetic oral contraceptive |
norethynodrel Norethynodrel: A synthetic progestational hormone with actions and uses similar to those of PROGESTERONE. It has been used in the treatment of functional uterine bleeding and ENDOMETRIOSIS. As a contraceptive (CONTRACEPTIVE AGENTS), it has usually been administered in combination with MESTRANOL. | 2.02 | 1 | 0 | oxo steroid | |
ampicillin Ampicillin: Semi-synthetic derivative of penicillin that functions as an orally active broad-spectrum antibiotic.. ampicillin : A penicillin in which the substituent at position 6 of the penam ring is a 2-amino-2-phenylacetamido group. | 2.41 | 2 | 0 | beta-lactam antibiotic; penicillin allergen; penicillin | antibacterial drug |
dinitrofluorobenzene Dinitrofluorobenzene: Irritants and reagents for labeling terminal amino acid groups.. 1-fluoro-2,4-dinitrobenzene : The organofluorine compound that is benzene with a fluoro substituent at the 1-position and two nitro substituents in the 2- and 4-positions. | 2.02 | 1 | 0 | C-nitro compound; organofluorine compound | agrochemical; allergen; chromatographic reagent; EC 2.7.3.2 (creatine kinase) inhibitor; protein-sequencing agent; spectrophotometric reagent |
medroxyprogesterone acetate [no description available] | 2.02 | 1 | 0 | 20-oxo steroid; 3-oxo-Delta(4) steroid; acetate ester; corticosteroid; steroid ester | adjuvant; androgen; antineoplastic agent; antioxidant; female contraceptive drug; inhibitor; progestin; synthetic oral contraceptive |
dichlorodiphenyldichloroethane Dichlorodiphenyldichloroethane: An organochlorine insecticide that is slightly irritating to the skin. (From Merck Index, 11th ed, p482) | 5.57 | 23 | 0 | chlorophenylethane; monochlorobenzenes; organochlorine insecticide | xenobiotic metabolite |
arginine Arginine: An essential amino acid that is physiologically active in the L-form.. arginine : An alpha-amino acid that is glycine in which the alpha-is substituted by a 3-guanidinopropyl group. | 7.17 | 1 | 0 | arginine; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | biomarker; Escherichia coli metabolite; micronutrient; mouse metabolite; nutraceutical |
acetonitrile acetonitrile: RN given refers to unlabeled cpd. acetonitrile : A nitrile that is hydrogen cyanide in which the hydrogen has been replaced by a methyl group. | 2.05 | 1 | 0 | aliphatic nitrile; volatile organic compound | EC 3.5.1.4 (amidase) inhibitor; NMR chemical shift reference compound; polar aprotic solvent |
tribromoethanol tribromoethanol: major descriptor (66-90); on-line search ETHANOL (66-90); INDEX MEDICUS search TRIBROMOETHANOL (66-90) | 2.05 | 1 | 0 | alcohol; organobromine compound | |
methyl sulfate methyl sulfate: RN given refers to parent cpd. methyl sulfate : An alkyl sulfate that is the monomethyl ester of sulfuric acid. | 2.25 | 1 | 0 | alkyl sulfate; one-carbon compound | |
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. | 2.07 | 1 | 0 | C19-gibberellin; gibberellin monocarboxylic acid; lactone; organic heteropentacyclic compound | mouse metabolite; plant metabolite |
phencyclidine Phencyclidine: A hallucinogen formerly used as a veterinary anesthetic, and briefly as a general anesthetic for humans. Phencyclidine is similar to KETAMINE in structure and in many of its effects. Like ketamine, it can produce a dissociative state. It exerts its pharmacological action through inhibition of NMDA receptors (RECEPTORS, N-METHYL-D-ASPARTATE). As a drug of abuse, it is known as PCP and Angel Dust.. phencyclidine : A member of the class of piperidines that is piperidine in which the nitrogen is substituted with a 1-phenylcyclohexyl group. Formerly used as an anaesthetic agent, it exhibits both hallucinogenic and neurotoxic effects. | 2.47 | 2 | 0 | benzenes; piperidines | anaesthetic; neurotoxin; NMDA receptor antagonist; psychotropic drug |
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. | 1.98 | 1 | 0 | alkadiene; hemiterpene; volatile organic compound | plant metabolite |
methacrylamide [no description available] | 2.1 | 1 | 0 | acrylamides; primary carboxamide | |
tetrabromobisphenol a tetrabromobisphenol A: a brominated flame retardant. 3,3',5,5'-tetrabromobisphenol A : A bromobisphenol that is 4,4'-methanediyldiphenol in which the methylene hydrogens are replaced by two methyl groups and the phenyl rings are substituted by bromo groups at positions 2, 2', 6 and 6'. It is a brominated flame retardant. | 7.1 | 1 | 0 | brominated flame retardant; bromobisphenol | |
bisphenol a 4,4'-isopropylidene diphenol: stimulates proliferative responses and cytokine productions of murine spleen cells and thymus cells in vitro. bisphenol : By usage, the methylenediphenols, HOC6H4CH2C6H4OH, commonly p,p-methylenediphenol, and their substitution products (generally derived from condensation of two equivalent amounts of a phenol with an aldehyde or ketone). The term also includes analogues in the the methylene (or substituted methylene) group has been replaced by a heteroatom.. bisphenol A : A bisphenol that is 4,4'-methanediyldiphenol in which the methylene hydrogens are replaced by two methyl groups. | 3.99 | 13 | 0 | bisphenol | endocrine disruptor; environmental contaminant; xenobiotic; xenoestrogen |
cumene hydroperoxide cumene hydroperoxide: RN given refers to parent cpd. cumene hydroperoxide : A peroxol that is cumene in which the alpha-hydrogen is replaced by a hydroperoxy group. | 2 | 1 | 0 | peroxol | environmental contaminant; Mycoplasma genitalium metabolite; oxidising agent |
p-tert-amylphenol p-tert-amylphenol: RN given refers to parent cpd | 2.02 | 1 | 0 | alkylbenzene | |
quintozene quintozene: active ingredient of variety of fungicides. pentachloronitrobenzene : A C-nitro compound that is nitrobenzene in which every hydrogen has been replaced by a chlorine. A fungicide used on a variety of crops, including cotton, rice and seed grains, it is no longer approved for use within the European Union. | 2.04 | 1 | 0 | aromatic fungicide; C-nitro compound; pentachlorobenzenes | antifungal agrochemical |
diquat Diquat: A contact herbicide used also to produce desiccation and defoliation. (From Merck Index, 11th ed). diquat : The organic cation formed formally by addition of an ethylene bridge between the nitrogen atoms of 2,2'-bipyridine. Most often available as the dibromide. | 1.97 | 1 | 0 | organic cation | defoliant; herbicide |
fluorene [no description available] | 7.55 | 2 | 0 | ortho-fused polycyclic arene; ortho-fused tricyclic hydrocarbon | |
1-naphthaleneacetic acid 1-naphthaleneacetic acid: a plant growth regulator; RN given refers to parent cpd. naphthylacetic acid : A monocarboxylic acid that is naphthalene substituted by a carboxymethyl group at any position.. 1-naphthaleneacetic acid : A naphthylacetic acid substituted by a carboxymethyl group at position 1. | 2.1 | 1 | 0 | naphthylacetic acid | synthetic auxin |
hexachlorobutadiene hexachlorobutadiene: a potent nephrotoxicant in rats; structure | 2.1 | 1 | 0 | organochlorine compound | |
hexabromobenzene [no description available] | 2.11 | 1 | 0 | | |
n-vinyl-2-pyrrolidinone N-vinyl-2-pyrrolidinone: monomer of POVIDONE; structure given in first source | 2.04 | 1 | 0 | pyrrolidin-2-ones | |
2-sec-butylphenol 2-sec-butylphenol: RN given refers to parent cpd. 2-sec-butylphenol : A member of the class of phenols that is phenol carrying a butan-2-yl group at position 2. | 2.02 | 1 | 0 | phenols | |
uvitex swn Uvitex SWN: optical brightner from Ciba; structure | 1.98 | 1 | 0 | 7-aminocoumarins | fluorochrome |
diphenyl diphenyl: RN given refers to unlabeled cpd; structure | 2.6 | 1 | 0 | aromatic fungicide; benzenes; biphenyls | antifungal agrochemical; antimicrobial food preservative |
4-phenylphenol 4-phenylphenol: RN given refers to cpd without isomeric designation. biphenyl-4-ol : A member of the class of hydroxybiphenyls that is biphenyl carrying a hydroxy group at position 4. | 2.02 | 1 | 0 | hydroxybiphenyls | |
xanthenes Xanthenes: Compounds with three aromatic rings in linear arrangement with an OXYGEN in the center ring. | 2 | 1 | 0 | xanthene | |
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) | 2.43 | 2 | 0 | benzoate ester; paraben; phenols | antifungal agent; antimicrobial agent |
2-chlorophenol chlorophenol : A halophenol that is any phenol containing one or more covalently bonded chlorine atoms. | 2.02 | 1 | 0 | 2-halophenol; monochlorophenol | |
3,4-dichloroaniline 3,4-dichloroaniline : A dichloroaniline having the two chloro-substituents at the 3- and 4-positions. | 2.39 | 2 | 0 | dichloroaniline | epitope; xenobiotic |
butylphen butylphen: irritant; structure. 4-tert-butylphenol : A member of the class of phenols that is phenol substituted with a tert-butyl group at position 4. | 2.02 | 1 | 0 | phenols | allergen |
pyrrolidonecarboxylic acid Pyrrolidonecarboxylic Acid: A cyclized derivative of L-GLUTAMIC ACID. Elevated blood levels may be associated with problems of GLUTAMINE or GLUTATHIONE metabolism.. 5-oxo-L-proline : An optically active form of 5-oxoproline having L-configuration. | 2.06 | 1 | 0 | 5-oxoproline; L-proline derivative; non-proteinogenic L-alpha-amino acid | algal metabolite |
1,2-dichloro-4-nitrobenzene [no description available] | 2 | 1 | 0 | | |
methylparaben methylparaben: used as a preservative in cosmetics but potentiates UV-induced damage of skin; RN given refers to parent cpd. methylparaben : A 4-hydroxybenzoate ester resulting from the formal condensation of the carboxy group of 4-hydroxybenzoic acid with methanol. It is the most frequently used antimicrobial preservative in cosmetics. It occurs naturally in several fruits, particularly in blueberries. | 2.02 | 1 | 0 | paraben | antifungal agent; antimicrobial food preservative; neuroprotective agent; plant metabolite |
quinuclidines Quinuclidines: A class of organic compounds which contain two rings that share a pair of bridgehead carbon atoms and contains an amine group. | 1.96 | 1 | 0 | quinuclidines; saturated organic heterobicyclic parent | |
monobenzone monobenzone: structure. monobenzone : The monobenzyl ether of hydroquinone. It is used as a topical drug for medical depigmentation. | 2.02 | 1 | 0 | benzyl ether | allergen; dermatologic drug; melanin synthesis inhibitor |
ethylmercuric chloride Ethylmercuric Chloride: A highly toxic compound used as a fungicide for treating seeds.. ethylmercuric chloride : A highly toxic organomercury compound which is used as a fungicide for treating seeds. | 2.36 | 2 | 0 | chlorine molecular entity; organomercury compound | fungicide |
2-methylpentane Hexanes: Six-carbon saturated hydrocarbon group of the methane series. Include isomers and derivatives. Various polyneuropathies are caused by hexane poisoning. | 2.03 | 1 | 0 | alkane | |
deanol Deanol: An antidepressive agent that has also been used in the treatment of movement disorders. The mechanism of action is not well understood.. N,N-dimethylethanolamine : A tertiary amine that is ethanolamine having two N-methyl substituents. | 2.03 | 1 | 0 | ethanolamines; tertiary amine | curing agent; radical scavenger |
3-chlorophenol 3-chlorophenol : A monochlorophenol carrying the chloro substituent at position 3. | 2.02 | 1 | 0 | monochlorophenol | |
n,n'-methylenebisacrylamide [no description available] | 2.1 | 1 | 0 | | |
dicofol Dicofol: An organochlorine insecticide.. dicofol : A tertiary alcohol that is DDT in which the benzylic hydrogen has been replaced by a hydroxy group. | 8.66 | 9 | 0 | monochlorobenzenes; organochlorine acaricide; tertiary alcohol | |
tetradifon tetradifon: acaricide; ovicide on deciduous fruits, citrus, cotton and other crops; structure. tetradifon : A sulfone that is diphenylsulfone in which one of the phenyl groups is substituted by chlorine at position 4, while the other is substituted by a chlorine at positions 2, 4, and 5. | 7.66 | 3 | 0 | monochlorobenzenes; organochlorine acaricide; sulfone; trichlorobenzene | |
tecnazene tetrachloronitrobenzene: sprout suppressant for potatoes; can be either the 1,2,4,5- and/or the 1,2,3,5-tetrachloro isomer; RN given refers to cpd with unspecified isomeric designation. tecnazene : A C-nitro compound that is nitrobenzene in which the four hydrogens located ortho- and para- to the nitro group have been replaced by chlorines. A fungicide used to control dry rot, it is no longer approved for use within the European Union. | 2.04 | 1 | 0 | aromatic fungicide; C-nitro compound; tetrachlorobenzene | antifungal agrochemical |
diethylhexyl phthalate Diethylhexyl Phthalate: An ester of phthalic acid. It appears as a light-colored, odorless liquid and is used as a plasticizer for many resins and elastomers.. bis(2-ethylhexyl) phthalate : A phthalate ester that is the bis(2-ethylhexyl) ester of benzene-1,2-dicarboxylic acid. | 2.45 | 2 | 0 | diester; phthalate ester | androstane receptor agonist; apoptosis inhibitor; plasticiser |
hexachlorobenzene Hexachlorobenzene: An agricultural fungicide and seed treatment agent.. hexachlorobenzene : A member of the class of chlorobenzenes that is benzene in which all of the hydrogens are replaced by chlorines. An agricultural fungicide introduced in the mid-1940s and formerly used as a seed treatment, its use has been banned since 1984 under the Stockholm Convention on Persistent Organic Pollutants. | 10.37 | 17 | 0 | aromatic fungicide; chlorobenzenes | antifungal agrochemical; carcinogenic agent; persistent organic pollutant |
2,4-dihydroxybenzophenone 2,4-dihydroxybenzophenone: structure in first source | 2.02 | 1 | 0 | benzophenones | |
captan Captan: One of the phthalimide fungicides.. captan : A dicarboximide that is 3a,4,7,7a-tetrahydrophthalimide in which the hydrogen attached to the nitrogen is replaced by a trichloromethyl group. A non-systemic fungicide introduced in the 1950s, it is widely used for the control of fungal diseases in fruits, vegetables, and ornamental crops. | 2.49 | 2 | 0 | isoindoles; organochlorine compound; organosulfur compound; phthalimide fungicide | antifungal agrochemical |
indolebutyric acid indolebutyric acid: RN given refers to parent cpd. indole-3-butyric acid : A indol-3-yl carboxylic acid that is butanoic acid carrying a 1H-indol-3-yl substituent at position 1. | 2.07 | 1 | 0 | indol-3-yl carboxylic acid | auxin; plant hormone; plant metabolite |
4-tert-octylphenol 4-tert-octylphenol: structure given in first source | 2.03 | 1 | 0 | alkylbenzene | |
fluoranthene fluoranthene: structure. fluoranthene : An ortho- and peri-fused polycyclic arene consisting of a naphthalene and benzene unit connected by a five-membered ring. | 2.02 | 1 | 0 | ortho- and peri-fused polycyclic arene | |
oxazoles Oxazoles: Five-membered heterocyclic ring structures containing an oxygen in the 1-position and a nitrogen in the 3-position, in distinction from ISOXAZOLES where they are at the 1,2 positions.. 1,3-oxazole : A five-membered monocyclic heteroarene that is an analogue of cyclopentadiene with O in place of CH2 at position 1 and N in place of CH at position 3.. oxazole : An azole based on a five-membered heterocyclic aromatic skeleton containing one N and one O atom. | 2.07 | 1 | 0 | 1,3-oxazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
thiazoles [no description available] | 2.54 | 2 | 0 | 1,3-thiazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
nitroblue tetrazolium Nitroblue Tetrazolium: Colorless to yellow dye that is reducible to blue or black formazan crystals by certain cells; formerly used to distinguish between nonbacterial and bacterial diseases, the latter causing neutrophils to reduce the dye; used to confirm diagnosis of chronic granulomatous disease. | 2.02 | 1 | 0 | organic cation | |
hydrazine diamine : Any polyamine that contains two amino groups. | 2.44 | 2 | 0 | azane; hydrazines | EC 4.3.1.10 (serine-sulfate ammonia-lyase) inhibitor |
paraoxon [no description available] | 2.38 | 2 | 0 | aryl dialkyl phosphate; organophosphate insecticide | EC 3.1.1.7 (acetylcholinesterase) inhibitor; mouse metabolite |
aminoimidazole carboxamide Aminoimidazole Carboxamide: An imidazole derivative which is a metabolite of the antineoplastic agents BIC and DIC. By itself, or as the ribonucleotide, it is used as a condensation agent in the preparation of nucleosides and nucleotides. Compounded with orotic acid, it is used to treat liver diseases.. 5-aminoimidazole-4-carboxamide : An aminoimidazole in which the amino group is at C-5 with a carboxamido group at C-4. | 2.75 | 3 | 0 | aminoimidazole; monocarboxylic acid amide | mouse metabolite |
methysergide Methysergide: An ergot derivative that is a congener of LYSERGIC ACID DIETHYLAMIDE. It antagonizes the effects of serotonin in blood vessels and gastrointestinal smooth muscle, but has few of the properties of other ergot alkaloids. Methysergide is used prophylactically in migraine and other vascular headaches and to antagonize serotonin in the carcinoid syndrome.. methysergide : A synthetic ergot alkaloid, structurally related to the oxytocic agent methylergonovine and to the potent hallucinogen LSD and used prophylactically to reduce the frequency and intensity of severe vascular headaches. | 2.37 | 2 | 0 | ergoline alkaloid | |
cyproterone acetate [no description available] | 2.02 | 1 | 0 | 20-oxo steroid; 3-oxo-Delta(4) steroid; acetate ester; chlorinated steroid; steroid ester | androgen antagonist; geroprotector; progestin |
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. | 2.75 | 3 | 0 | imidazolidine-2,4-dione | |
chlorfenvinphos Chlorfenvinphos: An organophosphorus cholinesterase inhibitor that is used as an insecticide and an acaricide. | 3.19 | 2 | 0 | dichlorobenzene; organic phosphate; organochlorine acaricide; organochlorine insecticide; organophosphate insecticide | agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor |
glycyrrhetinic acid [no description available] | 2.04 | 1 | 0 | cyclic terpene ketone; hydroxy monocarboxylic acid; pentacyclic triterpenoid | immunomodulator; plant metabolite |
fusarium Fusarium: A mitosporic Hypocreales fungal genus, various species of which are important parasitic pathogens of plants and a variety of vertebrates. Teleomorphs include GIBBERELLA. | 7.01 | 1 | 0 | | |
epitestosterone Epitestosterone: The 17-alpha isomer of TESTOSTERONE, derived from PREGNENOLONE via the delta5-steroid pathway, and via 5-androstene-3-beta,17-alpha-diol. Epitestosterone acts as an antiandrogen in various target tissues. The ratio between testosterone/epitestosterone is used to monitor anabolic drug abuse.. epitestosterone : An androstanoid that is the C-17 epimer of testosterone. | 2.02 | 1 | 0 | 17alpha-hydroxy steroid; 3-oxo-Delta(4) steroid; androstanoid | androgen antagonist; human metabolite |
flavanone flavanone: RN given refers to cpd with unspecified isomeric designation; structure in first source. flavanone : The simplest member of the class of flavanones that consists of flavan bearing an oxo substituent at position 4. | 2.44 | 2 | 0 | flavanones | |
podophyllotoxin Podophyllum: A genus of poisonous American herbs, family BERBERIDACEAE. The roots yield PODOPHYLLOTOXIN and other pharmacologically important agents. The plant was formerly used as a cholagogue and cathartic. It is different from the European mandrake, MANDRAGORA. | 2.15 | 1 | 0 | furonaphthodioxole; lignan; organic heterotetracyclic compound | antimitotic; antineoplastic agent; keratolytic drug; microtubule-destabilising agent; plant metabolite; tubulin modulator |
androstenediol Androstenediol: An intermediate in TESTOSTERONE biosynthesis, found in the TESTIS or the ADRENAL GLANDS. Androstenediol, derived from DEHYDROEPIANDROSTERONE by the reduction of the 17-keto group (17-HYDROXYSTEROID DEHYDROGENASES), is converted to TESTOSTERONE by the oxidation of the 3-beta hydroxyl group to a 3-keto group (3-HYDROXYSTEROID DEHYDROGENASES).. androst-5-ene-3beta,17beta-diol : A 3beta-hydroxy-Delta(5)-steroid that is 3beta-hydroxyandrost-5-ene carrying an additional hydroxy group at position 17beta. | 2.02 | 1 | 0 | 17beta-hydroxy steroid; 3beta-hydroxy-Delta(5)-steroid | androgen; human metabolite; mouse metabolite; radiation protective agent |
dihydrotestosterone Dihydrotestosterone: A potent androgenic metabolite of TESTOSTERONE. It is produced by the action of the enzyme 3-OXO-5-ALPHA-STEROID 4-DEHYDROGENASE.. 17beta-hydroxyandrostan-3-one : A 17beta-hydroxy steroid that is testosterone in which the 4-5 double bond has been reduced to a single bond with unspecified configuration at position 5.. 17beta-hydroxy-5alpha-androstan-3-one : A 17beta-hydroxy steroid that is testosterone in which the 4,5 double bond has been reduced to a single bond with alpha-configuration at position 5. | 2.44 | 2 | 0 | 17beta-hydroxy steroid; 17beta-hydroxyandrostan-3-one; 3-oxo-5alpha-steroid | androgen; Daphnia magna metabolite; human metabolite; mouse metabolite |
flavone flavone: RN given refers to unlabeled cpd; structure given in first source. flavone : The simplest member of the class of flavones that consists of 4H-chromen-4-one bearing a phenyl substituent at position 2. | 2.44 | 2 | 0 | flavones | metabolite; nematicide |
2,2,4-trimethylpentane 2,2,4-trimethylpentane: nephrotoxic. isooctane : An alkane that consists of pentane bearing two methyl substituents at position 2 and a single methyl substituent at position 4. | 2.02 | 1 | 0 | alkane; volatile organic compound | fuel additive; nephrotoxin; non-polar solvent |
malondialdehyde Malondialdehyde: The dialdehyde of malonic acid.. malonaldehyde : A dialdehyde that is propane substituted by two oxo groups at the terminal carbon atoms respectively. A biomarker of oxidative damage to lipids caused by smoking, it exists in vivo mainly in the enol form. | 3.93 | 12 | 0 | dialdehyde | biomarker |
resazurin resazurin: used as indicator in detection of hyposulfite (sulfoxylate); in food research (reductase test); structure | 2 | 1 | 0 | phenoxazine | |
allethrins Allethrins: Synthetic analogs of the naturally occurring insecticides cinerin, jasmolin, and pyrethrin. (From Merck Index, 11th ed) | 2.06 | 1 | 0 | cyclopropanecarboxylate ester | pyrethroid ester insecticide |
4-cumylphenol [no description available] | 2.02 | 1 | 0 | diarylmethane | |
pentachlorobenzene pentachlorobenzene: structure. pentachlorobenzene : A member of the class of pentachlorobenzenes that is benzene in which five of the hydrogens are replaced by chlorines. Now classed as a persistent organic pollutant under the Stockholm Convention. | 7.8 | 3 | 0 | pentachlorobenzenes | persistent organic pollutant |
acetylcysteine N-acetyl-L-cysteine : An N-acetyl-L-amino acid that is the N-acetylated derivative of the natural amino acid L-cysteine. | 3.18 | 5 | 0 | acetylcysteine; L-cysteine derivative; N-acetyl-L-amino acid | antidote to paracetamol poisoning; antiinfective agent; antioxidant; antiviral drug; ferroptosis inhibitor; geroprotector; human metabolite; mucolytic; radical scavenger; vulnerary |
o,p'-ddt o,p'-DDT: RN given refers to cpd without isomeric designation. | 3.57 | 8 | 0 | diarylmethane | |
ametryne ametryne: minor descriptor (72-83); on-line & Index Medicus search HERBICIDES, TRIAZINE (75-83) & HERBICIDES (72-74) & TRIAZINES (72-74); RN given refers to unlabeled cpd; structure. ametryn : A methylthio-1,3,5-triazine that is 2-(methylsulfanyl)-1,3,5-triazine substituted by an ethylamino and an isopropylamino group at positions 4 and 6 respectively. | 7 | 1 | 0 | diamino-1,3,5-triazine; methylthio-1,3,5-triazine | environmental contaminant; herbicide |
hydroxyethyl methacrylate hydroxyethyl methacrylate: many of cited refs are for gel which refers to polymeric form of above cpd: POLYHYDROXYETHYL METHACRYLATE. 2-hydroxyethyl methacrylate : An enoate ester that is the monomethacryloyl derivative of ethylene glycol. | 2.17 | 1 | 0 | enoate ester | allergen; polymerisation monomer |
terbutryne terbutryn : A methylthio-1,3,5-triazine that is 2-(methylsulfanyl)-1,3,5-triazine substituted by a tert-butylamino and an ethylamino group at positions 2 and 4 respectively. | 2.17 | 1 | 0 | diamino-1,3,5-triazine; methylthio-1,3,5-triazine | environmental contaminant; herbicide; xenobiotic |
fonofos Fonofos: An organothiophosphorus cholinesterase inhibitor that is used as an insecticide. | 2.07 | 1 | 0 | organic thiophosphate; organothiophosphate insecticide | agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor |
methylparaoxon [no description available] | 2.02 | 1 | 0 | C-nitro compound | |
methidathion methidathion: widely used on citrus, tobacco, alfalfa, cotton, sorghum & several other crops | 7.42 | 2 | 0 | organic thiophosphate; organothiophosphate insecticide | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor |
cytidine diphosphate choline Cytidine Diphosphate Choline: Donor of choline in biosynthesis of choline-containing phosphoglycerides. | 1.97 | 1 | 0 | nucleotide-(amino alcohol)s; phosphocholines | human metabolite; mouse metabolite; neuroprotective agent; psychotropic drug; Saccharomyces cerevisiae metabolite |
heptachlor epoxide Heptachlor Epoxide: An oxidation product of HEPTACHLOR formed by many plants and animals, including humans, after exposure to HEPTACHLOR. It has been shown to remain in soil treated with HEPTACHLOR for over fifteen years and is toxic to animals and humans. (From ATSDR Public Heath Statement, April 1989) | 3.24 | 6 | 0 | oxanes | |
endosulfan sulfate [no description available] | 6.59 | 59 | 0 | | |
4-hydroxybenzophenone 4-hydroxybenzophenone: RN given refers to parent cpd | 2.02 | 1 | 0 | benzophenones | |
decabromobiphenyl ether decabromobiphenyl ether: a flame retardant. decabromodiphenyl ether : A polybromodiphenyl ether that is diphenyl ether in which all of the hydrogens have been replaced by bromines. | 2.11 | 1 | 0 | polybromodiphenyl ether | neurotoxin |
4-chloro-2-cresol 4-chloro-2-cresol: metabolite of 2-methyl-4-chlorophenoxyacetic acid & other phenoxyacetic acid herbicides; RN given refers to parent cpd. 4-chloro-2-methylphenol : A member of the class of phenols that is o-cresol in which the hydrogen para to the hydroxy group is replaced by a chlorine. | 2.02 | 1 | 0 | monochlorobenzenes; phenols | |
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. | 3.76 | 10 | 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 |
4-octylphenol 4-octylphenol: xenoestrogen. 4-octylphenol : A member of the class of phenols that is phenol which is substituted at the para- position by an octyl group. | 2.7 | 3 | 0 | phenols | metabolite; surfactant; xenoestrogen |
tetrachloroisophthalonitrile tetrachloroisophthalonitrile: structure. chlorothalonil : A dinitrile that is benzene-1,3-dicarbonitrile substituted by four chloro groups. A non-systemic fungicide first introduced in the 1960s, it is used to control a range of diseases in a wide variety of crops. | 3.91 | 12 | 0 | aromatic fungicide; dinitrile; tetrachlorobenzene | antifungal agrochemical |
paraquat Paraquat: A poisonous dipyridilium compound used as contact herbicide. Contact with concentrated solutions causes irritation of the skin, cracking and shedding of the nails, and delayed healing of cuts and wounds.. paraquat : An organic cation that consists of 4,4'-bipyridine bearing two N-methyl substituents loctated at the 1- and 1'-positions. | 2.75 | 3 | 0 | organic cation | geroprotector; herbicide |
methiocarb Methiocarb: Insecticide, molluscacide, acaricide.. methiocarb : A carbamate ester obtained by the formal condensation of the phenolic group of 3,5-dimethyl-4-(methylsulfanyl)phenol with the carboxy group of methylcarbamic acid. | 7.03 | 1 | 0 | aryl sulfide; carbamate ester; methyl sulfide | acaricide; agrochemical; avicide; EC 3.1.1.7 (acetylcholinesterase) inhibitor; environmental contaminant; insecticide; molluscicide; xenobiotic |
decachlorobiphenyl decachlorobiphenyl: structure. decachlorobiphenyl : A polychlorobiphenyl that is biphenyl in which all of the hydrogens are replaced by chlorines. | 2.15 | 1 | 0 | pentachlorobenzenes; polychlorobiphenyl | |
fluometuron fluometuron: RN given refers to parent cpd; structure. fluometuron : A member of the class of 3-(3,4-substituted-phenyl)-1,1-dimethylureas that is urea in which one of the nitrogens is substituted by a 3-(trifluoromethyl)phenyl group while the other is substituted by two methyl groups. It is a herbicide used for the control of broadleaf weeds and annual grasses in cotton. | 2.44 | 2 | 0 | (trifluoromethyl)benzenes; 3-(3,4-substituted-phenyl)-1,1-dimethylurea | agrochemical; environmental contaminant; herbicide; photosystem-II inhibitor; xenobiotic |
dienochlor dienochlor: structure | 2.41 | 2 | 0 | organochlorine compound | |
octachloronaphthalene Perna: A genus of freshwater mussel in the family MYTILIDAE, class BIVALVIA. It is found in tropical and warm temperate coastal waters. Most species have green in their shells. | 2.07 | 1 | 0 | | |
mirex Mirex: An organochlorine insecticide that is carcinogenic. | 7.59 | 2 | 0 | chlorocarbon; organochlorine insecticide | persistent organic pollutant |
2,4,2',4'-tetrachlorobiphenyl 2,4,2',4'-tetrachlorobiphenyl: structure. 2,2',4,4'-tetrachlorobiphenyl : A tetrachlorobiphenyl that is biphenyl in which each of the phenyl groups is substituted at positions 2 and 4 by chlorines. | 2.02 | 1 | 0 | dichlorobenzene; tetrachlorobiphenyl | |
formothion formothion: was MH 1976-91 (see under INSECTICIDES, ORGANOTHIOPHOSPHATE 1976-90) | 1.99 | 1 | 0 | dicarboximide | |
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. | 2.41 | 2 | 0 | thujene | plant metabolite |
carbonates Carbonates: Salts or ions of the theoretical carbonic acid, containing the radical CO2(3-). Carbonates are readily decomposed by acids. The carbonates of the alkali metals are water-soluble; all others are insoluble. (From Grant & Hackh's Chemical Dictionary, 5th ed). carbonates : Organooxygen compounds that are salts or esters of carbonic acid, H2CO3. | 2.13 | 1 | 0 | carbon oxoanion | |
buthionine sulfoximine Buthionine Sulfoximine: A synthetic amino acid that depletes glutathione by irreversibly inhibiting gamma-glutamylcysteine synthetase. Inhibition of this enzyme is a critical step in glutathione biosynthesis. It has been shown to inhibit the proliferative response in human T-lymphocytes and inhibit macrophage activation. (J Biol Chem 1995;270(33):1945-7). 2-amino-4-(S-butylsulfonimidoyl)butanoic acid : A non-proteinogenic alpha-amino acid that is homocysteine in which the thiol group carries an oxo, imino and butyl groups.. S-butyl-DL-homocysteine (S,R)-sulfoximine : A sulfoximide that is the sulfoximine derivative of an analogue of DL-methionine in which the S-methyl group is replaced by S-butyl. | 2.01 | 1 | 0 | diastereoisomeric mixture; homocysteines; non-proteinogenic alpha-amino acid; sulfoximide | EC 6.3.2.2 (glutamate--cysteine ligase) inhibitor; ferroptosis inducer |
carboxin Carboxin: A systemic agricultural fungicide and seed treatment agent.. carboxin : An anilide obtained by formal condensation of the amino group of aniline with the carboxy group of 2-methyl-5,6-dihydro-1,4-oxathiine-3-carboxylic acid. A fungicide for control of bunts and smuts that is normally used as a seed treatment. | 1.99 | 1 | 0 | anilide fungicide; anilide; enamide; organosulfur heterocyclic compound; oxacycle; secondary carboxamide | antifungal agrochemical; EC 1.3.5.1 [succinate dehydrogenase (quinone)] inhibitor |
terbutylazine terbutylazine : A diamino-1,3,5-triazine that is N-tert-butyl-N'-methyl-1,3,5-triazine-2,4-diamine substituted by a chloro group at position 6. | 2.04 | 1 | 0 | chloro-1,3,5-triazine; diamino-1,3,5-triazine | environmental contaminant; herbicide; xenobiotic |
2,4,4'-trichlorobiphenyl [no description available] | 2.54 | 2 | 0 | | |
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. | 2.06 | 1 | 0 | elemental manganese; manganese group element atom | Escherichia coli metabolite; micronutrient |
mercury Mercury: A silver metallic element that exists as a liquid at room temperature. It has the atomic symbol Hg (from hydrargyrum, liquid silver), atomic number 80, and atomic weight 200.59. Mercury is used in many industrial applications and its salts have been employed therapeutically as purgatives, antisyphilitics, disinfectants, and astringents. It can be absorbed through the skin and mucous membranes which leads to MERCURY POISONING. Because of its toxicity, the clinical use of mercury and mercurials is diminishing.. mercury(0) : Elemental mercury of oxidation state zero. | 2.21 | 1 | 0 | elemental mercury; zinc group element atom | neurotoxin |
palladium Palladium: A chemical element having an atomic weight of 106.4, atomic number of 46, and the symbol Pd. It is a white, ductile metal resembling platinum, and following it in abundance and importance of applications. It is used in dentistry in the form of gold, silver, and copper alloys.. palladium : Chemical element (nickel group element atom) with atomic number 46. | 7.48 | 2 | 0 | metal allergen; nickel group element atom; platinum group metal atom | |
titanium Titanium: A dark-gray, metallic element of widespread distribution but occurring in small amounts with atomic number, 22, atomic weight, 47.867 and symbol, Ti; specific gravity, 4.5; used for fixation of fractures. | 2 | 1 | 0 | titanium group element atom | |
cadmium Cadmium: An element with atomic symbol Cd, atomic number 48, and atomic weight 112.41. It is a metal and ingestion will lead to CADMIUM POISONING.. elemental cadmium : An element in the zinc group of the periodic table with atomic number 48, atomic mass 112, M.P. 321degreeC, and B.P. 765degreeC). An odourless, tasteless, and highly poisonous soft, ductile, lustrous metal with electropositive properties. It has eight stable isotopes: (106)Cd, (108)Cd,(110)Cd, (111)Cd, (112)Cd, (113)Cd, (114)Cd and (116)Cd, with (112)Cd and (114)Cd being the most common. | 3.53 | 8 | 0 | cadmium molecular entity; zinc group element atom | |
chromium Chromium: A trace element that plays a role in glucose metabolism. It has the atomic symbol Cr, atomic number 24, and atomic weight 52. According to the Fourth Annual Report on Carcinogens (NTP85-002,1985), chromium and some of its compounds have been listed as known carcinogens.. chromium ion : An chromium atom having a net electric charge.. chromium atom : A chromium group element atom that has atomic number 24. | 7.44 | 2 | 0 | chromium group element atom; metal allergen | micronutrient |
gold Gold: A yellow metallic element with the atomic symbol Au, atomic number 79, and atomic weight 197. It is used in jewelry, goldplating of other metals, as currency, and in dental restoration. Many of its clinical applications, such as ANTIRHEUMATIC AGENTS, are in the form of its salts. | 7.11 | 1 | 0 | copper group element atom; elemental gold | |
ferrous sulfate ferrous sulfate: Ferro-Gradumet is ferrous sulfate in controlled release form; RN given refers to Fe(+2)[1:1] salt. iron(2+) sulfate (anhydrous) : A compound of iron and sulfate in which the ratio of iron(2+) to sulfate ions is 1:1. Various hydrates occur naturally - most commonly the heptahydrate, which loses water to form the tetrahydrate at 57degreeC and the monohydrate at 65degreeC. | 2.01 | 1 | 0 | iron molecular entity; metal sulfate | reducing agent |
copper sulfate Copper Sulfate: A sulfate salt of copper. It is a potent emetic and is used as an antidote for poisoning by phosphorus. It also can be used to prevent the growth of algae.. copper(II) sulfate : A metal sulfate compound having copper(2+) as the metal ion. | 2.41 | 2 | 0 | metal sulfate | emetic; fertilizer; sensitiser |
potassium dichromate Potassium Dichromate: Chromic acid (H2Cr2O7), dipotassium salt. A compound having bright orange-red crystals and used in dyeing, staining, tanning leather, as bleach, oxidizer, depolarizer for dry cells, etc. Medically it has been used externally as an astringent, antiseptic, and caustic. When taken internally, it is a corrosive poison.. potassium dichromate : A potassium salt that is the dipotassium salt of dichromic acid. | 2.97 | 4 | 0 | potassium salt | allergen; oxidising agent; sensitiser |
chlorine Chlorine: An element with atomic symbol Cl, atomic number 17, and atomic weight 35, and member of the halogen family. | 7.42 | 2 | 0 | diatomic chlorine; gas molecular entity | bleaching agent |
propham propham: minor descriptor (72-85); on-line & Index Medicus search HERBICIDES, CARBAMATE (72-85); RN given refers to parent cpd. propham : A carbamate ester that is the isopropyl ester of phenylcarbamic acid. It is a selective herbicide used for the control of annual grasses and some broad-leaf weeds and is also a growth regulator for control of sprouting in stored potatoes. | 7.25 | 1 | 0 | benzenes; carbamate ester | herbicide; plant growth retardant |
methyl demeton methyl mercaptophos: was MH 1972-91 (see under INSECTICIDES, ORGANOTHIOPHOSPHATE (1975-90, Prov 1972-74)) | 2.4 | 2 | 0 | | |
ozone Ozone: The unstable triatomic form of oxygen, O3. It is a powerful oxidant that is produced for various chemical and industrial uses. Its production is also catalyzed in the ATMOSPHERE by ULTRAVIOLET RAY irradiation of oxygen or other ozone precursors such as VOLATILE ORGANIC COMPOUNDS and NITROGEN OXIDES. About 90% of the ozone in the atmosphere exists in the stratosphere (STRATOSPHERIC OZONE).. ozone : An elemental molecule with formula O3. An explosive, pale blue gas (b.p. -112degreeC) that has a characteristic, pungent odour, it is continuously produced in the upper atmosphere by the action of solar ultraviolet radiation on atmospheric oxygen. It is an antimicrobial agent used in the production of bottled water, as well as in the treatment of meat, poultry and other foodstuffs. | 7.42 | 2 | 0 | elemental molecule; gas molecular entity; reactive oxygen species; triatomic oxygen | antiseptic drug; disinfectant; electrophilic reagent; greenhouse gas; mutagen; oxidising agent; tracer |
lead nitrate lead nitrate: RN given refers to unspecified lead nitrate | 2.03 | 1 | 0 | inorganic nitrate salt; lead coordination entity | |
cadmium chloride Cadmium Chloride: A cadmium halide in the form of colorless crystals, soluble in water, methanol, and ethanol. It is used in photography, in dyeing, and calico printing, and as a solution to precipitate sulfides. (McGraw-Hill Dictionary of Scientific and Technical Terms, 5th ed). cadmium dichloride : A cadmium coordination entity in which cadmium(2+) and Cl(-) ions are present in the ratio 2:1. Although considered to be ionic, it has considerable covalent character to its bonding. | 2.03 | 1 | 0 | cadmium coordination entity | |
carbendazim carbendazim: carcinogen when combined with sodium nitrite; principle metabolite of thiophanate methyl & benomyl; structure. carbendazim : A member of the class of benzimidazoles that is 2-aminobenzimidazole in which the primary amino group is substituted by a methoxycarbonyl group. A fungicide, carbendazim controls Ascomycetes, Fungi Imperfecti, and Basidiomycetes on a wide variety of crops, including bananas, cereals, cotton, fruits, grapes, mushrooms, ornamentals, peanuts, sugarbeet, soybeans, tobacco, and vegetables. | 2.46 | 2 | 0 | benzimidazole fungicide; benzimidazoles; benzimidazolylcarbamate fungicide; carbamate ester | antifungal agrochemical; antinematodal drug; metabolite; microtubule-destabilising agent |
ac 45594 [no description available] | 2.02 | 1 | 0 | aromatic ether | |
quinalphos quinalphos: RN given refers to cpd with locant for quinoxalinyl group in position 2; structure | 3.09 | 5 | 0 | organic thiophosphate; organothiophosphate insecticide | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor |
tetradecanoylphorbol acetate Tetradecanoylphorbol Acetate: A phorbol ester found in CROTON OIL with very effective tumor promoting activity. It stimulates the synthesis of both DNA and RNA.. phorbol ester : Esters of phorbol, originally found in croton oil (from Croton tiglium, of the family Euphorbiaceae). A number of phorbol esters possess activity as tumour promoters and activate the mechanisms associated with cell growth. Some of these are used in experiments as activators of protein kinase C.. phorbol 13-acetate 12-myristate : A phorbol ester that is phorbol in which the hydroxy groups at the cyclopropane ring juction (position 13) and the adjacent carbon (position 12) have been converted into the corresponding acetate and myristate esters. It is a major active constituent of the seed oil of Croton tiglium. It has been used as a tumour promoting agent for skin carcinogenesis in rodents and is associated with increased cell proliferation of malignant cells. However its function is controversial since a decrease in cell proliferation has also been observed in several cancer cell types. | 1.98 | 1 | 0 | acetate ester; diester; phorbol ester; tertiary alpha-hydroxy ketone; tetradecanoate ester | antineoplastic agent; apoptosis inducer; carcinogenic agent; mitogen; plant metabolite; protein kinase C agonist; reactive oxygen species generator |
2,4',5-trichlorobiphenyl [no description available] | 2.05 | 1 | 0 | | |
fluorides [no description available] | 2.66 | 2 | 0 | halide anion; monoatomic fluorine | |
leptophos Leptophos: An organothiophosphate insecticide.. leptophos : A racemate comprising equimolar amounts of (R)- and (S)-leptophos. It is an organothiophosphate insecticide that shows neurotoxic effect in humans.. O-(4-bromo-2,5-dichlorophenyl) O-methyl phenylphosphonothioate : An organic phosphonate that is phenylphosphonothioic O,O-acid in which the hydroxy groups are substituted by methoxy and 4-bromo-2,5-dichlorophenoxy groups. | 1.99 | 1 | 0 | bromobenzenes; dichlorobenzene; organic phosphonate; phosphonic ester | |
fenamiphos [no description available] | 1.99 | 1 | 0 | organophosphate insecticide; organophosphate nematicide; phosphoramidate ester | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor |
fenitrothion Fenitrothion: An organothiophosphate cholinesterase inhibitor that is used as an insecticide.. fenitrothion : An organic thiophosphate that is O,O-dimethyl O-phenyl phosphorothioate substituted by a methyl group at position 3 and a nitro group at position 4. | 3.38 | 7 | 0 | C-nitro compound; organic thiophosphate | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; insecticide |
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. | 2.1 | 1 | 0 | benzenes; phenyl acetates | |
tributyl phosphate tributyl phosphate: a detergent. tributyl phosphate : A trialkyl phosphate that is the tributyl ester of phosphoric acid. | 2.02 | 1 | 0 | trialkyl phosphate | |
pirimicarb pirimicarb: structure. pirimicarb : An aminopyrimidine that is N,N,4,5-tetramethylpyrimidin-2-amine substituted by a (dimethylcarbamoyl)oxy group at position 4. | 2.91 | 4 | 0 | aminopyrimidine; carbamate ester; tertiary amino compound | agrochemical; carbamate insecticide; EC 3.1.1.7 (acetylcholinesterase) inhibitor; environmental contaminant; insecticide; xenobiotic |
triazophos triazophos: structure | 7.47 | 2 | 0 | organic thiophosphate; organothiophosphate insecticide | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; nematicide |
propamocarb propamocarb: RN given refers to parent cpd. propamocarb : A carbamate ester that is the propyl ester of 3-(dimethylamino)propylcarbamic acid. It is a systemic fungicide, used (normally as the hydrochloride salt) for the control of soil, root and leaf diseases caused by oomycetes, particularly Phytophthora and Pythium species. | 2.02 | 1 | 0 | carbamate ester; carbamate fungicide; tertiary amino compound | antifungal agrochemical; environmental contaminant; xenobiotic |
benthiocarb Saturn: The sixth planet in order from the sun. It is one of the five outer planets of the solar system. Its twelve natural satellites include Phoebe and Titan. | 1.98 | 1 | 0 | monochlorobenzenes; monothiocarbamic ester | |
octachlorostyrene [no description available] | 7.15 | 1 | 0 | organochlorine compound | |
pirimiphos methyl pirimiphos methyl: structure. pirimiphos-methyl : An organic thiophosphate that is O,O-dimethyl O-pyrimidin-4-yl phosphorothioate substituted by a methyl group at position 6 and a diethylamino group at position 2. | 2.08 | 1 | 0 | aminopyrimidine; organic thiophosphate | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; environmental contaminant; insecticide |
dechlorane 602 dechlorane 602: structure in first source | 2.11 | 1 | 0 | | |
pcb 118 [no description available] | 2.11 | 1 | 0 | dichlorobenzene; pentachlorobiphenyl; trichlorobenzene | |
procymidone procymidone : An azabicycloalkane that is 1,5-dimethyl-3-azabicyclo[3.1.0]hexane-2,4-dione in which the amino hydrogen is replaced by a 3,5-dichlorophenyl group. A fungicide widely used in horticulture as a seed dressing, pre-harvest spray or post-harvest dip for the control of various diseases. | 2.98 | 4 | 0 | | |
amitraz amitraz: ixodicide (tick control); structure. amitraz : A tertiary amino compound that is 1,3,5-triazapenta-1,4-diene substituted by a methyl group at position 3 and 2,4-dimethylphenyl groups at positions 1 and 5. | 7.4 | 2 | 0 | formamidines; tertiary amino compound | acaricide; environmental contaminant; insecticide; xenobiotic |
promegestone Promegestone: A synthetic progestin which is useful for the study of progestin distribution and progestin tissue receptors, as it is not bound by transcortin and binds to progesterone receptors with a higher association constant than progesterone.. promegestone : A progestin consisting of 17beta-propionylestra-4,9-dien-3-one substituted at position 17 by a methyl group. | 2.02 | 1 | 0 | 20-oxo steroid; 3-oxo-Delta(4) steroid | antineoplastic agent; progesterone receptor agonist; progestin |
prothiophos prothiophos: caused hypoglycemia & reduced blood urea levels in rats; structure in first source; inhibits acetylcholinesterase. prothiofos : An organic thiophosphate that is the 2,4-dichlorophenyl ester of O-ethyl S-propyl dithiophosphoric acid. | 2.41 | 2 | 0 | dichlorobenzene; organic thiophosphate; organosulfur compound | agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; insecticide |
2,4'-dichlorobiphenyl 2,4'-dichlorobiphenyl: RN given refers to unlabeled cpd. 2,4'-dichlorobiphenyl : A dichlorobiphenyl that is chlorobenzene in which the hydrogen at position 2 has been replaced by a 4-chlorophenyl group. | 2.02 | 1 | 0 | dichlorobiphenyl; monochlorobenzenes | |
2,4,5,2',4',5'-hexachlorobiphenyl [no description available] | 3.18 | 5 | 0 | hexachlorobiphenyl | |
2,2',3',4,4',5-hexachlorobiphenyl [no description available] | 2.55 | 2 | 0 | polychlorobiphenyl | |
pcb 180 PCB 180: C12-H3-Cl7 | 2.84 | 3 | 0 | polychlorobiphenyl | |
enilconazole enilconazole: RN given refers to parent cpd. enilconazole : A racemate comprising equimolar amounts of (R)- and (S)-enilconazole. A fungicide used to control a wide range of fungi including Tilletia and Helminthosporium spp. on fruit, vegetables and ornamentals. In veterinary medicine, it is used topically for the treatment of fungal skin infections in cattle, dogs, and horses; it is also used by inhalation for the treatment of aspergillosis in ostriches.. 1-[2-(allyloxy)-2-(2,4-dichlorophenyl)ethyl]imidazole : A member of the class of imidazoles in which the hydrogen at position 1 is replaced by a 2-(allyloxy)-2-(2,4-dichlorophenyl)ethyl group. | 2 | 1 | 0 | dichlorobenzene; ether; imidazoles | |
2,5,2',5'-tetrachlorobiphenyl 2,2',5,5'-tetrachlorobiphenyl : A tetrachlorobiphenyl that is biphenyl in which the hydrogens at the 2 and 5 position of each benzene ring are replaced by chlorines. | 2.13 | 1 | 0 | dichlorobenzene; tetrachlorobiphenyl | |
iprodione iprodione : An imidazolidine-2,4-dione in which the nitrogen at position 1 is substituted by an N-(isopropyl)carboxamide group while that at position 3 is substituted by a 3,5-dichlorophenyl group. A contact fungicide, it blocks the growth of the fungal mycelium and inhibits the germination of fungal spores. It is used on fruit and vegetable crops affected by various fungal diseases. It is also used as a nematicide. | 2.75 | 3 | 0 | benzenes; dichlorophenyl dicarboximide fungicide; imidazole fungicide; imidazolidine-2,4-dione; ureas | antifungal agrochemical; nematicide |
2,4,5,2',5'-pentachlorobiphenyl [no description available] | 2.15 | 1 | 0 | | |
pendimethalin pendimethalin : A member of the class of substituted anilines that is N-(pentan-3-yl)aniline bearing two additional nitro substituents at positions 2 and 6 as well as two methyl substituents at positions 3 and 4. A herbicide used to control most annual grasses and many annual broad-leaved weeds. | 2.46 | 2 | 0 | C-nitro compound; secondary amino compound; substituted aniline | agrochemical; environmental contaminant; herbicide |
profenofos [no description available] | 8.16 | 5 | 0 | monochlorobenzenes; organic thiophosphate; organochlorine insecticide; organophosphate insecticide | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor |
vinclozolin vinclozolin : A racemate comprising equimolar amounts of (R)- and (S)-vinclozolin. A fungicide used mainly on oilseed rape, vines, fruit and vegetables to control Botrytis, Sclerotinia and Monilia spp.. 3-(3,5-dichlorophenyl)-5-ethenyl-5-methyl-2,4-oxazolidinedione : A member of the class of oxazolidinones that is 5-ethenyl-5-methyl-2,4-oxazolidinedione in which the imide hydrogen is replaced by a 3,5-dichlorophenyl group. | 2.07 | 1 | 0 | dicarboximide; dichlorobenzene; olefinic compound; oxazolidinone | |
thidiazuron [no description available] | 7.1 | 1 | 0 | ureas | |
permethrin hemoglobin Atlanta-Coventry: Leu replaced by Pro at beta75 and Leu deleted at beta141 | 3.61 | 9 | 0 | cyclopropanecarboxylate ester; cyclopropanes | agrochemical; ectoparasiticide; pyrethroid ester acaricide; pyrethroid ester insecticide; scabicide |
chlorodiphenyl (54% chlorine) Chlorodiphenyl (54% Chlorine): A mixture of polychlorinated biphenyls that induces hepatic microsomal UDP-glucuronyl transferase activity towards thyroxine.. Aroclor 1254 : A mixture of polychlorobiphenyls of unspecified composition, containing 54% chlorine (X = Cl or H). | 2.69 | 3 | 0 | | |
decamethrin decamethrin: pyrethroid insecticide; RN given refers to cpd without isomeric designation; structure | 4.38 | 20 | 0 | aromatic ether; cyclopropanecarboxylate ester; nitrile; organobromine compound | agrochemical; antifeedant; calcium channel agonist; EC 3.1.3.16 (phosphoprotein phosphatase) inhibitor; pyrethroid ester insecticide |
dibutylaminosulfenylcarbofuran dibutylaminosulfenylcarbofuran: RN given refers to cpd with unspecified thio moieties | 2.06 | 1 | 0 | 1-benzofurans; carbamate ester | acaricide; agrochemical; carbamate insecticide; EC 3.1.1.7 (acetylcholinesterase) inhibitor; nematicide |
fenpropathrin, (+-)-isomer fenpropathrin: RN given refers to cpd without isomeric designation. fenpropathrin : A cyclopropanecarboxylate ester obtained by formal condensation between 2,2,3,3-tetramethylcyclopropanecarboxylic acid and cyano(3-phenoxyphenyl)methanol. | 2.5 | 2 | 0 | aromatic ether; cyclopropanecarboxylate ester | agrochemical; pyrethroid ester acaricide; pyrethroid ester insecticide |
colforsin Colforsin: Potent activator of the adenylate cyclase system and the biosynthesis of cyclic AMP. From the plant COLEUS FORSKOHLII. Has antihypertensive, positive inotropic, platelet aggregation inhibitory, and smooth muscle relaxant activities; also lowers intraocular pressure and promotes release of hormones from the pituitary gland. | 2.44 | 2 | 0 | acetate ester; cyclic ketone; labdane diterpenoid; organic heterotricyclic compound; tertiary alpha-hydroxy ketone; triol | adenylate cyclase agonist; anti-HIV agent; antihypertensive agent; plant metabolite; platelet aggregation inhibitor; protein kinase A agonist |
fluvalinate fluvalinate: RN given refers to 2-cyano isomer (DL)-isomer | 7.44 | 2 | 0 | (trifluoromethyl)benzenes; aromatic ether; monochlorobenzenes; nitrile; organochlorine acaricide; organochlorine insecticide; organofluorine acaricide; organofluorine insecticide | agrochemical; pyrethroid ester acaricide; pyrethroid ester insecticide |
fenoxycarb fenoxycarb: used against mosquitoes (Diptera:Culicidae); structure given in first source. fenoxycarb : A carbamate ester that is the O-ethyl carbamate of 2-(4-phenoxyphenoxy)ethylamine. | 2.05 | 1 | 0 | aromatic ether; carbamate ester | environmental contaminant; insecticide; juvenile hormone mimic; xenobiotic |
sulfometuron methyl sulfometuron methyl: structure given in first source. sulfometuron methyl : A benzoate ester that is the methyl ester of 2-{[(4,6-dimethylpyrimidin-2-yl)carbamoyl]sulfamoyl}benzoic acid. | 1.97 | 1 | 0 | benzoate ester; N-sulfonylurea; pyrimidines | EC 2.2.1.6 (acetolactate synthase) inhibitor; herbicide |
metsulfuron methyl metsulfuron methyl : A N-sulfonylurea in which the sulfonyl group is attached to a 2-(methoxycarbonyl)phenyl group while a (4-methoxy-6-methyl-1,3,5-triazin-2-yl group replaces one of the amino hydrogens of the remaining urea group. | 2.44 | 2 | 0 | 1,3,5-triazines; benzoate ester; N-sulfonylurea | environmental contaminant; herbicide; xenobiotic |
florisil Florisil: hard, porous, granular substance used in vitamin analysis, chromatography, & antibiotic processing | 2.03 | 1 | 0 | | |
trazodone hydrochloride Triticum: A plant genus of the family POACEAE that is the source of EDIBLE GRAIN. A hybrid with rye (SECALE CEREALE) is called TRITICALE. The seed is ground into FLOUR and used to make BREAD, and is the source of WHEAT GERM AGGLUTININS.. trazodone hydrochloride : A hydrochloride salt prepared from equimolar amounts of trazodone and hydrogen chloride. | 2.02 | 1 | 0 | hydrochloride | adrenergic antagonist; antidepressant; H1-receptor antagonist; sedative; serotonin uptake inhibitor |
4-[1-[4-[2-(dimethylamino)ethoxy]phenyl]-2-phenylbut-1-enyl]phenol [no description available] | 2.02 | 1 | 0 | stilbenoid | |
glutathione disulfide Glutathione Disulfide: A GLUTATHIONE dimer formed by a disulfide bond between the cysteine sulfhydryl side chains during the course of being oxidized. | 2 | 1 | 0 | glutathione derivative; organic disulfide | Escherichia coli metabolite; mouse metabolite |
taleranol taleranol: a metabolite of ZEARALENONE which is a non-steroidal estrogenic lactone used as an anabolic compound in animal feed; a stereoisomer of ZERANOL (alpha-zearalanol) | 2.02 | 1 | 0 | macrolide | |
bisphenol b [no description available] | 2.02 | 1 | 0 | bisphenol | |
trenbolone acetate Trenbolone Acetate: An anabolic steroid used mainly as an anabolic agent in veterinary practice. | 2.06 | 1 | 0 | steroid ester | |
2,3,5,6-tetrachlorohydroquinone [no description available] | 1.99 | 1 | 0 | chlorohydroquinones; tetrachlorobenzene | |
triazoles Triazoles: Heterocyclic compounds containing a five-membered ring with two carbon atoms and three nitrogen atoms with the molecular formula C2H3N3.. triazoles : An azole in which the five-membered heterocyclic aromatic skeleton contains three N atoms and two C atoms. | 3 | 4 | 0 | 1,2,3-triazole | |
delphinidin Paraffin: A mixture of solid hydrocarbons obtained from petroleum. It has a wide range of uses including as a stiffening agent in ointments, as a lubricant, and as a topical anti-inflammatory. It is also commonly used as an embedding material in histology.. delphinidin chloride : An anthocyanidin chloride that has delphinidin as the cationic counterpart. | 2.74 | 3 | 0 | anthocyanidin chloride | |
alfatradiol alfatradiol: used for treating androgenetic alopecia. 17alpha-estradiol : An estradiol that is estra-1,3,5(10)-triene substituted by hydroxy groups at positions 3 and 17 (the 17alpha stereoisomer). | 2.02 | 1 | 0 | 17alpha-hydroxy steroid; 3-hydroxy steroid; estradiol | estrogen; geroprotector |
4,4'-Dihydroxybenzophenone [no description available] | 2.02 | 1 | 0 | benzophenones | |
deanol aceglutamate [no description available] | 2.03 | 1 | 0 | | |
enrofloxacin Enrofloxacin: A fluoroquinolone antibacterial and antimycoplasma agent that is used in veterinary practice.. enrofloxacin : A quinolinemonocarboxylic acid that is 1,4-dihydroquinoline-3-carboxylic acid substituted by an oxo group at position 4, a fluoro group at position 6, a cyclopropyl group at position 1 and a 4-ethylpiperazin-1-yl group at position 7. It is a veterinary antibacterial agent used for the treatment of pets. | 2.05 | 1 | 0 | cyclopropanes; N-alkylpiperazine; N-arylpiperazine; organofluorine compound; quinolinemonocarboxylic acid; quinolone | antibacterial agent; antimicrobial agent; antineoplastic agent |
ethofenprox ethofenprox: synthetic pyrethroid for insecticidal efficacy against mosquito larvae & on non-target organisms. etofenprox : An aromatic ether that is the 3-phenoxybenzyl ether of 2-(4-ethoxyphenyl)-2-methylpropan-1-ol. | 2.05 | 1 | 0 | aromatic ether | pyrethroid ether insecticide |
6-hydroxyflavone 6-hydroxyflavone: antioxidant; structure in first source | 2.02 | 1 | 0 | hydroxyflavonoid | |
hesperetin [no description available] | 2.04 | 1 | 0 | 3'-hydroxyflavanones; 4'-methoxyflavanones; monomethoxyflavanone; trihydroxyflavanone | antineoplastic agent; antioxidant; plant metabolite |
nicosulfuron nicosulfuron: inhibits ACETOLACTATE SYNTHASE; Accent is DuPont brand name. nicosulfuron : A N-sulfonylurea that is 2-(carbamoylsulfamoyl)-N,N-dimethylpyridine-3-carboxamide substituted by a 4,6-dimethoxypyrimidin-2-yl group at the amino nitrogen. | 2.06 | 1 | 0 | N-sulfonylurea; pyridines; pyrimidines | environmental contaminant; herbicide; xenobiotic |
prochloraz Mirage: a feldspathic porcelain that can be etched & bonded to the tooth. prochloraz : A member of the class of ureas that is 1H-imidazole-1-carboxamide substituted by a propyl and a 2-(2,4,6-trichlorophenoxy)ethyl group at the amino nitrogen atom. A fungicide active against a wide range of diseases affecting field crops, fruit, turf and vegetables. | 2.02 | 1 | 0 | amide fungicide; aromatic ether; conazole fungicide; imidazole fungicide; imidazoles; trichlorobenzene; ureas | antifungal agrochemical; EC 1.14.13.70 (sterol 14alpha-demethylase) inhibitor; environmental contaminant; xenobiotic |
2,2-bis(4-hydroxyphenyl)-1,1,1-trichloroethane 2,2-bis(4-hydroxyphenyl)-1,1,1-trichloroethane: methoxychlor metabolite | 2.71 | 3 | 0 | bisphenol | |
1,1-Dichloro-2,2-bis(4-hydroxyphenyl)ethylene [no description available] | 2.02 | 1 | 0 | diarylmethane | |
difenoconazole difenoconazole : A member of the class of dioxolanes that is 1,3-dioxolane substituted at position 2 by 2-chloro-4-(4-chlorophenoxy)phenyl and 1,2,4-triazol-1-ylmethyl groups. A broad spectrum fungicide with novel broad-range activity used as a spray or seed treatment. It is moderately toxic to humans, mammals, birds and most aquatic organisms. | 2.5 | 2 | 0 | aromatic ether; conazole fungicide; cyclic ketal; dioxolane; triazole fungicide; triazoles | antifungal agrochemical; EC 1.14.13.70 (sterol 14alpha-demethylase) inhibitor; environmental contaminant; xenobiotic |
cyprodinil cyprodinil: structure in first source. cyprodinil : A member of the class of aminopyrimidine that is N-phenylpyrimidin-2-amine carrying additional cyclopropyl and methyl substituents at positions 4 and 6 respectively. A broad spectrum fungicide used to control a range of pathogens including Tapesia yallundae, Botrytis spp., Alternaria spp. and Rhynchospium secalis. Whilst it is a recognised irritant no serious human health concerns have been identified. It is moderately toxic to birds as well as most aquatic organisms and earthworms, but it is not considered toxic to honeybees. | 2.5 | 2 | 0 | aminopyrimidine; anilinopyrimidine fungicide; cyclopropanes; secondary amino compound | antifungal agrochemical; aryl hydrocarbon receptor agonist; environmental contaminant; xenobiotic |
s-methyl benzo(1,2,3)thiadiazole-7-carbothioate S-methyl benzo(1,2,3)thiadiazole-7-carbothioate: induces system acquired resistance in wheat; structure in first source. acibenzolar-S-methyl : A benzothiadiazole that is the S-methyl thioester derivative of acibenzolar. A profungicide (by hydrolysis of the thioester group to give the corresponding carboxylic acid), it is used as a fungicide and plant activator on a variety of crops, including cotton, chili peppers, lettuce, onions, spinach, tobacco, and tomatoes. | 2.25 | 1 | 0 | benzothiadiazole; thioester | antifungal agrochemical; plant activator; profungicide |
nsc-172755 butocin: S-substituted analog of mercaptopurine which functions as a cytostatic agent; minor descriptor (75-85); on-line search 6-MERCAPTOPURINE/AA (75-84); Index Medicus search MERCAPTOPURINE/analogs (75-84) | 2.1 | 1 | 0 | | |
equol Equol: A non-steroidal ESTROGEN generated when soybean products are metabolized by certain bacteria in the intestines. | 2.02 | 1 | 0 | hydroxyisoflavans | |
pyrimethanil pyrimethanil: structure in first source. pyrimethanil : A member of the class of aminopyrimidines that is N-phenylpyrimidin-2-amine carrying two additional methyl substituents at positions 4 and 6. A fungicide used to control grey mould on fruit, vegetables and ornamentals as well as leaf scab on pome fruit. Also commonly employed to control Botrytis cinerea throughout the winemaking process in grapes, must, fermenting must and wine. | 2.08 | 1 | 0 | aminopyrimidine; anilinopyrimidine fungicide; secondary amino compound | antifungal agrochemical; aryl hydrocarbon receptor agonist; environmental contaminant; xenobiotic |
tolclofos-methyl tolclofos-methyl: a fungicide used in the cultivation of cotton, sugar beets, and ornamental plants. tolclofos-methyl : An organic thiophosphate that is 2,6-dichloro-4-methylphenol in which the hydrogen of the hydroxy group group has been replaced by a dimethoxyphosphorothioyl group. Tolclofos-methyl is a phospholipid biosynthesis inhibitor and fungicide that is used for controlling soil-borne diseases caused by Typhula incarnata, Corticium rolfsii, Typhula ishikariensis, and Rhizoctonia solani. | 2.02 | 1 | 0 | dichlorobenzene; organic thiophosphate | antifungal agrochemical |
androstan-3-ol [no description available] | 2.02 | 1 | 0 | 3-hydroxy steroid | androgen |
novaluron novaluron: insecticide | 2.06 | 1 | 0 | aromatic ether; benzoylurea insecticide; monochlorobenzenes; organofluorine compound | |
2,2',4,4'-tetrabromodiphenyl ether [no description available] | 2.54 | 2 | 0 | aromatic ether; organobromine compound | |
3,3',5,5'-tetrachlorobiphenyl-4,4'-diol 3,3',5,5'-tetrachlorobiphenyl-4,4'-diol : A member of the class of hydroxybiphenyls formed formally by chlorination of biphenyl-4,4'-diol at C-3, -3', -5 and -5'. | 2.02 | 1 | 0 | dichlorobenzene; hydroxybiphenyls | |
3,3'-Dihydroxyhexestrol [no description available] | 2.02 | 1 | 0 | stilbenoid | |
endosulfan ether [no description available] | 3.29 | 6 | 0 | | |
fulvestrant Fulvestrant: An estradiol derivative and estrogen receptor antagonist that is used for the treatment of estrogen receptor-positive, locally advanced or metastatic breast cancer.. fulvestrant : A 3-hydroxy steroid that is 17beta-estradiol in which the 7alpha hydrogen has been replaced by a nonyl group in which one of the hydrogens of the terminal methyl has been replaced by a (4,4,5,5,5-pentafluoropentyl)sulfinyl group. An estrogen receptor antagonist, it is used in the treatment of breast cancer. | 2.42 | 2 | 0 | 17beta-hydroxy steroid; 3-hydroxy steroid; organofluorine compound; sulfoxide | antineoplastic agent; estrogen antagonist; estrogen receptor antagonist |
tert-butylbicyclophosphorothionate tert-butylbicyclophosphorothionate: binds to GABA & ion recognition sites; structure given in first source | 2.38 | 2 | 0 | organic thiophosphate | |
cyfluthrin cyfluthrin: effective against mosquitoes. cyfluthrin : A carboxylic ester obtained by formal condensation between 3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylic acid and (4-fluoro-3-phenoxyphenyl)(hydroxy)acetonitrile. | 2.06 | 1 | 0 | aromatic ether; cyclopropanecarboxylate ester; nitrile; organochlorine compound; organofluorine compound | agrochemical; pyrethroid ester insecticide |
methoxyfenozide methoxyfenozide: structure in first source. methoxyfenozide : A carbohydrazide that is hydrazine in which the amino hydrogens have been replaced by 3-methoxy-2-methylbenzoyl, 3,5-dimethylbenzoyl, and tert-butyl groups respectively. | 2.44 | 2 | 0 | carbohydrazide; monomethoxybenzene | environmental contaminant; insecticide; xenobiotic |
4-hydroxy-2',3',4'-5'-tetrachlorobiphenyl 4-hydroxy-2',3',4'-5'-tetrachlorobiphenyl: structure in first source | 2.02 | 1 | 0 | biphenyls; tetrachlorobenzene | |
thiamethoxam Thiamethoxam: A nitro-oxazine and thiazole derivative that is used as a broad spectrum neonicotinoid insecticide.. thiamethoxam : An oxadiazane that is tetrahydro-N-nitro-4H-1,3,5-oxadiazin-4-imine bearing (2-chloro-1,3-thiazol-5-yl)methyl and methyl substituents at positions 3 and 5 respectively. | 7.54 | 2 | 0 | 1,3-thiazoles; 2-nitroguanidine derivative; organochlorine compound; oxadiazane | antifeedant; carcinogenic agent; environmental contaminant; neonicotinoid insectide; xenobiotic |
indoxacarb indoxacarb: oxadiazine insecticide; structure in first source. insecticide : Strictly, a substance intended to kill members of the class Insecta. In common usage, any substance used for preventing, destroying, repelling or controlling insects. | 7.75 | 3 | 0 | methyl ester; organochlorine insecticide | voltage-gated sodium channel blocker |
Zearalanone [no description available] | 2.02 | 1 | 0 | macrolide; resorcinols | |
1-(4-ethynylphenyl)-4-propyl-2,6,7-trioxabicyclo(2.2.2)octane 1-(4-ethynylphenyl)-4-propyl-2,6,7-trioxabicyclo(2.2.2)octane: GABA(A) receptor ligand for autoradiography | 2.7 | 3 | 0 | | |
chaetoglobosins chaetoglobosins: like CYTOCHALASINS but with an indoyl in place of a phenyl ring at C10; chaetoglobosins A-J; metabolites of Chaetomium species; RN given refers to chaetoglobosin A; structure. chaetoglobosin A : A cytochalasan alkaloid isolated from Chaetomium globosum and Calonectria morganii. | 2 | 1 | 0 | | |
xylose xylopyranose: structure in first source | 1.96 | 1 | 0 | D-xylose | |
4-androstene-3,17-diol 4-androstene-3,17-diol: RN given refers to (3alpha,17beta)-isomer | 2.02 | 1 | 0 | 3-hydroxy steroid | androgen |
proline Proline: A non-essential amino acid that is synthesized from GLUTAMIC ACID. It is an essential component of COLLAGEN and is important for proper functioning of joints and tendons.. proline : An alpha-amino acid that is pyrrolidine bearing a carboxy substituent at position 2. | 2.46 | 2 | 0 | amino acid zwitterion; glutamine family amino acid; L-alpha-amino acid; proline; proteinogenic amino acid | algal metabolite; compatible osmolytes; Escherichia coli metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
hydroxyl radical Hydroxyl Radical: The univalent radical OH. Hydroxyl radical is a potent oxidizing agent. | 8.01 | 4 | 0 | oxygen hydride; oxygen radical; reactive oxygen species | |
4'-hydroxyflavanone 4'-hydroxyflavanone: structure in first source. 4'-hydroxyflavanones : Any hydroxyflavanone having a hydroxy substituent located at position 4'. | 2.44 | 2 | 0 | 4'-hydroxyflavanones; monohydroxyflavanone | |
terics terics: medicated blocks used for control of cattle bloat; RN given is for teric N; nonylphenol ethoxylate is resistant to environmental breakdown so EPA discourages use | 2.02 | 1 | 0 | | |
atropine tropan-3alpha-yl 3-hydroxy-2-phenylpropanoate : A tropane alkaloid that is (1R,5)-8-methyl-8-azabicyclo[3.2.1]octane substituted by a (3-hydroxy-2-phenylpropanoyl)oxy group at position 3. | 2.4 | 2 | 0 | | |
2'-hydroxyflavanone [no description available] | 2.04 | 1 | 0 | | |
aflatoxin b1 Aflatoxin B1: A potent hepatotoxic and hepatocarcinogenic mycotoxin produced by the Aspergillus flavus group of fungi. It is also mutagenic, teratogenic, and causes immunosuppression in animals. It is found as a contaminant in peanuts, cottonseed meal, corn, and other grains. The mycotoxin requires epoxidation to aflatoxin B1 2,3-oxide for activation. Microsomal monooxygenases biotransform the toxin to the less toxic metabolites aflatoxin M1 and Q1.. aflatoxin B1 : An aflatoxin having a tetrahydrocyclopenta[c]furo[3',2':4,5]furo[2,3-h]chromene skeleton with oxygen functionality at positions 1, 4 and 11. | 2.13 | 1 | 0 | aflatoxin; aromatic ether; aromatic ketone | carcinogenic agent; human metabolite |
prizes acetamiprid: structure in first source. (E)-acetamiprid : The (E)-stereoisomer of acetamiprid.. acetamiprid : A carboxamidine that is acetamidine in which the amino hydrogens are substituted by a (6-chloropyridin-3-yl)methyl and a methyl group while the hydrogen attached to the imino nitrogen is replaced by a cyano group. | 2.77 | 3 | 0 | carboxamidine; monochloropyridine; nitrile | environmental contaminant; neonicotinoid insectide; xenobiotic |
2,2-(2-chlorophenyl-4'-chlorophenyl)-1,1-dichloroethene 2,2-(2-chlorophenyl-4'-chlorophenyl)-1,1-dichloroethene: structure given in first source; metabolite of o,p-DDD (mitotane) | 2.76 | 3 | 0 | diarylmethane | |
2-hydroxyestradiol 2-hydroxyestradiol: catechol estrogen; RN given refers to (17 beta)-isomer. 2-hydroxy-17beta-estradiol : A 2-hydroxy steroid that consists of 17beta-estradiol having an additional hydroxy group at position 2. | 2.02 | 1 | 0 | 17beta-hydroxy steroid; 2-hydroxy steroid | carcinogenic agent; human metabolite; metabolite; mouse metabolite; prodrug |
mibolerone mibolerone: prevents estrus in animals & prevents experimental lymphoid leukosis; minor descriptor (80-83); on-line & Index Medicus search NANDROLONE/AA (80-83); RN given refers to (7alpha,17beta)-isomer; structure. mibolerone : An androgen that is nalandrone carrying two methyl substituents at positions 7alpha and 17. | 2.02 | 1 | 0 | 17beta-hydroxy steroid; 3-oxo-Delta(4) steroid | anabolic agent; androgen |
metribolone Metribolone: A synthetic non-aromatizable androgen and anabolic steroid. It binds strongly to the androgen receptor and has therefore also been used as an affinity label for this receptor in the prostate and in prostatic tumors.. 17beta-hydroxy-17-methylestra-4,9,11-trien-3-one : A synthetic non-aromatisable androgen and anabolic steroid. It binds strongly to the androgen receptor and has therefore also been used as an affinity label for this receptor in the prostate and in prostatic tumors. | 2.02 | 1 | 0 | 17beta-hydroxy steroid; 3-oxo steroid; anabolic androgenic steroid | androgen |
glycogen glycogen : A polydisperse, highly branched glucan composed of chains of D-glucopyranose residues in alpha(1->4) glycosidic linkage, joined together by alpha(1->6) glycosidic linkages. A small number of alpha(1->3) glycosidic linkages and some cumulative alpha(1->6) links also may occur. The branches in glycogen typically contain 8 to 12 glucose residues. | 8.69 | 10 | 0 | | |
naringenin (S)-naringenin : The (S)-enantiomer of naringenin. | 2.04 | 1 | 0 | (2S)-flavan-4-one; naringenin | expectorant; plant metabolite |
ouabain Ouabain: A cardioactive glycoside consisting of rhamnose and ouabagenin, obtained from the seeds of Strophanthus gratus and other plants of the Apocynaceae; used like DIGITALIS. It is commonly used in cell biological studies as an inhibitor of the NA(+)-K(+)-EXCHANGING ATPASE.. cardiac glycoside : Steroid lactones containing sugar residues that act on the contractile force of the cardiac muscles.. ouabain : A steroid hormone that is a multi-hydroxylated alpha-L-rhamnosyl cardenoloide. It binds to and inhibits the plasma membrane Na(+)/K(+)-ATPase (sodium pump). It has been isolated naturally from Strophanthus gratus. | 1.94 | 1 | 0 | 11alpha-hydroxy steroid; 14beta-hydroxy steroid; 5beta-hydroxy steroid; alpha-L-rhamnoside; cardenolide glycoside; steroid hormone | anti-arrhythmia drug; cardiotonic drug; EC 2.3.3.1 [citrate (Si)-synthase] inhibitor; EC 3.1.3.41 (4-nitrophenylphosphatase) inhibitor; EC 3.6.3.10 (H(+)/K(+)-exchanging ATPase) inhibitor; EC 3.6.3.9 (Na(+)/K(+)-transporting ATPase) inhibitor; ion transport inhibitor; plant metabolite |
strychnine Strychnine: An alkaloid found in the seeds of STRYCHNOS NUX-VOMICA. It is a competitive antagonist at glycine receptors and thus a convulsant. It has been used as an analeptic, in the treatment of nonketotic hyperglycinemia and sleep apnea, and as a rat poison.. strychnine : A monoterpenoid indole alkaloid that is strychnidine bearing a keto substituent at the 10-position. | 2 | 1 | 0 | monoterpenoid indole alkaloid; organic heteroheptacyclic compound | avicide; cholinergic antagonist; glycine receptor antagonist; neurotransmitter agent; rodenticide |
sodium arsenite sodium arsenite : An inoganic sodium salt with formula with formula NaAsO2. | 2.05 | 1 | 0 | arsenic molecular entity; inorganic sodium salt | antibacterial agent; antifungal agent; antineoplastic agent; carcinogenic agent; herbicide; insecticide; rodenticide |
resveratrol trans-resveratrol : A resveratrol in which the double bond has E configuration. | 2.03 | 1 | 0 | resveratrol | antioxidant; phytoalexin; plant metabolite; quorum sensing inhibitor; radical scavenger |
retinol Vitamin A: Retinol and derivatives of retinol that play an essential role in metabolic functioning of the retina, the growth of and differentiation of epithelial tissue, the growth of bone, reproduction, and the immune response. Dietary vitamin A is derived from a variety of CAROTENOIDS found in plants. It is enriched in the liver, egg yolks, and the fat component of dairy products.. vitamin A : Any member of a group of fat-soluble retinoids produced via metabolism of provitamin A carotenoids that exhibit biological activity against vitamin A deficiency. Vitamin A is involved in immune function, vision, reproduction, and cellular communication.. all-trans-retinol : A retinol in which all four exocyclic double bonds have E- (trans-) geometry.. retinol : A retinoid consisting of 3,7-dimethylnona-2,4,6,8-tetraen-1-ol substituted at position 9 by a 2,6,6-trimethylcyclohex-1-en-1-yl group (geometry of the four exocyclic double bonds is not specified). | 2.36 | 2 | 0 | retinol; vitamin A | human metabolite; mouse metabolite; plant metabolite |
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. | 3.33 | 6 | 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 |
lycopene [no description available] | 7.21 | 1 | 0 | acyclic carotene | antioxidant; plant metabolite |
diethylstilbestrol Diethylstilbestrol: A synthetic nonsteroidal estrogen used in the treatment of menopausal and postmenopausal disorders. It was also used formerly as a growth promoter in animals. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), diethylstilbestrol has been listed as a known carcinogen. (Merck, 11th ed). diethylstilbestrol : An olefinic compound that is trans-hex-3-ene in which the hydrogens at positions 3 and 4 have been replaced by p-hydroxyphenyl groups. | 3.64 | 9 | 0 | olefinic compound; polyphenol | antifungal agent; antineoplastic agent; autophagy inducer; calcium channel blocker; carcinogenic agent; EC 1.1.1.146 (11beta-hydroxysteroid dehydrogenase) inhibitor; EC 3.6.3.10 (H(+)/K(+)-exchanging ATPase) inhibitor; endocrine disruptor; xenoestrogen |
dactinomycin Dactinomycin: A compound composed of a two CYCLIC PEPTIDES attached to a phenoxazine that is derived from STREPTOMYCES parvullus. It binds to DNA and inhibits RNA synthesis (transcription), with chain elongation more sensitive than initiation, termination, or release. As a result of impaired mRNA production, protein synthesis also declines after dactinomycin therapy. (From AMA Drug Evaluations Annual, 1993, p2015) | 2.37 | 2 | 0 | actinomycin | mutagen |
calix(4)arene calix(4)arene: a cyclophane consisting of four phenolic units linked by methylene groups; structure in first source | 2.06 | 1 | 0 | | |
chalcone trans-chalcone : The trans-isomer of chalcone. | 2.02 | 1 | 0 | chalcone | EC 3.2.1.1 (alpha-amylase) inhibitor |
stilbenes Stilbenes: Organic compounds that contain 1,2-diphenylethylene as a functional group.. trans-stilbene : The trans-isomer of stilbene. | 2.03 | 1 | 0 | stilbene | |
flavin-adenine dinucleotide Flavin-Adenine Dinucleotide: A condensation product of riboflavin and adenosine diphosphate. The coenzyme of various aerobic dehydrogenases, e.g., D-amino acid oxidase and L-amino acid oxidase. (Lehninger, Principles of Biochemistry, 1982, p972) | 2.01 | 1 | 0 | flavin adenine dinucleotide; vitamin B2 | cofactor; Escherichia coli metabolite; human metabolite; mouse metabolite; prosthetic group |
dieldrin Dieldrin: An organochlorine insecticide whose use has been cancelled or suspended in the United States. It has been used to control locusts, tropical disease vectors, in termite control by direct soil injection, and non-food seed and plant treatment. (From HSDB). dieldrin : An organochlorine compound resulting from the epoxidation of the double bond of aldrin. It is the active metabolite of the proinsecticde aldrin. | 7.18 | 70 | 0 | epoxide; organochlorine compound; organochlorine insecticide | carcinogenic agent; xenobiotic |
curcumin Curcumin: A yellow-orange dye obtained from tumeric, the powdered root of CURCUMA longa. It is used in the preparation of curcuma paper and the detection of boron. Curcumin appears to possess a spectrum of pharmacological properties, due primarily to its inhibitory effects on metabolic enzymes.. curcumin : A beta-diketone that is methane in which two of the hydrogens are substituted by feruloyl groups. A natural dyestuff found in the root of Curcuma longa. | 7.73 | 3 | 0 | aromatic ether; beta-diketone; diarylheptanoid; enone; polyphenol | anti-inflammatory agent; antifungal agent; antineoplastic agent; biological pigment; contraceptive drug; dye; EC 1.1.1.205 (IMP dehydrogenase) inhibitor; EC 1.1.1.21 (aldehyde reductase) inhibitor; EC 1.1.1.25 (shikimate dehydrogenase) inhibitor; EC 1.6.5.2 [NAD(P)H dehydrogenase (quinone)] inhibitor; EC 1.8.1.9 (thioredoxin reductase) inhibitor; EC 2.7.10.2 (non-specific protein-tyrosine kinase) inhibitor; EC 3.5.1.98 (histone deacetylase) inhibitor; flavouring agent; food colouring; geroprotector; hepatoprotective agent; immunomodulator; iron chelator; ligand; lipoxygenase inhibitor; metabolite; neuroprotective agent; nutraceutical; radical scavenger |
isoeugenol [no description available] | 2.02 | 1 | 0 | isoeugenol | |
tamoxifen [no description available] | 2.7 | 3 | 0 | stilbenoid; tertiary amino compound | angiogenesis inhibitor; antineoplastic agent; bone density conservation agent; EC 1.2.3.1 (aldehyde oxidase) inhibitor; EC 2.7.11.13 (protein kinase C) inhibitor; estrogen antagonist; estrogen receptor antagonist; estrogen receptor modulator |
6-hydroxyflavanone 6-hydroxyflavanone : A monohydroxyflavanone that is flavanone substituted by a hydroxy group at position 6. | 2.44 | 2 | 0 | monohydroxyflavanone | fungal xenobiotic metabolite |
1,1-diphenyl-2-picrylhydrazyl 1,1-diphenyl-2-picrylhydrazyl: A diphenyl picrate; the ability to decolorize this stable radical indicates reactivity of tested compounds (Banda, Anal Chem 46:1772-7 1974) | 2.15 | 1 | 0 | | |
nabam mancozeb: complex of zinc & maneb, containing 20% manganese & 2.5% zinc. mancozeb : A mixture composed from maneb and zineb, which is used as a broad-spectrum contact fungicide.. ethylenebis(dithiocarbamic acid) : A dithiocarbamic acid resulting from the formal addition of a molecule of carbon disulfide to each amino group of ethylenediamine. | 3.5 | 8 | 0 | dithiocarbamic acids | |
dimethylstilbestrol dimethylstilbestrol: stilbene derivative with anti-estrogenic & anti-fertility activities; minor descriptor (75-85); on-line & Index Medicus search STILBENES (75-85); RN given refers to cpd without isomeric designation | 2.02 | 1 | 0 | stilbenoid | |
laccase Laccase: A copper-containing oxidoreductase enzyme that catalyzes the oxidation of 4-benzenediol to 4-benzosemiquinone. It also has activity towards a variety of O-quinols and P-quinols. It primarily found in FUNGI and is involved in LIGNIN degradation, pigment biosynthesis and detoxification of lignin-derived products. | 7.53 | 2 | 0 | | |
zineb Zineb: An agricultural fungicide of the dithiocarbamate class. It has relatively low toxicity and there is little evidence of human injury from exposure.. zineb : A polymeric complex of zinc with the ethylene bis(dithiocarbamate) anionic ligand. Formerly used as an agricultural fungicide for the control of downy mildews and rusts, its use is no longer permitted in the US or the EU. | 8.71 | 10 | 0 | dithiocarbamate salt; macromolecule; zinc coordination entity | antifungal agrochemical |
maneb Maneb: Manganese derivative of ethylenebisdithiocarbamate. It is used in agriculture as a fungicide and has been shown to cause irritation to the eyes, nose, skin, and throat.. maneb : A polymeric complex of manganese with the ethylene bis(dithiocarbamate) anionic ligand. An agrochemical fungicide, it is used to control a variety of diseases including blight, leaf spot, rust, downy mildew and scab. | 3.61 | 9 | 0 | | |
phosphamidon Phosphamidon: An organophosphate cholinesterase inhibitor that is used as an insecticide. | 3.48 | 8 | 0 | | |
azoxystrobin azoxystrobin: a methoxyacrylate analog; a strobilurin fungicide; structure given in first source. azoxystrobin : An aryloxypyrimidine having a 4,6-diphenoxypyrimidine skeleton in which one of the phenyl rings is cyano-substituted at C-2 and the other carries a 2-methoxy-1-(methoxycarbonyl)vinyl substituent, also at C-2. An inhibitor of mitochondrial respiration by blocking electron transfer between cytochromes b and c1, it is used widely as a fungicide in agriculture. | 2.02 | 1 | 0 | aryloxypyrimidine; enoate ester; enol ether; methoxyacrylate strobilurin antifungal agent; methyl ester; nitrile | antifungal agrochemical; environmental contaminant; mitochondrial cytochrome-bc1 complex inhibitor; quinone outside inhibitor; xenobiotic |
calixarenes Calixarenes: Phenolic metacyclophanes derived from condensation of PHENOLS and ALDEHYDES. The name derives from the vase-like molecular structures. A bracketed [n] indicates the number of aromatic rings.. calixarenes : Originally macrocyclic compounds capable of assuming a basket (or "calix") shaped conformation. They are formed from p-hydrocarbyl phenols and formaldehyde. The term now applies to a variety of derivatives by substitution of the hydrocarbon cyclo{oligo[(1,3-phenylene)methylene]}.. calixarene : A macrocycle composed of 1,3-phenylene groups linked by methylene groups. The number of 1,3-phenylene units in the macrocycle is denoted by the "n" in calix[n]arene name. | 2.06 | 1 | 0 | | |
sodium dodecyl sulfate Sodium Dodecyl Sulfate: An anionic surfactant, usually a mixture of sodium alkyl sulfates, mainly the lauryl; lowers surface tension of aqueous solutions; used as fat emulsifier, wetting agent, detergent in cosmetics, pharmaceuticals and toothpastes; also as research tool in protein biochemistry.. sodium dodecyl sulfate : An organic sodium salt that is the sodium salt of dodecyl hydrogen sulfate. | 2.46 | 2 | 0 | organic sodium salt | detergent; protein denaturant |
quercetin [no description available] | 3.05 | 4 | 0 | 7-hydroxyflavonol; pentahydroxyflavone | antibacterial agent; antineoplastic agent; antioxidant; Aurora kinase inhibitor; chelator; EC 1.10.99.2 [ribosyldihydronicotinamide dehydrogenase (quinone)] inhibitor; geroprotector; phytoestrogen; plant metabolite; protein kinase inhibitor; radical scavenger |
bilirubin [no description available] | 1.96 | 1 | 0 | biladienes; dicarboxylic acid | antioxidant; human metabolite; mouse metabolite |
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. | 2.11 | 1 | 0 | prostaglandins E | human metabolite; mouse metabolite; oxytocic |
biochanin a [no description available] | 2.04 | 1 | 0 | 4'-methoxyisoflavones; 7-hydroxyisoflavones | antineoplastic agent; EC 3.5.1.99 (fatty acid amide hydrolase) inhibitor; phytoestrogen; plant metabolite; tyrosine kinase inhibitor |
apigenin Chamomile: Common name for several daisy-like plants (MATRICARIA; TRIPLEUROSPERMUM; ANTHEMIS; CHAMAEMELUM) native to Europe and Western Asia, now naturalized in the United States and Australia. | 2.04 | 1 | 0 | trihydroxyflavone | antineoplastic agent; metabolite |
beta carotene beta Carotene: A carotenoid that is a precursor of VITAMIN A. Beta carotene is administered to reduce the severity of photosensitivity reactions in patients with erythropoietic protoporphyria (PORPHYRIA, ERYTHROPOIETIC).. provitamin A : A provitamin that can be converted into vitamin A by enzymes from animal tissues. | 2.02 | 1 | 0 | carotenoid beta-end derivative; cyclic carotene | antioxidant; biological pigment; cofactor; ferroptosis inhibitor; human metabolite; mouse metabolite; plant metabolite; provitamin A |
kaempferol [no description available] | 2.04 | 1 | 0 | 7-hydroxyflavonol; flavonols; tetrahydroxyflavone | antibacterial agent; geroprotector; human blood serum metabolite; human urinary metabolite; human xenobiotic metabolite; plant metabolite |
genistein [no description available] | 3.14 | 5 | 0 | 7-hydroxyisoflavones | antineoplastic agent; EC 5.99.1.3 [DNA topoisomerase (ATP-hydrolysing)] inhibitor; geroprotector; human urinary metabolite; phytoestrogen; plant metabolite; tyrosine kinase inhibitor |
azadirachtin azadirachtin A : A member of the family of azadirachtins that is isolated from the neem tree (Azadirachta indica).. azadirachtin : A family of terpenoids isolated from the neem tree (Azadirachta indica). | 7.76 | 3 | 0 | acetate ester; azadirachtin; cyclic hemiketal; enoate ester; epoxide; methyl ester; organic heterotetracyclic compound; secondary alcohol; tertiary alcohol | hepatoprotective agent |
chrysin chrysin : A dihydroxyflavone in which the two hydroxy groups are located at positions 5 and 7. | 2.04 | 1 | 0 | 7-hydroxyflavonol; dihydroxyflavone | anti-inflammatory agent; antineoplastic agent; antioxidant; EC 2.7.11.18 (myosin-light-chain kinase) inhibitor; hepatoprotective agent; plant metabolite |
morin morin: a light yellowish pigment found in the wood of old fustic (Chlorophora tinctoria). morin : A pentahydroxyflavone that is 7-hydroxyflavonol bearing three additional hydroxy substituents at positions 2' 4' and 5. | 7.25 | 1 | 0 | 7-hydroxyflavonol; pentahydroxyflavone | angiogenesis modulating agent; anti-inflammatory agent; antibacterial agent; antihypertensive agent; antineoplastic agent; antioxidant; EC 5.99.1.2 (DNA topoisomerase) inhibitor; hepatoprotective agent; metabolite; neuroprotective agent |
coumestrol Coumestrol: A daidzein derivative occurring naturally in forage crops which has some estrogenic activity.. coumestrol : A member of the class of coumestans that is coumestan with hydroxy substituents at positions 3 and 9. | 2.43 | 2 | 0 | coumestans; delta-lactone; polyphenol | anti-inflammatory agent; antioxidant; plant metabolite |
daidzein [no description available] | 2.04 | 1 | 0 | 7-hydroxyisoflavones | antineoplastic agent; EC 2.7.7.7 (DNA-directed DNA polymerase) inhibitor; EC 3.2.1.20 (alpha-glucosidase) inhibitor; phytoestrogen; plant metabolite |
cyhalothrin cyhalothrin: acaricidal & insecticidal synthetic pyrethroid; structure given in first source. cyhalothrin : A carboxylic ester obtained by formal condensation between 3-(2-chloro-3,3,3-trifluoroprop-1-en-1-yl)-2,2-dimethylcyclopropanecarboxylic acid and cyano(3-phenoxyphenyl)methanol. | 8.94 | 12 | 0 | aromatic ether; cyclopropanecarboxylate ester; nitrile; organochlorine compound; organofluorine compound | agrochemical; pyrethroid ester acaricide; pyrethroid ester insecticide |
hydramethylnon hydramethylnon: used as fire ant insecticide in southern USA; poorly absorbed by mammals & more than 95% is excreted unchanged in the feces. hydramethylnon : A member of the class of hydrazones that is used as an insecticide for control of ants and cockroaches. | 1.99 | 1 | 0 | hydramethylnon | |
7-hydroxyflavone 7-hydroxyflavone : A hydroxyflavonoid in which the flavone nucleus is substituted at position 7 by a hydroxy group. | 2.44 | 2 | 0 | hydroxyflavonoid | |
4-hydroxyestradiol 4-hydroxyestradiol: catechol estrogen. 4-hydroxy-17beta-estradiol : A 4-hydroxy steroid that consists of 17beta-estradiol having an additional hydroxy group at position 4. | 2.02 | 1 | 0 | 4-hydroxy steroid | metabolite |
4-hydroxychalcone 4-hydroxychalcone: structure in first source. 4-hydroxychalcone : A member of the class of chalcones that is trans-chalcone substituted by a hydroxy group at position 4. | 2.02 | 1 | 0 | chalcones; phenols | antihypertensive agent; plant metabolite |
4'-hydroxychalcone 4'-hydroxychalcone: inhibits TNFalpha-induced NF-κB activation; structure in first source. 4'-hydroxychalcone : A member of the class of chalcones that is trans-chalcone substituted by a hydroxy group at position 4'. | 2.02 | 1 | 0 | chalcones; phenols | anti-inflammatory agent; antineoplastic agent |
4,4'-dihydroxystilbene [no description available] | 2.02 | 1 | 0 | stilbene-4,4'-diol | |
11-ketotestosterone 11-ketotestosterone: RN given refers to cpd without isomeric designation. 11-oxotestosterone : A 3-oxo Delta(4)-steroid that is testosterone carrying an additional oxo substituent at position 11. | 1.96 | 1 | 0 | 11-oxo steroid; 17beta-hydroxy steroid; 3-oxo-Delta(4) steroid; androstanoid | androgen; human metabolite; marine xenobiotic metabolite |
oleylamide oleylamide: plastic additive; can cause contact urticaria; RN given refers to (Z)-isomer; a sleep inducing factor. aliphatic amide : A carboxamide in which the amide linkage is bonded directly to an aliphatic system.. oleamide : A fatty amide derived from oleic acid. | 2.03 | 1 | 0 | primary fatty amide | human metabolite; plant metabolite |
4-hydroxystilbene 4-hydroxystilbene: RN given refers to cpd without isomeric designation. stilben-4-ol : A phenol having the structure of stilbene with a hydroxy function at C-4 of one of the phenyl rings; the stereochemistry across the alkene bond is not specified. | 2.02 | 1 | 0 | stilben-4-ol | |
lead Lead: A soft, grayish metal with poisonous salts; atomic number 82, atomic weight 207.2, symbol Pb. | 7.78 | 3 | 0 | carbon group element atom; elemental lead; metal atom | neurotoxin |
aluminum Aluminum: A metallic element that has the atomic number 13, atomic symbol Al, and atomic weight 26.98. | 2.39 | 2 | 0 | boron group element atom; elemental aluminium; metal atom | |
arsenic Arsenic: A shiny gray element with atomic symbol As, atomic number 33, and atomic weight 75. It occurs throughout the universe, mostly in the form of metallic arsenides. Most forms are toxic. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), arsenic and certain arsenic compounds have been listed as known carcinogens. (From Merck Index, 11th ed) | 7.44 | 2 | 0 | metalloid atom; pnictogen | micronutrient |
sulfur Sulfur: An element that is a member of the chalcogen family. It has an atomic symbol S, atomic number 16, and atomic weight [32.059; 32.076]. It is found in the amino acids cysteine and methionine. | 2.69 | 3 | 0 | chalcogen; nonmetal atom | macronutrient |
methoprene Methoprene: Juvenile hormone analog and insect growth regulator used to control insects by disrupting metamorphosis. Has been effective in controlling mosquito larvae. | 7 | 1 | 0 | isopropyl 11-methoxy-3,7,11-trimethyldodeca-2,4-dienoate; isopropyl ester | juvenile hormone mimic |
monocrotophos Monocrotophos: An organophosphate insecticide that inhibits monoamine oxidase and acetylcholinesterase. It has been shown to be genotoxic.. monocrotophos : An alkenyl phosphate that is the 4-(methylamino)-4-oxobut-2-en-2-yl ester of dimethyl phosphate. | 4.11 | 15 | 0 | alkenyl phosphate; dialkyl phosphate; monocarboxylic acid amide; organophosphate insecticide | acaricide; agrochemical; avicide; EC 1.4.3.4 (monoamine oxidase) inhibitor; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor |
crotoxyphos crotoxyphos: structure | 7.11 | 1 | 0 | carboxylic ester | |
ecdysterone Ecdysterone: A steroid hormone that regulates the processes of MOLTING or ecdysis in insects. Ecdysterone is the 20-hydroxylated ECDYSONE.. 20-hydroxyecdysone : An ecdysteroid that is ecdysone substituted by a hydroxy group at position 20. | 2.05 | 1 | 0 | 14alpha-hydroxy steroid; 20-hydroxy steroid; 22-hydroxy steroid; 25-hydroxy steroid; 2beta-hydroxy steroid; 3beta-sterol; ecdysteroid; phytoecdysteroid | animal metabolite; plant metabolite |
silicon Silicon: A trace element that constitutes about 27.6% of the earth's crust in the form of SILICON DIOXIDE. It does not occur free in nature. Silicon has the atomic symbol Si, atomic number 14, and atomic weight [28.084; 28.086]. | 1.98 | 1 | 0 | carbon group element atom; metalloid atom; nonmetal atom | |
phosphorus Phosphorus: A non-metal element that has the atomic symbol P, atomic number 15, and atomic weight 31. It is an essential element that takes part in a broad variety of biochemical reactions. | 2.68 | 3 | 0 | monoatomic phosphorus; nonmetal atom; pnictogen | macronutrient |
thiamethoxam [no description available] | 2.06 | 1 | 0 | | |
avermectin b(1)a avermectin B(1)a: RN given refers to avermectin B(1)a; see also avermectins & demethylavermectins | 2 | 1 | 0 | avermectin | |
bifenthrin bifenthrin: a type I pyrethroid. bifenthrin : A carboxylic ester obtained by formal condensation of cis-3-(2-chloro-3,3,3-trifluoroprop-1-enyl)-2,2-dimethylcyclopropanecarboxylic acid and [(2-methyl-1,1'-biphenyl)-3-yl]methanol.. kappa-bifenthrin : A carboxylic ester obtained by formal condensation of the carboxy group of (1R,3R)-3-[(1Z)-2-chloro-3,3,3-trifluoroprop-1-enyl]-2,2-dimethylcyclopropanecarboxylic acid with the hydroxy group of [(2-methyl-1,1'-biphenyl)-3-yl]methanol. | 3.32 | 6 | 0 | carboxylic ester; cyclopropanecarboxylate ester; cyclopropanes; organochlorine compound; organofluorine compound | pyrethroid ester acaricide; pyrethroid ester insecticide |
staurosporine staurosporinium : Conjugate acid of staurosporine. | 2.03 | 1 | 0 | ammonium ion derivative | |
aldicarb Aldicarb: Carbamate derivative used as an insecticide, acaricide, and nematocide.. aldicarb : The oxime carbamate resulting from the addition of 2-methyl-2-(methylsulfanyl)propanaldoxime to methyl isocyanate. A member of the class of oxime carbamate insecticides, aldicarb is a mixture of E and Z isomers; it is not known which isomer is more active. | 3.27 | 6 | 0 | | |
phoxim phoxim: structure | 2.42 | 2 | 0 | | |
mocetinostat mocetinostat: undergoing phase II clinical trials for treatment of cancer. mocetinostat : A benzamide obtained by formal condensation of the carboxy group of 4-({[4-(pyridin-3-yl)pyrimidin-2-yl]amino}methyl)benzoic acid with one of the amino groups of benzene-1,2-diamine. It is an orally active and isotype-selective HDAC inhibitor which exhibits antitumour activity (IC50 = 0.15, 0.29, 1.66 and 0.59 muM for HDAC1, HDAC2, HDAC3 and HDAC11). | 2.43 | 2 | 0 | aminopyrimidine; benzamides; pyridines; secondary amino compound; secondary carboxamide; substituted aniline | antineoplastic agent; apoptosis inducer; autophagy inducer; cardioprotective agent; EC 3.5.1.98 (histone deacetylase) inhibitor; hepatotoxic agent |
mk 936 [no description available] | 2.06 | 1 | 0 | | |
zeolites [no description available] | 7.07 | 1 | 0 | | |
medigoxin spirotetramat: for the control of a broad spectrum of sucking insects; structure in first source. spirotetramat : An azaspiro compound that is methoxycyclohexane which is fused at position 4 to the 5-position of a 1,5-dihydro-2H-pyrrol-2-one that is substituted at positions 3 and 4 by 2,5-dimethylphenyl and (ethoxycarbonyl)oxy groups, respectively (the cis isomer). It is a proinsecticide (via hydrolysis of the ethyl carbonate group to give the corresponding 4-hydroxypyrrol-2-one, "spirotetramat-enol") and is used for the control of a wide range of sucking insects on fruit and potato crops. | 2.5 | 2 | 0 | | |
pydrin, (s-(r*,r*))-isomer [no description available] | 2.06 | 1 | 0 | fenvalerate | agrochemical; pyrethroid ester insecticide |
flubendiamide flubendiamide: activates ryanodine-sensitive calcium release channels in insects; structure in first source | 2.5 | 2 | 0 | organofluorine insecticide | ryanodine receptor modulator |
chlorantranilipole chlorantranilipole: anthranilic diamide insecticide.that disrupts mating in codling moth (Lepidoptera: Tortricidae). chlorantraniliprole : A carboxamide resulting from the formal condensation of the carboxylic acid group of 3-bromo-1-(3-chloropyridin-2-yl)-1H-pyrazole-5-carboxylic acid with the primary amino group of 2-amino-5-chloro-N,3-dimethylbenzamide. The first of the anthranilic diamide insecticides, it is a ryanodine receptor activator and is used to protect a wide variety of crops, including corn, cotton, grapes, rice and potatoes. | 2.49 | 2 | 0 | monochlorobenzenes; organobromine compound; pyrazole insecticide; pyrazoles; pyridines; secondary carboxamide | ryanodine receptor agonist |
calcimycin Calcimycin: An ionophorous, polyether antibiotic from Streptomyces chartreusensis. It binds and transports CALCIUM and other divalent cations across membranes and uncouples oxidative phosphorylation while inhibiting ATPase of rat liver mitochondria. The substance is used mostly as a biochemical tool to study the role of divalent cations in various biological systems. | 2.02 | 1 | 0 | benzoxazole | |
dextrothyroxine [no description available] | 2.71 | 3 | 0 | | |
s-tetradecanoyl-coenzyme a myristoyl-CoA : A long-chain fatty acyl-CoA that results from the formal condensation of the thiol group of coenzyme A with the carboxy group of myristic acid. | 2.07 | 1 | 0 | 11,12-saturated fatty acyl-CoA; long-chain fatty acyl-CoA | Escherichia coli metabolite; mouse metabolite |
scopolamine hydrobromide [no description available] | 1.98 | 1 | 0 | | |
acid phosphatase Acid Phosphatase: An enzyme that catalyzes the conversion of an orthophosphoric monoester and water to an alcohol and orthophosphate. EC 3.1.3.2. | 3.22 | 6 | 0 | | |
cytochrome c-t Cytochromes c: Cytochromes of the c type that are found in eukaryotic MITOCHONDRIA. They serve as redox intermediates that accept electrons from MITOCHONDRIAL ELECTRON TRANSPORT COMPLEX III and transfer them to MITOCHONDRIAL ELECTRON TRANSPORT COMPLEX IV. | 3.03 | 4 | 0 | | |
gramicidin a Gramicidin: A group of peptide antibiotics from BACILLUS brevis. Gramicidin C or S is a cyclic, ten-amino acid polypeptide and gramicidins A, B, D are linear. Gramicidin is one of the two principal components of TYROTHRICIN. | 2.02 | 1 | 0 | | |
cellulose DEAE-Cellulose: Cellulose derivative used in chromatography, as ion-exchange material, and for various industrial applications. | 1.98 | 1 | 0 | glycoside | |
phosphatidylcholines Phosphatidylcholines: Derivatives of PHOSPHATIDIC ACIDS in which the phosphoric acid is bound in ester linkage to a CHOLINE moiety. | 2.66 | 3 | 0 | 1,2-diacyl-sn-glycero-3-phosphocholine | |
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. | 3.08 | 5 | 0 | chlorophyll; methyl ester | cofactor |
bucladesine Bucladesine: A cyclic nucleotide derivative that mimics the action of endogenous CYCLIC AMP and is capable of permeating the cell membrane. It has vasodilator properties and is used as a cardiac stimulant. (From Merck Index, 11th ed). bucladesine : A 3',5'-cyclic purine nucleotide that is the 2'-butanoate ester and 6-N-butanoyl derivative of 3',5'-cyclic AMP. | 2.69 | 3 | 0 | 3',5'-cyclic purine nucleotide | |
picrotoxinin picrotoxinin: toxic component of PICROTOXIN; structure; noncompetitive antagonist of ionotropic GABA-A receptors. picrotoxinin : A picrotoxane sesquiterpenoid that is 3a,4,5,6,7,7a-hexahydro-1H-indene-3,7-dicarboxylic acid which is substituted at positions 3a, 6, and 7a by methyl, isopropenyl, and hydroxy groups, respectively; in which the double bond at position 2-3 has been epoxidised; and in which the carboxy groups at positions 3 and 7 have undergone gamma-lactone formation by O-alkylation to positions 4 and 5, respectively. A component of picrotoxin. | 1.98 | 1 | 0 | | |
picrotoxin Picrotoxin: A noncompetitive antagonist at GABA-A receptors and thus a convulsant. Picrotoxin blocks the GAMMA-AMINOBUTYRIC ACID-activated chloride ionophore. Although it is most often used as a research tool, it has been used as a CNS stimulant and an antidote in poisoning by CNS depressants, especially the barbiturates.. picrotoxin : A mixture consisting of equimolar amounts of picrotoxinin and picrotin found in the climbing plant Anamirta cocculus. | 2.7 | 3 | 0 | | |
nitrogenase Nitrogenase: An enzyme system that catalyzes the fixing of nitrogen in soil bacteria and blue-green algae (CYANOBACTERIA). EC 1.18.6.1. | 2.06 | 1 | 0 | | |
interleukin-8 Interleukin-8: A member of the CXC chemokine family that plays a role in the regulation of the acute inflammatory response. It is secreted by variety of cell types and induces CHEMOTAXIS of NEUTROPHILS and other inflammatory cells. | 2.13 | 1 | 0 | | |
endrin Endrin: An organochlorine compound that was formerly used as an insecticide. Its manufacture and use has been discontinued in the United States. (From Merck Index, 11th ed). endrin : An organochlorine compound resulting from the epoxidation of the double bond of isodrin. It is the endo, endo stereoisomer of dieldrin. It is an insecticide mainly used on field crops such as cotton and grains and has also been used as a rodenticide to control mice and voles. The product is banned in many countries since it is a persistent organic pollutant. | 4.22 | 18 | 0 | | |
opium oxychlordane: metabolite of chlordan more toxic to mammals than parent cpd; structure | 2.17 | 1 | 0 | oxanes | |
ascorbic acid Ascorbic Acid: A six carbon compound related to glucose. It is found naturally in citrus fruits and many vegetables. Ascorbic acid is an essential nutrient in human diets, and necessary to maintain connective tissue and bone. Its biologically active form, vitamin C, functions as a reducing agent and coenzyme in several metabolic pathways. Vitamin C is considered an antioxidant.. L-ascorbic acid : The L-enantiomer of ascorbic acid and conjugate acid of L-ascorbate.. L-ascorbate : The L-enantiomer of ascorbate and conjugate base of L-ascorbic acid, arising from selective deprotonation of the 3-hydroxy group. Required for a range of essential metabolic reactions in all animals and plants.. vitamin C : Any member of a group of vitamers that belong to the chemical structural class called butenolides that exhibit biological activity against vitamin C deficiency in animals. The vitamers include L-ascorbic acid and its salt, ionized and oxidized forms. | 4.27 | 18 | 0 | ascorbic acid; vitamin C | coenzyme; cofactor; flour treatment agent; food antioxidant; food colour retention agent; geroprotector; plant metabolite; skin lightening agent |
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. | 2.42 | 2 | 0 | benzenes; hydroxycoumarin; methyl ketone | |
citrinin Citrinin: Antibiotic and mycotoxin from Aspergillus niveus and Penicillium citrinum. | 7.04 | 1 | 0 | | |
epidermal growth factor Epidermal Growth Factor: A 6-kDa polypeptide growth factor initially discovered in mouse submaxillary glands. Human epidermal growth factor was originally isolated from urine based on its ability to inhibit gastric secretion and called urogastrone. Epidermal growth factor exerts a wide variety of biological effects including the promotion of proliferation and differentiation of mesenchymal and EPITHELIAL CELLS. It is synthesized as a transmembrane protein which can be cleaved to release a soluble active form. | 2.01 | 1 | 0 | | |
kaolinite Kaolin: The most common mineral of a group of hydrated aluminum silicates, approximately H2Al2Si2O8-H2O. It is prepared for pharmaceutical and medicinal purposes by levigating with water to remove sand, etc. (From Merck Index, 11th ed) The name is derived from Kao-ling (Chinese: high ridge), the original site. (From Grant & Hackh's Chemical Dictionary, 5th ed). kaolin : An aluminosilicate soft white mineral named after the hill in China (Kao-ling) from which it was mined for centuries. In its natural state kaolin is a white, soft powder consisting principally of the mineral kaolinite, and varying amounts of other minerals such as muscovite, quartz, feldspar, and anatase. It is used in the manufacture of china and porcelain and also widely used in the production of paper, rubber, paint, drying agents, and many other products. | 2.03 | 1 | 0 | aluminosilicate mineral; mixture | antidiarrhoeal drug; excipient |
clay Clay: A naturally-occurring rock or soil constituent characterized by particles with a diameter of less than 0.005 mm. It is composed primarily of hydrous aluminum silicates, trace amounts of metal OXIDES, and organic matter. | 2.71 | 3 | 0 | | |
transforming growth factor beta Transforming Growth Factor beta: A factor synthesized in a wide variety of tissues. It acts synergistically with TGF-alpha in inducing phenotypic transformation and can also act as a negative autocrine growth factor. TGF-beta has a potential role in embryonal development, cellular differentiation, hormone secretion, and immune function. TGF-beta is found mostly as homodimer forms of separate gene products TGF-beta1, TGF-beta2 or TGF-beta3. Heterodimers composed of TGF-beta1 and 2 (TGF-beta1.2) or of TGF-beta2 and 3 (TGF-beta2.3) have been isolated. The TGF-beta proteins are synthesized as precursor proteins. | 2.72 | 2 | 0 | | |
pyrethrins [no description available] | 6.86 | 82 | 0 | | |
caseins Caseins: A mixture of related phosphoproteins occurring in milk and cheese. The group is characterized as one of the most nutritive milk proteins, containing all of the common amino acids and rich in the essential ones. | 2.36 | 2 | 0 | | |
oligomycins Oligomycins: A closely related group of toxic substances elaborated by various strains of Streptomyces. They are 26-membered macrolides with lactone moieties and double bonds and inhibit various ATPases, causing uncoupling of phosphorylation from mitochondrial respiration. Used as tools in cytochemistry. Some specific oligomycins are RUTAMYCIN, peliomycin, and botrycidin (formerly venturicidin X). | 2.37 | 2 | 0 | | |
nonachlor nonachlor: component of technical chlordan & heptachlor; RN given refers to cpd without isomeric designation | 2.11 | 1 | 0 | | |
2,3-dibromopropyl-2,4,6-tribromophenyl ether 2,3-dibromopropyl-2,4,6-tribromophenyl ether: brominated flame retardant; structure in first source | 2.11 | 1 | 0 | | |
gibberellins [no description available] | 2.07 | 1 | 0 | | |
aldrin Aldrin: A highly poisonous substance that was formerly used as an insecticide. The manufacture and use has been discontinued in the U.S. (From Merck Index, 11th ed). aldrin : An organochlorine compound resulting from the Diels-Alder reaction of hexachlorocyclopentadiene with norbornadiene. A proinsecticide (by epoxidation of the non-chlorinated double bond to give dieldrin), it was widely used as an insecticide before being banned in the 1970s as a persistent organic pollutant. | 6.33 | 49 | 0 | | |
thromboplastin Thromboplastin: Constituent composed of protein and phospholipid that is widely distributed in many tissues. It serves as a cofactor with factor VIIa to activate factor X in the extrinsic pathway of blood coagulation. | 2.11 | 1 | 0 | | |
muramidase Muramidase: A basic enzyme that is present in saliva, tears, egg white, and many animal fluids. It functions as an antibacterial agent. The enzyme catalyzes the hydrolysis of 1,4-beta-linkages between N-acetylmuramic acid and N-acetyl-D-glucosamine residues in peptidoglycan and between N-acetyl-D-glucosamine residues in chitodextrin. EC 3.2.1.17. | 2.13 | 1 | 0 | | |
exudates Malaysia: A parliamentary democracy with a constitutional monarch in southeast Asia, consisting of 11 states (West Malaysia) on the Malay Peninsula and two states (East Malaysia) on the island of BORNEO. It is also called the Federation of Malaysia. Its capital is Kuala Lumpur. Before 1963 it was the Union of Malaya. It reorganized in 1948 as the Federation of Malaya, becoming independent from British Malaya in 1957 and becoming Malaysia in 1963 as a federation of Malaya, Sabah, Sarawak, and Singapore (which seceded in 1965). The form Malay- probably derives from the Tamil malay, mountain, with reference to its geography. (From Webster's New Geographical Dictionary, 1988, p715 & Room, Brewer's Dictionary of Names, 1992, p329) | 2.46 | 2 | 0 | | |
cyclic gmp Cyclic GMP: Guanosine cyclic 3',5'-(hydrogen phosphate). A guanine nucleotide containing one phosphate group which is esterified to the sugar moiety in both the 3'- and 5'-positions. It is a cellular regulatory agent and has been described as a second messenger. Its levels increase in response to a variety of hormones, including acetylcholine, insulin, and oxytocin and it has been found to activate specific protein kinases. (From Merck Index, 11th ed). 3',5'-cyclic GMP : A 3',5'-cyclic purine nucleotide in which the purine nucleobase is specified as guanidine. | 2.21 | 1 | 0 | 3',5'-cyclic purine nucleotide; guanyl ribonucleotide | Escherichia coli metabolite; human metabolite; mouse metabolite; plant metabolite; Saccharomyces cerevisiae metabolite |
deoxyguanosine [no description available] | 2.45 | 2 | 0 | purine 2'-deoxyribonucleoside; purines 2'-deoxy-D-ribonucleoside | Escherichia coli metabolite; human metabolite; mouse metabolite; Saccharomyces cerevisiae metabolite |
pheophytin a pheophytin a: structure given in first source; RN given refers to (3S-(3alpha(2E,7S*,11S*),4beta,21beta))-isomer | 2.41 | 2 | 0 | | |
rifampin Rifampin: A semisynthetic antibiotic produced from Streptomyces mediterranei. It has a broad antibacterial spectrum, including activity against several forms of Mycobacterium. In susceptible organisms it inhibits DNA-dependent RNA polymerase activity by forming a stable complex with the enzyme. It thus suppresses the initiation of RNA synthesis. Rifampin is bactericidal, and acts on both intracellular and extracellular organisms. (From Gilman et al., Goodman and Gilman's The Pharmacological Basis of Therapeutics, 9th ed, p1160) | 1.98 | 1 | 0 | cyclic ketal; hydrazone; N-iminopiperazine; N-methylpiperazine; rifamycins; semisynthetic derivative; zwitterion | angiogenesis inhibitor; antiamoebic agent; antineoplastic agent; antitubercular agent; DNA synthesis inhibitor; EC 2.7.7.6 (RNA polymerase) inhibitor; Escherichia coli metabolite; geroprotector; leprostatic drug; neuroprotective agent; pregnane X receptor agonist; protein synthesis inhibitor |
clozapine Clozapine: A tricylic dibenzodiazepine, classified as an atypical antipsychotic agent. It binds several types of central nervous system receptors, and displays a unique pharmacological profile. Clozapine is a serotonin antagonist, with strong binding to 5-HT 2A/2C receptor subtype. It also displays strong affinity to several dopaminergic receptors, but shows only weak antagonism at the dopamine D2 receptor, a receptor commonly thought to modulate neuroleptic activity. Agranulocytosis is a major adverse effect associated with administration of this agent.. clozapine : A benzodiazepine that is 5H-dibenzo[b,e][1,4]diazepine substituted by a chloro group at position 8 and a 4-methylpiperazin-1-yl group at position 11. It is a second generation antipsychotic used in the treatment of psychiatric disorders like schizophrenia. | 7.31 | 1 | 0 | benzodiazepine; N-arylpiperazine; N-methylpiperazine; organochlorine compound | adrenergic antagonist; dopaminergic antagonist; EC 3.4.21.26 (prolyl oligopeptidase) inhibitor; environmental contaminant; GABA antagonist; histamine antagonist; muscarinic antagonist; second generation antipsychotic; serotonergic antagonist; xenobiotic |
pralidoxime pralidoxime: RN given refers to parent cpd; chloride was minor descriptor (75-80); on-line & Index Medicus search PRALIDOXIME COMPOUNDS (66-80). pralidoxime : A pyridinium ion that is 1-methylpyridinium substituted by a (hydroxyimino)methyl group at position 2. | 2.4 | 2 | 0 | pyridinium ion | antidote to organophosphate poisoning; antidote to sarin poisoning; cholinergic drug; cholinesterase reactivator |
8-hydroxy-2'-deoxyguanosine 8-Hydroxy-2'-Deoxyguanosine: Common oxidized form of deoxyguanosine in which C-8 position of guanine base has a carbonyl group.. 8-hydroxy-2'-deoxyguanosine : Guanosine substituted at the purine 8-position by a hydroxy group. It is used as a biomarker of oxidative DNA damage. | 2.45 | 2 | 0 | guanosines | biomarker |
imidacloprid imidacloprid: systemic & contact insecticide exhibiting low mammalian toxicity; structure given in first source; it is one of the neonicotinoid insecticides, which acts as an antagonist by binding to postsynaptic nicotinic receptors in the insect central nervous system. imidacloprid : An imidazolidine that is N-nitroimidazolidin-2-imine bearing a (6-chloro-3-pyridinyl)methyl substituent at position 1. | 8.17 | 5 | 0 | imidacloprid; imidazolidines; monochloropyridine | environmental contaminant; genotoxin; neonicotinoid insectide; nicotinic acetylcholine receptor agonist; xenobiotic |
eye [no description available] | 1.95 | 1 | 0 | | |
phenanthrenes Phenanthrenes: POLYCYCLIC AROMATIC HYDROCARBONS composed of three fused BENZENE rings.. phenanthrenes : Any benzenoid aromatic compound that consists of a phenanthrene skeleton and its substituted derivatives thereof. | 2.57 | 2 | 0 | | |