Substance | Relationship Strength | Studies | Trials | Classes | Roles |
acetone methyl ketone : A ketone of formula RC(=O)CH3 (R =/= H). | 2.76 | 3 | 0 | ketone body; methyl ketone; propanones; volatile organic compound | EC 3.5.1.4 (amidase) inhibitor; human metabolite; polar aprotic solvent |
catechol [no description available] | 2.07 | 1 | 0 | catechols | allelochemical; genotoxin; plant metabolite |
methane Methane: The simplest saturated hydrocarbon. It is a colorless, flammable gas, slightly soluble in water. It is one of the chief constituents of natural gas and is formed in the decomposition of organic matter. (Grant & Hackh's Chemical Dictionary, 5th ed). methane : A one-carbon compound in which the carbon is attached by single bonds to four hydrogen atoms. It is a colourless, odourless, non-toxic but flammable gas (b.p. -161degreeC). | 2.25 | 1 | 0 | alkane; gas molecular entity; mononuclear parent hydride; one-carbon compound | bacterial metabolite; fossil fuel; greenhouse gas |
chlorine chloride : A halide anion formed when chlorine picks up an electron to form an an anion. | 2.77 | 3 | 0 | halide anion; monoatomic chlorine | cofactor; Escherichia coli metabolite; human metabolite |
guaiacol Guaiacol: An agent thought to have disinfectant properties and used as an expectorant. (From Martindale, The Extra Pharmacopoeia, 30th ed, p747). methylcatechol : Any member of the class of catechols carrying one or more methyl substituents.. guaiacol : A monomethoxybenzene that consists of phenol with a methoxy substituent at the ortho position. | 1.99 | 1 | 0 | guaiacols | disinfectant; EC 1.1.1.25 (shikimate dehydrogenase) inhibitor; expectorant; plant 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. | 2.17 | 1 | 0 | dibenzofurans; mancude organic heterotricyclic parent; polycyclic heteroarene | xenobiotic |
creatine [no description available] | 2.11 | 1 | 0 | glycine derivative; guanidines; zwitterion | geroprotector; human metabolite; mouse metabolite; neuroprotective agent; nutraceutical |
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. | 2.11 | 1 | 0 | 2-hydroxy monocarboxylic acid | algal metabolite; Daphnia magna metabolite |
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. | 3.32 | 6 | 0 | chlorocyclohexane | |
hydrogen Hydrogen: The first chemical element in the periodic table with atomic symbol H, and atomic number 1. Protium (atomic weight 1) is by far the most common hydrogen isotope. Hydrogen also exists as the stable isotope DEUTERIUM (atomic weight 2) and the radioactive isotope TRITIUM (atomic weight 3). Hydrogen forms into a diatomic molecule at room temperature and appears as a highly flammable colorless and odorless gas.. dihydrogen : An elemental molecule consisting of two hydrogens joined by a single bond. | 2.15 | 1 | 0 | elemental hydrogen; elemental molecule; gas molecular entity | antioxidant; electron donor; food packaging gas; fuel; human metabolite |
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. | 2.58 | 2 | 0 | alkyl alcohol; one-carbon compound; primary alcohol; volatile organic compound | amphiprotic solvent; Escherichia coli metabolite; fuel; human metabolite; mouse metabolite; Mycoplasma genitalium metabolite |
melatonin [no description available] | 8.16 | 3 | 0 | acetamides; tryptamines | anticonvulsant; central nervous system depressant; geroprotector; hormone; human metabolite; immunological adjuvant; mouse metabolite; radical scavenger |
nickel Nickel: A trace element with the atomic symbol Ni, atomic number 28, and atomic weight 58.69. It is a cofactor of the enzyme UREASE.. nickel ion : A nickel atom having a net electric charge.. nickel atom : Chemical element (nickel group element atom) with atomic number 28. | 2.11 | 1 | 0 | metal allergen; nickel group element atom | epitope; micronutrient |
nitrates Nitrates: Inorganic or organic salts and esters of nitric acid. These compounds contain the NO3- radical. | 2.08 | 1 | 0 | monovalent inorganic anion; nitrogen oxoanion; reactive nitrogen species | |
hydroxide ion [no description available] | 2.54 | 2 | 0 | oxygen hydride | mouse metabolite |
pentachlorophenol PENTA: structure given in first source | 7.53 | 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.' | 2.08 | 1 | 0 | ortho-fused polycyclic arene; ortho-fused tricyclic hydrocarbon; phenanthrenes | environmental contaminant; mouse metabolite |
phenol [no description available] | 2.76 | 3 | 0 | phenols | antiseptic drug; disinfectant; human xenobiotic metabolite; mouse metabolite |
phthalic acid phthalic acid: RN given refers to parent cpd; structure in Merck Index, 9th ed, #7178. phthalic acid : A benzenedicarboxylic acid cosisting of two carboxy groups at ortho positions. | 2.85 | 3 | 0 | benzenedicarboxylic acid | human xenobiotic metabolite |
toluene methylbenzene : Any alkylbenzene that is benzene substituted with one or more methyl groups. | 2.04 | 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. | 2.13 | 1 | 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 |
2,4,6-tribromophenol [no description available] | 2.58 | 2 | 0 | bromophenol | environmental contaminant; fungicide; marine metabolite |
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. | 2.31 | 1 | 0 | phenols | environmental contaminant |
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. | 2.05 | 1 | 0 | pyrazolone | antipyretic; cyclooxygenase 3 inhibitor; environmental contaminant; non-narcotic analgesic; non-steroidal anti-inflammatory drug; 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. | 3.69 | 9 | 0 | ortho- and peri-fused polycyclic arene | carcinogenic agent; mouse metabolite |
butylbenzyl phthalate spatozoate: structure in first source | 2.51 | 2 | 0 | benzyl ester | |
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. | 2.63 | 2 | 0 | chloropyridine; organic thiophosphate | acaricide; agrochemical; EC 3.1.1.7 (acetylcholinesterase) inhibitor; EC 3.1.1.8 (cholinesterase) inhibitor; environmental contaminant; insecticide; xenobiotic |
deferoxamine Deferoxamine: Natural product isolated from Streptomyces pilosus. It forms iron complexes and is used as a chelating agent, particularly in the mesylate form.. desferrioxamine B : An acyclic desferrioxamine that is butanedioic acid in which one of the carboxy groups undergoes formal condensation with the primary amino group of N-(5-aminopentyl)-N-hydroxyacetamide and the second carboxy group undergoes formal condensation with the hydroxyamino group of N(1)-(5-aminopentyl)-N(1)-hydroxy-N(4)-[5-(hydroxyamino)pentyl]butanediamide. It is a siderophore native to Streptomyces pilosus biosynthesised by the DesABCD enzyme cluster as a high affinity Fe(III) chelator. | 2.1 | 1 | 0 | acyclic desferrioxamine | bacterial metabolite; ferroptosis inhibitor; iron chelator; siderophore |
dibutyl phthalate Dibutyl Phthalate: A plasticizer used in most plastics and found in water, air, soil, plants and animals. It may have some adverse effects with long-term exposure.. dibutyl phthalate : A phthalate ester that is the diester obtained by the formal condensation of the carboxy groups of phthalic acid with two molecules of butan-1-ol. Although used extensively as a plasticiser, it is a ubiquitous environmental contaminant that poses a risk to humans. | 2.85 | 3 | 0 | diester; phthalate ester | EC 3.2.1.20 (alpha-glucosidase) inhibitor; environmental contaminant; metabolite; plasticiser; teratogenic agent |
dichlorodiphenyl dichloroethylene Dichlorodiphenyl Dichloroethylene: An organochlorine pesticide, it is the ethylene metabolite of DDT. | 4.06 | 13 | 0 | chlorophenylethylene; monochlorobenzenes | human xenobiotic metabolite; persistent organic pollutant |
ddt 1,1-bis(p-chlorophenyl)-2,2,2-trichloroethane: structure in first source | 2.97 | 4 | 0 | benzenoid aromatic compound; chlorophenylethane; monochlorobenzenes; organochlorine insecticide | bridged diphenyl acaricide; carcinogenic agent; endocrine disruptor; persistent organic pollutant |
valproic acid Valproic Acid: A fatty acid with anticonvulsant and anti-manic properties that is used in the treatment of EPILEPSY and BIPOLAR DISORDER. The mechanisms of its therapeutic actions are not well understood. It may act by increasing GAMMA-AMINOBUTYRIC ACID levels in the brain or by altering the properties of VOLTAGE-GATED SODIUM CHANNELS.. valproic acid : A branched-chain saturated fatty acid that comprises of a propyl substituent on a pentanoic acid stem. | 2.72 | 2 | 0 | branched-chain fatty acid; branched-chain saturated fatty acid | anticonvulsant; antimanic drug; EC 3.5.1.98 (histone deacetylase) inhibitor; GABA agent; neuroprotective agent; psychotropic drug; teratogenic agent |
endosulfan Endosulfan: A polychlorinated compound used for controlling a variety of insects. It is practically water-insoluble, but readily adheres to clay particles and persists in soil and water for several years. Its mode of action involves repetitive nerve-discharges positively correlated to increase in temperature. This compound is extremely toxic to most fish. (From Comp Biochem Physiol (C) 1993 Jul;105(3):347-61). endosulfan : A cyclic sulfite ester that is 1,5,5a,6,9,9a-hexahydro-6,9-methano-2,4,3-benzodioxathiepine 3-oxide substituted by chloro groups at positions 6, 7, 8, 9, 10 and 10. | 2.54 | 2 | 0 | cyclic sulfite ester; cyclodiene organochlorine insecticide | acaricide; agrochemical; GABA-gated chloride channel antagonist; persistent organic pollutant |
ether Ether: A mobile, very volatile, highly flammable liquid used as an inhalation anesthetic and as a solvent for waxes, fats, oils, perfumes, alkaloids, and gums. It is mildly irritating to skin and mucous membranes.. ether : An organooxygen compound with formula ROR, where R is not hydrogen.. diethyl ether : An ether in which the oxygen atom is linked to two ethyl groups. | 5.29 | 38 | 0 | ether; volatile organic compound | inhalation anaesthetic; non-polar solvent; refrigerant |
gentamicin Gentamicins: A complex of closely related aminoglycosides obtained from MICROMONOSPORA purpurea and related species. They are broad-spectrum antibiotics, but may cause ear and kidney damage. They act to inhibit PROTEIN BIOSYNTHESIS. | 2.17 | 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. | 2.6 | 1 | 0 | cyclodiene organochlorine insecticide | agrochemical; antibacterial agent; antifungal agent; GABA-gated chloride channel antagonist; persistent organic pollutant |
phenobarbital Phenobarbital: A barbituric acid derivative that acts as a nonselective central nervous system depressant. It potentiates GAMMA-AMINOBUTYRIC ACID action on GABA-A RECEPTORS, and modulates chloride currents through receptor channels. It also inhibits glutamate induced depolarizations.. phenobarbital : A member of the class of barbiturates, the structure of which is that of barbituric acid substituted at C-5 by ethyl and phenyl groups. | 2.04 | 1 | 0 | barbiturates | anticonvulsant; drug allergen; excitatory amino acid antagonist; sedative |
4-phenylbutyric acid 4-phenylbutyric acid: RN refers to the parent cpd. 4-phenylbutyric acid : A monocarboxylic acid the structure of which is that of butyric acid substituted with a phenyl group at C-4. It is a histone deacetylase inhibitor that displays anticancer activity. It inhibits cell proliferation, invasion and migration and induces apoptosis in glioma cells. It also inhibits protein isoprenylation, depletes plasma glutamine, increases production of foetal haemoglobin through transcriptional activation of the gamma-globin gene and affects hPPARgamma activation. | 2.31 | 1 | 0 | monocarboxylic acid | antineoplastic agent; apoptosis inducer; EC 3.5.1.98 (histone deacetylase) inhibitor; prodrug |
triclosan [no description available] | 8.02 | 4 | 0 | aromatic ether; dichlorobenzene; monochlorobenzenes; phenols | antibacterial agent; antimalarial; drug allergen; EC 1.3.1.9 [enoyl-[acyl-carrier-protein] reductase (NADH)] inhibitor; EC 1.5.1.3 (dihydrofolate reductase) inhibitor; fungicide; persistent organic pollutant; xenobiotic |
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. | 2.03 | 1 | 0 | (trifluoromethyl)benzenes; C-nitro compound; substituted aniline | agrochemical; environmental contaminant; herbicide; xenobiotic |
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. | 4.43 | 20 | 0 | 2-halophenol; iodophenol; L-phenylalanine derivative; non-proteinogenic L-alpha-amino acid; thyroxine zwitterion; thyroxine | antithyroid drug; human metabolite; mouse metabolite; thyroid hormone |
aldosterone [no description available] | 2.6 | 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 |
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. | 9.04 | 13 | 0 | 2-halophenol; amino acid zwitterion; iodophenol; iodothyronine | human metabolite; mouse metabolite; thyroid hormone |
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. | 2.59 | 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. | 2.41 | 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 |
aspartic acid Aspartic Acid: One of the non-essential amino acids commonly occurring in the L-form. It is found in animals and plants, especially in sugar cane and sugar beets. It may be a neurotransmitter.. aspartic acid : An alpha-amino acid that consists of succinic acid bearing a single alpha-amino substituent. L-aspartic acid : The L-enantiomer of aspartic acid. | 2.11 | 1 | 0 | aspartate family amino acid; aspartic acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; mouse metabolite; neurotransmitter |
glutamine Glutamine: A non-essential amino acid present abundantly throughout the body and is involved in many metabolic processes. It is synthesized from GLUTAMIC ACID and AMMONIA. It is the principal carrier of NITROGEN in the body and is an important energy source for many cells.. L-glutamine : An optically active form of glutamine having L-configuration.. glutamine : An alpha-amino acid that consists of butyric acid bearing an amino substituent at position 2 and a carbamoyl substituent at position 4. | 2.6 | 1 | 0 | amino acid zwitterion; glutamine family amino acid; glutamine; L-alpha-amino acid; polar amino acid zwitterion; proteinogenic amino acid | EC 1.14.13.39 (nitric oxide synthase) inhibitor; Escherichia coli metabolite; human metabolite; metabolite; micronutrient; mouse metabolite; nutraceutical; Saccharomyces cerevisiae metabolite |
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. | 2.44 | 2 | 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) | 2.13 | 1 | 0 | cyclodiene organochlorine insecticide | GABA-gated chloride channel antagonist; persistent organic pollutant |
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. | 2.21 | 1 | 0 | tetrachlorophenol | xenobiotic metabolite |
galactose galactopyranose : The pyranose form of galactose. | 2.6 | 1 | 0 | D-galactose; galactopyranose | Escherichia coli metabolite; mouse metabolite |
egtazic acid Egtazic Acid: A chelating agent relatively more specific for calcium and less toxic than EDETIC ACID.. ethylene glycol bis(2-aminoethyl)tetraacetic acid : A diether that is ethylene glycol in which the hydrogens of the hydroxy groups have been replaced by 2-[bis(carboxymethyl)amino]ethyl group respectively. | 2.13 | 1 | 0 | diether; tertiary amino compound; tetracarboxylic acid | chelator |
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. | 2.08 | 1 | 0 | aliphatic nitrile; volatile organic compound | EC 3.5.1.4 (amidase) inhibitor; NMR chemical shift reference compound; polar aprotic solvent |
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. | 4.42 | 19 | 0 | benzenes; piperidines | anaesthetic; neurotoxin; NMDA receptor antagonist; psychotropic drug |
tris(2-butoxyethyl) phosphate tris(2-butoxyethyl) phosphate: inhibitor of drug-protein binding; present in stoppers of blood sample 'vacutainers'. tris(2-butoxyethyl) phosphate : A trialkyl phosphate in which the alkyl group specified is 2-butoxyethyl. | 2.6 | 1 | 0 | trialkyl phosphate | environmental contaminant; flame retardant |
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. | 4.09 | 13 | 0 | brominated flame retardant; bromobisphenol | |
tetrachlorodian tetrachlorodian: used in the manufacture of synthetic resins | 2.21 | 1 | 0 | bisphenol | |
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. | 9.18 | 15 | 0 | bisphenol | endocrine disruptor; environmental contaminant; xenobiotic; xenoestrogen |
4,4'-dichlorodiphenyl sulfone [no description available] | 2 | 1 | 0 | | |
bis(4-hydroxyphenyl)sulfone bis(4-hydroxyphenyl)sulfone: structure and RN in first source. 4,4'-sulfonyldiphenol : A sulfone that is diphenyl sulfone in which both of the para hydrogens have been replaced by hydroxy groups. | 2.58 | 2 | 0 | bisphenol; sulfone | endocrine disruptor; metabolite |
diisobutyl phthalate diisobutyl phthalate : A phthalate ester that is the diester obtained by the formal condensation of the carboxy groups of phthalic acid with two molecules of isobutanol. | 2.1 | 1 | 0 | diester; phthalate ester | plasticiser; PPAR modulator; teratogenic agent |
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. | 2.03 | 1 | 0 | organic cation | defoliant; herbicide |
hexachlorobutadiene hexachlorobutadiene: a potent nephrotoxicant in rats; structure | 2.03 | 1 | 0 | organochlorine compound | |
hexabromobenzene [no description available] | 2.78 | 3 | 0 | | |
2,3,4,5,6-pentabromotoluene [no description available] | 2.04 | 1 | 0 | | |
1,2,4,5-tetrachlorobenzene 1,2,4,5-tetrachlorobenzene : A tetrachlorobenzene carrying chloro groups at positions 1, 2, 4 and 5. | 2.03 | 1 | 0 | tetrachlorobenzene | |
styrene Styrene: A colorless, toxic liquid with a strong aromatic odor. It is used to make rubbers, polymers and copolymers, and polystyrene plastics.. styrene : A vinylarene that is benzene carrying a vinyl group. It has been isolated from the benzoin resin produced by Styrax species. | 2.03 | 1 | 0 | styrenes; vinylarene; volatile organic compound | mouse metabolite; mutagen; plant metabolite |
triclocarban triclocarban: bacteriostat; antiseptic in soaps & other cleansing solns; germicide; structure. triclocarban : A member of the class of phenylureas that is urea substituted by a 4-chlorophenyl group and a 3,4-dichlorophenyl group at positions 1 and 3 respectively. | 7.13 | 1 | 0 | dichlorobenzene; monochlorobenzenes; phenylureas | antimicrobial agent; antiseptic drug; disinfectant; environmental contaminant; xenobiotic |
4-bromophenyl phenyl ether 4-bromodiphenyl ether: induces apoptosis. 4-bromophenyl phenyl ether : An aromatic ether that is diphenyl ether substituted at position 4 by a bromo group. | 2.41 | 1 | 0 | aromatic ether; organobromine compound | |
phenyl ether diphenyl ether : An aromatic ether in which the oxygen is attached to two phenyl substituents. It has been found in muscat grapes and vanilla. | 3.01 | 4 | 0 | aromatic ether | plant metabolite |
2-methylpentane Hexanes: Six-carbon saturated hydrocarbon group of the methane series. Include isomers and derivatives. Various polyneuropathies are caused by hexane poisoning. | 2.25 | 1 | 0 | alkane | |
1,3,5-trichlorobenzene 1,3,5-trichlorobenzene: structure in first source. 1,3,5-trichlorobenzene : A trichlorobenzene carrying chloro substituents at positions 1, 3 and 5. | 2.03 | 1 | 0 | trichlorobenzene | |
n-hexane hexane : An unbranched alkane containing six carbon atoms. | 2.25 | 1 | 0 | alkane; volatile organic compound | neurotoxin; non-polar solvent |
nonane iotrochotin: toxin from the Caribbean sponge Iotrochota birotulata, which selectively permeabilizes synaptosomes. nonane : A straight chain alkane composed of 9 carbon atoms. | 2.08 | 1 | 0 | alkane | plant metabolite; volatile oil component |
dicofol Dicofol: An organochlorine insecticide.. dicofol : A tertiary alcohol that is DDT in which the benzylic hydrogen has been replaced by a hydroxy group. | 2.03 | 1 | 0 | monochlorobenzenes; organochlorine acaricide; tertiary alcohol | |
triphenyl phosphate triphenyl phosphate: structure. triphenyl phosphate : An aryl phosphate resulting from the formal condensation of phosphoric acid with 3 mol eq. of phenol. | 3.16 | 3 | 0 | aryl phosphate | flame retardant; plasticiser |
tris(chloroethyl)phosphate tris(chloroethyl)phosphate: has gonadotoxic effects. tris(2-chloroethyl) phosphate : A trialkyl phosphate that is the tris(2-chloroethyl) ester of phosphoric acid. | 2.41 | 1 | 0 | organochlorine compound; trialkyl phosphate | |
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. | 2.03 | 1 | 0 | monochlorobenzenes; organochlorine acaricide; sulfone; trichlorobenzene | |
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. | 2.83 | 3 | 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. | 2.97 | 4 | 0 | aromatic fungicide; chlorobenzenes | antifungal agrochemical; carcinogenic agent; persistent organic pollutant |
diallyl phthalate [no description available] | 2.72 | 3 | 0 | | |
ethyl acetate ethyl acetate : The acetate ester formed between acetic acid and ethanol. | 2.25 | 1 | 0 | acetate ester; ethyl ester; volatile organic compound | EC 3.4.19.3 (pyroglutamyl-peptidase I) inhibitor; metabolite; polar aprotic solvent; Saccharomyces cerevisiae metabolite |
dibenzo(1,4)dioxin dibenzo(1,4)dioxin: structure | 2.58 | 2 | 0 | dibenzodioxine; heteranthrene; mancude organic heterotricyclic parent; oxacycle; polycyclic heteroarene | |
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. | 2.31 | 1 | 0 | 1,3-oxazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
thiazoles [no description available] | 2.46 | 2 | 0 | 1,3-thiazoles; mancude organic heteromonocyclic parent; monocyclic heteroarene | |
perfluorooctanoic acid perfluorooctanoic acid: RN given refers to parent cpd. perfluorooctanoic acid : A fluoroalkanoic acid that is perfluorinated octanoic acid. | 2.8 | 3 | 0 | fluoroalkanoic acid | carcinogenic agent; endocrine disruptor; environmental contaminant; surfactant; xenobiotic |
perfluorodecanoic acid perfluorodecanoic acid : A fluoroalkanoic acid that is perfluorinated decanoic acid. | 2.13 | 1 | 0 | fluoroalkanoic acid | environmental contaminant; xenobiotic |
perfluorobutyric acid perfluorobutyric acid: ion pairing reagent; RN given refers to parent cpd. perfluorobutyric acid : A monocarboxylic acid that is perfluorinated butyric acid. | 2.13 | 1 | 0 | fluoroalkanoic acid | chromatographic reagent; environmental contaminant; xenobiotic |
lithocholic acid Lithocholic Acid: A bile acid formed from chenodeoxycholate by bacterial action, usually conjugated with glycine or taurine. It acts as a detergent to solubilize fats for absorption and is itself absorbed. It is used as cholagogue and choleretic.. lithocholic acid : A monohydroxy-5beta-cholanic acid with a alpha-hydroxy substituent at position 3. It is a bile acid obtained from chenodeoxycholic acid by bacterial action.. lithocholate : A bile acid anion that is the conjugate base of lithocholic acid. | 3.21 | 1 | 0 | bile acid; C24-steroid; monohydroxy-5beta-cholanic acid | geroprotector; human metabolite; mouse metabolite |
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. | 3.53 | 7 | 0 | dialdehyde | biomarker |
neutral red Neutral Red: A vital dye used as an indicator and biological stain. Various adverse effects have been observed in biological systems.. neutral red : A hydrochloride obtained by combining the free base of neutral red with one equivalent of hydrochloric acid. Neutral red acts as a pH indicator, changing from red to yellow between pH 6.8 and 8.0. | 2.15 | 1 | 0 | hydrochloride | acid-base indicator; dye; two-colour indicator |
dansyl chloride dansyl chloride: RN given refers to unlabeled cpd | 2.15 | 1 | 0 | aminonaphthalene; sulfonic acid derivative | |
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. | 2.03 | 1 | 0 | pentachlorobenzenes | persistent organic pollutant |
2,4-dibromophenol 2,4-dibromophenol : A bromophenol that is phenol in which the hydrogens at positions 2 and 4 have been replaced by bromines. | 2.21 | 1 | 0 | brominated flame retardant; bromophenol; dibromobenzene | marine metabolite |
acetylcysteine N-acetyl-L-cysteine : An N-acetyl-L-amino acid that is the N-acetylated derivative of the natural amino acid L-cysteine. | 3.82 | 10 | 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 |
4,4'-bisphenol f 4,4'-bisphenol F: RN given refers to parent cpd. bisphenol F : A bisphenol that is methane in which two of the hydrogens have been replaced by 4-hydroxyphenyl groups. | 2.31 | 1 | 0 | bisphenol; diarylmethane | environmental food contaminant; xenoestrogen |
phenylphosphate phenylphosphate: structure given in first source. phenyl phosphate : An aryl phosphate resulting from the mono-esterification of phosphoric acid with phenol. | 2.31 | 1 | 0 | aryl phosphate | mouse metabolite |
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. | 7.04 | 90 | 0 | polybromodiphenyl ether | neurotoxin |
cadmium sulfide [no description available] | 2.21 | 1 | 0 | cadmium molecular entity | |
d-alpha tocopherol Vitamin E: A generic descriptor for all TOCOPHEROLS and TOCOTRIENOLS that exhibit ALPHA-TOCOPHEROL activity. By virtue of the phenolic hydrogen on the 2H-1-benzopyran-6-ol nucleus, these compounds exhibit varying degree of antioxidant activity, depending on the site and number of methyl groups and the type of ISOPRENOIDS.. tocopherol : A collective name for a group of closely related lipids that contain a chroman-6-ol nucleus substituted at position 2 by a methyl group and by a saturated hydrocarbon chain consisting of three isoprenoid units. They are designated as alpha-, beta-, gamma-, and delta-tocopherol depending on the number and position of additional methyl substituents on the aromatic ring. Tocopherols occur in vegetable oils and vegetable oil products, almost exclusively with R,R,R configuration. Tocotrienols differ from tocopherols only in having three double bonds in the hydrocarbon chain.. vitamin E : Any member of a group of fat-soluble chromanols that exhibit biological activity against vitamin E deficiency. The vitamers in this class consists of a chroman-6-ol core which is substituted at position 2 by a methyl group and (also at position 2) either a saturated or a triply-unsaturated hydrocarbon chain consisting of three isoprenoid units. The major function of vitamin E is to act as a natural antioxidant by scavenging free radicals and molecular oxygen.. (R,R,R)-alpha-tocopherol : An alpha-tocopherol that has R,R,R configuration. The naturally occurring stereoisomer of alpha-tocopherol, it is found particularly in sunflower and olive oils. | 2.51 | 2 | 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 |
mirex Mirex: An organochlorine insecticide that is carcinogenic. | 2.03 | 1 | 0 | chlorocarbon; organochlorine insecticide | persistent organic pollutant |
chloroneb chloroneb: structure. chloroneb : A dimethoxybenzene that is p-dimethoxybenzene which is substituted by chlorines at positions 2 and 5. A fungicide formerly used as a seed treatment, it is not approved for use in the European Union. | 2.6 | 1 | 0 | aromatic fungicide; dichlorobenzene; dimethoxybenzene | antifungal agrochemical |
2,4,4'-trichlorobiphenyl [no description available] | 2.47 | 2 | 0 | | |
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. | 2.1 | 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. | 2.8 | 3 | 0 | metal allergen; nickel group element atom; platinum group metal atom | |
silver Silver: An element with the atomic symbol Ag, atomic number 47, and atomic weight 107.87. It is a soft metal that is used medically in surgical instruments, dental prostheses, and alloys. Long-continued use of silver salts can lead to a form of poisoning known as ARGYRIA. | 2.87 | 3 | 0 | copper group element atom; elemental silver | Escherichia coli metabolite |
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. | 2.82 | 3 | 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. | 3.47 | 6 | 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. | 2.75 | 3 | 0 | chromium group element atom; metal allergen | micronutrient |
ferric chloride ferric chloride: RN given refers to cpd with MF of Fe-Cl3; used to induce experimental arterial thrombosis to evaluate antithrombotic agents | 2.07 | 1 | 0 | iron coordination entity | astringent; Lewis acid |
bromine Bromine: A halogen with the atomic symbol Br, atomic number 35, and atomic weight 79.904. It is a volatile reddish-brown liquid that gives off suffocating vapors, is corrosive to the skin, and may cause severe gastroenteritis if ingested. | 3.63 | 8 | 0 | diatomic bromine | |
lead chloride lead chloride: RN in 9th CI Form Index for cotunnite: 14639-87-3; RN given refers to cpd with MF of Pb-Cl2. lead(II) chloride : An inorganic chloride consisting of two chlorine atoms covalently bound to a central lead atom. | 2.31 | 1 | 0 | inorganic chloride; lead coordination entity | |
titanium dioxide titanium dioxide: used medically as protectant against externally caused irritation & sunlight; high concentrations of dust may cause irritation to respiratory tract; RN given refers to titanium oxide (TiO2); structure. titanium dioxide : A titanium oxide with the formula TiO2. A naturally occurring oxide sourced from ilmenite, rutile and anatase, it has a wide range of applications. | 2.58 | 2 | 0 | titanium oxides | food colouring |
dechlorane plus dechlorane plus: a flame retardant; structure in first source | 2.58 | 2 | 0 | | |
tri-(2-chloroisopropyl)phosphate [no description available] | 2.15 | 1 | 0 | trialkyl phosphate | |
tris(1,3-dichloro-2-propyl)phosphate [no description available] | 2.55 | 2 | 0 | trialkyl phosphate | |
2,4',5-trichlorobiphenyl [no description available] | 2.1 | 1 | 0 | | |
chromium chromium hexavalent ion: a human respiratory carcinogen | 2.75 | 3 | 0 | chromium cation; monoatomic hexacation | |
iodine [no description available] | 2.13 | 1 | 0 | halide anion; monoatomic iodine | human metabolite |
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. | 2.25 | 1 | 0 | benzenes; phenyl acetates | |
pyrene pyrene: structure in Merck Index, 9th ed, #7746. pyrene : An ortho- and peri-fused polycyclic arene consisting of four fused benzene rings, resulting in a flat aromatic system. | 2.31 | 1 | 0 | ortho- and peri-fused polycyclic arene | fluorescent probe; persistent organic pollutant |
glutamic acid Glutamic Acid: A non-essential amino acid naturally occurring in the L-form. Glutamic acid is the most common excitatory neurotransmitter in the CENTRAL NERVOUS SYSTEM.. glutamic acid : An alpha-amino acid that is glutaric acid bearing a single amino substituent at position 2. | 2.21 | 1 | 0 | glutamic acid; glutamine family amino acid; L-alpha-amino acid; proteinogenic amino acid | Escherichia coli metabolite; ferroptosis inducer; micronutrient; mouse metabolite; neurotransmitter; nutraceutical |
dechlorane 602 dechlorane 602: structure in first source | 2.52 | 2 | 0 | | |
pcb 118 [no description available] | 2.03 | 1 | 0 | dichlorobenzene; pentachlorobiphenyl; trichlorobenzene | |
pbde 99 2,4-dibromophenyl 2,4,5-tribromophenyl ether : A polybromodiphenyl ether that is diphenyl ether in which the hydrogens at the 2, 4, 5, 2', and 4' positions have been replaced by bromines. | 2.03 | 1 | 0 | polybromodiphenyl ether | |
3,4,3',4'-tetrachlorobiphenyl 3,4,3',4'-tetrachlorobiphenyl: RN given refers to parent cpd. 3,3',4,4'-tetrachlorobiphenyl : A tetrachlorobiphenyl that is biphenyl in which the hydrogens at position 3 and 4 on each phenyl group are replaced by chlorines. | 2.47 | 2 | 0 | dichlorobenzene; tetrachlorobiphenyl | |
2,4,5,2',4',5'-hexachlorobiphenyl [no description available] | 4.48 | 21 | 0 | hexachlorobiphenyl | |
2,2',3',4,4',5-hexachlorobiphenyl [no description available] | 2.83 | 3 | 0 | polychlorobiphenyl | |
pcb 180 PCB 180: C12-H3-Cl7 | 2.46 | 2 | 0 | polychlorobiphenyl | |
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 | 1 | 0 | dichlorobenzene; tetrachlorobiphenyl | |
1,2-bis(2,4,6-tribromophenoxy)ethane 1,2-bis(2,4,6-tribromophenoxy)ethane: structure given in first source | 3.03 | 4 | 0 | | |
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. | 2.31 | 1 | 0 | dicarboximide; dichlorobenzene; olefinic compound; oxazolidinone | |
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). | 2.46 | 2 | 0 | | |
2,4,5,2',4',5'-hexabromobiphenyl 2,4,5,2',4',5'-hexabromobiphenyl: RN given refers to parent cpd. 2,2',4,4',5,5'-hexabromobiphenyl : A polybromobiphenyl that is biphenyl in which the hydrogens at positions 2, 2', 4, 4', 5, and 5' have been replace by bromines. | 2.6 | 1 | 0 | brominated flame retardant; polybromobiphenyl | |
bde 206 2,2',3,3',4,4',5,5',6-nonabromodiphenyl ether: structure in first source | 3.01 | 4 | 0 | | |
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. | 2.07 | 1 | 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 |
simvastatin Simvastatin: A derivative of LOVASTATIN and potent competitive inhibitor of 3-hydroxy-3-methylglutaryl coenzyme A reductase (HYDROXYMETHYLGLUTARYL COA REDUCTASES), which is the rate-limiting enzyme in cholesterol biosynthesis. It may also interfere with steroid hormone production. Due to the induction of hepatic LDL RECEPTORS, it increases breakdown of LDL CHOLESTEROL.. simvastatin : A member of the class of hexahydronaphthalenes that is lovastatin in which the 2-methylbutyrate ester moiety has been replaced by a 2,2-dimethylbutyrate ester group. It is used as a cholesterol-lowering and anti-cardiovascular disease drug. | 2.05 | 1 | 0 | delta-lactone; fatty acid ester; hexahydronaphthalenes; statin (semi-synthetic) | EC 1.1.1.34/EC 1.1.1.88 (hydroxymethylglutaryl-CoA reductase) inhibitor; EC 3.4.24.83 (anthrax lethal factor endopeptidase) inhibitor; ferroptosis inducer; geroprotector; prodrug |
musk xylene musk xylene : A C-nitro compound that is m-xylene bearing three nitro substituents at positions 2, 4 and 6 as well as a tert-butyl group at position 5. | 2.03 | 1 | 0 | C-nitro compound | carcinogenic agent; explosive; fragrance |
3,4,5,3',4'-pentachlorobiphenyl 3,3',4,4',5-pentachlorobiphenyl : A pentachlorobiphenyl in which the chlorines are located at the 3, 4, 5, 3', and 4' positions. | 2.97 | 4 | 0 | pentachlorobiphenyl; trichlorobenzene | |
thiazolyl blue thiazolyl blue: RN & II refers to bromide. 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide : The bromide salt of 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium. | 2.46 | 2 | 0 | organic bromide salt | colorimetric reagent; dye |
trenbolone acetate Trenbolone Acetate: An anabolic steroid used mainly as an anabolic agent in veterinary practice. | 2.44 | 2 | 0 | steroid ester | |
perfluoro-n-nonanoic acid perfluorononanoic acid : A fluoroalkanoic acid that is nonanoic acid in which all of the hydrogens in the alkyl chain are replaced by fluorines. | 2.13 | 1 | 0 | fluoroalkanoic acid | persistent organic pollutant; surfactant; xenobiotic |
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. | 2.01 | 1 | 0 | anthocyanidin chloride | |
honokiol [no description available] | 2.6 | 1 | 0 | biphenyls | |
perfluorooctane sulfonic acid perfluorooctane-1-sulfonic acid : A perfluoroalkanesulfonic acid that is octane-1-sulfonic acid in which all seventeen of the hydrogens that are attached to carbons hvae been replaced by fluorines. | 3.19 | 5 | 0 | perfluoroalkanesulfonic acid | antilipemic drug; persistent organic pollutant |
pentafluorobenzoyl chloride pentafluorobenzoyl chloride: RN given refers to parent cpd. pentafluorobenzoyl chloride : The acid chloride of pentafluorobenzoic acid. It is a sensitive derivatising reagent for the analysis of amines, amides and phenols by electron capture gas chromatography. | 2.1 | 1 | 0 | acyl chloride; perfluorinated compound | chromatographic reagent |
tris(4-chlorophenyl)methanol [no description available] | 1.99 | 1 | 0 | | |
4-phenylbutylamine 4-phenylbutylamine: used as a drug partition into lipid bilayers in a cubic liquid-crystalline phase. 4-phenylbutylamine : A phenylalkylamine that is benzene in which one of the hydrogens is substituted by a 4-aminobutyl group. | 2.13 | 1 | 0 | benzenes; phenylalkylamine; primary amino compound | |
irgarol 1051 irgarol 1051: a booster biocide; structure given in first source. irgarol 1051 : A diamino-1,3,5-triazine that is 1,3,5-triazine-2,4-diamine carrying a N-tert-butyl, N'-cyclopropyl and a methylsulfanyl group at position 6. | 2.05 | 1 | 0 | aryl sulfide; cyclopropanes; diamino-1,3,5-triazine | antifouling biocide; environmental contaminant; xenobiotic |
titanium nitride (tin) titanium nitride: RN given refers to unspecified MF | 2.07 | 1 | 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. | 2.03 | 1 | 0 | 17beta-hydroxy steroid; 3-hydroxy steroid; organofluorine compound; sulfoxide | antineoplastic agent; estrogen antagonist; estrogen receptor antagonist |
3,3'-diiodothyronine 3,3'-diiodothyronine: RN given refers to unlabeled cpd without isomeric designation | 2.52 | 2 | 0 | 3,3'-diiodothyronine; amino acid zwitterion | human metabolite |
caprylates Caprylates: Derivatives of caprylic acid. Included under this heading are a broad variety of acid forms, salts, esters, and amides that contain a carboxy terminated eight carbon aliphatic structure.. octanoate : A straight-chain saturated fatty acid anion that is the conjugate base of octanoic acid (caprylic acid); believed to block adipogenesis. | 2.8 | 3 | 0 | fatty acid anion 8:0; straight-chain saturated fatty acid anion | human metabolite; Saccharomyces cerevisiae metabolite |
tris(2-carboxyethyl)phosphine tris(2-carboxyethyl)phosphine: water-soluble reagent which irreversibly reduces disulfides to thiols at room temperature & is active below neutral pH; used for quantitation of iodine and iodate. TCEP : A tertiary phosphine in which phosphane is substituted with three 2-carboxyethyl groups. It is a commonly used reducing agent. | 2.41 | 1 | 0 | phosphine derivative; tricarboxylic acid | reducing agent |
tenax tenax: porous polymer based on 2,6-diphenyl-p-phenylene oxide; used for trapping volatile organic compounds | 2.06 | 1 | 0 | | |
antibiotic g 418 antibiotic G 418: from Micromonospora rhodorangea | 2.17 | 1 | 0 | | |
cyclohexadienone cyclohexadienone: structure in first source | 2.07 | 1 | 0 | | |
hydroxyl radical Hydroxyl Radical: The univalent radical OH. Hydroxyl radical is a potent oxidizing agent. | 2.1 | 1 | 0 | oxygen hydride; oxygen radical; reactive oxygen species | |
fenton's reagent Fenton's reagent: used for oxidizing sugars & alcohols | 2.06 | 1 | 0 | | |
organophosphonates hydrogenphosphite : A divalent inorganic anion resulting from the removal of a proton from two of the hydroxy groups of phosphorous acid. | 2.21 | 1 | 0 | divalent inorganic anion; phosphite ion | |
benzofurans Benzofurans: Compounds that contain a BENZENE ring fused to a furan ring. | 2.17 | 1 | 0 | | |
methylmercuric chloride methylmercuric chloride: RN given refers to unlabeled cpd | 2.31 | 1 | 0 | chlorine molecular entity; mercury coordination entity; one-carbon compound | |
tetrachloropalladium tetrachloropalladium: RN given refers to ion(2-); see also record for palladium chloride RN: 7647-10-1 | 2.25 | 1 | 0 | | |
tretinoin Tretinoin: An important regulator of GENE EXPRESSION during growth and development, and in NEOPLASMS. Tretinoin, also known as retinoic acid and derived from maternal VITAMIN A, is essential for normal GROWTH; and EMBRYONIC DEVELOPMENT. An excess of tretinoin can be teratogenic. It is used in the treatment of PSORIASIS; ACNE VULGARIS; and several other SKIN DISEASES. It has also been approved for use in promyelocytic leukemia (LEUKEMIA, PROMYELOCYTIC, ACUTE).. retinoic acid : A retinoid consisting of 3,7-dimethylnona-2,4,6,8-tetraenoic acid 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).. all-trans-retinoic acid : A retinoic acid in which all four exocyclic double bonds have E- (trans-) geometry. | 2.6 | 1 | 0 | retinoic acid; vitamin A | anti-inflammatory agent; antineoplastic agent; antioxidant; AP-1 antagonist; human metabolite; keratolytic drug; retinoic acid receptor agonist; retinoid X receptor agonist; signalling molecule |
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. | 2.08 | 1 | 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 |
sodium acetate, anhydrous Sodium Acetate: The trihydrate sodium salt of acetic acid, which is used as a source of sodium ions in solutions for dialysis and as a systemic and urinary alkalizer, diuretic, and expectorant. | 2.07 | 1 | 0 | organic sodium salt | NMR chemical shift reference compound |
isoliquiritigenin [no description available] | 7.21 | 1 | 0 | chalcones | antineoplastic agent; biological pigment; EC 1.14.18.1 (tyrosinase) inhibitor; GABA modulator; geroprotector; metabolite; NMDA receptor antagonist |
n-benzoylalanine N-benzoylalanine: RN given refers to parent cpd (L-Ala)-isomer. N-benzoylalanine : An N-acylamino acid that is the N-benzoyl derivative of alanine.. N-benzoyl-L-alanine : An N-acyl-L-alanine resulting from the formal condensation of L-alanine with the carboxy group of benzoic acid. | 2.41 | 1 | 0 | N-acyl-L-alanine; N-benzoylalanine | metabolite |
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. | 2.42 | 2 | 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. | 2.31 | 1 | 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 |
D-fructopyranose [no description available] | 2.6 | 1 | 0 | cyclic hemiketal; D-fructose; fructopyranose | sweetening agent |
nadp [no description available] | 2.04 | 1 | 0 | | |
1,2-bis(2-aminophenoxy)ethane n,n,n',n'-tetraacetic acid acetoxymethyl ester [no description available] | 2.13 | 1 | 0 | | |
3,5-dibromo-2-(2,4-dibromophenoxy)phenol 3,5-dibromo-2-(2,4-dibromophenoxy)phenol: isolated from the marine sponge Callyspongidae; inhibits contraction of smooth muscle in ileum; structure in first source | 2.07 | 1 | 0 | | |
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 |
rutin Hydroxyethylrutoside: Monohydroxyethyl derivative of rutin. Peripheral circulation stimulant used in treatment of venous disorders. | 3.05 | 4 | 0 | disaccharide derivative; quercetin O-glucoside; rutinoside; tetrahydroxyflavone | antioxidant; metabolite |
lead Lead: A soft, grayish metal with poisonous salts; atomic number 82, atomic weight 207.2, symbol Pb. | 2.87 | 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. | 2.13 | 1 | 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) | 2.5 | 2 | 0 | metalloid atom; pnictogen | micronutrient |
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. | 2.08 | 1 | 0 | monoatomic phosphorus; nonmetal atom; pnictogen | macronutrient |
troxerutin troxerutin: used in treatment of venous disorders; structure; venoruton & oxerutin is a mixture of hydroxyethyl rutinosides | 3.05 | 4 | 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). | 2.53 | 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 |
decabromodiphenyl ethane decabromodiphenyl ethane: structure in first source | 3.06 | 4 | 0 | | |
bde 207 2,2',3,3',4,4',5,6,6'-nonabromodiphenyl ether: structure in first source | 2.79 | 3 | 0 | | |
epoxomicin [no description available] | 2.11 | 1 | 0 | morpholines; tripeptide | proteasome inhibitor |
bde 197 2,2',3,3',4,4',6,6'-octabromodiphenyl ether: a component of DE-79, a technical octabromo diphenyl ether mixture | 2.8 | 3 | 0 | | |
tribromodiphenyl ether 28 4-bromophenyl 2,4-dibromophenyl ether : A polybromodiphenyl ether that is diphenyl ether in which the hydrogens at the 2, 4, and 4' positions have been replaced by bromines. | 5.11 | 39 | 0 | polybromodiphenyl ether | |
2,2',4,5'-tetrabromodiphenyl ether [no description available] | 3.66 | 8 | 0 | aromatic ether; organobromine compound | |
hexabromodiphenyl ether 154 2,2',4,4',5,6'-hexabromodiphenyl ether: structure in first source | 4.17 | 15 | 0 | aromatic ether; organobromine compound | |
bde 183 2,2',3,4,4',5',6-heptabromodiphenyl ether: a polybrominated diphenyl ether compound | 3.88 | 11 | 0 | aromatic ether; organobromine compound | |
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. | 2.99 | 4 | 0 | | |
cellulose DEAE-Cellulose: Cellulose derivative used in chromatography, as ion-exchange material, and for various industrial applications. | 2.15 | 1 | 0 | glycoside | |
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. | 3.24 | 5 | 0 | chlorophyll; methyl ester | cofactor |
glycolipids [no description available] | 2.17 | 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. | 2.1 | 1 | 0 | | |
sybr green i SYBR Green I: binds to double stranded DNA of less than 20 pg following agarose or polyacrylamide gel electrophoresis; excited at 497 nm and emits at 520 nm. SYBR Green I : A benzothiazolium ion resulting from the methylation of the nitrogen of the benzothiazole group of N-[4-(1,3-benzothiazol-2-ylmethylene)-1-phenyl-1,4-dihydroquinolin-2-yl]-N',N'-dimethyl-N-propylpropane-1,3-diamine. A cationic unsymmetrical cyanine dye that binds to double-stranded DNA and is used as a nucleic acid stain in molecular biology. | 2.07 | 1 | 0 | benzothiazolium ion; cyanine dye; quinolines; tertiary amine | fluorescent dye |
2-ethylhexyl 2,3,4,5-tetrabromobenzoate 2-ethylhexyl 2,3,4,5-tetrabromobenzoate: structure in first source | 2.15 | 1 | 0 | | |
cyclin d1 Cyclin D1: Protein encoded by the bcl-1 gene which plays a critical role in regulating the cell cycle. Overexpression of cyclin D1 is the result of bcl-1 rearrangement, a t(11;14) translocation, and is implicated in various neoplasms. | 2.51 | 2 | 0 | | |
nonachlor nonachlor: component of technical chlordan & heptachlor; RN given refers to cpd without isomeric designation | 2.45 | 2 | 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 | | |
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. | 2.25 | 1 | 0 | | |
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 | 2.13 | 1 | 0 | | |
trypan blue Trypan Blue: A diazo-naphthalene sulfonate that is widely used as a stain.. trypan blue : An organosulfonate salt that is the tetrasodium salt of 3,3'-[(3,3'-dimethylbiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis(5-amino-4-hydroxynaphthalene-2,7-disulfonic acid). | 2.05 | 1 | 0 | | |
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 |
leptin Leptin: A 16-kDa peptide hormone secreted from WHITE ADIPOCYTES. Leptin serves as a feedback signal from fat cells to the CENTRAL NERVOUS SYSTEM in regulation of food intake, energy balance, and fat storage. | 2.41 | 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. | 2.08 | 1 | 0 | | |