Substance | Relationship Strength | Studies | Trials | Classes | Roles |
chlordecone [no description available] | 2.05 | 1 | 0 | cyclic ketone; organochlorine compound | insecticide; persistent organic pollutant |
2-nitropropane 2-nitropropane: RN given refers to cpd with locant for nitro moiety in 2 position. 2-nitropropane : A secondary nitroalkane that is propane in which a hydrogen at position 2 has been replaced by a nitro group. Mainly used as a solvent (b.p. 120degreeC). | 2.04 | 1 | 0 | secondary nitroalkane | carcinogenic agent; hepatotoxic agent; polar aprotic solvent; xenobiotic |
phenytoin [no description available] | 2.05 | 1 | 0 | imidazolidine-2,4-dione | anticonvulsant; drug allergen; sodium channel blocker; teratogenic agent |
azathioprine Azathioprine: An immunosuppressive agent used in combination with cyclophosphamide and hydroxychloroquine in the treatment of rheumatoid arthritis. According to the Fourth Annual Report on Carcinogens (NTP 85-002, 1985), this substance has been listed as a known carcinogen. (Merck Index, 11th ed). azathioprine : A thiopurine that is 6-mercaptopurine in which the mercapto hydrogen is replaced by a 1-methyl-4-nitroimidazol-5-yl group. It is a prodrug for mercaptopurine and is used as an immunosuppressant, prescribed for the treatment of inflammatory conditions and after organ transplantation and also for treatment of Crohn's didease and MS. | 2.04 | 1 | 0 | aryl sulfide; C-nitro compound; imidazoles; thiopurine | antimetabolite; antineoplastic agent; carcinogenic agent; DNA synthesis inhibitor; hepatotoxic agent; immunosuppressive agent; prodrug |
dichlorodiphenyl dichloroethylene Dichlorodiphenyl Dichloroethylene: An organochlorine pesticide, it is the ethylene metabolite of DDT. | 2.05 | 1 | 0 | chlorophenylethylene; monochlorobenzenes | human xenobiotic metabolite; persistent organic pollutant |
dimetridazole Dimetridazole: A compound used to treat histomoniasis in poultry.. dimetridazole : A C-nitro compound that is 5-nitroimidazole in which the hydrogens at positions 1 and 2 are replaced by methyl groups. An antiprotozoal drug, it has been banned by both the Government of Canada and the European Union as a livestock feed additive owing to suspicions of it being carcinogenic. | 2.04 | 1 | 0 | C-nitro compound; imidazoles | antiparasitic agent; antiprotozoal drug |
metronidazole Metronidazole: A nitroimidazole used to treat AMEBIASIS; VAGINITIS; TRICHOMONAS INFECTIONS; GIARDIASIS; ANAEROBIC BACTERIA; and TREPONEMAL INFECTIONS.. metronidazole : A member of the class of imidazoles substituted at C-1, -2 and -5 with 2-hydroxyethyl, nitro and methyl groups respectively. It has activity against anaerobic bacteria and protozoa, and has a radiosensitising effect on hypoxic tumour cells. It may be given by mouth in tablets, or as the benzoate in an oral suspension. The hydrochloride salt can be used in intravenous infusions. Metronidazole is a prodrug and is selective for anaerobic bacteria due to their ability to intracellularly reduce the nitro group of metronidazole to give nitroso-containing intermediates. These can covalently bind to DNA, disrupting its helical structure, inducing DNA strand breaks and inhibiting bacterial nucleic acid synthesis, ultimately resulting in bacterial cell death. | 2.04 | 1 | 0 | C-nitro compound; imidazoles; primary alcohol | antiamoebic agent; antibacterial drug; antimicrobial agent; antiparasitic agent; antitrichomonal drug; environmental contaminant; prodrug; radiosensitizing agent; xenobiotic |
nitroglycerin Nitroglycerin: A volatile vasodilator which relieves ANGINA PECTORIS by stimulating GUANYLATE CYCLASE and lowering cytosolic calcium. It is also sometimes used for TOCOLYSIS and explosives.. nitroglycerol : A nitrate ester that is glycerol in which nitro group(s) replace the hydrogen(s) attached to one or more of the hydroxy groups.. nitroglycerin : A nitroglycerol that is glycerol in which the hydrogen atoms of all three hydroxy groups are replaced by nitro groups. It acts as a prodrug, releasing nitric oxide to open blood vessels and so alleviate heart pain. | 2.04 | 1 | 0 | nitroglycerol | explosive; muscle relaxant; nitric oxide donor; prodrug; tocolytic agent; vasodilator agent; xenobiotic |
4-dichlorobenzene dichlorobenzene : Any member of the class of chlorobenzenes carrying two chloro groups at unspecified positions.. 1,4-dichlorobenzene : A dichlorobenzene carrying chloro groups at positions 1 and 4. | 2.05 | 1 | 0 | dichlorobenzene | insecticide |
sulfasalazine Sulfasalazine: A drug that is used in the management of inflammatory bowel diseases. Its activity is generally considered to lie in its metabolic breakdown product, 5-aminosalicylic acid (see MESALAMINE) released in the colon. (From Martindale, The Extra Pharmacopoeia, 30th ed, p907). sulfasalazine : An azobenzene consisting of diphenyldiazene having a carboxy substituent at the 4-position, a hydroxy substituent at the 3-position and a 2-pyridylaminosulphonyl substituent at the 4'-position. | 2.05 | 1 | 0 | | |
sulfisoxazole Sulfisoxazole: A short-acting sulfonamide antibacterial with activity against a wide range of gram- negative and gram-positive organisms.. sulfisoxazole : A sulfonamide antibacterial with an oxazole substituent. It has antibiotic activity against a wide range of gram-negative and gram-positive organisms. | 2.05 | 1 | 0 | isoxazoles; sulfonamide antibiotic; sulfonamide | antibacterial drug; drug allergen |
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. | 2.45 | 2 | 0 | (trifluoromethyl)benzenes; C-nitro compound; substituted aniline | agrochemical; environmental contaminant; herbicide; xenobiotic |
chloramphenicol Amphenicol: Chloramphenicol and its derivatives. | 2.04 | 1 | 0 | C-nitro compound; carboxamide; diol; organochlorine compound | antibacterial drug; antimicrobial agent; Escherichia coli metabolite; geroprotector; Mycoplasma genitalium metabolite; 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. | 2.05 | 1 | 0 | chloromethanes; one-carbon compound | carcinogenic agent; central nervous system drug; inhalation anaesthetic; non-polar solvent; refrigerant |
hexachloroethane [no description available] | 2.05 | 1 | 0 | chlorocarbon; chloroethanes | carcinogenic agent; refrigerant |
perthane perthane: structure | 2.05 | 1 | 0 | | |
ethyl chloride Ethyl Chloride: A gas that condenses under slight pressure. Because of its low boiling point ethyl chloride sprayed on skin produces an intense cold by evaporation. Cold blocks nerve conduction. Ethyl chloride has been used in surgery but is primarily used to relieve local pain in sports medicine.. chloroethane : The simplest and least toxic member of the class of chloroethanes, that is ethane in which a single hydrogen is substituted by a chlorine. A colourless gas at room temperature and pressure (boiling point 12degreeC), it is used as a mild topical anaesthetic to numb the skin prior to ear piercing, skin biopsies, etc., and is also used in the treatment of sports injuries. It was formerly used in the production of tetraethyllead. | 2.05 | 1 | 0 | chloroethanes | antipruritic drug; inhalation anaesthetic; local anaesthetic |
methylene chloride Methylene Chloride: A chlorinated hydrocarbon that has been used as an inhalation anesthetic and acts as a narcotic in high concentrations. Its primary use is as a solvent in manufacturing and food technology.. dichloromethane : A member of the class of chloromethanes that is methane in which two of the hydrogens have been replaced by chlorine. A dense, non-flammible colourless liquid at room temperature (b.p. 40degreeC, d = 1.33) which is immiscible with water, it is widely used as a solvent, a paint stripper, and for the removal of caffeine from coffee and tea. | 2.05 | 1 | 0 | chloromethanes; volatile organic compound | carcinogenic agent; polar aprotic solvent; refrigerant |
bromodichloromethane bromodichloromethane: RN given refers to parent cpd. bromodichloromethane : A halomethane that is dichloromethane in which oneof the hydrogens has been replaced by a bromine atom. It occurs as a contaminant in drinking water. | 2.05 | 1 | 0 | halomethane | environmental contaminant; reagent |
pentachloroethane [no description available] | 2.05 | 1 | 0 | chloroethanes | non-polar solvent |
1,1,2-trichloroethane 1,1,2-trichloroethane: RN given refers to cpd with locants as specified. 1,1,2-trichloroethane : A member of the class of chloroethanes that is ethane substituted by chloro groups at positions 1, 1 and 2. | 2.05 | 1 | 0 | chloroethanes | |
trichloroethylene Trichloroethylene: A highly volatile inhalation anesthetic used mainly in short surgical procedures where light anesthesia with good analgesia is required. It is also used as an industrial solvent. Prolonged exposure to high concentrations of the vapor can lead to cardiotoxicity and neurological impairment.. triol : A chemical compound containing three hydroxy groups. | 2.05 | 1 | 0 | chloroethenes | inhalation anaesthetic; mouse metabolite |
nitroethane nitroethane : A nitroalkane that is ethane substituted by a nitro group. | 2.04 | 1 | 0 | primary nitroalkane | |
1,1,2,2-tetrachloroethane 1,1,2,2-tetrachloroethane: see also record for tetrachloroethane. 1,1,2,2-tetrachloroethane : A member of the class of chloroethanes that is ethane substituted by chloro groups at positions 1, 1, 2 and 2. | 2.05 | 1 | 0 | chloroethanes | |
1-amino-2,4-dibromoanthraquinone 1-amino-2,4-dibromoanthraquinone: intermediate in the production of dyes | 2.05 | 1 | 0 | anthraquinone | |
michler's ketone [no description available] | 2.05 | 1 | 0 | benzophenones | |
2-nitroanisole 2-nitroanisole : A member of the class of 2-nitroanisoles that is anisole in which one of the hydrogens ortho to the methoxy group is replaced by a nitro group. | 2.04 | 1 | 0 | 2-nitroanisoles | carcinogenic agent |
cdec CDEC: structure | 2.05 | 1 | 0 | thiocarbonyl compound | |
2,4-diaminotoluene 2,4-diaminotoluene: RN given refers to unlabeled parent cpd; structure. 2,4-diaminotoluene : An aminotoluene that is para-toluidine with an additional amino group at position 2. | 2.05 | 1 | 0 | aminotoluene | metabolite |
4-chloro-1,2-diaminobenzene 4-chloro-1,2-diaminobenzene: RN given refers to parent cpd | 2.05 | 1 | 0 | monochlorobenzenes | |
1,2,3-trichloropropane [no description available] | 2.05 | 1 | 0 | organochlorine compound | |
nitrobenzene nitrobenzene : A nitroarene consisting of benzene carrying a single nitro substituent. An industrial chemical used widely in the production of aniline. | 2.04 | 1 | 0 | nitroarene; nitrobenzenes | |
5-nitro-2-toluidine 5-nitro-2-toluidine: structure given in first source; RN given refers to parent cpd. 5-nitro-o-toluidine : A C-nitro compound in which the nitro compound is meta to the amino group and para to the methyl group of o-toluidine. | 2.05 | 1 | 0 | C-nitro compound | |
5-nitro-2-methoxyaniline 5-nitro-2-methoxyaniline: RN given refers to parent cpd | 2.05 | 1 | 0 | 4-nitroanisoles; substituted aniline | |
4-nitroaniline [no description available] | 2.04 | 1 | 0 | nitroaniline | bacterial xenobiotic metabolite |
di-(4-aminophenyl)ether di-(4-aminophenyl)ether: structure | 2.05 | 1 | 0 | aromatic ether | |
1,3-butadiene buta-1,3-diene : A butadiene with unsaturation at positions 1 and 3. | 2.05 | 1 | 0 | butadiene | carcinogenic agent; mutagen |
tetrahydrofuran oxolane : A cyclic ether that is butane in which one hydrogen from each methyl group is substituted by an oxygen. | 2.05 | 1 | 0 | cyclic ether; oxolanes; saturated organic heteromonocyclic parent; volatile organic compound | polar aprotic solvent |
tetrafluoroethylene tetrafluoroethylene: RN given refers to parent cpd; structure | 2.05 | 1 | 0 | fluorocarbon | |
2-aminoanthraquinone [no description available] | 2.05 | 1 | 0 | anthraquinone | |
cresidine cresidine: structure | 2.05 | 1 | 0 | methoxybenzenes | |
2,4-dinitrotoluene 2,4-dinitrotoluene : A dinitrotoluene in which the methyl group is ortho to one of the nitro groups and para to the other. It is the most common isomer of dinitrotoluene. | 2.04 | 1 | 0 | dinitrotoluene | |
2-amino-5-nitrothiazole 2-amino-5-nitrothiazole: RN given refers to cpd without isomeric designation | 2.04 | 1 | 0 | C-nitro compound; thiazoles | |
amiben Amiben: RN given refers to parent cpd | 2.05 | 1 | 0 | chlorobenzoic acid | |
2,4,5-trimethylaniline 2,4,5-trimethylaniline: RN given refers to parent cpd | 2.05 | 1 | 0 | substituted aniline | |
4,4'-thiodianiline 4,4'-thiodianiline: structure | 2.05 | 1 | 0 | substituted aniline | |
tetranitromethane [no description available] | 2.04 | 1 | 0 | organonitrogen compound | |
chlorobenzilate chlorobenzilate: structure | 2.05 | 1 | 0 | diarylmethane | |
furothiazole furothiazole: carcinogen for mouse, rat, dog, hamster; structure | 2.04 | 1 | 0 | aromatic amide | |
5-nitroacenaphthene [no description available] | 2.45 | 2 | 0 | nitronaphthalene | |
1,1,1,2-tetrachloroethane 1,1,1,2-tetrachloroethane: see also record for tetrachloroethane | 2.05 | 1 | 0 | chloroethanes | |
2,3,7,8-tetrachlorodibenzodioxine Tetrachlorodibenzodioxin: A mixture of isomers. | 2.05 | 1 | 0 | polychlorinated dibenzodioxine | |
nitrofen nitrofen: structure | 2.05 | 1 | 0 | organic molecular entity | EC 1.3.3.4 (protoporphyrinogen oxidase) inhibitor; herbicide |
1,5-naphthalenediamine 1,5-diaminonaphthalene: structure in first source. naphthalene-1,5-diamine : A naphthalenediamine compound having amino substituents in the 1- and 5-positions. | 2.05 | 1 | 0 | naphthalenediamine | carcinogenic agent |
dimethylnitramine [no description available] | 2.04 | 1 | 0 | | |
1-nitropyrene [no description available] | 2.04 | 1 | 0 | nitroarene | carcinogenic agent |
1,2-diphenylhydrazine [no description available] | 2.05 | 1 | 0 | | |
1,4-dioxane 1,4-dioxane: dehydrating agent; polar solvent miscible both with water & most organic solvents. dioxane : Any member of the class of dioxanes that is a cyclohexane in which two carbon atoms are replaced by oxygen atoms.. 1,4-dioxane : A dioxane with oxygen atoms at positions 1 and 4. | 2.05 | 1 | 0 | dioxane; volatile organic compound | carcinogenic agent; metabolite; NMR chemical shift reference compound; non-polar solvent |
chloroprene Chloroprene: Toxic, possibly carcinogenic, monomer of neoprene, a synthetic rubber; causes damage to skin, lungs, CNS, kidneys, liver, blood cells and fetuses. Synonym: 2-chlorobutadiene. | 2.05 | 1 | 0 | chloroolefin | |
tetrachloroethylene Tetrachloroethylene: A chlorinated hydrocarbon used as an industrial solvent and cooling liquid in electrical transformers. It is a potential carcinogen. | 2.05 | 1 | 0 | chlorocarbon; chloroethenes | nephrotoxic agent |
fanft FANFT: A potent nitrofuran derivative tumor initiator. It causes bladder tumors in all animals studied and is mutagenic to many bacteria. | 2.04 | 1 | 0 | | |
hc blue no. 2 [no description available] | 3.36 | 7 | 0 | C-nitro compound | |
anft ANFT: RN given refers to unlabeled cpd | 2.04 | 1 | 0 | | |
2-Amino-5-(5-nitro-2-furyl)-1,3,4-thiadiazole [no description available] | 2.04 | 1 | 0 | C-nitro compound; furans | |
(+)-limonene (4R)-limonene : An optically active form of limonene having (4R)-configuration. | 2.05 | 1 | 0 | limonene | plant metabolite |
ethylenethiourea Ethylenethiourea: A degradation product of ethylenebis(dithiocarbamate) fungicides. It has been found to be carcinogenic and to cause THYROID hyperplasia. | 2.05 | 1 | 0 | imidazolidines | |
nefurthiazole nefurthiazole: structure | 2.04 | 1 | 0 | C-nitro compound; furans | |
furylfuramide Furylfuramide: Used formerly as antimicrobial food additive. It causes mutations in many cell cultures and may be carcinogenic.. (Z)-2-(2-furyl)-3-(5-nitro-2-furyl)acrylamide : A member of the class of acrylamides that is acrylamide which is substituted at positions 2 and 3 by 2-furyl and 5-nitro-2-furyl groups, respectively (the trans isomer). Formerly used as a food preservative, it was withdrawn from the market following suspicions of carcenogenicity. | 2.04 | 1 | 0 | acrylamides; C-nitro compound; nitrofuran antibiotic; primary carboxamide | |
cinnamyl anthranilate [no description available] | 2.05 | 1 | 0 | benzoate ester | |
nitrofurazone Nitrofurazone: A topical anti-infective agent effective against gram-negative and gram-positive bacteria. It is used for superficial WOUNDS AND INJURIES and skin infections. Nitrofurazone has also been administered orally in the treatment of TRYPANOSOMIASIS.. nitrofurazone : A semicarbazone resulting from the formal condensation of semicarbazide with 5-nitrofuraldehyde. A broad spectrum antibacterial drug, although with little activity against Pseudomonas species, it is used as a local application for burns, ulcers, wounds and skin infections. | 2.04 | 1 | 0 | | |
nitrofurantoin Nitrofurantoin: A urinary anti-infective agent effective against most gram-positive and gram-negative organisms. Although sulfonamides and antibiotics are usually the agents of choice for urinary tract infections, nitrofurantoin is widely used for prophylaxis and long-term suppression.. nitrofurantoin : An imidazolidine-2,4-dione that is hydantoin substituted at position 1 by a [(5-nitro-2-furyl)methylene]amino group. An antibiotic that damages bacterial DNA. | 2.04 | 1 | 0 | imidazolidine-2,4-dione; nitrofuran antibiotic; organonitrogen heterocyclic antibiotic; organooxygen heterocyclic antibiotic | antibacterial drug; antiinfective agent; hepatotoxic agent |
furaltadon monohydrochloride, (s)-isomer [no description available] | 2.04 | 1 | 0 | | |
methylnitronitrosoguanidine Methylnitronitrosoguanidine: A nitrosoguanidine derivative with potent mutagenic and carcinogenic properties.. N-methyl-N'-nitro-N-nitrosoguanidine : An N-nitroguanidine compound having nitroso and methyl substituents at the N'-position | 2.04 | 1 | 0 | nitroso compound | alkylating agent |