*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : NI6803000 CHEMICAL NAME : Imidazole-2-methanol, 1-methyl-5-nitro-, carbamate (ester) CAS REGISTRY NUMBER : 7681-76-7 BEILSTEIN REFERENCE NO. : 0886221 REFERENCE : 5-23-10-00553 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 12 MOLECULAR FORMULA : C6-H8-N4-O4 MOLECULAR WEIGHT : 200.18 WISWESSER LINE NOTATION : T5N CNJ A1 B1OVZ ENW COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * Dugro * 1H-Imidazole-2-methanol, 1-methyl-5-nitro-, carbamate (ester) * 1-Methyl-5-nitro-1H-imidazole-2-methanol carbamate ester * Ridazole * Ridzol * Ridzol P * Ronidazole * Ronidazol-pharmachim *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 3400 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : VMDNAV Veterinarno-Meditsinski Nauki. Veterinary Science. (Hemus, Blvd. Russki 6, Sofia, Bulgaria) V.1- 1964- Volume(issue)/page/year: 22(7),90,1985 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1500 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : VMDNAV Veterinarno-Meditsinski Nauki. Veterinary Science. (Hemus, Blvd. Russki 6, Sofia, Bulgaria) V.1- 1964- Volume(issue)/page/year: 22(7),90,1985 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 3 ug/plate REFERENCE : CBINA8 Chemico-Biological Interactions. (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1969- Volume(issue)/page/year: 49,27,1984 TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Escherichia coli DOSE/DURATION : 10 umol/L REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 26,483,1974 TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Klebsiella pneumoniae DOSE/DURATION : 5 umol/L/20H REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 66,207,1979 TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Microorganism - not otherwise specified DOSE/DURATION : 10 umol/L REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 26,483,1974 TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Yeast - Saccharomyces cerevisiae DOSE/DURATION : 500 ppm REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 86,243,1981 TYPE OF TEST : Micronucleus test ROUTE OF EXPOSURE : Oral TEST SYSTEM : Rodent - mouse DOSE/DURATION : 250 mg/kg/5D REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 40,289,1976 TYPE OF TEST : Cytogenetic analysis ROUTE OF EXPOSURE : Oral TEST SYSTEM : Rodent - mouse DOSE/DURATION : 50 mg/kg REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 40,289,1976 *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Positive: Histidine reversion-Ames test EPA GENETOX PROGRAM 1988, Negative: Rodent dominant lethal EPA GENETOX PROGRAM 1988, Inconclusive: Mammalian micronucleus *** END OF RECORD ***