*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : NI7892000 CHEMICAL NAME : Imidazole, 4-nitro- CAS REGISTRY NUMBER : 3034-38-6 LAST UPDATED : 199701 DATA ITEMS CITED : 5 MOLECULAR FORMULA : C3-H3-N3-O2 MOLECULAR WEIGHT : 113.09 WISWESSER LINE NOTATION : T5M CNJ DNW COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * 4-Nitro-1H-imidazole *** 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 : 600 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Gastrointestinal - other changes Blood - hemorrhage REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 89,175,1987 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Klebsiella pneumoniae DOSE/DURATION : 500 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 : Cytogenetic analysis TEST SYSTEM : Rodent - hamster Ovary DOSE/DURATION : 6 mmol/L REFERENCE : CBINA8 Chemico-Biological Interactions. (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1969- Volume(issue)/page/year: 59,247,1986 *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Inconclusive: Histidine reversion-Ames test EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***