*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UQ6200000 CHEMICAL NAME : Pyrazole, 4-bromo- CAS REGISTRY NUMBER : 2075-45-8 BEILSTEIN REFERENCE NO. : 0106510 REFERENCE : 5-23-04-00172 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C3-H3-Br-N2 MOLECULAR WEIGHT : 146.99 WISWESSER LINE NOTATION : T5MNJ DE COMPOUND DESCRIPTOR : Drug Mutagen SYNONYMS/TRADE NAMES : * 4-Brompyrazole *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 367 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 178,199,1971 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 500 ug/plate REFERENCE : ENMUDM Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. Volume(issue)/page/year: 8,611,1986 *** END OF RECORD ***