*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UQ6210000 CHEMICAL NAME : Pyrazole, 4-bromo-3,5-dimethyl- CAS REGISTRY NUMBER : 3398-16-1 BEILSTEIN REFERENCE NO. : 0108534 REFERENCE : 5-23-05-00154 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C5-H7-Br-N2 MOLECULAR WEIGHT : 175.05 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 4-Bromo-3,5-dimethylpyrazole * GF 12 *** 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 : 580 mg/kg TOXIC EFFECTS : Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Behavioral - somnolence (general depressed activity) REFERENCE : FATOAO Farmakologiya i Toksikologiya (Moscow). For English translation, see PHTXA6 and RPTOAN. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.2- 1939- Volume(issue)/page/year: 28,670,1965 *** END OF RECORD ***