*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UQ8955250 CHEMICAL NAME : 3-Pyrazoline-4-carbamic acid, 2,3-dimethyl-5-oxo-1-phenyl-, isobutyl ester LAST UPDATED : 199509 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C16-H21-N3-O3 MOLECULAR WEIGHT : 303.40 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * Isobutyl 2,3-dimethyl-5-oxo-1-phenyl-3-pyrazoline-4-carbamate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 600 mg/kg TOXIC EFFECTS : Behavioral - altered sleep time (including change in righting reflex) Behavioral - ataxia REFERENCE : ANCRAI Annali di Chimica (Rome). (Societa Chimica Italiana, Viale Liegi, 48 I-00198 Rome, Italy) V.40- 1950- Volume(issue)/page/year: 54,520,1964 *** END OF RECORD ***