*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UQ6477382 CHEMICAL NAME : 1H-Pyrazole, 4,5-dihydro-5-(4-chlorophenyl)-1-(3-pyridinylcarbonyl )- CAS REGISTRY NUMBER : 121306-68-1 LAST UPDATED : 199606 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C15-H12-Cl-N3-O MOLECULAR WEIGHT : 285.75 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 5-(4-Chlorophenyl)-1-(3-pyridinylcarbonyl)-4,5-dihydro-1H-pyrazole * 1-(3-Pyridylcarbonyl)-5-(4-chlorophenyl)-2-pyrazoline *** 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 : 710 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : USXXAM United States Patent Document. (U.S. Patent Office, Box 9, Washington, DC 20231) Volume(issue)/page/year: #4990529 *** END OF RECORD ***