*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR0419664 CHEMICAL NAME : 3H-Pyrazol-3-one, 1,2-dihydro-5-cyclohexyl-2-(3-(4-(4-methyl-2-pyridiny l)-1-piperazinyl) propyl)-1-phenyl-, tetrahydrochloride CAS REGISTRY NUMBER : 104416-86-6 LAST UPDATED : 199803 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C28-H37-N5-O.4Cl-H MOLECULAR WEIGHT : 605.54 COMPOUND DESCRIPTOR : Drug *** 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 : 90 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: #4672063 *** END OF RECORD ***