*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR6175330 CHEMICAL NAME : 3(2H)-Pyridazinone, 4-(m-chlorophenyl)-6-phenyl-2-(4-pyridylmethyl) - CAS REGISTRY NUMBER : 23338-41-2 LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C22-H16-Cl-N3-O MOLECULAR WEIGHT : 373.86 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 4-(m-Chlorophenyl)-6-phenyl-2-(4-pyridylmethyl) -3(2H)-pyridazinone *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 850 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: #3622576 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 105 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: #3622576 *** END OF RECORD ***