*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR7478400 CHEMICAL NAME : 3(2H)-Pyridazinone, 6-(4-(4-pyridinylamino)phenyl)- CAS REGISTRY NUMBER : 98326-38-6 LAST UPDATED : 199606 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C15-H12-N4-O MOLECULAR WEIGHT : 264.31 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 6-(4-(4-Pyridinylamino)phenyl)-3(2H)-pyridazinone *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 103 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : EPXXDW European Patent Application. (U.S. Patent and Trademark Office, Foreign Patents, Washington, DC 20231) Volume(issue)/page/year: #0145019 *** END OF RECORD ***