*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR6162500 CHEMICAL NAME : 4(1H)-Pyridazinone, 1-(3-chlorophenyl)-3-methoxy-6-methyl- CAS REGISTRY NUMBER : 146824-85-3 LAST UPDATED : 199609 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C12-H11-Cl-N2-O2 MOLECULAR WEIGHT : 250.70 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * m-Chloro phenyl-1 dihydro-1,4 oxo-4 methoxy-3 methyl-6 pyridazine * 1-(3-Chlorophenyl)-3-methoxy-6-methyl-4(1H)-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 : >300 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: #0515257 *** END OF RECORD ***