*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR6475650 CHEMICAL NAME : 4(1H)-Pyridazinone, 3-(2-(dimethylamino)ethoxy)-6-methyl-1-(3-(trifluorom ethyl)phenyl)-, (E)-2-butenedioate (1:1) CAS REGISTRY NUMBER : 147238-35-5 LAST UPDATED : 199609 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C16-H18-F3-N3-O2.C4-H4-O4 MOLECULAR WEIGHT : 457.45 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 3-(2-(Dimethylamino)ethoxy)-6-methyl-1-(3-(trifluoromethyl)phenyl)-4(1H) -pyridazinone fumarate *** 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 ***