*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR6496750 CHEMICAL NAME : 3(2H)-Pyridazinone, 6-(2-ethyl-1H-imidazol-1-yl)-, hydrazone, hydrate (2:1) CAS REGISTRY NUMBER : 75792-68-6 LAST UPDATED : 199806 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C9-H12-N6.1/2H2-O COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 6-(2-Ethyl-1H-imidazol-1-yl)-3(2H)-pyridazinone hydrazone hydrate (2:1) * 3-Hydrazino-6-(2-ethylimidazol-1-yl)pyridazine hemihydrate *** 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 : 156 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: #4399137 *** END OF RECORD ***