*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR6332500 CHEMICAL NAME : 3(2H)-Pyridazinone, 4,5-dihydro-2-(1H-benzimidazol-2-yl)-6-(4-chloropheny l)- CAS REGISTRY NUMBER : 112445-67-7 LAST UPDATED : 199512 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C17-H13-Cl-N4-O MOLECULAR WEIGHT : 324.79 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 4,5-Dihydro-2-(1H-benzimidazol-2-yl)-6-(4-chlorophenyl)-3(2H)-pyridazino ne *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >1 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : IJSBDB Indian Journal of Chemistry, Section B: Organic Chemistry, Including Medicinal Chemistry. (Publications & Information Directorate, Council of Scientific and Industrial Research (CSIR), Hillside Rd., New Delhi 110 012, India) V.14B- 1976- Volume(issue)/page/year: 26,348,1987 *** END OF RECORD ***