*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TK7801390 CHEMICAL NAME : 1-Piperazineacetamide, N-cyclopentyl-4-((1-(3-oxo-3-phenylpropyl)-1H-benzimi dazol-2-yl) methyl)-, (Z)-2-butenedioate (1:2) CAS REGISTRY NUMBER : 60960-26-1 LAST UPDATED : 199606 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C28-H35-N5-O2.2C4-H4-O4 MOLECULAR WEIGHT : 705.84 COMPOUND DESCRIPTOR : Drug *** 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 : 1100 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: #4072682 *** END OF RECORD ***