*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TK7850650 CHEMICAL NAME : 1-Piperazineacetamide, N-(1-methylethyl)-4-((1-(3-(4-nitrophenyl)-3-oxopropy l)-1H- benzimidazol-2-yl)methyl)-, (Z)-2-butenedioate (1:2) CAS REGISTRY NUMBER : 60960-28-3 LAST UPDATED : 199606 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C26-H32-N6-O4.2C4-H4-O4 MOLECULAR WEIGHT : 724.80 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 : 2200 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 ***