*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : FB1385555 CHEMICAL NAME : Carbamic acid, (2-(2-formyl-1-pyrrolidinyl)-1-methyl-2-oxoethyl)-, 1,1-dimethylethyl ester, (S-(R*,R*))- CAS REGISTRY NUMBER : 99952-45-1 LAST UPDATED : 199512 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C13-H22-N2-O4 MOLECULAR WEIGHT : 270.37 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * t-Butyloxycarbonyl-alanyl-prolinal *** 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 : 796 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: #154353 *** END OF RECORD ***