*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : FB1384444 CHEMICAL NAME : Carbamic acid, (2-(2-formyl-1-pyrrolidinyl)-1-((4-hydroxyphenyl)meth yl)-2-oxoethyl)-, 1,1-dimethylethyl ester, (S-(R*,R*))- CAS REGISTRY NUMBER : 99952-48-4 LAST UPDATED : 199512 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C19-H26-N2-O5 MOLECULAR WEIGHT : 362.47 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * t-Butyloxycarbonyl-tyrosyl-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 : 933 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 ***