*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : VT9625600 CHEMICAL NAME : L-Serine, N-(N(sup 2)-(N-(N-(N-((E)-alpha,beta-didehydro-N-methyl-N-(N-( 1-oxo-3-(2-(1- pentenyl)phenyl)-2-propenyl)-L-threonyl)tyrosyl)-L-le ucyl-D-phenylalanyl)- L-allothreonyl)-L- asparaginyl)-, upsilon-lactone, (E,Z)- CAS REGISTRY NUMBER : 125774-71-2 LAST UPDATED : 199606 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C54-H68-N8-O13 MOLECULAR WEIGHT : 1037.30 SYNONYMS/TRADE NAMES : * WS 9326A *** 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 : >250 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: #5436140 *** END OF RECORD ***