*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TA0260000 CHEMICAL NAME : Phosphonic acid, (2-oxo-3-tetrahydrothienyl)-, dibenzyl ester CAS REGISTRY NUMBER : 73805-83-1 LAST UPDATED : 197901 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C18-H20-N-O4-P-S MOLECULAR WEIGHT : 377.42 WISWESSER LINE NOTATION : T5SVTJ CMPO&O1R&O1R SYNONYMS/TRADE NAMES : * O,O'-Dibenzyl-4-mercapto-2-phosphonaminobutyric acid lactone *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 100 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#03352 *** END OF RECORD ***