*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TA0430000 CHEMICAL NAME : Phosphonic acid, propyl-, dibutyl ester CAS REGISTRY NUMBER : 4628-12-0 BEILSTEIN REFERENCE NO. : 2413636 LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C11-H25-O3-P MOLECULAR WEIGHT : 236.33 WISWESSER LINE NOTATION : 4OPO&3&O4 SYNONYMS/TRADE NAMES : * Dibutyl propanephosphonate * Dibutyl propylphosphonate *** 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 : 18 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#03462 *** END OF RECORD ***