*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : SZ9065000 CHEMICAL NAME : Phosphonic acid, (alpha-methylbenzyl)-, diethyl ester CAS REGISTRY NUMBER : 33973-48-7 BEILSTEIN REFERENCE NO. : 2940028 REFERENCE : 4-16-00-01097 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C12-H19-O3-P MOLECULAR WEIGHT : 242.28 WISWESSER LINE NOTATION : 2OPO&O2&Y1&R SYNONYMS/TRADE NAMES : * Diethyl (alpha-methylbenzyl)phosphonate * Diethyl 1-phenylethylphosphonate *** 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#01343 *** END OF RECORD ***