*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TG6900000 CHEMICAL NAME : Phosphorous acid, 2-chloroethyl cyclic ethylene ester CAS REGISTRY NUMBER : 3055-74-1 BEILSTEIN REFERENCE NO. : 1702528 REFERENCE : 4-01-00-02415 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C4-H8-Cl-O3-P MOLECULAR WEIGHT : 170.54 WISWESSER LINE NOTATION : T5OPOTJ BO2G SYNONYMS/TRADE NAMES : * 2-Chloroethyl ethylene phosphite * 1,3,2-Dioxaphospholane, 2-(2-chloroethoxy)- *** 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 : 320 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#05796 *** END OF RECORD ***