*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : SZ1780000 CHEMICAL NAME : Phosphine oxide, tris(p-chlorophenyl)- CAS REGISTRY NUMBER : 4576-56-1 BEILSTEIN REFERENCE NO. : 2814673 REFERENCE : 4-16-00-01022 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C18-H12-Cl3-O-P MOLECULAR WEIGHT : 381.62 WISWESSER LINE NOTATION : GR DPO&R DG&R DG SYNONYMS/TRADE NAMES : * Tris(p-chlorophenyl)phosphine oxide *** 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#02261 *** END OF RECORD ***