*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : SZ1600000 CHEMICAL NAME : Phosphine oxide, tricyclohexyl- CAS REGISTRY NUMBER : 13689-19-5 BEILSTEIN REFERENCE NO. : 2808763 REFERENCE : 4-16-00-01009 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C18-H33-O-P MOLECULAR WEIGHT : 296.48 WISWESSER LINE NOTATION : L6TJ APO&- AL6TJ&- AL6TJ SYNONYMS/TRADE NAMES : * Tricyclohexylphosphine 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 : 56 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#03087 *** END OF RECORD ***