*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : SZ0510000 CHEMICAL NAME : Phosphine oxide, dipyrrolidinophenyl- CAS REGISTRY NUMBER : 74038-19-0 LAST UPDATED : 197901 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C14-H21-N2-O-P MOLECULAR WEIGHT : 264.34 WISWESSER LINE NOTATION : T5NTJ APO&R&- AT5NTJ SYNONYMS/TRADE NAMES : * Dipyrrolidinophenylphosphine oxide * Phenyl di-1-pyrrolidinylphosphine oxide * Phosphine oxide, phenyldipyrrol-1-yl- *** 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 : 180 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#05872 *** END OF RECORD ***