*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : ES0900000 CHEMICAL NAME : 2-Butynophenone, 4-phenyl- CAS REGISTRY NUMBER : 73758-48-2 BEILSTEIN REFERENCE NO. : 2451162 LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C16-H12-O MOLECULAR WEIGHT : 220.28 WISWESSER LINE NOTATION : RV1UU2R SYNONYMS/TRADE NAMES : * 4-Phenyl-2-butynophenone * Tetrolophenone, 4-phenyl- *** 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#02465 *** END OF RECORD ***