*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : EK2860000 CHEMICAL NAME : 1,3-Butanedione, 2-(3,4-dichlorobenzylidene)-1-phenyl- CAS REGISTRY NUMBER : 100991-89-7 LAST UPDATED : 198609 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C17-H12-Cl2-O2 MOLECULAR WEIGHT : 319.19 WISWESSER LINE NOTATION : GR BG D1UYV1&VR SYNONYMS/TRADE NAMES : * 2-(3,4-Dichlorobenzylidene)-1-phenyl-1,3-butanedione *** 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#09066 *** END OF RECORD ***