*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DD6920000 CHEMICAL NAME : Benzimidazole, 5(or 6)-chloro-2-pentafluoroethyl- CAS REGISTRY NUMBER : 58457-67-3 LAST UPDATED : 198609 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C9-H4-Cl-F5-N2 MOLECULAR WEIGHT : 270.60 WISWESSER LINE NOTATION : T56 BM DNJ CXFFXFFF GG SYNONYMS/TRADE NAMES : * 5(or 6)Chloro-2-pentafluoroethyl benzimidazole *** 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 : 42 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#07547 *** END OF RECORD ***