*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DD6380000 CHEMICAL NAME : Benzimidazole, 2-tert-butyl-5(or 6)-nitro- CAS REGISTRY NUMBER : 102516-88-1 LAST UPDATED : 198609 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C11-H13-N3-O2 MOLECULAR WEIGHT : 219.27 WISWESSER LINE NOTATION : T56 BM DNJ CX1&1&1 GNW SYNONYMS/TRADE NAMES : * 2-tert-Butyl-5(or 6)-nitrobenzimidazole *** 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#07521 *** END OF RECORD ***