*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DE1400000 CHEMICAL NAME : Benzimidazole, 4,5,6-trichloro-2-(trifluoromethyl)- CAS REGISTRY NUMBER : 2338-27-4 LAST UPDATED : 199007 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C8-H2-Cl3-F3-N2 MOLECULAR WEIGHT : 289.47 WISWESSER LINE NOTATION : T56 BM DNJ CXFFF FG GG HG COMPOUND DESCRIPTOR : Agricultural Chemical Mutagen SYNONYMS/TRADE NAMES : * NC 2786 * 4,5,6-Trichloro-2-(trifluoromethyl)benzimidazole * 5,6,7-Trichloro-2-(trifluoromethyl)benzimidazole *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1519 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PSSCBG Pesticide Science. (Blackwell Scientific Pub. Ltd., POB 88, Oxford, UK) V.1- 1970- Volume(issue)/page/year: 15,31,1984 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 16 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : BCPCA6 Biochemical Pharmacology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1- 1958- Volume(issue)/page/year: 18,1389,1969 ** MUTATION DATA ** TYPE OF TEST : Sex chromosome loss and nondisjunction TEST SYSTEM : Mold - Aspergillus nidulans DOSE/DURATION : 16 umol/L REFERENCE : EVHPAZ EHP, Environmental Health Perspectives. (U.S. Government Printing Office, Supt of Documents, Washington, DC 20402) No.1- 1972- Volume(issue)/page/year: 31,81,1979 *** END OF RECORD ***