*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : NI7000000 CHEMICAL NAME : Imidazole, 1-methyl- CAS REGISTRY NUMBER : 616-47-7 LAST UPDATED : 199709 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C4-H6-N2 MOLECULAR WEIGHT : 82.12 WISWESSER LINE NOTATION : T5N CNJ A1 SYNONYMS/TRADE NAMES : * 1H-Imidazole, 1-methyl- * N-Methylimidazole * 1-Methylimidazole *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1400 mg/kg TOXIC EFFECTS : Behavioral - convulsions or effect on seizure threshold REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 14,301,1969 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 380 mg/kg TOXIC EFFECTS : Behavioral - convulsions or effect on seizure threshold REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 14,301,1969 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - E0486 No. of Facilities: 53 (estimated) No. of Industries: 5 No. of Occupations: 8 No. of Employees: 2098 (estimated) No. of Female Employees: 45 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***