*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : EK4787500 CHEMICAL NAME : Butanenitrile, 2-amino-2-methyl- CAS REGISTRY NUMBER : 4475-95-0 LAST UPDATED : 199712 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C5-H10-N2 MOLECULAR WEIGHT : 98.17 SYNONYMS/TRADE NAMES : * 2-Amino-2-methylbutanenitrile * Butyronitrile, 2-amino-2-methyl- * Isovalinonitrile * Vazo 67 aminonitrile *** 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 : 74 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - dyspnea Nutritional and Gross Metabolic - weight loss or decreased weight gain REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0555327 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***