*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : KN5240000 CHEMICAL NAME : Ether, butyl methyl CAS REGISTRY NUMBER : 628-28-4 LAST UPDATED : 199412 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C5-H12-O MOLECULAR WEIGHT : 88.17 SYNONYMS/TRADE NAMES : * Butane, 1-methoxy- * alpha-Methoxybutane * 1-Methoxybutane * Methyl butyl ether * Methyl n-butyl ether *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LC50 - Lethal concentration, 50 percent kill ROUTE OF EXPOSURE : Inhalation SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 176 gm/m3/15M TOXIC EFFECTS : Behavioral - general anesthetic REFERENCE : ANESAV Anesthesiology. (Lippincott/Harper, Journal Fulfillment Dept., 2350 Virginia Ave., Hagerstown, MD 21740) V.1- 1940- Volume(issue)/page/year: 11,455,1950 *** END OF RECORD ***