*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : AK5115000 CHEMICAL NAME : Acetoacetic acid, 4-chloro-, methyl ester CAS REGISTRY NUMBER : 32807-28-6 BEILSTEIN REFERENCE NO. : 1759939 REFERENCE : 3-03-00-01207 (Beilstein Handbook Reference) LAST UPDATED : 199701 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C5-H7-Cl-O3 MOLECULAR WEIGHT : 150.57 SYNONYMS/TRADE NAMES : * Butanoic acid, 4-chloro-3-oxo-, methyl ester * Methyl gamma-chloroacetoacetate * Methyl 4-chloro-3-oxobutanoate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 77 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - respiratory depression REFERENCE : OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 33,695,1987 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 91 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - respiratory depression REFERENCE : OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180, Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 33,695,1987 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***