*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TW5100000 CHEMICAL NAME : Propanal, 2,2-dimethyl-3-hydroxy- CAS REGISTRY NUMBER : 597-31-9 LAST UPDATED : 199710 DATA ITEMS CITED : 7 MOLECULAR FORMULA : C5-H10-O2 MOLECULAR WEIGHT : 102.15 SYNONYMS/TRADE NAMES : * Hydracrylaldehyde, 2,2-dimethyl- * 3-Hydroxy-2,2-dimethylpropanal * Hydroxypivalaldehyde * 3-Hydroxypivalaldehyde * Hydroxypivaldehyde * Pentaaldol * Pentaldol *** 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 : 3200 mg/kg TOXIC EFFECTS : Behavioral - general anesthetic Behavioral - muscle weakness Behavioral - ataxia REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533626 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 800 mg/kg TOXIC EFFECTS : Behavioral - general anesthetic Behavioral - muscle weakness Behavioral - ataxia REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533626 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 3200 mg/kg TOXIC EFFECTS : Behavioral - muscle weakness Behavioral - ataxia Lungs, Thorax, or Respiration - dyspnea REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533626 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1600 mg/kg TOXIC EFFECTS : Behavioral - muscle weakness Behavioral - ataxia Lungs, Thorax, or Respiration - dyspnea REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533626 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA Section 8(d) unpublished health/safety studies EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***