*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TO7700000 CHEMICAL NAME : Pivalic acid CAS REGISTRY NUMBER : 75-98-9 BEILSTEIN REFERENCE NO. : 0969480 REFERENCE : 4-02-00-00908 (Beilstein Handbook Reference) LAST UPDATED : 199710 DATA ITEMS CITED : 8 MOLECULAR FORMULA : C5-H10-O2 MOLECULAR WEIGHT : 102.15 WISWESSER LINE NOTATION : QVX1&1&1 COMPOUND DESCRIPTOR : Tumorigen SYNONYMS/TRADE NAMES : * Acetic acid, trimethyl- * 2,2-Dimethylpropanoic acid * alpha,alpha-Dimethylpropionic acid * 2,2-Dimethylpropionic acid * Kyselina 2,2-dimethylpropionova * Kyselina pivalova * Neopentanoic acid * tert-Pentanoic acid * Propionic acid, 2,2-dimethyl- * Trimethylacetic acid *** 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 : 900 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 37ASAA "Kirk-Othmer Encyclopedia of Chemical Technology," 3rd ed., Grayson, M., and D. Eckroth, eds., New York, John Wiley & Sons, Inc., 1978 Volume(issue)/page/year: 4,863,1978 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1900 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 37ASAA "Kirk-Othmer Encyclopedia of Chemical Technology," 3rd ed., Grayson, M., and D. Eckroth, eds., New York, John Wiley & Sons, Inc., 1978 Volume(issue)/page/year: 4,863,1978 ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 188 mg/kg/47W-I TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors Skin and Appendages - tumors REFERENCE : CALEDQ Cancer Letters (Shannon, Ireland). (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1975- Volume(issue)/page/year: 17,61,1982 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - A1178 No. of Facilities: 33 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 1683 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - A1178 No. of Facilities: 16 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 1462 (estimated) No. of Female Employees: 996 (estimated) *** 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 ***