*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : SN3570000 CHEMICAL NAME : Phenol, 2,4,6-tris(1,1-dimethylethyl)- CAS REGISTRY NUMBER : 732-26-3 LAST UPDATED : 199710 DATA ITEMS CITED : 7 MOLECULAR FORMULA : C18-H30-O MOLECULAR WEIGHT : 262.48 SYNONYMS/TRADE NAMES : * Alkofen B * P23 * Phenol, 2,4,6-tri-tert-butyl- * TM02 * 2,4,6-Tri-tert-butylphenol *** 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 : 1670 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - ataxia Liver - other changes REFERENCE : SRTCAC Science Reports of the Research Institutes, Tohoku University, Series C: Medicine. (Tohoku University, Research Institute for Tuberculosis and Cancer, 4-1 Seiryo-machi, Sendai, Japan) V.1- 1949- Volume(issue)/page/year: 36(1-4),10,1989 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 8580 mg/kg/10D-C TOXIC EFFECTS : Blood - hemorrhage Related to Chronic Data - death REFERENCE : JONUAI Journal of Nutrition. (Subscription Dept., 9650 Rockville Pike, Bethesda, MD 20014) V.1- 1928- Volume(issue)/page/year: 109,453,1979 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 10914 mg/kg/3W-C TOXIC EFFECTS : Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Blood - hemorrhage Related to Chronic Data - death REFERENCE : TXAPA9 Toxicology and Applied Pharmacology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1959- Volume(issue)/page/year: 46,935,1982 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M4377 No. of Facilities: 9 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 211 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M4377 No. of Facilities: 279 (estimated) No. of Industries: 4 No. of Occupations: 13 No. of Employees: 12085 (estimated) No. of Female Employees: 239 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***