*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : NQ5460000 CHEMICAL NAME : Isobutyric acid, p-tolyl ester CAS REGISTRY NUMBER : 103-93-5 BEILSTEIN REFERENCE NO. : 2519560 REFERENCE : 4-06-00-02113 (Beilstein Handbook Reference) LAST UPDATED : 199712 DATA ITEMS CITED : 4 MOLECULAR FORMULA : C11-H14-O2 MOLECULAR WEIGHT : 178.25 WISWESSER LINE NOTATION : 1Y1&VOR D1 SYNONYMS/TRADE NAMES : * p-Cresyl isobutyrate * p-Methylphenyl isobutyrate * Propanoic acid, 2-methyl-, 4-methylphenyl ester * p-Tolyl isobutyrate *** 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 : 4 mL/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 13,773,1975 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 3970 uL/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 13,773,1975 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X8310 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 5 No. of Employees: 1557 (estimated) No. of Female Employees: 276 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***