*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XP2275000 CHEMICAL NAME : Thymol CAS REGISTRY NUMBER : 89-83-8 LAST UPDATED : 199710 DATA ITEMS CITED : 26 MOLECULAR FORMULA : C10-H14-O MOLECULAR WEIGHT : 150.24 WISWESSER LINE NOTATION : QR C1 FY1&1 COMPOUND DESCRIPTOR : Drug Mutagen Reproductive Effector SYNONYMS/TRADE NAMES : * m-Cresol, 6-isopropyl- * p-Cymene, 3-hydroxy- * p-Cymen-3-ol * 3-p-Cymenol * 3-Hydroxy-p-cymene * 3-Hydroxy-1-methyl-4-isopropylbenzene * Isopropyl cresol * 2-Isopropyl-5-methylphenol * 1-Methyl-3-hydroxy-4-isopropylbenzene * 3-Methyl-6-isopropylphenol * 5-Methyl-2-isopropyl-1-phenol * 5-Methyl-2-(1-methylethyl)phenol * Phenol, 2-isopropyl-5-methyl- * Phenol, 5-methyl-2-(1-methylethyl)- * Thyme camphor * Thymic acid * m-Thymol *** 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 : 980 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - ataxia Behavioral - coma REFERENCE : FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 2,327,1964 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1600 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : HBTXAC "Handbook of Toxicology," 4 vols., Philadelphia, W.B. Saunders Co., 1956-59 Volume(issue)/page/year: 5,172,1959 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 640 mg/kg TOXIC EFFECTS : Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Lungs, Thorax, or Respiration - respiratory stimulation REFERENCE : OSDIAF Osaka Shiritsu Daigaku Igaku Zasshi. Journal of the Osaka City Medical Center. (Osaka, Japan) V.4-23, 1955-74. For publisher information, see OIGZDE. Volume(issue)/page/year: 5,111,1956 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 110 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Behavioral - ataxia REFERENCE : QJDRAZ Quarterly Journal of Crude Drug Research. (Lisse, Netherlands) V.1-19, 1961-81. For publisher information, see IJCREE. Volume(issue)/page/year: 19,1,1981 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 243 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) Skin and Appendages - hair REFERENCE : OSDIAF Osaka Shiritsu Daigaku Igaku Zasshi. Journal of the Osaka City Medical Center. (Osaka, Japan) V.4-23, 1955-74. For publisher information, see OIGZDE. Volume(issue)/page/year: 5,111,1956 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 100 mg/kg TOXIC EFFECTS : Behavioral - sleep REFERENCE : JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 23,1350,1980 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Mammal - dog DOSE/DURATION : 150 mg/kg TOXIC EFFECTS : Lungs, Thorax, or Respiration - dyspnea REFERENCE : THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris, France) V.1- 1946- Volume(issue)/page/year: 3,109,1948 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Mammal - cat DOSE/DURATION : 250 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : HBTXAC "Handbook of Toxicology," 4 vols., Philadelphia, W.B. Saunders Co., 1956-59 Volume(issue)/page/year: 5,172,1959 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 750 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 17,261,1921 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 60 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : HBTXAC "Handbook of Toxicology," 4 vols., Philadelphia, W.B. Saunders Co., 1956-59 Volume(issue)/page/year: 5,172,1959 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - guinea pig DOSE/DURATION : 880 mg/kg TOXIC EFFECTS : Behavioral - tremor Behavioral - coma Gastrointestinal - gastritis REFERENCE : FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 2,327,1964 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - guinea pig DOSE/DURATION : 300 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : HBTXAC "Handbook of Toxicology," 4 vols., Philadelphia, W.B. Saunders Co., 1956-59 Volume(issue)/page/year: 5,172,1959 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - guinea pig DOSE/DURATION : 1100 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : HBTXAC "Handbook of Toxicology," 4 vols., Philadelphia, W.B. Saunders Co., 1956-59 Volume(issue)/page/year: 5,172,1959 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Amphibian - frog DOSE/DURATION : 150 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : HBTXAC "Handbook of Toxicology," 4 vols., Philadelphia, W.B. Saunders Co., 1956-59 Volume(issue)/page/year: 5,172,1959 ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE : 20 mg/kg SEX/DURATION : female 4 day(s) pre-mating TOXIC EFFECTS : Reproductive - Maternal Effects - uterus, cervix, vagina REFERENCE : JSICAZ Journal of Scientific and Industrial Research, Section C: Biological Sciences. (New Delhi, India) V.14-21, 1955-62. For publisher information, see IJEBA6. Volume(issue)/page/year: 19,264,1960 ** MUTATION DATA ** TYPE OF TEST : Morphological transformation TEST SYSTEM : Rodent - hamster Embryo DOSE/DURATION : 3 mg/L REFERENCE : SHIGAZ Shigaku. Ondotology. (Nippon Shika Daigaku Shigakkai, 1-9-20 Fujimi, Chiyodaku, Tokyo 102, Japan) V.38- 1949- Volume(issue)/page/year: 74,1365,1987 TYPE OF TEST : Unscheduled DNA synthesis TEST SYSTEM : Rodent - hamster Embryo DOSE/DURATION : 1 mg/L REFERENCE : SHIGAZ Shigaku. Ondotology. (Nippon Shika Daigaku Shigakkai, 1-9-20 Fujimi, Chiyodaku, Tokyo 102, Japan) V.38- 1949- Volume(issue)/page/year: 74,1365,1987 TYPE OF TEST : Sister chromatid exchange TEST SYSTEM : Rodent - hamster Embryo DOSE/DURATION : 300 ug/L REFERENCE : SHIGAZ Shigaku. Ondotology. (Nippon Shika Daigaku Shigakkai, 1-9-20 Fujimi, Chiyodaku, Tokyo 102, Japan) V.38- 1949- Volume(issue)/page/year: 74,1365,1987 *** REVIEWS *** TOXICOLOGY REVIEW JRPMAP Journal of Reproductive Medicine. (2 Jacklynn Ct., St. Louis, MO 63132) V.3- 1969- Volume(issue)/page/year: 12,27,1974 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 73040 No. of Facilities: 617 (estimated) No. of Industries: 9 No. of Occupations: 15 No. of Employees: 13138 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 73040 No. of Facilities: 1050 (estimated) No. of Industries: 16 No. of Occupations: 23 No. of Employees: 21355 (estimated) No. of Female Employees: 14083 (estimated) *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Inconclusive: D melanogaster Sex-linked lethal 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 ***