*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XP2108500 CHEMICAL NAME : Thymine, 2-thio- CAS REGISTRY NUMBER : 636-26-0 LAST UPDATED : 199701 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C5-H6-N2-O-S MOLECULAR WEIGHT : 142.19 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 2,3-Dihydro-5-methyl-2-thioxo-4(1H)-pyrimidinone * 4(1H)-Pyrimidinone, 2,3-dihydro-5-methyl-2-thioxo- * Thiothymine * 2-Thiothymine *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1 gm/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: 97,478,1949 TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 100 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: 97,478,1949 *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY *** END OF RECORD ***