*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YT6121666 CHEMICAL NAME : Urea, 1-isopropyl-3-(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-di oxo-4-pyrimidinyl)-2- thio- CAS REGISTRY NUMBER : 31652-54-7 LAST UPDATED : 199701 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C10-H16-N4-O2-S MOLECULAR WEIGHT : 256.36 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 1-(2,4-Diketo-1,3-dimethyl-1,2,3,4-tetrahydropyrimidin-6-yl)-3-isopropyl -2-thiourea * 1-Isopropyl-3-(1,2,3,6-tetrahydro-1,3-dimethyl-2,6-dioxo-4-pyrimidinyl)- 2-thiourea *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 24 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : USXXAM United States Patent Document. (U.S. Patent Office, Box 9, Washington, DC 20231) Volume(issue)/page/year: #3755326 *** END OF RECORD ***