*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR0455000 CHEMICAL NAME : 3H-Pyrazol-3-one, 1,2-dihydro-5-methyl-2-(6-methyl-2-((1-methylethyl)th io)-4-pyrimidinyl)- CAS REGISTRY NUMBER : 154496-71-6 LAST UPDATED : 199509 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C12-H16-N4-O-S MOLECULAR WEIGHT : 264.38 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 1,2-Dihydro-5-methyl-2-(6-methyl-2-((1-methylethyl)thio)-4-pyrimidinyl)- 3H-pyrazol-3-one * 2-Isopropylthio-6-methyl-4-(1-3-methylpyrazolon-5(2H)-yl)pyrimidine *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LDLo - Lowest published lethal dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1500 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PCJOAU Pharmaceutical Chemistry Journal (English Translation). Translation of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No.1- 1967- Volume(issue)/page/year: 27,551,1993 *** END OF RECORD ***