*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UV8128000 CHEMICAL NAME : Pyrimidine, 4-chloro-2-methylamino-5-methylthio-6-piperazino- CAS REGISTRY NUMBER : 55921-71-6 LAST UPDATED : 199703 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C10-H15-Cl-N5-S MOLECULAR WEIGHT : 272.81 WISWESSER LINE NOTATION : T6M DNTJ D- DT6N CNJ BM1 ES1 FG COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 4-Chloro-2-methylamino-5-methylthio-6-piperazinopyrimidine * 2-Methylamino-4-piperazino-6-chloro-5-methylthio-pyrimidine *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 225 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value 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: 18,553,1975 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 57 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value 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: 18,553,1975 *** END OF RECORD ***