2-Acetylamino-4-(N-methylpiperazino)-5-methyl-6-chloropyrimidine 5-25-12-00131 (Beilstein Handbook Reference) 55477-34-4 BRN 0682578 Pyrimidine, 2-acetylamino-4-chloro-6-(4-methylpiperazino)-5-methyl-