2,4-Diamino-5-(4'-nitrobenzyl)-6-methylpyrimidine 2,4-Diamino-5-(p-nitrobenzyl)-6-methylpyrimidine 4-25-00-03013 (Beilstein Handbook Reference) 7331-21-7 BRN 0289580 BW 49-371 Pyrimidine, 2,4-diamino-6-methyl-5-(p-nitrobenzyl)-