Synonyms: BRN 0226657;Py-77;6-methyl-5-[(e)-phenyldiazenyl]pyrimidine-2,4-diamine;2,4-Diamino-6-methyl-5-phenylazopyrimidine;Pyrimidine, 2,4-diamino-6-methyl-5-phenylazo-;2,4-Pyrimidinediamine, 6-methyl-5-(phenylazo)-;34289-21-9;AC1L4XMS;AC1Q4TEU;AR-1H2244;LS-135035;6-methyl-5-phenyldiazenylpyrimidine-2,4-diamine