英文别名2,6-Diaminopyrimidin-4-yl 4-methyl-5-oxocyclohexa-1,3-diene-1-sulfonate; 2,6-Diamino-4-pyrimidinyl p-Toluenesulfonate 3-Oxide; Minoxidil Impurity; Minoxidil Impurity D; Minoxidil EP Impurity D; Minoxidil Impurity 4(Minoxidil EP Impurity D); 4-Pyrimidinol, 2,6-diamino-, 4-(4-methylbenzenesulfonate) 1-oxide; 6-[[(4-methylphenyl)sulphonyl]-oxy]pyrimidine-2,4-diamine 3-oxide