Product Name: Minoxidil Sulphate Synonyms: Minoxidilsulfateester; 6-(1-Piperidinyl)-2,4-Pyrimidinediamine-3-Oxide Sulfate; Minoxidil Sulfate; u-58838; Minoxidil Sufate Ethylated; 1,6-Dihydro-6-Imino-4-(1-Piperidinyl)-1-(Sulfooxy)-2-Pyrimidinamine; Minoxidil o-Sulfate CAS: 83701-22-8 MF: C9H15N5O4S MW: 289.31 Melting point: 175-180°C Chemical Properties: White Crystalline Solid Usage: A selective ATP-sensitive potassium channel opener. It is the active metabolite of minoxidil and is a potent (IC50=0.14μM) vascular smooth muscle relaxant.