The chemical Minoxidil has a designated molecular formula of C9H15N5O and a molecular weight of 209.253 g/mol. Synonyms may include: U-10,858, 5-25-12-00317 (Beilstein Handbook Reference), Alopexil, Alostil, 6-Amino-1,2-dihydro-1-hydroxy-2-imino-4-piperidinopyrimidine, BRN 0886240, 2,4-Diamino-6-piperidinilpirimidina-3-ossido [Italian], 2,4-Diamino-6-piperidinopyrimidine 3-oxide, 2,4-Diamino-6-piperidinopyrimidine 3-N-oxide, 2,3-Dihydro-3-hydroxy-2-imino-6-(1-piperidinyl)-4-pyrimidinamine (ChemID).