Posaconazole Impurity 6 Catalogue B502556 CAS 166583-12-6 M.W 449.47 M.F C21H21F2N3O4S Specifications FAQs ((3S,5S)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl) tetrahydrofuran-3-yl)methyl 4-methylbenzenesulfonate
