Posaconazole Impurity 19 Catalogue B502569 CAS 2243785-99-9 M.W 700.79 M.F C37H42F2N8O4 Specifications FAQs 4-(4-(4-(4-(((3S,5S)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluoro phenyl)tetrahydrofuran-3-yl)methoxy)phenyl)piperazin-1-yl)phenyl)-1-((2R,3S)-2-hydroxypentan-3-yl)-1H-1,2,4-triazol-5(4H)-one
