Fluticasone Propionate EP Impurity D Catalogue B496454 CAS 73205-13-7 M.W 482.58 M.F C25H32F2O5S Specifications FAQs Synonyms: 6α,9-Difluoro-17-[(methylsulphanyl)carbonyl]-11β-hydroxy-16α-methyl-3-oxoandrosta-1,4-dien-17α-ylpropanoate