英文名称
9alpha-Fluoro-11beta-hydroxy-16-beta-methyl-3-oxoandrosta-1,4-diene-17(R)-spiro-2’-[4’-chloro-5’-ethylfuran-3’(2’H)-one
Research Tools; Steroids; Pharmaceutical/API Drug Impurities/Metabolites;
9a-Fluoro-11b-hydroxy-16-b-methyl-3-oxoandrosta-1,4-diene-17(R)-spiro-2тАЩ-[4тАЩ-chloro-5тАЩ-ethylfuran-3тАЩ(2тАЩH)-one (Clobetasol Propionate EP Impurity J) is an impurity in the synthesis of Clobetasol 17-Propionate (C583500), a topical corticosteroid. Glucocorticoid; anti-inflammatory.