PREPARATION OF CRYSTALLINE BAZEDOXIFENE AND ITS SALTS

摘要

Aspects of the present disclosure include crystalline bazedoxifene free base, crystalline bazedoxifene acetate Form D, and processes for their preparation. The drug compound having the adopted name "bazedoxifene acetate" has a chemical name 1-[4-(2-azepan-1-yl-ethoxy)benzyl]-2-(4-hydroxyphenyl)-3-methyl-1H-indol-5-ol acetic acid, and has the chemical structure shown below as Formula I.