There is provided a process for preparing 21-acetyloxy-6-alpha-fluoro-pregna-1,4,9(11),16-tetraene-3,20-dione compound of Formula I, which comprises reacting 21-acetyloxy-pregna-1,3,5,9(11),16-pentaene-3-oxo acetate with a fluorinating agent.
申请公布号
US8049021(B2)
申请公布日期
2011.11.01
申请号
US20080052852
申请日期
2008.03.21
申请人
DR. REDDY'S LABORATORIES LIMITED;DR. REDDY'S LABORATORIES, INC.