17α-ethinyl-6α,7α-epoxy-11β-fluoro-17β-hydroxy-4-androsten-3-one   、                                                                                      
盐酸   、                                                                                                                                                                                                                                                                                    以
                                                                                         
溶剂黄146                                                                                  为溶剂,
                                                                                                                                                    反应 20.0h,
                                                                                                                以of 17α-ethinyl-6-chloro-11β-fluoro-17β-hydroxy-4,6-androstadien-3-one is obtained as a foamy product的产率得到17alpha-Ethinyl-6-chloro-11beta-fluoro-17beta-hydroxy-4,6-androstadien-3-one