环丙基溴化镁   、                                                                                      
2,4-dichloro-N-{4-formyl-5-[4-(piperidine-1-sulfonyl)-phenylsulfanyl]-pyridin-2-yl}-benzenesulfonamide                                                                                                                                                              在
                                                                                                                                                                                 silica                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃                                                                                  为溶剂,
                                                                                                                                                    反应 2.0h,
                                                                                                                以to afford 2,4-dichloro-N-{4-(cyclopropyl-hydroxy-methyl)-5-[4-(piperidine-1-sulfonyl)-phenylsulfanyl]-pyridin-2-yl}-benzenesulfonamide as a green foam (74 mg, 54%)的产率得到2,4-dichloro-N-{4-(cyclopropyl-hydroxy-methyl)-5-[4-(piperidine-1-sulfonyl)-phenylsulfanyl]-pyridin-2-yl}-benzenesulfonamide