1-{1-[2-(difluoromethoxy)-4-nitrophenyl]piperidin-4-yl}-4-methylpiperazine                                                                                                                                                              在
                                                                                                                                         palladium-carbon                                                                                                                                                                                                                               
氩   、                                                                                                  
氢气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙醇                                                                                  为溶剂,
                                                                                                                                                    反应 1.0h,
                                                                                                                以to give 3-(difluoromethoxy)-4-[4-(4-methylpiperazin-1-yl)piperidin-1-yl]aniline (1.25 g)的产率得到3-(difluoromethoxy)-4-[4-(4-methylpiperazin-1-yl)piperidin-1-yl]aniline