tert-butyl {1-[5-fluoro-4-(1-methyl-1H-benzimidazol-2-yl)pyridin-2-yl]piperidin-4-yl}carbamate                                                                                                                                                                                              以
                                                                                         
三氟乙酸   、                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 16.0h,
                                                                                                                以to give the title compound (850 mg) as brown solid, which的产率得到1-[5-fluoro-4-(1-methyl-1H-benzimidazol-2-yl)pyridin-2-yl]piperidin-4-amine