(R)-1-Boc-3-氨基吡咯烷   、                                                                                      1-(1H-indazol-1-yl)benzoic acid                                                                                                                                                                                              以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        以(R)-tert-butyl 3-(4-(1H-indazol-1-yl)benzamido)pyrrolidine-1-carboxylate was obtained as a yellow foam, [α]D25=−32.0° (c=1.00 in methanol), MS (ES) m/z 407.1 [M+H]+的产率得到(R)-tert-butyl 3-(4-(1H-indazol-1-yl)benzamido)pyrrolidine-1-carboxylate