2-chloro-6-(cyclopropylmethylsulfanyl)pyridine   、                                                                                      4-[2,6-difluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy]butyric acid ethyl ester                                                                                                                                                                                                                                                                                                          以to obtain the title compound (0.03 g, 58%)的产率得到4-[4-[6-(cyclopropylmethylsulfanyl)-2-pyridyl]-2,6-difluorophenoxy]butyric acid