6-溴-5- 氟吡啶-2-羧酸甲酯 、
2-(2,6-difluoro-4-(oxetan-3-yl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 反应 0.25h,
以to give methyl 6-(2,6-difluoro-4-(oxetan-3-yl)phenyl)-5-fluoropicolinate in 47% yield的产率得到methyl 6-(2,6-difluoro-4-(oxetan-3-yl)phenyl)-5-fluoropicolinate