(1-(oxacyclobut-3-yl)-1H-pyrazol-3-yl)boronic acid 、 (7S)-3-[4-chloro-6-[(1S)-1-[(2S)-1-methylpyrrolidin-2-yl]ethoxy]pyrimidin-2-yl]spiro[5,6-dihydro-4H-2,1-benzoxazole-7,2'-cyclohexane]-1'-one 在
甲烷磺酸(2-二环己基膦基-2',4',6'-三-异丙基-1,1'-联苯基)(2'-氨基-1,1'-联苯-2-基)钯(II) 、
caesium carbonate 作用下,
以
1,4-二氧六环 为溶剂,
生成 (7S)-3-[4-[(1S)-1-[(2S)-1-methylpyrrolidin-2-yl]ethoxy]-6-[1-(oxetan-3-yl)pyrazol-3-yl]pyrimidin-2-yl]spiro[5,6-dihydro-4H-2,1-benzoxazole-7,2'-cyclohexane]-1'-one