(1S,3R)-N1-(2-fluoro-5-(5-fluoro-1H-pyrrolo[2,3-b]pyridin-3-yl)phenyl)cyclohexane-1,3-diamine 、
1-氰基-1-环丙烷羧酸 在
N,N-二异丙基乙胺 、 N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate 作用下,
以
四氢呋喃 为溶剂,
生成 1-cyano-N-((1R,3S)-3-(2-fluoro-5-(5-fluoro-1H-pyrrolo[2,3-b]pyridin-3-yl)phenylamino)cyclohexyl)cyclopropanecarboxamide