5-(2-fluoro-phenoxy)pyrazine-2-carboxylic acid 、 5-ethyl-2-fluoro-4-[3-(4,5,6,7-tetrahydro-1H-imidazo[4,5-c]pyridin-2-yl)-1H-indazol-6-yl]phenol trihydrobromide 在
O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate 、
N,N-二异丙基乙胺 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 18.5h,
以8.3 mg的产率得到{2-[6-(2-ethyl-5-fluoro-4-hydroxy-phenyl)-1H-indazol-3-yl]-1,4,6,7-tetrahydro-imidazolo[4,5-c]pyridin-5-yl}-[5-(2-fluoro-phenoxy)-pyrazin-2-yl]-methanone