lithium 1-tert-butoxycarbonyl-5-(1-isopropyl-piperidin-4-yloxy)-1H-pyrrolo[2,3-b]pyridine-2-carboxylate 、
2-(1H-Benzotriazole-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate 、
四氢吡咯 、
N,N-二异丙基乙胺 在
[5-(1-isopropyl-piperidin-4-yloxy)-1H-pyrrolo[2,3-b]-pyridin-2-yl]-pyrrolidin-1-yl-methanone 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以to give the desired product as a light yellow solid (33%)的产率得到[5-(1-isopropyl-piperidin-4-yloxy)-1H-pyrrolo[2,3-b]-pyridin-2-yl]-pyrrolidin-1-yl-methanone