3-(Tetrahydro-pyran-4-ylamino)-isoquinoline-6-carboxylic acid 、
(S)-2-amino-2-(4-difluoromethoxy-phenyl)ethanol hydrochloride 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
N,N-二甲基甲酰胺 为溶剂,
反应 3.0h,
以4%的产率得到3-(tetrahydro-pyran-4-ylamino)-isoquinoline-6-carboxylic acid [(S)-1-(4-difluoromethoxy-phenyl)-2-hydroxy-ethyl]-amide