5-[(1R)-1-(2,6-dichloro-3-fluorophenyl)ethoxy]-2-methoxypyridine-3-carboxylic acid 、
7-Amino-1-ethyl-2,3,4,5-tetrahydro-1H-1-benzazepin-2-one 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,
生成
5-[(1R)-1-(2,6-dichloro-3-fluorophenyl)ethoxy]-N-(1-ethyl-2-oxo-4,5-dihydro-3H-1-benzazepin-7-yl)-2-methoxypyridine-3-carboxamide