3-chloro-4-fluoro-N,N-dimethylbenzamide 、
3-hydroxy-5-[(3S)-1-methyl-2-oxo-pyrrolidin-3-yl]oxy-N-(5-methylpyrazin-2-yl)benzamide 在
potassium carbonate 作用下,
以
N,N-二甲基乙酰胺 为溶剂,
反应 6.0h,
以31%的产率得到3-[2-Chloro-4-(dimethylcarbamoyl)phenoxy]-5-[(3S)-1-methyl-2-oxo-pyrrolidin-3-yl]oxy-N-(5-methylpyrazin-2-yl)benzamide