(RS)-3,5-difluoro-pyridine-2-carboxylic acid [3-(5-ethoxy-3-methyl-3,6-dihydro-2H-[1,4]oxazin-3-yl)-phenyl]-amide 、
氯化铵 在
氩 、 NH2 作用下,
以
甲醇 为溶剂,
反应 16.0h,
以There were obtained 0.076 g (38% of theory) of (RS)-3,5-difluoro-pyridine-2-carboxylic acid [3-(3-methyl-5-oxo-morpholin-3-yl)-phenyl]-amide (=3,5-difluoro-pyridine-2-carboxylic acid [3-((RS)-3-methyl-5-oxo-morpholin-3-yl)-phenyl]-amide) as a white solid的产率得到(RS)-3,5-difluoro-pyridine-2-carboxylic acid [3-(3-methyl-5-oxo-morpholin-3-yl)-phenyl]-amide