5-(3-(difluoromethyl)phenyl)-1-ethyl-6-methyl-4-oxo-1,4-dihydropyridine-3-carboxylic acid 4-(N-cyano-S-(methyl)sulfonimidoyl)benzylamide 在
Daicel OJ-H 作用下,
以
甲醇 、
二乙胺 为溶剂,
生成 5-(3-(difluoromethyl)phenyl)-1-ethyl-6-methyl-4-oxo-1,4-dihydropyridine-3-carboxylic acid 4-(N-cyano-S-(methyl)sulfonimidoyl)benzylamide 、 5-(3-(difluoromethyl)phenyl)-1-ethyl-6-methyl-4-oxo-1,4-dihydropyridine-3-carboxylic acid 4-(N-cyano-S-(methyl)sulfonimidoyl)benzylamide