rac-4-[1-({6-amino-3,5-dicyano-4-[4-(2,2,2-trifluoroethoxy)phenyl]pyridin-2-yl}sulfanyl)ethyl]-N-methylpyridine-2-carboxamide 在
Chiralcel OD-H 作用下,
以
乙醇 、
2-甲基戊烷 为溶剂,
生成 4-[1-({6-amino-3,5-dicyano-4-[4-(2,2,2-trifluoroethoxy)phenyl]pyridin-2-yl}sulfanyl)ethyl]-N-methylpyridine-2-carboxamide 、 4-[1-({6-amino-3,5-dicyano-4-[4-(2,2,2-trifluoroethoxy)phenyl]pyridin-2-yl}sulfanyl)ethyl]-N-methylpyridine-2-carboxamide