7-((1-benzylpiperidin-4-yl)methyl)-1,3-dioxo-hexahydroimidazo[1,5-a]pyrazin-2(3H)-yl 4-(4-methoxyphenyl)piperazine-1-carboxylate 在
CHIRALPAK AD-H SFC 作用下,
以
异丙醇 为溶剂,
以42%的产率得到(S)-7-((1-benzylpiperidin-4-yl)methyl)-1,3-dioxo-hexahydroimidazo[1,5-a]pyrazin-2(3H)-yl 4-(4-methoxyphenyl)piperazine-1-carboxylate