(+/-)-2-[8-(2-chlorophenyl)-9-(2-hydroxyethyl)-2-methylpurin-6-yl]-1,3,4,7,8,8a-hexahydropyrrolo[1,2-a]pyrazin-6-one 在
AD-H column 作用下,
以
甲醇 为溶剂,
生成 2-[8-(2-chlorophenyl)-9-(2-hydroxyethyl)-2-methylpurin-6-yl]-1,3,4,7,8,8a-hexahydropyaolo[1,2-a]pyrazin-6-one 、 2-[8-(2-chlorophenyl)-9-(2-hydroxyethyl)-2-methylpurin-6-yl]-1,3,4,7,8,8a-hexahydropyaolo[1,2-a]pyrazin-6-one