tert-butyl rac-2-benzamido-7a-(5-fluoro-2-pyridyl)-4,4a,5,7-tetrahydropyrrolo[3,4-d][1,3]thiazine-6-carboxylate 在
Chiralpak AD-H (5μ) 作用下,
以
甲醇 为溶剂,
生成 tert-butyl (4aR,7aR)-2-benzamido-7a-(5-fluoro-2-pyridyl)-4,4a,5,7-tetrahydropyrrolo[3,4-d][1,3]thiazine-6-carboxylate 、 tert-butyl (4aS,7aS)-2-benzamido-7a-(5-fluoro-2-pyridyl)-4,4a,5,7-tetrahydropyrrolo[3,4-d][1,3]thiazine-6-carboxylate