申请人:Daiichi Sankyo Company, Limited
公开号:EP2657219A1
公开(公告)日:2013-10-30
An intermediate represented by the general formula (1) is provided, useful for producing a bicyclic γ-amino acid derivative having excellent activity as an α2δ ligand:
wherein R1, R2, R2', R4, R5, R8 and R8' are each independently a hydrogen atom, and R3 is a hydrogen atom, a methyl group, an ethyl group, a propyl group, or a butyl group.
本发明提供了通式 (1) 所代表的中间体,可用于生产作为 α2δ 配体具有优异活性的双环 γ 氨基酸衍生物:
其中 R1、R2、R2'、R4、R5、R8 和 R8'各自独立地为氢原子,R3 为氢原子、甲基、乙基、丙基或丁基。