[EN] BICYCLIC G-AMINO ACID DERIVATIVE<br/>[FR] DÉRIVÉ D'ACIDE AMINÉ G BICYCLIQUE
申请人:DAIICHI SANKYO CO LTD
公开号:WO2009041453A1
公开(公告)日:2009-04-02
Disclosed is a bicyclic ?-amino acid derivative having an excellent activity as an a2d ligand. Specifically disclosed is a compound represented by the following general formula (I). [chemical formula 1] (I) (In the formula, R1, R2, R2', R4, R5, R6, R7, R8 and R8' each represents a hydrogen atom or the like; and R3 represents a hydrogen atom, a halogen atom, a C1-C6 alkyl group or the like.)
It is intended to provide a bicyclic γ-amino acid derivative having excellent activity as an α
2
δ ligand. The present invention provides a compound represented by the general formula (I):
wherein R
1
, R
2
, R
2′
, R
4
, R
5
, R
6
, R
7
, R
8
, and R
8′
are a hydrogen atom or the like; and R
3
is a hydrogen atom, a halogen atom, a C1-C6 alkyl group, or the like.
METHOD FOR PRODUCING OPTICALLY ACTIVE BICYCLIC -AMINO ACID DERIVATIVE
申请人:Daiichi Sankyo Co., Ltd.
公开号:EP2871176A1
公开(公告)日:2015-05-13
An object of the present invention is to provide an optically active bicyclic γ-amino acid derivative in a high purity. The object can be attained by a mixture of compounds represented by the general formulas (I) and (I'), or a method for producing a compound represented by the general formula (VII) or a salt thereof via the compound (I):
wherein R1 and R2 each represent a C1-6 alkyl group or the like; and R3 represents a cyano group or the like,