申请人:Wakamoto Pharmaceutical Co., Ltd.
公开号:EP0987266A1
公开(公告)日:2000-03-22
A biphenyl derivative represented by the following general formula (1) and a pharmaceutically acceptable salt thereof:
[In the formula (1), A represents a single bond, -CH2-, -CO-, -CS- or -SO2-; B represents a single bond or -CH2-; R1 represents a hydrogen atom, -OH, -NR11R12 (wherein R11 and R12 each independently represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms), -OCOCH3, or a halogen atom; R2 represents a hydrogen atom or R1 and R2 form a group =O together; R3 represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms; provided that in the formula, the absolute configuration of the position a may be either R or S]. The compound of the present invention has considerably high safety and efficacy and is useful as, in particular, a vasopressin receptor antagonist.
由以下通式(1)代表的联苯衍生物及其药学上可接受的盐:
[在式(1)中,A代表单键、-CH2-、-CO-、-CS-或-SO2-;B代表单键或-CH2-;R1代表氢原子、-OH、-NR11R12(其中R11和R12各自独立地代表氢原子或具有1至4个碳原子的烷基)、-OCOCH3或卤素原子;R2 代表氢原子或 R1 和 R2 共同形成一个基团 =O;R3 代表氢原子或具有 1 至 4 个碳原子的烷基;但在式中,a 位的绝对构型可以是 R 或 S]。本发明的化合物具有相当高的安全性和有效性,尤其可用作血管加压素受体拮抗剂。