申请人:Mitsubishi Tanabe Pharma Corporation
公开号:EP1903045A1
公开(公告)日:2008-03-26
A pyrazolopyrimidine derivative of the formula [I]
wherein R1 is an optionally substituted aromatic ring group, an optionally substituted lower alkyl group or an optionally substituted amino group; R2 is an optionally substituted aromatic ring group; R3 is an optionally substituted lower alkyl group; and R4 is a hydrogen atom, a lower alkyl group, a halogen atom, a nitro group or an amino group;
or a pharmaceutically acceptable salt thereof is useful as an antagonist of CRF receptor.
公式[I]中的吡唑吡嘧啶衍生物,其中R1是可选择取代的芳香环基团、可选择取代的较低烷基基团或可选择取代的氨基团;R2是可选择取代的芳香环基团;R3是可选择取代的较低烷基基团;R4是氢原子、较低烷基基团、卤素原子、硝基基团或氨基团;或其药用可接受盐可用作CRF受体拮抗剂。