申请人:Takeda Chemical Industries, Ltd.
公开号:EP1479684A1
公开(公告)日:2004-11-24
The present invention provides a thienopyrimidine compound, represented by the formula
[wherein, R1 is C1-4 alkyl, R2 is (1) phenyl optionally having a substituent such as amino, mono C1-4 alkylamino and di C1-4 alkylamino, or (2) a heterocyclic group optionally having a substituent such as amino, mono C1-4 alkylamino and di C1-4 alkylamino and the like, R3 is a hydrogen atom or C1-4 alkyl, R4 is C1-4 alkyl optionally having a substituent such as C1-4 alkoxy-carbonyl, carboxyl, mono C1-4 alkylamino and N-C1-4 alkyl-N-C7-10 aralkylamino and the like] or a salt thereof, which has antagonistic action for gonadotropin-releasing hormone.
本发明提供了一种噻吩嘧啶化合物,由式表示
[其中,R1 是 C1-4 烷基,R2 是(1)可选择具有氨基、单 C1-4 烷基氨基和二 C1-4 烷基氨基等取代基的苯基,或(2)可选择具有氨基、单 C1-4 烷基氨基和二 C1-4 烷基氨基等取代基的杂环基团、R3 是氢原子或 C1-4 烷基,R4 是任选具有 C1-4 烷氧基羰基、羧基、单 C1-4 烷基氨基和 N-C1-4 烷基-N-C7-10 芳基氨基等取代基的 C1-4 烷基]或其盐,对促性腺激素释放激素具有拮抗作用。