申请人:——
公开号:US20020040028A1
公开(公告)日:2002-04-04
Compounds of formula I,
1
wherein
R
1
represents C
1-4
alkoxy optionally substituted by one or more fluorine atoms;
R
2
represents H or C
1-6
alkoxy optionally substituted by one or more fluorine atoms;
R
3
represents a 5- or 6-membered heterocyclic ring, the ring being optionally substituted;
R
4
represents a 4-, 5-, 6-, or 7-membered heterocyclic ring, the ring being optionally fused to a benzene ring or a 5- or 6-membered heterocyclic ring, the ring system as a whole being optionally substituted;
X represents CH or N; and
L is absent,
or represents a cyclic group of formula Ia,
2
or represents a chain of formula Ib,
3
and pharmaceutically acceptable salts thereof; are usefull in therapy, in particular in the treatment of benign prostatic hyperplasia.
公式I,其中R1代表C1-4烷氧基,可选地被一个或多个氟原子取代;R2代表H或C1-6烷氧基,可选地被一个或多个氟原子取代;R3代表一个5或6元杂环,该环可选地被取代;R4代表一个4、5、6或7元杂环,该环可选地与苯环或5或6元杂环融合,整个环系统可选地被取代;X代表CH或N;L不存在,或代表公式Ia的环状基团,或代表公式Ib的链状基团,以及其药学上可接受的盐;在治疗中有用,特别是在良性前列腺增生的治疗中。