申请人:Hamamura Kazumasa
公开号:US20090062258A1
公开(公告)日:2009-03-05
The present invention provides a compound represented by the formula (I) and a salt thereof
wherein: ring A is a 5-membered aromatic heterocycle optionally having substituent(s); R
1
is a hydrogen atom or a hydrocarbon group optionally having substituent(s); W is an oxygen atom or a sulfur atom; X
1
and X
2
may be the same or different and each is a hydrogen atom, a hydrocarbon group optionally having substituent(s) or a heterocyclic group, or, X
1
and X
2
in combination, optionally, form an oxygen atom, a sulfur atom or ═NR
2
; ring B is an aromatic ring optionally further having substituent(s); Y is a bond, C
1-6
alkylene C
2-6
alkenylene or C
2-6
alkynylene, optionally having substituent(s); and Z is —SO
n
R
3
or —COR
4
, which are useful as a pharmaceutical agent having GnRH antagonistic action.
本发明提供了一种由式(I)表示的化合物及其盐,其中:环A是一个可选具有取代基的5元芳香杂环;R1是氢原子或一个可选具有取代基的碳氢基;W是氧原子或硫原子;X1和X2可以相同或不同,每个都是氢原子、可选具有取代基的碳氢基或杂环基,或者X1和X2组合,可选地形成氧原子、硫原子或═NR2;环B是一个可选进一步具有取代基的芳香环;Y是键,C1-6烷基C2-6烯基或C2-6炔基,可选具有取代基;Z是—SOnR3或—COR4,其作为具有GnRH拮抗作用的药物剂使用。