申请人:Takeda Pharmaceutical Company Limited
公开号:EP1847541A1
公开(公告)日:2007-10-24
A compound represented by the formula (I)
wherein ring A is a 5-membered aromatic heterocycle optionally having substituent(s),
R1 is a hydrogen atom or a hydrocarbon group optionally having substituent(s),
W is an oxygen atom or a sulfur atom,
X1 and X2 may be the same or different and each is a hydrogen atom, a hydrocarbon group optionally having substituent(s) or a heterocyclic group, or, X1 and X2 in combination optionally form an oxygen atom, a sulfur atom or =NR2,
ring B is an aromatic ring optionally further having substituent(s),
Y is a bond, C1-6 alkylene C2-6 alkenylene or C2-6 alkynylene, optionally having substituent(s), and
Z is a group represented by formula: -SOnR3, or a group represented by formula: -COR4, or a salt thereof, is useful as a pharmaceutical agent having GnRH antagonistic action.
由式 (I) 代表的化合物
其中环 A 是可选具有取代基的 5 元芳香杂环、
R1 是氢原子或可选具有取代基的烃基、
W 是氧原子或硫原子、
X1 和 X2 可以相同或不同,各自为氢原子、可选具有取代基的烃基或杂环基,或者,X1 和 X2 组合可选形成氧原子、硫原子或 =NR2、
环 B 是芳香环,可选择进一步具有取代基、
Y 是键、C1-6 亚烷基、C2-6 亚烯基或 C2-6 亚炔基,可选择具有取代基,以及
Z 是由式-SOnR3,或由式表示的基团:-COR4,或其盐,可用作具有 GnRH 拮抗作用的药剂。