申请人:Hamamura Kazumasa
公开号:US20070010537A1
公开(公告)日:2007-01-11
There are provided a fused pyrimidine compound having antagonistic activity against luteinizing hormone releasing hormone, and a medicine containing the compound. A luteinizing hormone releasing hormone antagonist containing a compound represented by the formula:
wherein R
1a
is a hydrocarbon group which may be substituted or a hydrogen atom,
ring A
a
is a 6-membered aromatic ring which may be further substituted,
ring B
a
is a homocyclic or heterocyclic ring which may be further substituted,
W
a
is an oxygen atom or a sulfur atom,
X
a1
and X
a2
, which may be identical or different, are each a hydrogen atom, a hydrocarbon group which may be substituted, or a heterocyclic group which may be substituted, or X
a1
and X
a2
together may form an oxygen atom, a sulfur atom or NR
3a
(wherein R
3a
is a hydrocarbon group which may be substituted or a hydrogen atom), and
Y
a
is C
1-6
alkylene which may be substituted or a bond, or a salt or prodrug thereof.
提供了一种融合嘧啶化合物,具有抗促黄体激素释放激素的拮抗活性,以及含有该化合物的药物。一种促黄体激素释放激素拮抗剂,包含以下式子所代表的化合物:其中,R1a是一个可以被取代的碳氢基团或氢原子,环A是一个可以进一步取代的6元芳香环,环B是一个可以进一步取代的同环或异环,Wa是一个氧原子或硫原子,Xa1和Xa2,可能相同或不同,是每个可以被取代的碳氢基团或杂环基团,或Xa1和Xa2在一起可以形成氧原子、硫原子或NR3a(其中R3a是一个可以被取代的碳氢基团或氢原子),而Y是C1-6烷基,可以被取代或成为键,或其盐或前药。