申请人:Osaka University
公开号:EP3789383A1
公开(公告)日:2021-03-10
The present invention provides a compound, a salt thereof, or a prodrug thereof as a compound effective for preventing and/or treating fibrosis, the compound being represented by formula (1)
(wherein A is an optionally substituted benzene ring; B is optionally substituted aryl or optionally substituted heteroaryl; X is an oxygen atom or a sulfur atom; Y is a nitrogen atom or a carbon atom; ------ of -----Y is a single or double bond when Y is a carbon atom, or ------ of -----Y is a single bond when Y is a nitrogen atom; each R1 independently represents lower alkyl, or two R1s may be bound to each other to form a spiro ring or a crosslinked structure, or two R1s may be bound to each other to form a saturated fused heterocycle together with nitrogen and carbon atoms constituting a ring containing Y; p is 0, 1, or 2; or (R1)p is oxo) .
本发明提供了一种化合物、其盐或其原药,作为有效预防和/或治疗纤维化的化合物,该化合物由式(1)表示
(其中 A 是任选取代的苯环;B 是任选取代的芳基或任选取代的杂芳基;X 是氧原子或硫原子;Y 是氮原子或碳原子;当 Y 是碳原子时,------ 的 -----Y 是单键或双键,当 Y 是氮原子时,------ 的 -----Y 是单键;每个 R1 独立地代表低级烷基,或两个 R1 可相互结合形成螺环或交联结构,或两个 R1 可相互结合形成饱和融合杂环,与氮原子和碳原子一起构成含有 Y 的环;p 为 0、1 或 2;或 (R1)p 为氧代。