申请人:ONO PHARMACEUTICAL CO., LTD.
公开号:EP0657422A1
公开(公告)日:1995-06-14
Naphthyloxyacetic acid derivatives of the formula:
wherein R¹ represents carboxy or alkoxycarbonyl, carbamoyl optionally substituted by alkyl or hydroxyalkyl, or R¹ represents hydroxymethyl; group A represents a bond or a C1-4 alkylene group or may, together with the carbon atoms at adjacent position to which it is attached, represent a 5, 6 or 7 membered ring; B represents a group -NR³SO₂- or -SO₂NR³- in which R³ is hydrogen, alkyl or CH₂COOR⁷ in which R⁷ is hydrogen or alkyl; R² is alkyl, alkenyl or alkynyl optionally substituted by phenyl or cycloalkyl or R² represents napthyl; and salts thereof are PGE₂ antagonists or agonists.
式中的萘乙酸衍生物:
其中R¹代表羧基或烷氧基羰基、任选被烷基或羟基烷基取代的氨基甲酰基,或R¹代表羟甲基;基团A代表键或C1-4亚烷基,或可与其所连接的相邻位置上的碳原子一起代表5、6或7个成员的环;B 代表基团-NR³SO₂- 或-SO₂NR³-,其中 R³ 是氢、烷基或 CH₂COOR⁷,其中 R⁷ 是氢或烷基;R² 是任选被苯基或环烷基取代的烷基、烯基或炔基,或 R² 代表萘基;其盐是 PGE₂ 拮抗剂或激动剂。