申请人:HOKURIKU SEIYAKU CO., LTD.
公开号:EP0663392A1
公开(公告)日:1995-07-19
A benzenesulfonamide derivative represented by general formula (I) and a pharmacologically acceptable salt thereof, wherein R¹ represents hydrogen, lower alkyl, lower alkoxy or halogen; R² represents C₁-C₁₀ linear or branched alkyl, C₃-C₈ cycloalkyl optionally substituted by C₁-C₆ alkyl, C₁-C₆ alkyl substituted by C₃-C₈ cycloalkyl, 1-adamantylmethyl, 2-norbornylmethyl or phenyl-substituted C₁-C₆ alkyl which may be substituted on the benzene ring; R³ represents hydrogen or lower alkyl; and n represents an integer of 2 to 4. The compound has a thromboxane A₂ antagonism, a leucotriene antagonism, and so on, thus being useful as platelet aggregation inhibitor, antithrombotic, antiasthmatic, and antiallergic.
通式(I)代表的苯磺酰胺衍生物及其药理学上可接受的盐,其中 R¹ 代表氢、低级烷基、低级烷氧基或卤素;R² 代表 C₁-C₁₀ 直链或支链烷基、任选被 C₁-C₆ 烷基取代的 C₃-C₈ 环烷基、被 C₃-C₈ 环烷基取代的 C₁-C₆ 烷基、1-金刚烷基甲基、2-降冰片基甲基或苯基取代的 C₁-C₆烷基,可在苯环上被取代;R³ 代表氢或低级烷基;以及 n 代表 2 至 4 的整数。该化合物具有血栓素 A₂拮抗作用、白三烯拮抗作用等,因此可用作血小板聚集抑制剂、抗血栓形成剂、抗过敏剂和抗过敏剂。