申请人:Asahi Kasei Kogyo Kabushiki Kaisha
公开号:US05326870A1
公开(公告)日:1994-07-05
Disclosed is a substituted sulfonamide derivative represented by formula (I) or a pharmaceutically acceptable acid addition salt thereof ##STR1## wherein A represents a hydrogen atom or an alkyl group, G represents a methylene group or an alkylene group, Q.sup.1 represents an ethylene group, Q.sup.2 represents an ethylene group or a trimethylene group, E represents an alkyl group or a group represented by a formula selected from formula (II-a) and (II-b) - G - J - Z (II-a), - G - Z (II-b) wherein G is as defined above, J represents an oxygen atom, a sulfur atom or a nitrogen atom, and Z represents an aryl group unsubstituted or substituted with an alkyl group or an alkoxy group, or a heterocyclic group, and X represents a quinolyl group, an isoquinolyl group, a benzothiazolyl group or a quinazolin-4-on group. The substituted sulfonamide derivative and pharmaceutically acceptable acid addition salt thereof affect the bronchial smooth muscle of a mammal, and are useful as an active ingredient of a pharmaceutical composition for the prevention and treatment of respiratory diseases, such as asthma.
本发明公开了一种经式(I)表示的取代磺酰胺衍生物或其药学上可接受的酸盐加合物##STR1##其中,A代表氢原子或烷基,G代表亚甲基或烷基,Q.sup.1代表乙烯基,Q.sup.2代表乙烯基或三亚甲基基团,E代表烷基或由式(II-a)和(II-b)中所选的式表示的基团-G-J-Z(II-a),-G-Z(II-b),其中G如上所定义,J代表氧原子、硫原子或氮原子,Z代表芳基,未取代或取代有烷基或烷氧基,或杂环基,X代表喹啉基、异喹啉基、苯并噻唑基或喹唑啉-4-酮基。该取代磺酰胺衍生物及其药学上可接受的酸盐加合物影响哺乳动物的支气管平滑肌,并可用作预防和治疗呼吸系统疾病,如哮喘的药物组合物的活性成分。