申请人:NIPPON SHINYAKU COMPANY, LIMITED
公开号:EP0897923A1
公开(公告)日:1999-02-24
The invention is directed to a benzoquinolizine derivative of the following formula [1], its pharmaceutically acceptable salt, and a pharmaceutical composition comprising the said compound,
wherein R1 represents hydroxy or alkoxy; R2 represents hydrogen, hydroxy or alkoxy; R3 represents alkyl; the said alkyl is optionally substituted by hydroxy, alkoxy, amino, monoalkylamino, or dialkylamino; R4 represents alkyl (the said alkyl is optionally substituted by hydroxy or alkoxy), aryl (the said aryl is optionally substituted by alkyl, halogen, hydroxy, alkoxy, amino, monoalkylamino, or dialkylamino), monoalkylamino, or dialkylamino.
The compound of the invention has gastrointestinal motility modulating activity and is effective in the treatment of irritable bowel syndrome.
本发明涉及下式[1]的苯喹嗪衍生物、其药学上可接受的盐以及包含上述化合物的药物组合物、
其中R1代表羟基或烷氧基;R2代表氢、羟基或烷氧基;R3代表烷基;所述烷基可任选被羟基、烷氧基、氨基、单烷基氨基或二烷基氨基取代;R4代表烷基(所述烷基可任选被羟基或烷氧基取代)、芳基(所述芳基可任选被烷基、卤素、羟基、烷氧基、氨基、单烷基氨基或二烷基氨基取代)、单烷基氨基或二烷基氨基。
本发明的化合物具有胃肠道运动调节活性,可有效治疗肠易激综合征。