申请人:BANYU PHARMACEUTICAL CO., LTD.
公开号:EP0063359A1
公开(公告)日:1982-10-27
Novel 1,4-dihydropyridine derivatives or the pharmacologically acceptable salts thereof represented by the following general formula (I), and process for preparing the same.
where R' is dialkoxyalkyl, formyl, formylalkyl, or hydroxyalkyl; R2 represents alkoxyalkyl, alkenyloxyalkyl, aryloxyalkyl, or aralkyloxyalkyl; R3 denotes alkyl, haloalkyl, alkoxyalkyl, alkenyloxyalkyl, aryloxyalkyl, aralkyloxyalkyl, or N,N-di-substituted aminoalkyl (the substituents are the same or different alkyl, aralkyl, or aryl); R4 is alkyl, dialkoxyalkyl, formyl, formylalkyl, or hydroxyalkyl: and R5 is ortho-, meta-, or paranitro. The compounds of the present invention possess vaso-dilation activities and hypotensive activities, and are expected to be highly useful medicines for the blood circulatory system.
由以下通式(I)代表的新型 1,4-二氢
吡啶衍生物或其药理学上可接受的盐,以及制备方法。
其中 R'是二烷氧基烷基、甲酰基、甲酰基烷基或羟基烷基;R2 代表烷氧基烷基、烯氧基烷基、芳氧基烷基或芳氧基烷基;R3 表示烷基、卤代烷基、烷氧基烷基、烯氧基烷基、芳氧基烷基、芳氧基烷基或 N,N-二取代
氨基烷基(取代基是相同或不同的烷基、芳基或芳基);R4 是烷基、二烷氧基烷基、甲酰基、甲酰基烷基或羟基烷基:R5为正烷基、偏烷基或副烷基。本发明的化合物具有血管舒张活性和降压活性,有望成为血液循环系统的高效药物。