Tocopheryl ester of 5-substituted picolinic acid, process for its production, and pharmaceutical composition containing it
申请人:BANYU PHARMACEUTICAL CO., LTD.
公开号:EP0066242A1
公开(公告)日:1982-12-08
An a-tocopheryl 5-substituted picolinate of the formula
wherein R represents an alkyl group which may have a substituent, a lower alkenyl group, a phenyl(lower alkyl) group, or a phenyl group which may have a substituent, and Q represents a methylene group or an oxygen or sulfur atom, or a pharmaceutically acceptable acid addition salt thereof. This compound can be produced by reacting a substituted picolinic acid of the formula
wherein R and Q are as defined above, or its reactive derivative with a-tocopherol of the formula
and as required, contacting the resulting compound with a pharmaceutically acceptable acid. A pharmaceutical composition comprising said compound as an active ingredient is useful for the treatment of hypertension.
一种 a-生育酚 5-取代型吡啶甲酸盐,其式如下
其中 R 代表可能具有取代基的烷基、低级烯基、苯基(低级烷基)或可能具有取代基的苯基,Q 代表亚甲基或氧原子或硫原子,或其药学上可接受的酸加成盐。该化合物可通过反应式如下的取代的吡啶甲酸制得
式中 R 和 Q 如上定义,或其反应衍生物与式中 a-生育酚反应制得。
并根据需要将所得化合物与药学上可接受的酸接触。包含上述化合物作为活性成分的药物组合物可用于治疗高血压。