The invention relates to novel derivatives of vincamine and apovincamine having the formula ##STR1## WHICH ARE ENDOWED WITH ANALOGOUS PROPERTIES AS THE VINCAMINE AND APOVINCAMINE AS WELL AS WITH AN EXTENDED EFFECT. The invention relates also to the methods for the preparation of the above derivatives.
该发明涉及具有以下公式的新型维因卡明和阿波维因卡明衍
生物,其具有类似于维因卡明和阿波维因卡明的性质以及具有延长效果。该发明还涉及上述衍
生物的制备方法。