Derivatives of .gamma.-butyrolactone with an anti-arrythmic activity and
compositions
    10.
    发明授权
    Derivatives of .gamma.-butyrolactone with an anti-arrythmic activity and compositions 失效
    具有抗arrythmic活性和组成的γ-丁内酯的衍生物

    公开(公告)号:US4542134A

    公开(公告)日:1985-09-17

    申请号:US543898

    申请日:1983-10-20

    CPC classification number: C07D405/04 C07D213/57 C07D405/12 C07D413/14

    Abstract: The present invention relates to the products of general formula: ##STR1## in which: R represents a straight or branched alkyl group having from 2 to 5 atoms of carbon, or the group ##STR2## represents a morpholino or piperidino group possibly substituted by 1 or 2 methyl groups;n=2 or 3;R.sub.1 and R.sub.2 considered independently each represent hydrogen or a lower alkyl group (1 to 4 carbon atoms) or R.sub.1 and R.sub.2 taken together represent a (CH.sub.2).sub.m group where m=4 or 5, R.sub.3 being equal to H or R.sub.1 is H and R.sub.2 and R.sub.3 considered together represent (CH.sub.2).sub.p where p is 3 or 4the butyrolactone cycle substitutes the pyridyl group in 2', 3' or 4' position,the salts, isomers and mixtures of isomers of said products; and to a process for preparing said products and to the myocardium-protecting drugs containing same.

    Abstract translation: 本发明涉及以下通式的产物:其中:R表示具有2至5个碳原子的直链或支链烷基,或者“IMAGE”组可表示吗啉代或哌啶子基 被1或2个甲基取代; n = 2或3; 独立地考虑的R 1和R 2各自表示氢或低级烷基(1至4个碳原子),或者R 1和R 2一起表示(CH 2)m基团,其中m = 4或5,R 3等于H或R 1为H, R2和R3一起代表(CH2)p,其中p是3或4,丁内酯循环代替2',3'或4'位的吡啶基,所述产物的盐,异构体和异构体的混合物; 以及制备所述产品的方法和含有其的心肌保护药物的方法。

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