"> Ketals of 3'
    1.
    发明授权
    Ketals of 3'"-dehydrocardenolide tridigitoxosides 失效
    3“ - 脱氢伐内酰氯沙多昔多糖的水分

    公开(公告)号:US4436735A

    公开(公告)日:1984-03-13

    申请号:US439653

    申请日:1982-11-05

    CPC分类号: C07J19/005

    摘要: The present invention provides ketals of 3'"-dehydrocardenolide tridigitoxosides of the general formula: ##STR1## in which R.sub.1 and R.sub.2 are identical alkyl radicals containing up to 3 carbon atoms or together represent a cyclic ketal containing 2 to 6 carbon atoms, R.sub.3 represents two hydrogen atoms, the group ##STR2## or the radical ##STR3## wherein R.sub.1 and R.sub.2 have the above-given meaning, and R.sub.4 is a hydrogen atom or a lower acyl or alkyl radical.The present invention also provides processes for the preparation of these ketals, as well as pharmaceutical compositions containing them, which are useful for the treatment of cardiac insufficiency.

    摘要翻译: 本发明提供了通式为:其中R 1和R 2是含有至多3个碳原子的相同烷基或一起代表含有2至6个碳原子的环状缩酮的3“ - 脱氢伐尼洛德三唑一硫酮的缩酮 原子,R 3表示两个氢原子,基团或基团,其中R 1和R 2具有上述含义,并且R 4是氢原子或低级酰基或烷基。 本发明还提供了制备这些缩酮的方法以及含有它们的药物组合物,其可用于治疗心功能不全。

    "> Oximes of 3'
    2.
    发明授权
    Oximes of 3'"-dehydrocardenolide tridigitoxosides 失效
    3'' - 脱氢山梨醇苷三ox嗪的肟

    公开(公告)号:US4461763A

    公开(公告)日:1984-07-24

    申请号:US439654

    申请日:1982-11-05

    CPC分类号: C07J41/0016

    摘要: The present invention provides 3'"-dehydrocardenolide tridigitoxoside oximes of the general formula: ##STR1## in which R.sub.1 is a hydrogen atom or an alkyl radical containing up to 3 carbon atoms, R.sub.2 is a hydrogen atom or a lower acyl or alkyl radical and R.sub.3 represents two hydrogen atoms, the group ##STR2## or the oximino group .dbd.NOR.sub.1, wherein R.sub.1 has the above-given meaning.The present invention also provides a process for the preparation of these oximes, as well as pharmaceutical compostions containing them which are useful for the treatment of cardiac insufficiency.

    摘要翻译: 本发明提供具有以下通式的3' - 脱氢伐尼德定三叠氮酮肟:其中R 1是氢原子或含有至多3个碳原子的烷基,R 2是氢原子或低级酰基 或烷基,R 3表示两个氢原子,基团肟基或肟基= NOR1,其中R 1具有上述含义。 本发明还提供了制备这些肟的方法,以及含有它们的药物组合物,其可用于治疗心功能不全。