Process for the synthesis of vitamin d compounds and intermediates for the synthesis of the compounds
    9.
    发明申请
    Process for the synthesis of vitamin d compounds and intermediates for the synthesis of the compounds 有权
    合成维生素D化合物和中间体合成化合物的方法

    公开(公告)号:US20070135394A1

    公开(公告)日:2007-06-14

    申请号:US10588201

    申请日:2005-02-03

    IPC分类号: A61K31/59 C07C401/00

    CPC分类号: C07C401/00 C07F7/1892

    摘要: An object of the present invention is to provide a process for synthesizing a vitamin D compound by simple procedures at lower costs. The present invention provides a process for preparing a vitamin D compound and an intermediate thereof, comprising the step of: (a) mixing a ketone or aldehyde, a Wittig reagent, and a base; or (b) mixing a ketone or aldehyde and a Wittig reagent, and then adding a base to the resulting mixture.

    摘要翻译: 本发明的目的是提供一种通过简单的方法以较低成本合成维生素D化合物的方法。 本发明提供一种维生素D化合物及其中间体的制备方法,其包括以下步骤:(a)将酮或醛,Wittig试剂和碱混合; 或(b)混合酮或醛和维蒂希试剂,然后向所得混合物中加入碱。