PROCESS FOR THE PREPARATION OF A PHARMACEUTICAL AGENT
    3.
    发明公开
    PROCESS FOR THE PREPARATION OF A PHARMACEUTICAL AGENT 审中-公开
    VERFAHREN ZUR HERSTELLUNG EINES PHARMAZEUTISCHEN WIRKSTOFFS

    公开(公告)号:EP3133062A1

    公开(公告)日:2017-02-22

    申请号:EP15460045.6

    申请日:2015-08-19

    摘要: This invention provides a process for providing phosphoramidate derivatives, comprising performing a nucleophilic substitution reaction at phosphorous, where a phosphoryl chloride derivative is reacted with an oxime derivative to provide activated phosphoramidate intermediates, the intermediates find utility in a second nucleophilic substitution reaction where an activated phosphoramidate is reacted with a primary alcohol-containing sugar derivative, wherein the product of the reaction is sofosbuvir.

    摘要翻译: 本发明提供了一种提供氨基磷酸酯衍生物的方法,包括在磷处进行亲核取代反应,其中磷酰氯衍生物与肟衍生物反应以提供活化的氨基磷酸酯中间体,中间体可用于第二亲核取代反应,其中活化的氨基磷酸酯 与含伯醇的糖衍生物反应,其中反应的产物是sofosbuvir。