Process for Preparing Atazanavir Sulphate
    46.
    发明申请
    Process for Preparing Atazanavir Sulphate 有权
    制备阿扎那韦硫酸盐的方法

    公开(公告)号:US20160002166A1

    公开(公告)日:2016-01-07

    申请号:US14767054

    申请日:2014-02-12

    申请人: CIPLA LIMITED

    IPC分类号: C07D213/58

    CPC分类号: C07D213/58 C07D213/42

    摘要: The present invention relates to a process for the preparation of Compound (A): wherein the process comprises contacting atazanavir base (Compound (II)) with sulphuric acid in a combination of two or more solvents and isolating compound (A). The present invention also relates to substantially pure Compound (A), and to Compound (A) devoid of mesityl oxide impurity. Mesityl oxide has the following formula:

    摘要翻译: 本发明涉及一种制备化合物(A)的方法:其中该方法包括使阿扎那韦碱(化合物(II))与两种或更多种溶剂的组合中的硫酸接触并分离化合物(A)。 本发明还涉及基本上纯的化合物(A)和不含有均三氧化物杂质的化合物(A)。 三甲氧基硅氧烷具有以下公式: