Process for the preparation of bronopol
    3.
    发明授权
    Process for the preparation of bronopol 有权
    制备青霉素的方法

    公开(公告)号:US08729314B2

    公开(公告)日:2014-05-20

    申请号:US14012411

    申请日:2013-08-28

    Inventor: Jacob Oren

    CPC classification number: C07C201/10 C07C201/12 C07C205/15

    Abstract: The invention provides a process for preparing bronopol, which process comprises charging a reaction vessel with water, bromopicrin, nitromethane and paraformaldehyde, gradually feeding a base into said reaction vessel under stirring, bringing the reaction to completion and separating bronopol from the aqueous reaction mixture.

    Abstract translation: 本发明提供了一种制备青霉酚的方法,该方法包括向反应容器中加入水,溴氰菊酯,硝基甲烷和多聚甲醛,在搅拌下逐渐向碱性物质中加入碱,使反应完成,并从反应混合物中分离出丙三醇。

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