Intermediates and process for the production of optically active quinolonecarboxylic acid derivatives
    61.
    发明申请
    Intermediates and process for the production of optically active quinolonecarboxylic acid derivatives 失效
    用于制备光学活性喹诺酮羧酸衍生物的中间体和方法

    公开(公告)号:US20060135775A1

    公开(公告)日:2006-06-22

    申请号:US10559499

    申请日:2004-06-04

    IPC分类号: C07D215/36

    摘要: [Problem]Provision of a commercially advantageous method for producing an intermediate which is important for producing the antibacterial and which has a mother nucleus common to the antibacterial, and intermediates produced by such method. [Means to Solve the Problem] A method for producing a compound represented by formula (VI): which comprises the steps of treating a compound represented by formula (IV): with a base in the presence of a base to produce a compound represented by formula (V): and hydrolyzing this compound; a compound represented by formula (II): a compound represented by formula (Ia): a compound represented by formula (V): and a compound represented by formula (VI)

    摘要翻译: [问题]提供一种商业上有利的生产中和体的方法,该方法对于生产抗菌剂是重要的,并且具有抗细菌共有的母核以及通过这种方法生产的中间体。 解决问题的方法由式(VI)表示的化合物的制备方法:其包括在碱的存在下用碱处理由式(IV)表示的化合物的步骤,以制备由式 式(Ⅴ):水解该化合物; 由式(II)表示的化合物:由式(Ia)表示的化合物:由式(V)表示的化合物和由式(VI)表示的化合物