Preparation of 7-amino cephalosporin compound
    1.
    发明授权
    Preparation of 7-amino cephalosporin compound 失效
    制备7-氨基头孢菌素化合物

    公开(公告)号:US3882108A

    公开(公告)日:1975-05-06

    申请号:US24108772

    申请日:1972-04-04

    申请人: GLAXO LAB LTD

    CPC分类号: C07D501/18

    摘要: A process for preparing a 7-aminocephalosporin from a 7 Beta acylamidocephalosporin by the imide halide technique in which the 4-carboxyl group of the 7 Beta -acylamido cephalosporin is first protected by reaction with a phosphorus trihalide, particularly phosphorus trichloride.

    摘要翻译: 通过酰亚胺卤化物技术从7β-酰胺基头孢菌素制备7-氨基头孢菌素的方法,其中7β-酰氨基头孢菌素的4-羧基首先通过与三卤化磷,特别是三氯化磷的反应来保护。