Cephem compounds
    36.
    发明授权
    Cephem compounds 失效
    头孢烯化合物

    公开(公告)号:US4400379A

    公开(公告)日:1983-08-23

    申请号:US302681

    申请日:1981-09-15

    摘要: The invention relates particularly to syn compounds of the formula: ##STR1## wherein R.sup.2 is an aliphatic hydrocarbon residue substituted with halogen, carboxy or esterified carboxy,R.sup.4 is halogen or a group of the formula:--O--R.sup.7, in which R.sup.7 is lower alkyl,R.sup.5 is carboxy or functionally modified carboxy andR.sup.6 is amino or protected amino, and pharmaceutically acceptable salt thereof, processes for making the compounds, pharmaceutical compositions containing them and their use to treat infectious diseases.

    摘要翻译: 本发明特别涉及下式的顺式化合物:其中R 2是被卤素,羧基或酯化羧基取代的脂族烃基,R 4是卤素或下式基团,其中R 7较低 烷基,R 5为羧基或官能改性羧基,R 6为氨基或被保护的氨基,及其药学上可接受的盐,制备该化合物的方法,含有它们的药物组合物及其用于治疗感染性疾病的用途。

    Cephem compounds
    38.
    发明授权
    Cephem compounds 失效
    头孢烯化合物

    公开(公告)号:US4341775A

    公开(公告)日:1982-07-27

    申请号:US71302

    申请日:1979-08-30

    CPC分类号: C07D501/36

    摘要: Bacteriostatic cephem compounds and processes for preparing same having the formula: ##STR1## wherein R.sup.1 is amino or protected amino,R.sup.2 is lower alkyl, amino-(lower)-alkyl, protected amino-(lower)-alkyl, hydroxy-(lower)-alkyl, protected hydroxy-(lower)-alkyl, lower alkylthio-(lower)-alkyl, carboxy-(lower)-alkyl, esterified carboxy-(lower)-alkyl, (C.sub.3 to C.sub.8) cycloalkyl, lower alkenyl or lower alkynyl,R.sup.3 is a heterocyclic group substituted with amino(lower)alkyl, protected amino(lower)-alkyl, hydroxy(lower)alkyl or both amino and lower alkyl,R.sup.4 carboxy or protected carboxy,provided that R.sup.3 is a heterocyclic group substituted with hydroxy(lower)alkyl or both amino and lower alkyl, when R.sup.2 is lower alkyl,and its pharmaceutically acceptable salt.

    摘要翻译: 其中R1为氨基或被保护的氨基,R2为低级烷基,氨基 - (低级) - 烷基,被保护的氨基 - (低级) - 烷基,羟基 - (低级) - 烷基, (低级) - 烷基,羧基 - (低级) - 烷基,酯化的羧基 - (低级) - 烷基,(C3至C8)环烷基,低级烯基或低级炔基 R3是被氨基(低级)烷基,被保护的氨基(低级) - 烷基,羟基(低级)烷基或氨基和低级烷基,R4羧基或被保护的羧基取代的杂环基,条件是R3是被羟基取代的杂环基 (低级)烷基或氨基和低级烷基,当R 2为低级烷基时,其药学上可接受的盐。