Cephem compounds
    31.
    发明授权
    Cephem compounds 失效
    头孢烯化合物

    公开(公告)号:US4515788A

    公开(公告)日:1985-05-07

    申请号:US402256

    申请日:1982-07-27

    CPC分类号: C07D277/587

    摘要: This invention relates to novel compounds of high antimicrobial activity of the formula: ##STR1## wherein R.sup.1 is carboxy(lower)alkyl or protected carboxy(lower)alkyl,R.sup.2 is carboxy or protected carboxy,R.sup.3 is hydrogen or lower alkyl, andR.sup.4 is lower alkyl, lower alkoxy, acyloxymethyl, lower alkylthiomethyl, lower alkoxymethyl, halogen, lower alkenyl or hydrogen,and pharmaceutically acceptable salts thereof.

    摘要翻译: 本发明涉及具有下式的高抗微生物活性的新化合物:其中R 1是羧基(低级)烷基或保护的羧基(低级)烷基,R 2是羧基或保护的羧基,R 3是氢或低级烷基,R 4是 低级烷基,低级烷氧基,酰氧基甲基,低级烷硫基甲基,低级烷氧基甲基,卤素,低级烯基或氢,及其药学上可接受的盐。

    Cephem compounds
    35.
    发明授权
    Cephem compounds 失效
    头孢烯化合物

    公开(公告)号:US4399133A

    公开(公告)日:1983-08-16

    申请号:US302613

    申请日:1981-09-15

    摘要: The invention relates particularly to syn compounds of the formula: ##STR1## wherein R.sup.1 is thiadiazolyl,R.sup.2 is hydrogen or an aliphatic hydrocarbon residue which may be substituted with halogen, carboxy or esterified carboxy andR.sup.5 is carboxy or functionally modified carboxy, and pharmaceutically acceptable salt thereof, processes for making them, pharmaceutical compositions containing them and their use in treating infectious diseases.

    摘要翻译: 本发明特别涉及下式的顺式化合物:其中R 1是噻二唑基,R 2是氢或可以被卤素,羧基或酯化的羧基取代的脂族烃残基,R 5是羧基或官能改性的羧基,以及药学上可接受的 其盐,其制备方法,含有它们的药物组合物及其在治疗感染性疾病中的用途。