Cephalosporins
    11.
    发明授权
    Cephalosporins 失效
    头孢菌素

    公开(公告)号:US4348518A

    公开(公告)日:1982-09-07

    申请号:US873446

    申请日:1978-01-30

    摘要: Cephalosporins represented by the formulaX--S--Ywherein X is a deacetoxycephalosporinyl group and Y is a 6-membered heterocyclic group containing 1-3 nitrogens at least one of which is substituted and at least one of which is adjacent to a carbonyl group, said heterocyclic group containing one or more ring substituents and being characterized by being non-aromatic and non enolizable to an aromatic form.

    摘要翻译: 由式XSY表示的头孢菌素,其中X是脱乙酰氧基头孢菌素基团,Y是含1-3个氮原子的6元杂环基团,其中至少一个被取代,并且其中至少一个与羰基相邻,所述杂环基团含 一个或多个环取代基,其特征在于非芳族并且不能烯化成芳族形式。

    Derivatives of 7 [-substituted oxyimins acetamido] cephalosporins
    13.
    发明授权
    Derivatives of 7 [-substituted oxyimins acetamido] cephalosporins 失效
    7 [ - 取代的oxyimins乙酰氨基]头孢菌素的衍生物

    公开(公告)号:US4178443A

    公开(公告)日:1979-12-11

    申请号:US908708

    申请日:1978-05-23

    CPC分类号: C07D501/36

    摘要: The acyl derivatives provided by the present invention are compounds of the general formula ##STR1## wherein R represents furyl, thienyl or phenyl optionally substituted by halogen, hydroxy, lower alkoxy or lower alkyl, R.sub.1 represents alkyl or aminocarbonylmethyl and X represents a group of the formula ##STR2## in which one of the two symbols R.sub.2 and R.sub.3 or R.sub.4 and R.sub.5 represents hydrogenand the other represents lower alkyl, carboxymethyl or sulphomethyl, and the pharmaceutically acceptable salts of said compounds and hydrates of said salts.Also disclosed are a process for the manufacture of the compounds and pharmaceutical preparations therefor.The compounds of the present invention have antibiotic activity, especially bactericidal activity.

    摘要翻译: 由本发明提供的酰基衍生物是通式为(I)的化合物,其中R表示呋喃基,噻吩基或任选被卤素,羟基,低级烷氧基或低级烷基取代的苯基,R 1表示烷基或氨基羰基甲基,X表示 其中两个符号R2和R3或R4和R5之一表示氢,另一个表示低级烷基,羧甲基或磺基甲基,以及所述化合物和所述盐的水合物的药学上可接受的盐。 还公开了用于制备化合物及其药物制剂的方法。 本发明的化合物具有抗菌活性,特别是杀菌活性。