Penicillin derivatives
    82.
    发明授权
    Penicillin derivatives 失效
    青霉素衍生物

    公开(公告)号:US4235774A

    公开(公告)日:1980-11-25

    申请号:US11347

    申请日:1979-02-12

    CPC分类号: C07D499/00

    摘要: New penicillin derivatives, or esters or salts thereof, of the formula ##STR1## in which R is H or alkoxy,B is a heterocyclic radical,A is an ethylene, trimethylene or o-phenylene radical,D is --co-- or a direct bond, andZ is a hydrogen atom, an optionally substituted alkyl or alkenyl group, an optionally substituted cycloalkyl, cycloalkenyl or cycloalkadienyl group, an optionally substituted aryl group, an optionally substituted hetercyclyl group or an acyl radical.

    摘要翻译: 新颖的青霉素衍生物或其酯或其盐,其中R为H或烷氧基,B为杂环基,A为乙烯,三亚甲基或邻亚苯基,D为 - 或直接 键,Z是氢原子,任选取代的烷基或烯基,任选取代的环烷基,环烯基或环二烯基,任选取代的芳基,任选取代的杂环基或酰基。

    Cephalosporins
    84.
    发明授权
    Cephalosporins 失效
    头孢菌素

    公开(公告)号:US4880795A

    公开(公告)日:1989-11-14

    申请号:US21293

    申请日:1987-03-03

    IPC分类号: A61K31/545 C07D501/46

    CPC分类号: C07D501/46

    摘要: Novel cephalosporins of the formula ##STR1## in which R.sup.1 is an aliphatic or cycloaliphatic hydrocarbyl radical of up to 6 carbon atoms which is optionally substituted by a carboxyl group, ##STR2## R.sup.2 and R.sup.3 each independently is an optionally substituted aliphatic or cycloaliphatic hydrocarbyl radical of up to 6 carbon atoms, but is not unsubstituted methyl,or pharmaceutically acceptable salts thereof, are effective antibacterially and promote the growth of animals.

    摘要翻译: 式(IMAGE)的新型头孢菌素,其中R 1是至多6个碳原子的脂族或脂环族烃基,任选被羧基取代,R 2和R 3各自独立地是任选取代的 最多6个碳原子的脂族或脂环族烃基,但不是未取代的甲基或其药学上可接受的盐是有效的抗菌活性并促进动物的生长。

    Cephalosporins
    88.
    发明授权
    Cephalosporins 失效
    头孢菌素

    公开(公告)号:US4626535A

    公开(公告)日:1986-12-02

    申请号:US566975

    申请日:1983-12-30

    CPC分类号: C07D285/08 C07D417/06

    摘要: Novel antibacterially active cephalosporins of the formula ##STR1## in which R.sup.1 denotes hydrogen, optionally substituted alkyl, a substituted or unsubstituted phenyl ring, a polycyclic aromatic ring or an optionally substituted heterocyclic 5- or 6-member ring having 1-4 heteroatoms,R.sup.2 represents hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkenyl, halogen, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, hydroxymethyl, formyloxymethyl, C.sub.1 -C.sub.4 -alkylcarbonyloxymethyl, aminocarbonyloxymethyl, pyridiniummethyl, 4-carbamoylpyridiniummethyl, 4-sulphonylethylpyridiniummethyl, 4-carboxylmethylpyridiniummethyl or heterocyclylthiomethyl, heterocyclyl representing a radical of the formula ##STR2## wherein R.sup.8 denotes hydrogen, methyl, 2-dimethylaminoethyl, carboxymethyl, sulphomethyl, carboxyethyl or sulphoethyl andR.sup.9 denotes hydrogen or methyl,or pharmaceutically tolerated salts or esters thereof.

    摘要翻译: 式中,R1表示氢,任选取代的烷基,取代或未取代的苯基环,多环芳环或具有1-4个杂原子的任选取代的杂环的5-或6-元环的新型抗菌活性头孢菌素,R2 表示氢,C 1 -C 4 - 烷基,C 1 -C 4 - 烯基,卤素,C 1 -C 4 - 烷氧基,C 1 -C 4 - 烷硫基,羟甲基,甲酰氧基甲基,C 1 -C 4 - 烷基羰氧基甲基,氨基羰基氧基甲基,吡啶鎓甲基,4-氨基甲酰基吡啶鎓甲基,4-磺基乙基吡啶鎓甲基 ,4-羧基甲基吡啶鎓甲基或杂环硫基甲基,代表下式基团的杂环基,其中R8表示氢,甲基,2-二甲基氨基乙基,羧甲基,磺基甲基,羧乙基或磺基,R9表示氢或甲基, 或其药学上可耐受的盐或酯。