Intermediates for cephem compounds
    41.
    发明授权
    Intermediates for cephem compounds 失效
    头孢烯化合物的中间体

    公开(公告)号:US5302712A

    公开(公告)日:1994-04-12

    申请号:US21470

    申请日:1993-02-23

    CPC分类号: C07D501/00 Y02P20/55

    摘要: The invention relates to compounds, useful as intermediates in the preparation of products of antimicrobial activity, of the formula: ##STR1## wherein R.sup.3 is hydrogen, lower alkyl, hydroxy(lower)alkyl, protected hydroxy(lower)alkyl, amino(lower)alkyl, protected amino (lower) alkyl, carbamoyl)lower)alkyl, N,N-di(lower) alkylcarbamoyl(lower)alkyl or an amino protective group, andR.sup.4 is hydrogen, lower alkyl, carboxy, protected carboxy, amino, protected amino or carbamoyl,or a salt thereof.

    摘要翻译: 本发明涉及用作制备抗微生物活性产物的中间体的化合物,其具有下式:(*化学结构*)其中R3是氢,低级烷基,羟基(低级)烷基,被保护的羟基(低级)烷基,氨基 (低级)烷基,被保护的氨基(低级)烷基,氨基甲酰基)低级)烷基,N,N-二(低级)烷基氨基甲酰基(低级)烷基或氨基保护基,R4是氢,低级烷基,羧基,被保护的羧基, 氨基,保护的氨基或氨基甲酰基,或其盐。

    Cephem compounds
    42.
    发明授权
    Cephem compounds 失效
    头孢烯化合物

    公开(公告)号:US5194432A

    公开(公告)日:1993-03-16

    申请号:US553371

    申请日:1990-07-17

    IPC分类号: A61K31/545 C07D501/46

    CPC分类号: C07D501/46 C07D501/18

    摘要: The invention relates to cephem compounds characterized by a substituted 2-pyrazolimethyl group and a 7-(aminothiazolyl) (hydroxyimino)-acetamido group and certain derivatives thereof, to pharmaceutical compositions comprising the same and to use for treatment of infectious diseases.

    摘要翻译: 本发明涉及特征为取代的2-吡唑基二甲基和7-(氨基噻唑基)(羟基亚氨基) - 乙酰胺基及其某些衍生物的头孢烯化合物,其包含该化合物并用于治疗感染性疾病。

    7-[substituted
imino-2-(2-aminothiazol-4-yl)-acetamido]-3(2,2-dihalovinyl or
ethynyl)-3-cephem-4-carboxylic acid (syn isomers), having antimicrobial
activities
    44.
    发明授权
    7-[substituted imino-2-(2-aminothiazol-4-yl)-acetamido]-3(2,2-dihalovinyl or ethynyl)-3-cephem-4-carboxylic acid (syn isomers), having antimicrobial activities 失效
    具有抗微生物活性的7- [取代的亚氨基-2-(2-氨基噻唑-4-基) - 乙酰氨基] -3(2,2-二卤乙烯基或乙炔基)-3-头孢烯-4-羧酸

    公开(公告)号:US4609730A

    公开(公告)日:1986-09-02

    申请号:US552065

    申请日:1983-11-15

    CPC分类号: C07D501/22 C07D501/24

    摘要: The invention relates to novel cephem compounds of high antimicrobial activity of the formula: ##STR1## wherein R.sup.1 is amino, lower alkanoylamino, ar(lower)alkanoylamino, amino- or alkanoylaminothiazolyl(lower)alkanoylamino having a lower alkoxyimino, amino- or alkanoylaminothiazolyl(lower)alkanoylamino an ar(lower)alkoxycarbonyl(lower)alkoxyamino, aminothiazolyl(lower)alkanoylamino having a carboxy(lower)alkoxyamino, or aminothiadiazolyl(lower)alkanoylamino having a lower alkoxyimino,R.sup.2 is 2,2,-dihalovinyl or ethynyl, andR.sup.3 is carboxy or protected carboxy, andpharmaceutically 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型头孢烯化合物:其中R1是具有低级烷氧基亚氨基,氨基或烷酰基氨基噻唑基的氨基,低级烷酰氨基,芳(低级)烷酰基氨基,氨基 - 或烷酰基氨基噻唑基(低级)烷酰基氨基 低级烷基氨基,具有羧基(低级)烷氧基氨基的氨基(低级)烷氧基羰基(低级)烷氧基氨基,氨基噻唑基(低级)烷酰氨基或具有低级烷氧基亚氨基的氨基噻二唑基(低级)烷酰基氨基,R2为2,2'-二卤乙烯基或乙炔基, R3是羧基或被保护的羧基,及其药学上可接受的盐。