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    • 10. 发明授权
    • Penicillin derivatives
    • 青霉素衍生物
    • US4668514A
    • 1987-05-26
    • US658373
    • 1984-10-05
    • Ronald G. MicetichShigeru YamabeMotoaki TanakaTomio YamazakiNaobumi IshidaMakoto Kajitani
    • Ronald G. MicetichShigeru YamabeMotoaki TanakaTomio YamazakiNaobumi IshidaMakoto Kajitani
    • C07D499/86A61K31/43C07D499/00A61K31/425
    • C07D499/00A61K31/43Y02P20/55
    • This invention provides a penicillin derivative of the formula ##STR1## wherein R.sub.1 and R.sub.2 are the same or different and represent hydrogen, C.sub.1-6 alkyl, C.sub.1-6 hydroxyalkyl, C.sub.3-9 acyloxyalkyl, C.sub.8-13 benzyloxyalkyl, C.sub.2-7 alkoxyalkyl, C.sub.2-7 alkoxycarbonyl, C.sub.3-8 alkenyloxycarbonyl, C.sub.3-8 alkynyloxycarbonyl, phenyl, amino, cyano, formyl, trifluoromethyl, C.sub.2-6 acyl, carbamoyl, C.sub.2-7 alkylcarbamoyl, benzyloxycarbonylamino, C.sub.2-7 alkoxycarbonylamino; and R.sub.3 is hydrogen, a group for forming a pharmaceutically acceptable salt, or a penicillin carboxyl protecting group, with the proviso that both of R.sub.1 and R.sub.2 are not hydrogen or C.sub.2-7 alkoxycarbonyl at the same time and that when one of R.sub.1 and R.sub.2 is hydrogen, the other is not C.sub.2-7 alkoxycarbonyl, or a pharmaceutically acceptable acid addition salt, process for preparing the derivative, and a pharmaceutical composition containing the derivative.
    • 本发明提供了一种下式的青霉素衍生物,其中R1和R2相同或不同,代表氢,C1-6烷基,C1-6羟烷基,C3-9酰氧基烷基,C8-13苄氧基烷基,C2-7烷氧基烷基, C 2-8烷氧基羰基,C 3-8烯氧基羰基,C 3-8炔氧基羰基,苯基,氨基,氰基,甲酰基,三氟甲基,C 2-6酰基,氨基甲酰基,C 2-7烷基氨基甲酰基,苄氧基羰基氨基,C 2-7烷氧基羰基氨基; 并且R 3是氢,用于形成药学上可接受的盐的基团或青霉素羧基保护基,条件是R 1和R 2同时不是氢或C 2-7烷氧基羰基,并且当R 1和R 2之一 是氢,另一个不是C 2-7烷氧基羰基,或其药学上可接受的酸加成盐,制备衍生物的方法和含有该衍生物的药物组合物。