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    • 4. 发明授权
    • Broad spectrum beta-lactamase inhibitors
    • 广谱β-内酰胺酶抑制剂
    • US08883772B2
    • 2014-11-11
    • US12248760
    • 2008-10-09
    • Larry SuttonSophia Yu
    • Larry SuttonSophia Yu
    • A61K31/545C07D501/16A61K31/546C07D501/22C07D501/24
    • C07D501/24A01N43/90C07D501/22C07D501/60
    • Broad spectrum beta-lactamase inhibitors. Certain inhibitors also exhibit potent antibiotic activity in addition to beta-lactamase inhibition. Compounds of the invention are designed such that on cleavage of the beta-lactam ring reactive moieties are generated which can inactivate beta-lactamase. Compounds of the invention include those of formula: and pharmacologically acceptable salts thereof where variables Z, Y, M, y, n, R, R4, R5, R1 and R2 are as defined in the specification. M most generally represents a chemical moiety which is in conjugation with the nitrogen of the core beta-lactam ring system of the compound, such that one or more reactive species, e.g., electrophilic or nucleophilic sites are generated on modification of M which is initiated by cleavage of the beta-lactam ring. Also provided are methods of making beta-lactamase inhibitors and beta-lactam antibiotics exhibiting such inhibition. Additionally provided are pharmaceutical compositions containing compounds of the invention for treatment or prevention of bacterial infections and methods of treatment of such infections employing such compounds.
    • 广谱β-内酰胺酶抑制剂。 除了β-内酰胺酶抑制之外,某些抑制剂还表现出有效的抗生素活性。 本发明的化合物被设计成使得在β-内酰胺环切割时产生可以使β-内酰胺酶失活的活性部分。 本发明的化合物包括其中变量Z,Y,M,y,n,R,R 4,R 5,R 1和R 2如说明书中所定义的式的化学式及其药学上可接受的盐。 M最通常代表与化合物核心β-内酰胺环系统的氮共轭的化学部分,使得在修饰M时产生一个或多个反应性物质,例如亲电或亲核位点,其由M β-内酰胺环的裂解。 还提供了制备β-内酰胺酶抑制剂和表现出这种抑制作用的β-内酰胺抗生素的方法。 另外提供了含有用于治疗或预防细菌感染的本发明化合物的药物组合物,以及使用这些化合物治疗这种感染的方法。