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    • 4. 发明专利
    • Phosphonocephem derivative, method for producing the same, and use thereof
    • 磷酰胆碱衍生物,其生产方法及其用途
    • JP2009114202A
    • 2009-05-28
    • JP2009007750
    • 2009-01-16
    • Takeda Chem Ind Ltd武田薬品工業株式会社
    • ISHIKAWA TOMOYASUHASHIGUCHI SHOHEIIIZAWA YUJI
    • A61K31/664C07F9/6547A61K31/675A61P31/04C07D501/00C07F9/6561
    • C07F9/65613C07D501/00
    • PROBLEM TO BE SOLVED: To provide a new cephem compound having excellent antimicrobial action, stability and oral absorption property, to provide a method for producing the compound, and to provide an agent containing the compound. SOLUTION: The present invention provides a compound represented by formula (wherein R 1 is a phosphono group or a group convertible to a phosphono group; R 2 is a hydrogen atom or a group having a linkage through a carbon atom; Q and X are each a nitrogen atom or CH; Y is S, O or CH 2 ; n is 0 or 1; one of R 3 and R 4 is a pyridinium group, one of which may be substituted and the other is a hydrogen atom or hydrocarbon group which may be substituted, or R 3 and R 4 may join with each other to form a quaternalized nitrogen-containing heterocyclic ring which may be substituted), or its ester or its salt, provides a production method thereof and provides a pharmaceutical composition containing the ester or its salt. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供具有优异的抗微生物作用,稳定性和口服吸收性能的新的头孢烯化合物,以提供化合物的制备方法,并提供含有该化合物的试剂。 解决方案:本发明提供由式(其中R 1 SP 1是膦酰基或可转换为膦酰基的基团)表示的化合物; R 2 SP 2是氢 原子或具有通过碳原子键合的基团; Q和X各自为氮原子或CH; Y为S,O或CH 2 ; n为0或1; R 3 和R 4 是吡啶鎓基团,其中一个可以被取代,另一个是可以被取代的氢原子或烃基,或者R 3, SP>和R 4可以彼此连接以形成可被取代的季铵化含氮杂环)或其酯或其盐提供其制备方法,并提供含有 酯或其盐。 版权所有(C)2009,JPO&INPIT