Process for synthesis of chiral cis- and trans-3-amino-4-substituted
pyrrolidine compounds
    41.
    发明授权
    Process for synthesis of chiral cis- and trans-3-amino-4-substituted pyrrolidine compounds 失效
    合成手性顺式和反式-3-氨基-4-取代的吡咯烷化合物的方法

    公开(公告)号:US5618949A

    公开(公告)日:1997-04-08

    申请号:US679043

    申请日:1996-07-12

    IPC分类号: C07D207/14 C07D207/09

    CPC分类号: C07D207/14

    摘要: Process for preparation of chiral cis-3,4-substituted pyrrolidine compounds having the formulas ##STR1## and chiral 3,4-trans-substituted pyrrolidine compounds having the formulas ##STR2## with the assistance of a stereochemically directing chiral oxazolidinone moiety having the formula ##STR3## wherein P, R and R.sup.1 are specifically defined, by sequential reaction of the compound or subsequent intermediates with an a,b-unsaturated acid chloride, reaction with N-benzyl-N-(methoxymethyl)trimethylsilylmethylamine and separating isomers by chromatography, hydrolytic removal of the oxazolidinone moiety, reaction with diphenylphosphoryl azide and triethylamine, and debenzylating; and novel intermediates of the process.

    摘要翻译: 具有式“IMAGE”的手性顺式-3,4-取代的吡咯烷化合物和具有式“IMAGE”的手性3,4-反式取代的吡咯烷化合物的方法在具有式(I)的立体化学引发的手性恶唑烷酮部分 其中P,R和R1通过化合物或其后的中间体与a,b-不饱和酰氯的顺序反应而具体定义,与N-苄基-N-(甲氧基甲基)三甲基甲硅烷基甲胺反应,并通过色谱法分离异构体, 水解除恶唑烷酮部分,与二苯基磷酰基叠氮化物和三乙胺反应,脱苄; 和新的中间体的过程。

    Spiro-rifamycin derivatives targeting RNA polymerase
    46.
    发明授权
    Spiro-rifamycin derivatives targeting RNA polymerase 有权
    螺 - 利福霉素衍生物靶向RNA聚合酶

    公开(公告)号:US07202246B2

    公开(公告)日:2007-04-10

    申请号:US11147520

    申请日:2005-06-08

    CPC分类号: C07D491/22

    摘要: Compounds of the current invention relate to rifamycin derivatives having antimicrobial activities, including activities against drug-resistant microorganisms. More specifically, compounds of the current invention relate to a series of novel spiro rifamycin derivatives which have demonstrated potent antimicrobial activity.

    摘要翻译: 本发明的化合物涉及具有抗微生物活性的利福霉素衍生物,包括抗耐药微生物的活性。 更具体地,本发明的化合物涉及一系列已经证明有效的抗微生物活性的新型螺利福霉素衍生物。

    9a-azalides with antibacterial activity
    48.
    发明授权
    9a-azalides with antibacterial activity 有权
    具有抗菌活性的9a-azalides

    公开(公告)号:US06764996B1

    公开(公告)日:2004-07-20

    申请号:US09624849

    申请日:2000-07-25

    IPC分类号: C07D41312

    CPC分类号: C07D413/14 C07D413/12

    摘要: Compounds of formula (I) formula (II) formula (III) and formula (IV) or pharmaceutically acceptable salts or prodrugs thereof, are antibacterial agents. Compositions containing the compounds, processes for making the compounds, synthetic intermediates employed in the processes, and methods for treatment and prevention of bacterial infections are disclosed.

    摘要翻译: 式(I)式(II)式(III)和式(IV)的化合物或其药学上可接受的盐或前药是抗菌剂。 公开了含有化合物的组合物,制备该化合物的方法,该方法中使用的合成中间体以及用于治疗和预防细菌感染的方法。