Process for preparing N-aryl-piperazine derivatives
    4.
    发明申请
    Process for preparing N-aryl-piperazine derivatives 审中-公开
    制备N-芳基 - 哌嗪衍生物的方法

    公开(公告)号:US20050209245A1

    公开(公告)日:2005-09-22

    申请号:US11082510

    申请日:2005-03-17

    CPC分类号: C07D405/12

    摘要: Processes for preparing N-aryl-piperazine derivatives of formula I particularly (R)-4-cyano-N-[2-[4-(2,3-dihydro-1,4-benzodioxan-5-yl)-1-piperazinyl-propyl]-N-(2-pyridinyl)-benzamide, are disclosed. Compositions comprising N-aryl-piperazine derivatives and low levels of common impurities are also disclosed. In addition, products produced by the process are disclosed.

    摘要翻译: 制备式I的N-芳基 - 哌嗪衍生物的方法,特别是(R)-4-氰基-N- [2- [4-(2,3-二氢-1,4-苯并二恶烷-5-基)-1-哌嗪基 丙基] -N-(2-吡啶基) - 苯甲酰胺。 还公开了包含N-芳基 - 哌嗪衍生物和低水平常见杂质的组合物。 此外,公开了通过该方法生产的产品。