Method for the preparation of citalopram
    1.
    发明申请
    Method for the preparation of citalopram 审中-公开
    西酞普兰制备方法

    公开(公告)号:US20020077353A1

    公开(公告)日:2002-06-20

    申请号:US10012054

    申请日:2001-11-06

    CPC classification number: C07D307/87 C07D307/81

    Abstract: Method for the preparation of citalopram comprising reaction of a compound of Formula (IV) 1 wherein R is halogen, or CF3null(CF2)nnullSO2null, n being 0 to 8, with a cyanide source in the presence of a palladium catalyst and a catalytic amount of Cnull or Zn2null, or with Zn(CN)2 in the presence of a palladium catalyst.

    Abstract translation: 制备西酞普兰的方法,其包括其中R为卤素的式(IV)化合物或CF 3 - (CF 2)n -SO 2 - ,n为0至8的化合物与氰化物源在钯催化剂存在下反应, 催化量的C +或Zn 2+,或与Zn(CN)2在钯催化剂存在下反应。

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