METHOD FOR THE PREPARATION OF CITALOPRAM
    9.
    发明申请
    METHOD FOR THE PREPARATION OF CITALOPRAM 审中-公开
    方法制备CITALOPRAM

    公开(公告)号:US20090088469A1

    公开(公告)日:2009-04-02

    申请号:US12329750

    申请日:2008-12-08

    CPC分类号: C07D307/87 C07D307/81

    摘要: Method for the preparation of citalopram comprising reaction of a compound of Formula (IV) wherein R is halogen, or CF3—(CF2)n—SO2—, n being 0 to 8, with a cyanide source in the presence of a palladium catalyst and a catalytic amount of Cu+ or Zn2+, or with Zn(CN)2 in the presence of a palladium catalyst.

    摘要翻译: 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Cu +或Zn2 +,或与Zn(CN)2在钯催化剂存在下反应。