Process for the preparation of pyridopyrimidones
    3.
    发明授权
    Process for the preparation of pyridopyrimidones 有权
    吡啶并嘧啶酮的制备方法

    公开(公告)号:US07119199B2

    公开(公告)日:2006-10-10

    申请号:US11029139

    申请日:2004-12-31

    IPC分类号: C07D239/91 C07D471/04

    CPC分类号: C07D239/91 C07D471/04

    摘要: The present invention is directed to a method for producing a pyridopyrimidone of the formula wherein X is N or CH and R is an aryl, heteroaryl or alkyl group, said method comprising the step of reacting an acid derivative of the formula: wherein X is N or CH; Y is an appropriate leaving group; Z is a halogen, OR1, NHR1, or SR1; and R1 is a lower alkyl; and the amidine derivative is wherein R is an aryl, heteroaryl or alkyl group.

    摘要翻译: 本发明涉及一种制备下式的吡啶并吡啶酮的方法,其中X是N或CH,R是芳基,杂芳基或烷基,所述方法包括使下式的酸衍生物:其中X是N 或CH; Y是一个适当的离开组; Z是卤素,OR 1,NHR 1或SR 1; 并且R 1是低级烷基; 并且脒衍生物是其中R是芳基,杂芳基或烷基。