Process for preparing 4-[(1,6-dihydro-6-oxo-2-pyrimidinyl)amino]benzonitrile
    1.
    发明授权
    Process for preparing 4-[(1,6-dihydro-6-oxo-2-pyrimidinyl)amino]benzonitrile 有权
    制备4 - [(1,6-二氢-6-氧代-2-嘧啶基)氨基]苄腈的方法

    公开(公告)号:US08101752B2

    公开(公告)日:2012-01-24

    申请号:US11913200

    申请日:2006-05-24

    IPC分类号: C07D239/47

    CPC分类号: C07D239/47

    摘要: This invention relates to a process for preparing 4-[(1,6-dihydro-6-oxo-2-pyrimidinyl)-amino]benzonitrile (I) starting from a 4-oxo-1,6-dihydro-pyrimidinylcarboxylic acid ester (II) or starting from a guanidine derivative which is reacted with an alkoxy-methylene malonic acid ester to an ester (II) which is converted to (I), which reaction sequence may be a one-pot procedure.

    摘要翻译: 本发明涉及从4-氧代-1,6-二氢 - 嘧啶基羧酸酯制备4 - [(1,6-二氢-6-氧代-2-嘧啶基) - 氨基]苄腈(I)的方法 II)或从与烷氧基 - 亚甲基丙二酸酯反应的胍衍生物转化为(I)的酯(II),该反应顺序可以是一锅法。

    Process for preparing 4-[(1,6-dihydro-6-OXO-2-pyrimidinyl)amino]benzonitrile
    2.
    发明授权
    Process for preparing 4-[(1,6-dihydro-6-OXO-2-pyrimidinyl)amino]benzonitrile 有权
    制备4 - [(1,6-二氢-6-氧代-2-嘧啶基)氨基]苄腈的方法

    公开(公告)号:US08618291B2

    公开(公告)日:2013-12-31

    申请号:US13325621

    申请日:2011-12-14

    IPC分类号: C07D239/47

    CPC分类号: C07D239/47

    摘要: This invention relates to a process for preparing 4-[(1,6-dihydro-6-oxo-2-pyrimidinyl)-amino]benzonitrile (I) starting from a 4-oxo-1,6-dihydro-pyrimidinylcarboxylic acid ester (II) or starting from a guanidine derivative which is reacted with an alkoxy-methylene malonic acid ester to an ester (II) which is converted to (I), which reaction sequence may be a one-pot procedure.

    摘要翻译: 本发明涉及从4-氧代-1,6-二氢 - 嘧啶基羧酸酯制备4 - [(1,6-二氢-6-氧代-2-嘧啶基) - 氨基]苄腈(I)的方法 II)或从与烷氧基 - 亚甲基丙二酸酯反应的胍衍生物转化成(I)的酯(II),该反应顺序可以是一锅法。

    Process for Preparing 4-[(1,6-Dihydro-6-Oxo-2-Pyrimidinyl)Amino]Benzonitrile
    3.
    发明申请
    Process for Preparing 4-[(1,6-Dihydro-6-Oxo-2-Pyrimidinyl)Amino]Benzonitrile 有权
    制备4 - [(1,6-二氢-6-氧代-2-嘧啶基)氨基]苄腈的方法

    公开(公告)号:US20080171878A1

    公开(公告)日:2008-07-17

    申请号:US11913200

    申请日:2006-05-24

    IPC分类号: C07D239/47

    CPC分类号: C07D239/47

    摘要: This invention relates to a process for preparing 4-[(1,6-dihydro-6-oxo-2-pyrimidinyl)-amino]benzonitrile (I) starting from a 4-oxo-1,6-dihydro-pyrimidinylcarboxylic acid ester (II) or starting from a guanidine derivative which is reacted with an alkoxy-methylene malonic acid ester to an ester (II) which is converted to (I), which reaction sequence may be a one-pot procedure.

    摘要翻译: 本发明涉及从4-氧代-1,6-二氢 - 嘧啶基羧酸酯制备4 - [(1,6-二氢-6-氧代-2-嘧啶基) - 氨基]苄腈(I)的方法 II)或从与烷氧基 - 亚甲基丙二酸酯反应的胍衍生物转化为(I)的酯(II),该反应顺序可以是一锅法。