Preparation of Aminopyrimidine Compounds
    1.
    发明申请
    Preparation of Aminopyrimidine Compounds 有权
    氨基嘧啶化合物的制备

    公开(公告)号:US20120277432A1

    公开(公告)日:2012-11-01

    申请号:US13523534

    申请日:2012-06-14

    摘要: A 2-(N-methyl-N-methanesulfonylamino)pyrimidine compound of the formula (3): [R is a hydrocarbyl group], is prepared by the steps of: (I) reacting an isobutyrylacetate ester with 4-fluorobenzaldehyde and urea in the presence of a protonic compound and a metal salt; (II) oxidizing the reaction product of the step (I); (III) reacting the oxidation product of the step (II) with an organic sulfonyl halide or an organic sulfonyl anhydride; and (IV) reacting the reaction product of the step (III) with N-methyl-N-methanesulfonamide.

    摘要翻译: 通过以下步骤制备式(3)的2-(N-甲基-N-甲磺酰基氨基)嘧啶化合物:[R是烃基]:(I)使异丁酰乙酸酯与4-氟苯甲醛和尿素反应 质子化合物和金属盐的存在; (II)氧化步骤(I)的反应产物; (III)使步骤(II)的氧化产物与有机磺酰卤或有机磺酰酐反应; 和(IV)使步骤(III)的反应产物与N-甲基-N-甲磺酰胺反应。

    Preparation of aminopyrimidine compounds
    2.
    发明授权
    Preparation of aminopyrimidine compounds 有权
    氨基嘧啶化合物的制备

    公开(公告)号:US08614320B2

    公开(公告)日:2013-12-24

    申请号:US13523534

    申请日:2012-06-14

    摘要: A 2-(N-methyl-N-methanesulfonylamino)pyrimidine compound of the formula (3): [R is a hydrocarbyl group], is prepared by the steps of: (I) reacting an isobutyrylacetate ester with 4-fluorobenzaldehyde and urea in the presence of a protonic compound and a metal salt; (II) oxidizing the reaction product of the step (I); (III) reacting the oxidation product of the step (II) with an organic sulfonyl halide or an organic sulfonyl anhydride; and (IV) reacting the reaction product of the step (III) with N-methyl-N-methanesulfonamide.

    摘要翻译: 通过以下步骤制备式(3)的2-(N-甲基-N-甲磺酰基氨基)嘧啶化合物:[R是烃基]:(I)使异丁酰乙酸酯与4-氟苯甲醛和尿素反应 质子化合物和金属盐的存在; (II)氧化步骤(I)的反应产物; (III)使步骤(II)的氧化产物与有机磺酰卤或有机磺酰酐反应; 和(IV)使步骤(III)的反应产物与N-甲基-N-甲烷磺酰胺反应。

    Preparation of aminopyrimidine compounds
    3.
    发明授权
    Preparation of aminopyrimidine compounds 有权
    氨基嘧啶化合物的制备

    公开(公告)号:US08222412B2

    公开(公告)日:2012-07-17

    申请号:US12889186

    申请日:2010-09-23

    摘要: A 2-(N-methyl-N-methanesulfonylamino)pyrimidine compound of the formula (3): [R is a hydrocarbyl group], is prepared by the steps of: (I) reacting an isobutyrylacetate ester with 4-fluorobenzaldehyde and urea in the presence of a protonic compound and a metal salt; (II) oxidizing the reaction product of the step (I); (III) reacting the oxidation product of the step (II) with an organic sulfonyl halide or an organic sulfonyl anhydride; and (IV) reacting the reaction product of the step (III) with N-methyl-N-methanesulfonamide.

    摘要翻译: 通过以下步骤制备式(3)的2-(N-甲基-N-甲磺酰基氨基)嘧啶化合物:[R是烃基]:(I)使异丁酰乙酸酯与4-氟苯甲醛和尿素反应 质子化合物和金属盐的存在; (II)氧化步骤(I)的反应产物; (III)使步骤(II)的氧化产物与有机磺酰卤或有机磺酰酐反应; 和(IV)使步骤(III)的反应产物与N-甲基-N-甲磺酰胺反应。

    Preparation of Aminopyrimidine Compounds
    4.
    发明申请
    Preparation of Aminopyrimidine Compounds 有权
    氨基嘧啶化合物的制备

    公开(公告)号:US20110160455A1

    公开(公告)日:2011-06-30

    申请号:US12889186

    申请日:2010-09-23

    摘要: A 2-(N-methyl-N-methanesulfonylamino)pyrimidine compound of the formula (3): [R is a hydrocarbyl group], is prepared by the steps of: (I) reacting an isobutyrylacetate ester with 4-fluorobenzaldehyde and urea in the presence of a protonic compound and a metal salt; (II) oxidizing the reaction product of the step (I); (III) reacting the oxidation product of the step (II) with an organic sulfonyl halide or an organic sulfonyl anhydride; and (IV) reacting the reaction product of the step (III) with N-methyl-N-methanesulfonamide.

    摘要翻译: 通过以下步骤制备式(3)的2-(N-甲基-N-甲磺酰基氨基)嘧啶化合物:[R是烃基]:(I)使异丁酰乙酸酯与4-氟苯甲醛和尿素反应 质子化合物和金属盐的存在; (II)氧化步骤(I)的反应产物; (III)使步骤(II)的氧化产物与有机磺酰卤或有机磺酰酐反应; 和(IV)使步骤(III)的反应产物与N-甲基-N-甲磺酰胺反应。

    Preparation of Aminopyrimidine Compounds
    5.
    发明申请
    Preparation of Aminopyrimidine Compounds 有权
    氨基嘧啶化合物的制备

    公开(公告)号:US20080058520A1

    公开(公告)日:2008-03-06

    申请号:US11933626

    申请日:2007-11-01

    IPC分类号: C07D239/36

    摘要: A 2-(N-methyl-N-methanesulfonylamino)pyrimidine compound of the formula (3): [R is a hydrocarbyl group], is prepared by the steps of: (I) reacting an isobutyrylacetate ester with 4-fluorobenzaldehyde and urea in the presence of a protonic compound and a metal salt; (II) oxidizing the reaction product of the step (I); (III) reacting the oxidation product of the step (II) with an organic sulfonyl halide or an organic sulfonyl anhydride; and (IV) reacting the reaction product of the step (III) with N-methyl-N-methanesulfonamide.

    摘要翻译: 通过以下步骤制备式(3)的2-(N-甲基-N-甲磺酰基氨基)嘧啶化合物:[R是烃基]:(I)使异丁酰乙酸酯与4-氟苯甲醛和尿素反应 质子化合物和金属盐的存在; (II)氧化步骤(I)的反应产物; (III)使步骤(II)的氧化产物与有机磺酰卤或有机磺酰酐反应; 和(IV)使步骤(III)的反应产物与N-甲基-N-甲磺酰胺反应。

    Preparation of aminopyrimidine compounds
    6.
    发明授权
    Preparation of aminopyrimidine compounds 有权
    氨基嘧啶化合物的制备

    公开(公告)号:US07304156B2

    公开(公告)日:2007-12-04

    申请号:US10483430

    申请日:2002-07-12

    摘要: A 2-(N-methyl-N-methanesulfonylamino)pyrimidine compound of the formula (3): [R is a hydrocarbyl group], is prepared by the steps of: (I) reacting an isobutyrylacetate ester with 4-fluorobenzaldehyde and urea in the presence of a protonic compound and a metal salt; (II) oxidizing the reaction product of the step (I); (III) reacting the oxidation product of the step (II) with an organic sulfonyl halide or an organic sulfonyl anhydride; and (IV) reacting the reaction product of the step (III) with N-methyl-N-methanesulfonamide.

    摘要翻译: 通过以下步骤制备式(3)的2-(N-甲基-N-甲磺酰基氨基)嘧啶化合物:[R是烃基]:(I)使异丁酰乙酸酯与4-氟苯甲醛和尿素反应 质子化合物和金属盐的存在; (II)氧化步骤(I)的反应产物; (III)使步骤(II)的氧化产物与有机磺酰卤或有机磺酰酐反应; 和(IV)使步骤(III)的反应产物与N-甲基-N-甲磺酰胺反应。

    Preparation of aminopyrimidine compounds
    7.
    发明授权
    Preparation of aminopyrimidine compounds 有权
    氨基嘧啶化合物的制备

    公开(公告)号:US07816528B2

    公开(公告)日:2010-10-19

    申请号:US11933626

    申请日:2007-11-01

    摘要: A 2-(N-methyl-N-methanesulfonylamino)pyrimidine compound of the formula (3): [R is a hydrocarbyl group], is prepared by the steps of: (I) reacting an isobutyrylacetate ester with 4-fluorobenzaldehyde and urea in the presence of a protonic compound and a metal salt; (II) oxidizing the reaction product of the step (I); (III) reacting the oxidation product of the step (II) with an organic sulfonyl halide or an organic sulfonyl anhydride; and (IV) reacting the reaction product of the step (III) with N-methyl-N-methanesulfonamide.

    摘要翻译: 通过以下步骤制备式(3)的2-(N-甲基-N-甲磺酰基氨基)嘧啶化合物:[R是烃基]:(I)使异丁酰乙酸酯与4-氟苯甲醛和尿素反应 质子化合物和金属盐的存在; (II)氧化步骤(I)的反应产物; (III)使步骤(II)的氧化产物与有机磺酰卤或有机磺酰酐反应; 和(IV)使步骤(III)的反应产物与N-甲基-N-甲磺酰胺反应。

    Process for preparing 3-substituted thiophene
    10.
    发明申请
    Process for preparing 3-substituted thiophene 审中-公开
    制备3-取代噻吩的方法

    公开(公告)号:US20090137822A1

    公开(公告)日:2009-05-28

    申请号:US11920568

    申请日:2006-05-16

    CPC分类号: C07D333/38 C07D333/22

    摘要: The present invention relates to a process for preparing a 3-substituted thiophene represented by the formula (2): wherein R represents a cyano group, a formyl group, a carboxyl group, a hydrocarbyloxycarbonyl group which may have a substituent(s) or an acyl group which may have a substituent(s), which comprises reacting a vinyl compound represented by the formula (1): RCH═CHY  (1) wherein R has the same meaning as defined above, and Y represents a leaving group, and an α-mercaptoacetaldehyde or a multimer thereof.

    摘要翻译: 本发明涉及一种由式(2)表示的3-取代噻吩的制备方法:其中R表示氰基,甲酰基,羧基,可具有取代基的烃氧基羰基或 可以具有取代基的酰基,其包括使由式(1)表示的乙烯基化合物:<?in-line-formula description =“In-line formula”end =“lead”→RCH-CHY (1)<?in-line-formula description =“In-line Formulas”end =“tail”?>其中R具有与上述相同的含义,Y表示离去基团,而α-巯基乙醛或多聚体 其中。