Production method of optically active 2-[(N-benzylprolyl)amino]benzo-phenone compound
    52.
    发明申请
    Production method of optically active 2-[(N-benzylprolyl)amino]benzo-phenone compound 审中-公开
    光学活性2 - [(N-苄基脯氨酰基)氨基]苯并苯酮化合物的制备方法

    公开(公告)号:US20080108830A1

    公开(公告)日:2008-05-08

    申请号:US11979108

    申请日:2007-10-31

    IPC分类号: C07D207/16 C07F15/04

    CPC分类号: C07D207/16

    摘要: The present invention relates to a production method of optically active 2-[(N-benzylprolyl)amino]-5-chlorobenzophenone (3) or a salt thereof, which includes reacting optically active N-benzylproline (1) with 2-amino-5-chlorobenzophenone (2) in acetonitrile and in the presence of an amide compound and thionyl chloride. According to the method of the present invention, optically active 2-[(N-benzylprolyl)amino]-5-chlorobenzophenone (3) or a salt thereof can be conveniently produced at a high purity and in a high yield: wherein * shows an asymmetric carbon atom and the configuration of the asymmetric carbon atom is S or R.

    摘要翻译: 本发明涉及光学活性的2 - [(N-苄基脯氨酰基)氨基] -5-氯代二苯甲酮(3)或其盐的制备方法,其包括光学活性N-苄基脯氨酸(1)与2-氨基-5 (2)在乙腈中,在酰胺化合物和亚硫酰氯存在下反应。 根据本发明的方法,可以以高纯度和高产率方便地制备光学活性的2 - [(N-苄基脯氨酰基)氨基] -5-氯代二苯甲酮(3)或其盐,其中*表示 不对称碳原子和不对称碳原子的构型是S或R.

    Azlactone compound and method for preparation thereof
    53.
    发明授权
    Azlactone compound and method for preparation thereof 失效
    吖内酯化合物及其制备方法

    公开(公告)号:US07358368B2

    公开(公告)日:2008-04-15

    申请号:US10980298

    申请日:2004-11-04

    IPC分类号: C07D263/18

    CPC分类号: C07D263/42

    摘要: Compounds represented by formula (II): wherein M is a hydrogen atom, sodium, potassium, or lithium; P is a hydrogen atom, an alkyl group, and the like; and the wavy line indicates a cis form, a trans form, or a mixture thereof for the double bond to which it is attached, may be prepared by hydrolyzing a compound represented by formula (I), or a salt thereof: wherein R1 and R2 are the same or different and each is an alkyl group, or R1 and R2 together with the adjacent nitrogen atom may form an aliphatic heterocycle, and P and the wavy line are as defined above, in the presence of alkali metal hydroxide.

    摘要翻译: 由式(II)表示的化合物:其中M是氢原子,钠,钾或锂; P是氢原子,烷基等; 并且波浪线表示其连接的双键的顺式,反式或其混合物,可以通过水解式(I)表示的化合物或其盐来制备:其中R 1和R 2相同或不同,并且各自为烷基,或R 1和R 2连同 在碱金属氢氧化物的存在下,相邻的氮原子可以形成脂族杂环,P和波浪线如上所定义。

    METHOD FOR PRODUCING PYRIMIDINE COMPOUND
    54.
    发明申请
    METHOD FOR PRODUCING PYRIMIDINE COMPOUND 审中-公开
    生产吡啶化合物的方法

    公开(公告)号:US20080009622A1

    公开(公告)日:2008-01-10

    申请号:US11832758

    申请日:2007-08-02

    IPC分类号: C07D239/32

    摘要: Compound (II) and compound (III) are reacted to give compound (IVa) and/or compound (IVb); which are/is then reacted with compound (V) to give compound (I). wherein X is a methylthio group and the like, R1 and R2 are each a lower alkyl group optionally having substituent(s), an aryl group optionally having substituent(s) and the like, R3 is a lower alkyl group, R4 is a hydrogen atom, a lower alkyl group optionally having substituent(s) and the like, and Q is a carboxylate group and the like.

    摘要翻译: 使化合物(II)和化合物(III)反应,得到化合物(IVa)和/或化合物(IVb); 然后将其与化合物(V)反应,得到化合物(I)。 其中X为甲硫基等,R 1和R 2各自为任选具有取代基的低级烷基,任选具有取代基的芳基(s )等,R 3是低级烷基,R 4是氢原子,任选具有取代基的低级烷基等,Q 是羧酸酯基等。

    Production method of fluorinated purine nucleoside derivative, intermediate therefor and production method thereof
    55.
    发明申请
    Production method of fluorinated purine nucleoside derivative, intermediate therefor and production method thereof 审中-公开
    氟化嘌呤核苷衍生物的制备方法及其制备方法

    公开(公告)号:US20070179290A1

    公开(公告)日:2007-08-02

    申请号:US11341453

    申请日:2006-01-30

    IPC分类号: C07H19/16 C07D498/22

    CPC分类号: C07D513/22

    摘要: Purine nucleosides which are fluorinated at the 3′-position (preferably the α-position), may be economically and efficiently produced by fluorinating a novel purine nucleoside derivative (1) in which the hydroxyl group at the 5′-position is protected to obtain a novel purine nucleoside derivative (2) in a high yield. The derivative (2) is subjected to desulfurization, deprotection of R1 and, as necessary protection, deprotection, or modification of nucleic acid base moiety, to obtain the desired purine nucleoside (3). wherein each symbol is as defined in the specification.

    摘要翻译: 通过氟化新的嘌呤核苷衍生物(1)可以经济有效地产生在3'-位(优选α位置)氟化的嘌呤核苷,其中5位的羟基被保护以获得 一种新型嘌呤核苷衍生物(2),产率高。 将衍生物(2)进行脱硫,R 1脱保护,根据需要保护,脱保护或修饰核酸碱基部分,得到所需的嘌呤核苷(3)。 其中每个符号如说明书中所定义。

    Inosine derivatives and production methods therefor
    56.
    发明申请
    Inosine derivatives and production methods therefor 有权
    肌苷衍生物及其制备方法

    公开(公告)号:US20060094870A1

    公开(公告)日:2006-05-04

    申请号:US11304675

    申请日:2005-12-16

    IPC分类号: C07D473/02 C07H19/16

    CPC分类号: C07D473/30 C07H19/167

    摘要: The present invention provides a method for producing an inosine derivative represented by the following general formula (1) including the steps of subjecting an inosine derivative of general formula (3) to dithiocarbonylation and carrying out radical reduction of the obtained compound. According to the present invention there can be produced compounds useful as anti-AIDS drugs on industrial scale. wherein R1 may be the same or different and are each benzyl group, benzhydryl group or trityl group, each of which may have a substituent in general formulas (1) and (3).

    摘要翻译: 本发明提供由以下通式(1)表示的肌苷衍生物的制造方法,其特征在于,包括使通式(3)的肌苷衍生物进行二硫代羰基化,进行所得化合物的自由基还原的工序。 根据本发明,可以生产用于工业规模的抗艾滋病药物的化合物。 其中R 1可以相同或不同,并且各自可以在通式(1)和(3)中具有取代基的苄基,二苯甲基或三苯甲基。

    Production method of aminopyrimidine compound
    57.
    发明申请
    Production method of aminopyrimidine compound 失效
    氨基嘧啶化合物的制备方法

    公开(公告)号:US20050215789A1

    公开(公告)日:2005-09-29

    申请号:US11081631

    申请日:2005-03-17

    IPC分类号: C07D239/46 C07D239/47

    CPC分类号: C07D239/47

    摘要: Aminopyrimidine compounds represented by formula (3) may be efficiently prepared by reacting an azlactone compound represented by formula (1) with an amidine compound represented by formula (2) or a salt thereof: wherein R1, R2 and M are as defined in the specification.

    摘要翻译: 由式(3)表示的氨基嘧啶化合物可以通过使由式(1)表示的吖内酯化合物与由式(2)表示的脒化合物或其盐反应来有效制备:其中R 1,R 2, < SUP> 2>和M如说明书中所定义。

    Process for the production of purine nucleoside compounds
    59.
    发明申请
    Process for the production of purine nucleoside compounds 审中-公开
    生产嘌呤核苷化合物的方法

    公开(公告)号:US20050171126A1

    公开(公告)日:2005-08-04

    申请号:US11016741

    申请日:2004-12-21

    CPC分类号: C07H1/00 C07H19/16

    摘要: 2′,3′-didehydro-2′,3′-dideoxypurine nucleoside compounds and 2′,3′-dideoxypurine nucleoside compounds may be produced efficiently by treating a 3′-deoxy-3′-bromopurine nucleoside compound with a perfluoroalkanesulfonyl fluoride in the presence of a base to give a 2′,3′-didehydro-2′,3′-dideoxypurine nucleoside compound, which may be converted to a 2′,3′-dideoxypurine nucleoside compound, by catalytic hydrogenation.

    摘要翻译: 通过用全氟烷基磺酰氟处理3'-脱氧-3'-溴嘌呤核苷化合物可以有效地制备2',3'-二脱氢-2',3'-脱氨基嘌呤核苷化合物和2',3'-脱氧枯草苷核苷化合物 碱的存在得到可通过催化氢化转化为2',3'-脱氧枯草苷核苷化合物的2',3'-二脱氢-2',3'-脱氧枯草苷核苷化合物。