Process for the preparation of clopidogrel
    2.
    发明授权
    Process for the preparation of clopidogrel 失效
    制备氯吡格雷的方法

    公开(公告)号:US07329751B2

    公开(公告)日:2008-02-12

    申请号:US10513156

    申请日:2003-04-22

    IPC分类号: C07D471/02

    CPC分类号: C07D495/04

    摘要: A process for the preparation of clopidogrel (1) by reaction of the N,N′-bis-4,5,6,7-tetrahydro-[3,2-c]-thienopyridyl methane (12) with (R)-2-chlorophenylacetic acid derivatives of formula (13) in which X and R have the meanings as indicated in the disclosure.

    摘要翻译: 通过N,N'-双-2,5,6,7-四氢 - [3,2-c] - 噻吩并吡啶基甲烷(12)与(R)-2的反应制备氯吡格雷(1)的方法 (13)的氯苯乙酸衍生物,其中X和R具有本发明所述的含义。

    Process for the preparation of terbinafine
    4.
    发明授权
    Process for the preparation of terbinafine 失效
    制备特比萘芬的方法

    公开(公告)号:US06515181B2

    公开(公告)日:2003-02-04

    申请号:US10085699

    申请日:2002-02-28

    IPC分类号: C07C21100

    CPC分类号: C07C209/68 C07C211/27

    摘要: A process for the preparation of terbinafine which comprises the reaction of tert-butylacetylene with a compound of formula (II) characterized in that the reaction is carried out in the presence of copper (I) salts and of a base, in the absence of palladium.

    摘要翻译: 一种制备特比萘芬的方法,其包括叔丁基乙炔与式(II)化合物的反应,其特征在于反应在不存在钯的情况下在铜(I)盐和碱的存在下进行 。

    Process for the preparation of naproxene nitroxyalkylesters
    9.
    发明申请
    Process for the preparation of naproxene nitroxyalkylesters 有权
    制备萘普生硝基烷基酯的方法

    公开(公告)号:US20050119339A1

    公开(公告)日:2005-06-02

    申请号:US10625558

    申请日:2003-07-24

    CPC分类号: C07C201/02 C07C203/04

    摘要: A process for obtaining nitroxyalklesters of the 2(S)(6-methoxy-2-naphthyl)-propanoic acid having an enantiomeric excess higher than or equal to 95%, preferably higher than or equal to 98%, characterized in that an halide of the 2-(S)-(6 methoxy-2-naphthyl)propanoic acid of formula A-Hal, wherein A is the acid acyl residue, is reacted in an inert orgariic solvent with an aliphatic nitroxyalkanol HO—Y—ONO2, wherein Y is a C2-C20 alkylene or a cycloalkylene from 3 to 8 carbon atoms, or an alkylene as defined containing a cycloalkylene as defined, in the presence of an inorganic base.

    摘要翻译: 一种获得具有高于或等于95%,优选高于或等于98%的对映异构体过量的2(S)(6-甲氧基-2-萘基) - 丙酸的硝基螺旋体的方法,其特征在于, 其中A是酸酰基残基的式A-Hal的2-(S) - (6-甲氧基-2-萘基)丙酸在惰性溶剂中与脂族硝基链烷醇HO-Y-ONO 2,其中Y是C 2 -C 20亚烷基或3至8个碳原子的亚环烷基,或如所定义的含有如所定义的亚环烷基的亚烷基 在无机碱存在下进行。