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    • 9. 发明申请
    • PROCESS FOR PREPARING CLOPIDOGREL
    • 制备CLOPIDOGREL的方法
    • WO2002059128A2
    • 2002-08-01
    • PCT/IN2002/000012
    • 2002-01-21
    • CADILA HEALTHCARE LTD.PANDEY, BipinLOHRAY, Vidya, BhushanLOHRAY, Braj, Bhushan
    • PANDEY, BipinLOHRAY, Vidya, BhushanLOHRAY, Braj, Bhushan
    • C07D495/04
    • C07D495/04
    • The present invention discloses a process for the preparation of thieno[3,2-c]pyridine derivatives of general formula (I), in either racemic or optically active (+) or (-) forms and their salts, wherein X, the substituent on benzene ring represents either a hydrogen or halogen atom such as fluorine, chlorine, bromine or iodine. The present invention also describes a process for preparing the compounds of general formula (II), in either racemic or optically active (+) or (-) forms and their salts, where X, the substituent on benzene ring represents either a hydrogen or halogen atom such as fluorine, chlorine, bromine or iodine. The compounds represented by formulae (I) and (II) have one asymmetric carbon and hence, the optically active compounds of formula (I) or of formula (ii), may be obtained either by resolving the racemic intermediate/final product or using an optically active intermediate. The compounds of the invention are pharmacologically active and have significant anti-aggregating and anti-thrombotic properties.
    • 本发明公开了制备通式(I)的噻吩并[3,2-c]吡啶衍生物的方法,其为外消旋形式或旋光形式(+)或( - )形式,和 它们的盐,其中X是苯环上的取代基代表氢或卤原子如氟,氯,溴或碘。 本发明还描述了制备外消旋或光学活性(+)或( - )形式及其盐的通式(II)化合物的方法,其中X为苯环上的取代基表示氢或卤素 原子如氟,氯,溴或碘。 由式(I)和(II)表示的化合物具有一个不对称碳,因此式(I)或式(ii)的旋光化合物可以通过拆分外消旋中间体/最终产物或使用 光学活性中间体。 本发明的化合物具有药理学活性并具有显着的抗聚集和抗血栓形成性质。