Process for producing benzothiophenecarboxylic acid amide derivatives
    6.
    发明授权
    Process for producing benzothiophenecarboxylic acid amide derivatives 失效
    苯并噻吩羧酸酰胺衍生物的制备方法

    公开(公告)号:US06399788B1

    公开(公告)日:2002-06-04

    申请号:US09647353

    申请日:2000-09-29

    IPC分类号: C07D33364

    摘要: A process for preparing a compound having PGD2 antagonism represented by the formula (I), or a pharmaceutically acceptable salt or hydrate thereof, which process comprises reacting an amino alcohol of the formula (II) or its salt with a compound of the formula (III) or its reactive derivative, oxidizing the product with halo oxoacid in the presence of 2,2,6,6-tetramethylpiperidine-1-oxyls, reacting the product with an ylide under the conditions for Wittig reaction, and optionally deprotecting the product.

    摘要翻译: 一种制备由式(I)表示的具有PGD 2拮抗作用的化合物或其药学上可接受的盐或水合物的方法,该方法包括使式(II)或其盐的氨基醇与式(III)的化合物反应 )或其反应性衍生物,在2,2,6,6-四甲基哌啶-1-氧基存在下用卤代含氧酸氧化产物,在Wittig反应条件下使产物与叶立德反应,并任选地使产物脱保护。