METHOD OF MANUFACTURING 5-[2-CYCLOPROPYL-1-(2-FLUOROPHENYL)-2-OXOETHYL]-4,5,6,7-TETRAHYDROTHIENO[3,2-C]PYRIDIN-2-YL ACETATE (PRASUGREL)
申请人:Stepankova Hana
公开号:US20100228033A1
公开(公告)日:2010-09-09
A method of manufacturing 5-[2-cyclopropyl-1-(2-fluorophenyl)-2-oxoethyl]-4,5,6,7-tetrahydrothieno[3,2-c]pyridin-2-yl acetate, known under the INN name prasugrel of formula (I), in which the substance of formula (VI) is reacted with a cyclopropyl magnesium halide to produce the substance of formula (V), which reacted with methanesulfonyl chloride to give the methanesulfonate of formula (IV), which is further reacted with the compound of formula (III) to be converted the substance of formula (II) and the latter is converted to the substance of formula (I) with an acetylation agent.
一种制备5-[2-环丙基-1-(2-氟苯基)-2-氧基乙基]-4,5,6,7-四氢噻吩并[3,2-c]吡啶-2-基乙酸乙酯(INN名称prasugrel,化学式(I))的方法,其中化合物式(VI)与环丙基镁卤化物反应生成化合物式(V),然后与甲磺酰氯反应得到化合物式(IV)的甲磺酸酯,再与化合物式(III)反应转化为化合物式(II),最后用乙酰化试剂将化合物式(II)转化为化合物式(I)。