[EN] NEW METHOD FOR PREPARING EZETIMIBE<br/>[FR] NOUVEAU PROCÉDÉ DE PRÉPARATION D'ÉZÉTIMIBE
申请人:MOEHS IBERICA SL
公开号:WO2012004382A1
公开(公告)日:2012-01-12
The present invention relates to a new method for preparing ezetimibe comprising a step of cyclizing the compound (4S)-phenyl-3-[(5S)-(4-fluorophenyl)-(2R)-[(1S)-(4-fluorophenylamino)-1-(4-nitrophenyl)methyl]-5-hydroxypentanoyl]oxazolidin-2-one or the derivatives thereof in which the hydroxyl group is protected. The invention also relates to new intermediates used in this method.
本发明涉及一种制备依折麦布的新方法,包括环化化合物(4S)-苯基-3-[(5S)-(4-氟苯基)-(2R)-[(1S)-(4-氟苯基氨基)-1-(4-硝基苯基)甲基]-5-羟基戊酰基]噁唑烷-2-酮或其中羟基团被保护的衍生物的步骤。本发明还涉及在此方法中使用的新中间体。