[EN] PROCESS FOR THE PREPARATION OF EPOXIDES AS INTERMEDIATES FOR THE SYNTHESIS OF NEBIVOLOL<br/>[FR] PROCÉDÉ DE PRÉPARATION D'ÉPOXYDES EN TANT QU'INTERMÉDIAIRES POUR LA SYNTHÈSE DU NÉBIVOLOL
申请人:MENARINI INT OPERATIONS LU SA
公开号:WO2013018053A1
公开(公告)日:2013-02-07
The present invention relates to a novel process of synthesis of epoxides, 6-fluoro-2- (oxiran-2-yl) chroman (Figure 1), intermediates for the synthesis of nebivolol, depicted in Scheme (1), enabling to obtain the above- mentioned epoxides in a racemic or semichiral form.
本发明涉及一种合成环氧化物、6-氟-2-(环氧丙基)-色基酮的新工艺(如图1),该工艺为合成奈必洛尔的中间体(如方案1所示),能够获得上述环氧化物的外消旋或半手性形式。