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。