将芳族醛类与-酮缩合生成N-氧化物后与经活化之酸衍生物反应以制备唑类之方法PROCESS FOR PREPARING OXAZOLES BY CONDENSATION OF AROMATIC ALDEHYDES WITH -KETOXIMES TO GIVE N-OXIDES AND SBUSEQUENT REACTION WITH ACTIVATED ACID DERIVATIVES

摘要

本发明系关于一种制备唑类之方法，其系将醛类与α–酮缩合形成盐或游离硷形式之N–氧化物后与经活化之酸衍生物反应以形成盐或游离硷形式之唑类。094143957-p01.bmp