The present invention disclosed herein is a novel commercially feasible, one pot synthesis of library of 3-substituted phthalides of formula I via CuCN mediated oxidative cyclization in high yield. Formula I
本发明在此披露的是一种新颖的商业可行的方法,通过CuCN介导的
氧化环化反应,在高产率下合成了一系列式I的3-取代
邻苯二甲酸酐库。式I