Magnetically recyclable copper modified GO/Fe 3 O 4 catalyst for efficient synthesis of quinazolinones
作者:Lu-Lu Kong、Li-Yan Fan
DOI:10.1016/j.cclet.2016.01.055
日期:2016.6
Abstract A series of bioactive quinazolinones were effectively synthesized by the condensation of halide benzamide with amino acid using magnetically recyclable GO/Fe 3 O 4 –CuI as catalyst. Magnetic GO/Fe 3 O 4 –CuI was prepared via a simple chemical method and characterized by FTIR, powder XRD, and SEM. This heterogeneous copper catalyst can be easily separated from reaction mixtures by an external
摘要以可磁循环GO / Fe 3 O 4 -CuI为催化剂,通过卤化物苯甲酰胺与氨基酸的缩合反应,有效合成了一系列生物活性喹唑啉酮。通过简单的化学方法制备了磁性GO / Fe 3 O 4 -CuI,并通过FTIR,粉末XRD和SEM对其进行了表征。这种多相铜催化剂可以很容易地通过外部永磁体从反应混合物中分离出来,并且可以在没有任何明显活性降低的情况下重复使用,这表明其可作为可重复使用的有前途的喹唑啉酮合成催化剂。