二-(对烷氧基苯基)乙二酮的合成  

Preparation of 1,2-Bis-(p-alkoxy-phenyl)-ethanedione

作　　者：高志博[1] 陈永杰[1] 孟彪[1] 孔美玲[1] 王思林[1] 

机构地区：[1]沈阳化工学院应用化学院,辽宁沈阳110142

出　　处：《沈阳化工学院学报》2009年第3期213-216,249,共5页Journal of Shenyang Institute of Chemical Technolgy

摘　　要：介绍二苯基乙二酮类化合物的用途和常用的制备方法,以及苯丁醚、二-(对甲氧基苯基)乙二酮和二-(丁氧基苯基)乙二酮的合成过程,讨论原料配比、反应回流时间和溶剂对反应收率的影响,改进了合成二-(对甲氧基苯基)乙二酮和二-(对丁氧基苯基)乙二酮的酰化工艺条件,取得了二-(对甲氧基苯基)乙二酮86.4%的收率和二-(对丁氧基苯基)乙二酮76.5%的收率.用IR和1H-NMR测试确定产品的结构.This paper summarizes the preparation and applications of benzil and its derivatives,and the synthetic process of butoxy benzen,1,2-Bis-（4-methoxy-phenyl）-ethanedione and 1,2-Bis-（4-butoxy-phenyl）-ethanedione was described in detail.Factors influencing the reaction yield were studied,such as ratio of material,reflux reaction time and the amount of solvents.The process conditions of 1,2-Bis-（4-methoxy-phenyl）-ethanedione and 1,2-Bis-（4-butoxy-phenyl）-ethanedione were improved,and finally the yields of 1,2-Bis-（4-methoxy-phenyl）-ethanedione and 1,2-Bis-（4-butoxy-phenyl）-ethanedione were 86.4 % and 76.5 %,respectively.The structrure of products was determined by IR and 1H-NMR.

关 键 词：二苯基乙二酮 合成 酰化 草酰氯 苯丁醚 苯甲醚 

分 类 号：O625[理学—有机化学]