4,4′-双(4-氨基苯氧基)二苯砜的合成及表征  

SYNTHESIS AND CHARACTERIZATION OF 4,4′-BIS(4-AMINOPHENOXY) DIPHENYLSULFONE

作　　者：金岩[1] 刘潮 李振建 张帅波 冯柏成[1] Jin Yan;Liu Chao;Li Zhenjian;Zhang Shuaibo;Feng Baicheng(School of Chemical Engineering,Qingdao University of Science ＆ Technology,Qingdao 266042,Shaodong,China)

机构地区：[1]青岛科技大学化工学院,山东青岛266042

出　　处：《精细石油化工》2018年第5期25-28,共4页Speciality Petrochemicals

基　　金：国家自然科学基金区域基金(31760521)

摘　　要：利用苯酚和浓硫酸为起始原料,经过磺化反应、脱水缩合反应、S_N2亲核取代反应、加氢还原四步反应合成了目标产物4,4′-双(4-氨基苯氧基)二苯砜。实验结果表明,HPLC≥98.0%,目标产物的总收率为69.7%,并且利用IR、LC-MS和~1H NMR对产物的结构进行了表征,与标准品相符。Phenol and concentrated sulfuric acid were used as starting materials,and the target product4,4′-bis（4-aminophenoxy）diphenylsulfone was synthesized by sulfonation reaction,dehydration condensation reaction,SN2 nucleophilic substitution reaction and hydrogenation reduction.The experimental results show that the HPLC yield is≥98.0%,the total yield of the target product is 69.7%,and the structure of the product is characterized by IR,LC-MS and ^1H NMR,which is consistent with the standard.

关 键 词：苯酚 磺化反应 4 4′-双(4-氨基苯氧基)二苯砜 

分 类 号：TQ246.3[化学工程—有机化工]