4,4′-二(4,5-二氨基-1-偶氮萘)苯磺酰替苯胺的合成与表征  

Synthesis and characterization of 4,4′-bis(4,5-diamino-1-azonafthalene)benzene sulfonylanilide

作　　者：李冬伊 张攀 马慧敏 吕小改 赵文善 LI Dongyi;ZHANG Pan;MA Huimin;LYU Xiaogai;ZHAO Wenshan(Water Environment and Health Henan Engineering Technology Research Center,Zhengzhou Institute of Industrial Technology,Zhengzhou 451100,Henan,China;College of Chemistry and Chemical Engineering,Henan University,Kaifeng 475004,Henan,China)

机构地区：[1]郑州工业应用技术学院水环境与健康河南省工程技术研究中心,河南郑州451100 [2]河南大学化学化工学院,河南开封475004

出　　处：《化学研究》2022年第2期125-129,共5页Chemical Research

基　　金：河南省高等学校重点科研项目(20B150030)。

摘　　要：以4,4′-二氨基苯磺酰替苯胺(DASA)、1,8-二氨基萘为原料,通过重氮化、偶合反应合成了一种新型可降解绿色环保型偶氮染料—4,4′-二(4,5-二氨基-1-偶氮萘)苯磺酰替苯胺,产品结构经MS、^(1)H NMR和元素分析进行了表征。对反应条件进行了优化,当反应时间45 min、温度0~5℃及pH为6时,产率可达57.3%。A novel environmental friendly and degradable azo dye,4,4′-bis(4,5-diamino-1-azonafthalene)benzene sulfonylidene was synthesized,using 4,4′-diaminobenzene sulfonylidene(DASA)and 1,8-diaminaphthalene as raw materials,through diazotization reaction and coupling reaction.The target product was characterized by MS,^(1)H NMR and elemental analysis.The highest yield reached 57.3%under the reaction time of 45 min,reaction temperature between 0~5℃and pH value equal to 6.

关 键 词：4 4′-二氨基苯磺酰替苯胺 重氮化偶合反应 4 4′-二(4 5-二氨基-1-偶氮萘)苯磺酰替苯胺 

分 类 号：O652.7[理学—分析化学]