1,4-二[2-(3-氨基苯甲酰)乙烯基]苯的合成  

Synthesis of 1,4-Bis[2-(3-aminobenzoyl)vinyl]benzene

作　　者：凌味未[1] 唐先忠[1] 李元勋[1] 

机构地区：[1]电子科技大学微电子与固体电子学院应用化学系,四川成都610054

出　　处：《精细化工》2004年第10期721-722,共2页Fine Chemicals

基　　金：国家"863"计划资助项目(No.2002AA325110)~~

摘　　要：以对苯二甲醛、间氨基苯乙酮为原料经羟醛缩合反应合成了光敏性二胺:1,4 二[2 (3 氨基苯甲酰)乙烯基]苯(Ⅰ)。通过优化实验得到最佳的合成工艺为:对苯二甲醛、间氨基苯乙酮在0℃,以乙醇为溶剂,氢氧化钠为催化剂,进行羟醛缩合反应3h,产物经重结晶提纯。Ⅰ收率为86 4%,w(Ⅰ)=99 91%。并用元素分析、红外光谱对Ⅰ的结构进行了表征。The photosensitive diamine 1,4-bis[2-(3-aminobenzoyl)vinyl]benzene(Ⅰ) was prepared by aldol condensation of 3-aminoacetophenone and terephthalaldehyde.The best conditions for synthetic process were optimized.Thus,3-acetylacetanilide and 4-acetamidobenzaldehyde were dissolved in ethyl alcohol with sodium hydroxide as catalyst and stirred at 0 ℃ for 3 h.The product was purified by recrystallization.Ⅰ was obtained in 86.4% yield and of 99.91% purity.Its structure was characterized by elementary analysis and IR spectrum.

关 键 词：1 4-二[-2-(3-氨基苯甲酰)乙烯基]苯 羟醛缩合 光敏聚酰亚胺 光敏性二胺 

分 类 号：O621.36[理学—有机化学]