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咪唑衍生物及其金属配合物的合成与结构表征

Synthesis and Structure Characterization of Imidazole Derivatives and Metal Coordination Polymers

【作者】 何敏

【导师】 温辉梁; 刘崇波;

【作者基本信息】 南昌大学 , 有机化学, 2008, 硕士

【摘要】 咪唑作为一种重要的杂环化合物,具有很高的生物活性。被广泛的应用于医药、农药、染料以及显影剂等方面。此外,咪唑类化合物作为有机含氮杂环化合物,还具有良好的配位能力,在配位化学中占有非常重要的地位。咪唑及其衍生物的配位聚合物,具有独特的光学性质、磁性、催化和生物活性,而且具备复合高分子的特点,在应用新材料、分子识别和超分子自组装等方面有广阔的应用前景。本论文设计、合成了一系列咪唑衍生物,并对其结构进行了表征。利用水热溶剂热合成技术,合成了一系列咪唑羧酸配位聚合物并且对其结构进行了表征。论文的具体内容如下:1、设计合成了2-(4,5-二苯基咪唑-2-基)苯甲酸、4-(4,5-二苯基咪唑-2-基)苯甲酸、4,5-二甲基-2-(2’-羟基苯基)咪唑、4,5-二甲基-2-(4’-羟基苯基)咪唑等四种咪唑衍生物。通过红外、元素分析、核磁对其结构进行了表征。其中,4,5-二甲基-2-(2’-羟基苯基)咪唑经过培养得到有机单晶,并表征了其结构。2、利用水热溶剂热合成技术,成功合成了5个咪唑羧酸类化合物的金属配合物。并通过X-射线单晶衍射测试表征了它们的结构。

【Abstract】 As a major kind of heterocyclic compounds,imidazole posses very high biological activity.It was widely used as major ingredients in many products,such as medicine drug,pesticide,dyestuffs and photographic developer.Futher more, imidazole plays an important role in coordination chemistry compounds for it exibits very good ability to coordinate to metals with electronic donor---- two N atoms in their formulas.Imidazole and its derivative coordination polymers have peculiar optical properties,such as magnetism,catalytic and biological activity,moreover, have some sort of characters of combined polymers,it has a wide range of application prospect in new materials,molecular recognition and supramolecular self-assembly.In this paper,we designed and synthesized a series of imidazole derivatives,and characterized its structure.Further more,several imidazole carboxylic acid coordination polymers were synthesized using those ligands which we have synthesized by hydrothermal/solvothermal synthesis technology,and characterized their structure by X-ray.Concrete contents of this paper were carried out as follows:1.Four imidazole derivatives:2-(4,5-diphenyl-1H-imidazol-2-yl) benzoic acid, 4-(4,5-diphenyl-1H-imidazol-2-yl) benzoic acid,2-(4,5-dimethyl-1H-imidazol-2-yl) phenol,and 4-(4,5-dimethyl-1H-imidazol-2-yl) phenol were synthesized and characterized by IR,elemental analysis and 1HNMR.More over,an organic crystal of 2-(4,5-dimethyl-1H-imidazol-2-yl)phenol was got by recrystalized from hot EtOH/H2O,and characterized by X-ray.2.Five imidazole carboxylic acid coordination polymers were successfully synthesized by hydrothermal/solvothermal synthesis technology,and each of them was characterized by X-ray.

  • 【网络出版投稿人】 南昌大学
  • 【网络出版年期】2010年 05期
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