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Mediated luminescent properties of salts with 4-((1 H -imidazol-1-yl)methyl)benzonitrile: syntheses, crystal structures and properties
Journal of Luminescence ( IF 3.3 ) Pub Date : 2018-11-01 , DOI: 10.1016/j.jlumin.2018.07.013
Gui-Mei Tang , Yong-Tao Wang , Seik Weng Ng

Abstract Two new imidazole salts, namely, [HIMT]+ X (X = NO3–) (1), ClO4– (2) [IMT = 4-((1H-imidazol-1-yl)methyl)benzonitrile], were grown through reacting IMT and two different inorganic acids by slow evaporation method, respectively. Salts 1 and 2 have been characterized by single–crystal X–ray diffraction, IR, UV–vis, and thermogravimetric analyses (TGA). In both compounds, a variety of hydrogen bonds (C/N–H⋯O/N) can be obviously obtained, through which a three-dimensional framework will be constructed. The luminescent spectra show that the emission maxima in salts 1 and 2 are observed at 391 and 414 nm, respectively. Compared to the free IMT, the emission bands of its salts 1 and 2 are obviously red-shifted about 49 and 72 nm, respectively.

中文翻译:

4-((1 H -imidazol-1-yl)methyl)benzonitrile 盐的介导发光性质:合成、晶体结构和性质

摘要 生成了两种新的咪唑盐,即 [HIMT]+ X (X = NO3-) (1)、ClO4- (2) [IMT = 4-((1H-imidazol-1-yl)methyl)benzonitrile]通过IMT和两种不同的无机酸分别用慢蒸发法反应。盐 1 和 2 已通过单晶 X 射线衍射、IR、UV-vis 和热重分析 (TGA) 进行表征。在这两种化合物中,显然可以得到多种氢键(C/N-H⋯O/N),通过这些氢键将构建一个三维框架。发光光谱显示盐 1 和盐 2 的发射最大值分别在 391 和 414 nm 处观察到。与游离的 IMT 相比,其盐 1 和 2 的发射带分别明显红移了约 49 和 72 nm。
更新日期:2018-11-01
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