3-苯氧基甲基-4-(4-甲基苯基)-5-(2-吡啶基)-1,2,4-三唑的铜(Ⅱ)、镉(Ⅱ)配合物的合成、晶体结构和光学性质 |
Syntheses, Crystal Structures, and Spectral Properties of Copper(Ⅱ) and Cadmium(Ⅱ) Complexes with3-Phenoxymethyl-4-(4-methyphenyl)-5-(2-pyridyl)-1,2,4-triazole |
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摘要: 以3-苯氧基甲基-4-(4-甲基苯基)-5-(2-吡啶基)-1,2,4-三唑(L)为配体分别合成了2个金属配合物即[Cu2L2Cl4]·2H2O(1)和[Cd3L2(μ2-Cl)6]n·2nCH3CN(2),对其进行了红外、紫外、热重、粉末衍射、元素分析和晶体结构等表征.配合物1和2都属于三斜晶系,空间群都为P1,单晶结构分析表明,在配合物1中,中心铜(Ⅱ)原子具有畸变三角双锥构型[CuN3Cl2];配合物2是配位聚合物,每个重复单元有3个Cd(Ⅱ)原子和2个不同的Cd(Ⅱ)配位中心,Cd1(Ⅱ)原子具有中心对称的畸变八面体构型CdCl4N2,Cd2(Ⅱ)原子具有畸变的八面体构型CdCl4N2. |
关键词: 铜(Ⅱ)配合物 镉(Ⅱ)配合物 晶体结构 三唑 |
基金项目: 企业合作基金(No.8507040052)资助项目 |
Abstract: Two complexes [Cu2L2Cl4]·2H2O (1) and [Cd3L2( μ2-Cl)6]n·2nCH3CN (2) were obtained by the reaction of 3-phenoxymethyl-4-(4-methyphenyl)-5-(2-pyridyl)-1,2,4-triazole (L) with Copper(Ⅱ) chloride and cadmium(Ⅱ) chloride respectively. The complexes have been characterized by IR, UV, TGA, powder XRD, elemental analyses and crystal structures. The complexes 1 and 2 crystallize in the triclinic space group P1. Crystallographic studies reveal that 1 has a distorted trigonal bipyramidal [CuN3Cl2] coordination. 2 is a polymeric complex. every repeat unit has three cadmium(Ⅱ) atoms and two different cadmium(Ⅱ) centers. Cd1(Ⅱ) atom possesses a centrosymmetric distorted-octahedral geometry with [CdCl2Cl'2N2], and Cd2(Ⅱ) atom has a distorted-octahedral geometries with [CdCl2Cl'Cl″NN']. CCDC: 1015366, L; 1015367, 1; 1015368, 2. |
Keywords: copper(Ⅱ) complex cadmium(Ⅱ) complex crystal structures triazole |
投稿时间:2014-09-29 修订日期:2014-12-07 |
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盛俊峰,王宁,蔡良英,宋菲,仝玉柱,瞿志荣,王作祥.3-苯氧基甲基-4-(4-甲基苯基)-5-(2-吡啶基)-1,2,4-三唑的铜(Ⅱ)、镉(Ⅱ)配合物的合成、晶体结构和光学性质[J].无机化学学报,2015,31(2):405-412. |
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