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Syntheses and structural characterizations of six ionic inorganic-organic salts from heterocyclic aromatic bases and tetrachlorometallates of Zn, Cu and Cd
Journal of Coordination Chemistry ( IF 1.9 ) Pub Date : 2020-03-03 , DOI: 10.1080/00958972.2020.1755659
Lingfang Mo 1, 2 , Wei Fang 1, 2 , Weiqiang Xu 1, 2 , Shouwen Jin 1, 2 , Kaikai Hu 1, 2 , Daqi Wang 3
Affiliation  

Abstract Six organic-inorganic hybrid salts, ([(HL1)2(CdCl4)(H2O)] (1) (L1 = 2-(imidazol-1-yl)-1-phenylethanone), [(HL2)2(ZnCl4)(H2O)] (2) (L2 = 6-bromobenzo[d]thiazol-2-amine), [(H2L3)2(CdCl4)2(CH3OH)] (3) (L3 = bis(N-imidazolyl)methane), [(H2L4)(ZnCl4)(H2O)2] (4) (L4 = bis(N-imidazolyl)butane), [(H2L5)2(CuCl4)2]·7H2O (5) (L5 = di(2-benzimidazol-1-ylethyl)ether) and [(H2L6)4(ZnCl4)4]·7H2O (6) (L6 = 1,2-bis(2-benzimidazolyl)-1,2-ethanediol)), were prepared and characterized by IR, XRD, EA and TG analyses. The aryl rings of the cations in all salts are essentially planar. XRD analysis indicated that all of the complexes are built from non-covalent bonds between the cations and the tetrachlorometallate anions. The lattice solvent (H2O/CH3OH) molecules also played crucial roles in structure extension of all salts. Extensive intermolecular interactions have been used in the self-assembly of motifs, ranging from strong X-H···Y (X = O, N; Y = Cl, O) H-bonds to weak CH···A (A = O, Cl, Br), CH2···A (A = O, Cl), O···O, Cl···O, Cl···S, Cl···π, Br···Cl, CH3···π and π···π associations. 3 D architectures are found in 1 and 3-6, but only a 2 D architecture appeared in 2. The arrangements of the anions and cations in the solid are governed not only by the size and symmetry of the cations, but also by the non-covalent bonds in the crystal structures. Graphical Abstract

中文翻译:

六种离子型无机-有机盐的合成和结构表征 杂环芳烃碱和 Zn、Cu 和 Cd 的四氯金属盐

摘要 六种有机-无机杂化盐, ([(HL1)2(CdCl4)(H2O)] (1) (L1 = 2-(imidazol-1-yl)-1-phenylethanone), [(HL2)2(ZnCl4) (H2O)] (2) (L2 = 6-bromobenzo[d]thiazol-2-amine), [(H2L3)2(CdCl4)2(CH3OH)] (3) (L3 = 双(N-咪唑基)甲烷) , [(H2L4)(ZnCl4)(H2O)2] (4) (L4 = 双(N-咪唑基)丁烷), [(H2L5)2(CuCl4)2]·7H2O (5) (L5 = di(2-苯并咪唑-1-基乙基)醚)和[(H2L6)4(ZnCl4)4]·7H2O(6)(L6 = 1,2-双(2-苯并咪唑基)-1,2-乙二醇)),制备并表征通过 IR、XRD、EA 和 TG 分析。所有盐中阳离子的芳环基本上是平面的。XRD 分析表明所有配合物均由阳离子和四氯金属阴离子之间的非共价键构成。晶格溶剂(H2O/CH3OH)分子在所有盐的结构扩展中也起着至关重要的作用。广泛的分子间相互作用已被用于基序的自组装,从强 XH…Y (X = O, N; Y = Cl, O) 氢键到弱 CH…A (A = O, Cl, Br), CH2...A (A = O, Cl), O...O, Cl...O, Cl...S, Cl...π, Br...Cl, CH3· ··π 和 π···π 关联。在 1 和 3-6 中发现了 3D 结构,但在 2 中只出现了 2D 结构。 固体中阴离子和阳离子的排列不仅受阳离子的大小和对称性控制,还受非- 晶体结构中的共价键。图形概要 但在 2 中只出现了二维结构。固体中阴离子和阳离子的排列不仅受阳离子的大小和对称性控制,还受晶体结构中的非共价键控制。图形概要 但在 2 中只出现了二维结构。固体中阴离子和阳离子的排列不仅受阳离子的大小和对称性控制,还受晶体结构中的非共价键控制。图形概要
更新日期:2020-03-03
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