基于柔性四羧酸的三个一维/二维/三维Zn(Ⅱ)/Co(Ⅱ)配合物的晶体结构及荧光性质 |
Structure and Fluorescence Properties of Three 1D/2D/3D Zn(Ⅱ)/Co(Ⅱ) Complexes Based on Flexible Tetracarboxylic Acid |
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摘要: 通过水热/溶剂热合成的方法制备了3个Zn(Ⅱ)/Co(Ⅱ)配合物{[Zn(H2L)(H2O)3]·H2O·0.5H4L}n(1)、{[Co(L)0.5(4,4'-bpy)]·0.5H2O}n(2)和{[Co(L)0.5(pbmb)(H2O)]·H2O}n(3(H4L=5,5'-(hexane-1,6-diyl)-bis(oxy)diisophthalic acid,4,4'-bpy=4,4'-bipyridine,pbmb=1,1'-(1,3-propane)bis-(2-methylbenzimidazole))。结构分析表明配合物1为一维链结构。2为拓扑符号为(64·7·8)(6·72)的三重穿插网络结构。3是拓扑符号为(4·62)(42·62·82)的(3,4)-连接的二维网络结构。配合物1呈现出较好的荧光性质。 |
关键词: Zn(Ⅱ) Co(Ⅱ) 晶体结构 拓扑 荧光 |
基金项目: 河南科技学院高层次人才科研启动项目、河南科技学院标志性创新工程项目(No.2015BZ02)、创新团队培育工程项目(No.2018T02)、河南省高等学校重点科研项目(No.17A150027)和河南省科技攻关项目(No.212102210308)资助。 |
Abstract: Three complexes, namely {[Zn(H2L) (H2O)3]·H2O·0.5H4L}n (1), {[Co(L)0.5(4, 4'-bpy)]·0.5H2O}n (2) and {[Co(L)0.5(pbmb)(H2O)]·H2O}n (3) (H4L=5,5'-(hexane-1,6-diyl)-bis(oxy)diisophthalic acid, 4,4'-bpy=4,4'-bipyridine, pbmb=1,1'-(1,3-propane)bis-(2-methylbenzimidazole)), have been prepared by solvo-/hydrothermal reactions. Complex 1 belongs to a 1D chain structure. Complex 2 presents a 3D 3-fold interpenetrating framework with the Schläfli symbol (64·7·8)(6·72). Complex 3 features a (3,4)-connected 2D network with the Schläfli symbol (4·62) (42·62·82). Complex 1 exhibited better fluorescence properties. |
Keywords: Zn(Ⅱ) Co(Ⅱ) crystal structure topology fluorescence |
投稿时间:2020-10-16 修订日期:2021-01-11 |
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刘露,靳平宁,杨杰,宋立星,赵博,李金科,黄斌,张裕平,杨晓迅.基于柔性四羧酸的三个一维/二维/三维Zn(Ⅱ)/Co(Ⅱ)配合物的晶体结构及荧光性质[J].无机化学学报,2021,37(5):921-928. |
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