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Eight Zn(ii) and Cd(ii) complexes based on the aromatic C-centered triangular multicarboxylate and N-donor mixed ligands

机译:基于芳族C中心三角形多羧酸盐和N-供体混合配体的八个Zn(II)和Cd(II)复合物

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Eight new Zn( II ) and Cd( II ) complexes based on the aromatic multicarboxylate and N-donor mixed ligands, namely Zn _(2) (TCOPM)(2,2′-bipy)(OH)·1.25DMF (TCOPM = tris( p -carboxyphenyl)methane; 2,2′-bipy = 2,2′-bipyridine; DMF = N , N ′-dimethylformamide) ( 1 ), Zn _(2) (α _(OH) -TCOPM)(phen)(OH)·DMF (α _(OH) -TCOPM = tris( p -carboxyphenyl)methanol; phen = 1,10-phenanthroline) ( 2 ), Zn _(2) (α _(OH) -TCOPM)(tpy)(OH)(H _(2) O) (tpy = 2,2′:6′,2′′-terpyridine) ( 3 ), Zn _(3) (α _(OH) -TCOPM) _(2) (dpe)·2H _(2) O (dpe = 4,4′-vinylenedipyridine) ( 4 ), Cd _(3) (TCOPM) _(2) (DMF) _(2) (H _(2) O) _(2) ( 5 ), Cd _(3) (TCOPM) _(2) (4,4′-bipy) ( 6 ), Cd _(3) (TCOPM) _(2) (dpe) ( 7 ), and Cd _(3) (α _(OH) -TCOPM) _(2) (2,2′-bipy) _(2) ·2DMF ( 8 ) were synthesized through a solvothermal reaction. The α _(OH) -TCOPM ligand is generated in situ by the nucleophilic addition of the TCOPM ligand. X-ray crystallographic analysis reveals that complexes 1–3 , 5 , and 8 exhibit a two-dimensional (2D) layered structure, while 4 , 6 , and 7 possess a 3D open framework. The coordination mode of TCOPM and the type of N-donors ligands have obvious effects on the final structures. The luminescence properties in the solid state of 1–4 , 7 , and 8 were also investigated.
机译:基于芳族多羧酸盐和N-供体混合配体的八个新的Zn(II)和Cd(II)配合物,即Zn _(2)(TCOPM)(2,2'-Bipy)(OH)·1.25mF(TCOPM = TRIS(p-Carboxyphenyl)甲烷; 2,2'-Bipy = 2,2'-双吡啶; DMF = N,N'-二甲基甲酰胺)(1),Zn _(2)(α_(OH)-tcopm)( phen)(OH)·DMF(α_(OH)-tcopm = Tris(p-Carboxyphenyl)甲醇; phen = 1,10-菲啉)(2),Zn _(2)(α_(OH)-tcopm) (TPY)(OH)(H _(2)O)(TPY = 2,2':6',2'' - Terpyridine)(3),Zn _(3)(α_(OH)-tcopm)_ (2)(DPE)·2H _(2)O(DPE = 4,4'-乙烯基二吡啶)(4),CD _(3)(TCOPM)_(2)(DMF)_(2)(H _( 2)O)_(2)(5),CD _(3)(TCOPM)_(2)(4,4''-Bipy)(6),CD _(3)(TCOPM)_(2)(DPE )(7),CD _(3)(α_(OH)-tcopm)_(2)(2,2'-Bipy)_(2)·2DMF(8)通过溶剂热反应合成。通过TCOPM配体的亲核添加原位原位产生α_(OH)-TcOPM配体。 X射线结晶分析显示复合物1-3,5和8表现出二维(2D)层状结构,而4,6和7具有3D开放框架。 TCOPM的配位模式和N-供体配体的类型对最终结构具有明显的影响。还研究了固态的发光性质,其固态为1-4,7和8。

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