Syntheses, Structures, and Luminescence Properties of Two Copper(II) Complexes Constructed by Rigid Bis(triazole) and Nitrogen‐containing Carboxylic Acid Ligands

Bulletin of the Korean Chemical Society - Tập 36 Số 7 - Trang 1848-1853 - 2015
Xiaoxiao Wang1, Zuo‐Xi Li2, Baoyi Yu3, Kristof Van Hecke3, Guang‐Hua Cui1
1College of Chemical Engineering Hebei United University Tangshan 063009 P.R. China
2Key Laboratory of Synthetic and Natural Functional Molecule Chemistry of Ministry of Education, Shaanxi Key Laboratory of Physico-Inorganic Chemistry, College of Chemistry and Materials Science Northwest University Xi'an 710069 P. R. China
3Department of Inorganic and Physical Chemistry Ghent University Ghent B-9000 Belgium

Tóm tắt

Two new copper(II) complexes with the formulas [Cu(btb)(pydc)(H2O)]n (1) and [Cu(btb)0.5(nph)(H2O)]n (2) have been synthesized under hydrothermal conditions by employing a rigid bis(triazole) ligand (btb = 4,4′‐bis(1,2,4‐triazolyl‐1‐yl)‐biphenyl) and two carboxylic acids mixed ligands (H2pydc = pyridine‐2,5‐dicarboxylic acid and H2nph = 3‐nitrophthalic acid). The copper atoms present different environments, with a tetragonal pyramidal geometry in 1 and octahedral configuration in 2. Complex 1 displays a dinuclear cluster, which is further packed into a 2D supramolecular layer by classical OH · · · O hydrogen bonds. Complex 2 possesses a trinodal 3,4,4‐connected 3D framework with a rare sqc69 topology. In addition, thermal stability and luminescence property were investigated.

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