SYNTHESIS, CRYSTAL STRUCTURE, AND PROPERTIES OF CuL(N3)H2O
作者： Yin-Han Zhang , Yu-Peng Tian , Fu-Xin Xie , Zu-Yao Chen , De-Liang
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摘要: The compound CuL(N3)(H2O) where L = 1,15-diaza-3,4:8,9-dibenzo-5,8-trioxacyclopentadecane-N-acetatic acid has been synthesized and characterized. X-ray crystallography reveals that copper(II) is five-coordinated in a square-pyramidal environment. complex monoclinic system, 8.523(3) A, b 9.844(4) A c 25.895(9) β 97.69(3)°, V 2153.4(3) A3, Z 4, λ(MoKα) 0.71073, R w 0.0757 for 3081 observed reflections [I > 2σ(I)]. copper atom surrounded by two nitrogen atoms of the macrocycle, one oxygen from carboxyl group ligand, azide coordinated water distorted arrangement. stability constant (5.8 × 106) complex, whose compostion 1:1 metal:ligand molar ratio, was measured electronic spectra dimethyl formamide (DMF) as solvent. EPR spectrum shows g⊥ 2.0373 g∂ 2.250. results comfirm structure squar...
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