Trinuclear Triangular Copper(II) Clusters – Synthesis, Electrochemical Studies and Catalytic Peroxidative Oxidation of Cycloalkanes
作者:Corrado Di Nicola、Federica Garau、Yauhen Y. Karabach、Luísa M. D. R. S. Martins、Magda Monari、Luciano Pandolfo、Claudio Pettinari、Armando J. L. Pombeiro
DOI:10.1002/ejic.200800842
日期:2009.2
EtOH/water solutions easily afford the triangular trinuclear copper derivatives [Cu3(μ3-OH)(μ-pz)3(RCOO)2(L)x] [R = CH3(CH2)3, L = H2O, x = 1 for 5; R = CH3CH2CH(CH3), L = EtOH, x = 2 for 6; R = CH3(CH2)4, L = EtOH, x = 1 for 7; R = CH3(CH2)5, L = EtOH, x = 1 for 8] as it has been previously found for R = H, L = Hpz, x = 2, (1); R = CH3, L = Hpz, x = 1, (2); R = CH3CH2, L = EtOH, x = 1, (3) and [Cu3
CuII羧酸盐(戊酸、2-甲基丁酸、己酸、庚酸)与吡唑(Hpz)在乙醇或乙醇/水溶液中的反应很容易得到三角形三核铜衍生物[Cu3(μ3-OH)(μ-pz)3(RCOO) )2(L)x] [R = CH3(CH2)3, L = H2O, x = 1 for 5; R = CH3CH2CH(CH3),L = EtOH,对于 6,x = 2;R = CH3(CH2)4, L = EtOH, x = 1 for 7; R = CH3(CH2)5, L = EtOH, x = 1 for 8] 正如之前发现的 R = H, L = Hpz, x = 2, (1); R = CH3, L = Hpz, x = 1, (2); R = CH3CH2,L = EtOH,x = 1,(3) 和 [Cu3(μ3-OH)(μ-pz)3(CH3(CH2)2COO)2(MeOH)(H2O)],(4)。5-8 共有的三核结构已根据磁化率研究、ESI