and E21/2 = −0.92 V (ΔEp = 120 mV)) responses. Upon oxidation using a stoichiometric amount of [FeIII(η5-C5H5)2](PF6), 1·CH2Cl2 yielded [Cu(L1)2](PF6) (2). Structural analysis (100 K) reveals that 1·CH2Cl2 is a four-coordinate bis(iminosemiquinonato)copper(II) complex (CuN2O2 coordination), and that the thioethers remain uncoordinated. The twisted geometry of 1 (distorted tetrahedral) results in considerable
使用潜在的三齿基于邻
氨基
酚的氧化还原活性
配体H 2 L 1(2- [2-(苄
硫基)苯基
氨基] -4,6-二叔
丁基苯酚)的质子化形式[Cu(L 1)2被合成并结晶为[Cu II(L 1)2 ]·CH 2 Cl 2(1 ·CH 2 Cl 2)。在1 ·CH 2 Cl 2上的循环伏安实验(在CH 2 Cl 2中; V对SCE(饱和甘
汞电极))表现出两种氧化性(E 1 1/2 = 0.20 V(峰-峰分离,ΔE p = 100 mV)和E 2 1/2 = 0.90 V(ΔE p = 140 mV))和两种还原性(E 1 1/2 = -0.52 V(ΔE p = 110 mV)和E 2 1/2 = -0.92 V(ΔE p = 120 mV))响应。在使用时的
化学计量量的氧化的[Fe III(η 5 -C 5 H ^ 5)2 ](PF 6),1 ·
CH2 Cl 2产生[Cu(L 1) 2 ](PF 6)(