Saalfrank, Rolf W.; Loew, Noorbert; Trummer, Stefan, European Journal of Inorganic Chemistry, 1998, # 5, p. 560 - 564
作者:Saalfrank, Rolf W.、Loew, Noorbert、Trummer, Stefan、Sheldrick, George M.、Teichert, Markus、Stalke, Dietmar
DOI:——
日期:——
Stadler, Christian; Daub, Joerg; Koehler, Juergen, Journal of the Chemical Society. Dalton Transactions (2001), 2001, # 22, p. 3373 - 3383
作者:Stadler, Christian、Daub, Joerg、Koehler, Juergen、Saalfrank, Rolf W.、Coropceanu, Veaceslav、Schuenemann, Volker、Ober, Claudia、Trautwein, Alfred X.、Parker, Stewart F.、Poyraz, Mehmet、Inomata, Tomohiko、Cannon, Roderick D.
DOI:——
日期:——
Electron transfer in a trinuclear oxo-centred mixed-valence iron complex, in solid and solution statesDedicated to Professor Dieter Sellmann on the occasion of his 60th birthday.
作者:Christian Stadler、Jörg Daub、Jürgen Köhler、Rolf W. Saalfrank、Veaceslav Coropceanu、Volker Schünemann、Claudia Ober、Alfred X. Trautwein、Stewart F. Parker、Mehmet Poyraz、Tomohiko Inomata、Roderick D. Cannon
DOI:10.1039/b100780g
日期:2001.11.14
Cyclic voltammetry and spectroelectrochemical measurements show that the mixed-valenceironcomplex 2 can be oxidised reversibly to give the tri-iron(III) complex [Fe3OL3]+ and reduced reversibly and quasireversibly to give respectively [Fe3OL3]− and tri-iron(II) [Fe3OL3]2−, E0 = 85, −635, −1230 mV (versus Fc+/0) in dichloromethane (T = 298 K, 0.1 M [n-Bu4N][PF6]). Mössbauer spectra of 2 indicate significant
配合物的[Fe III 2中号II OL 3 ](M =铁,钴,镍,铜; 2,3,4,5)已在其中L被合成2-是五齿配体 设计用于协调中心簇中的所有三个金属原子并抑制离解和 溶剂交换过程。晶体结构为2,4和5示出了三重对称,这归因于旋转障碍。2的磁化数据表明基极之间有很强的超级交换氧化作用态Fe(3+,3+,2+)。比较红外光谱 一系列的络合物证实了在固态和溶液态下,混合价簇在振动时间尺度上的非三重对称性。 质子核磁共振谱 在室温下的溶液中,不能区分这三个铁位点,这表明热引起的假旋转 电子转移 也运作。 循环伏安法和光谱电化学测量表明,混合价铁络合物2可以可逆地氧化得到三铁(III)络合物[Fe 3 OL 3 ] +,可逆地和准可逆地还原得到分别为[Fe 3 OL 3 ] -和tri -铁(II)[Fe 3 OL 3 ] 2−,E 0 = 85,−635,-1230 mV(相对于Fc +