Use of the Electron-Reservoir [Fe<sup>I</sup>Cp(arene)] Sandwiches as Efficient and Selective Electrocatalysts: Syntheses of Homo- and Heterodinuclear Zwitterionic Transition-Metal Fulvalene Complexes
作者:David S. Brown、Marie-Hélène Delville、K. Peter C. Vollhardt、Didier Astruc
DOI:10.1021/om960003d
日期:1996.4.30
in THF for the electron-transfer-chain-catalyzed (electrocatalyzed) synthesis of the homobimetallic zwitterions [(CO)3M-FvM+(CO)2(PR3)2] (M = Mo, W; Fv = μ2-η10-fulvalene; R = Me, OMe) from [M2Fv(CO)6] and PR3 and of the heterobimetallic zwitterions [(CO)3MIFvM2(CO)(PR3)2] (M1 = Mo, W; M2 = Fe, Ru) from [M1M2Fv(CO)5] and PR3. Cyclic voltammetry (CV) experiments (DMF, 0.1 M n-Bu4NBF4, Pt, 0.400 V s-1)
电子贮存器配合物的[Fe我的Cp(C 6 H ^ 6)],[铁我的Cp(C 6我6)]和[铁我的Cp *(C 6我6)](CP =η 5 -C 5 ħ 5 ;的Cp * =η 5 -C 5我5)已被用来作为引发剂,在THF为homobimetallic两性离子的电子转移链催化(电催化)合成[(CO)3中号-有限体积法+(CO)2(PR 3)2 ](M = Mo,W; Fv =μ2 -η 10 -fulvalene; [M 2 Fv(CO)6 ]和PR 3以及异双金属两性离子[(CO)3 M I FvM 2(CO)(PR 3)2 ]中的R = Me,OMe)(M 1 = Mo,W; [M 1 M 2 Fv(CO)5 ]和PR 3中的M 2 = Fe,Ru)。循环伏安法(CV)实验(DMF,0.1 M n -Bu 4 NBF 4,Pt,0.400 V s -1)表明在PR 3(R = Me,O