Some Fe(II) ferrocenylacetylide complexes, [(Cp or Cp*)(PP)FeC⋮CFc], were prepared by the photolysis of the corresponding carbonyl complexes [(Cp or Cp*)(CO)2FeC⋮CFc] in the presence of diphosphines (PP = dppe, dppm, dmpe). The cyclic voltammograms showed two quasi-reversible waves at −0.47 to −0.84 and +0.08 to +0.12 V. The one-electron-oxidized species were isolated as relatively stable solids from
                                    通过将相应的羰基配合物[(Cp或Cp *)(CO)2 FeC⋮CFc )进行光解制备了一些Fe(II)
二茂铁基
乙炔配合物[[(Cp或Cp *)(PP)FeC⋮CFc]。存在
二膦(PP = dppe,dppm,dmpe)。循环伏安图显示了在-0.47至-0.84和+0.08至+0.12 V处的两个准可逆波。从中性Fe(II)配合物与
DDQ或FcHPF 6。氧化络合物在1295年至1595年处表现出intervalence转印带,和从位置计算的相互作用参数(α 2 =(0.98-2.44)×10 -2)。这表明这些是高度电子离域的混合价络合物。红外光谱(νCC = 1956−1976 cm -1),ESR光谱(一个宽信号的出现)和Mössbauer光谱(QS = 2.00−2.26 mm s -1)支持上述建议。通过单晶X射线衍射确定[Cp(dppe)FeC⋮CFC]的结构。