摘要合成并表征了新的铁配合物,该配合物还含有硒代碳原子,硒代硫代碳原子和硒代二硫代碳原子的配体以及CO / EPh3混合配体。CpFe(CO)(EPh3)SeC(Y)Y'Ar [(Y)Y'=(O)O; Ar = C 6 H 5(1)。(Y)Y'=(S)O; Ar = 4-C 6 H 4 Cl(2)。(Y)Y'=(S)S; Ar = C 6 H 5(3)。E = P(a),As(b),Sb(c)]可在光解条件下从CpFe(CO)2SeC(Y)Y'Ar与EPh3的反应获得。新的配合物已通过各种光谱方法(UV-Vis,IR,1H-,31P-,13C-,77Se-NMR)和元素分析进行了表征。单晶X射线晶体结构分析进一步支持了CpFe(CO)(AsPh3)SeC(O)OC6H5(1b)的确定结构。
Iron Se-bonded mono-selenocarbonates CpFe(CO)2SeCO2R: the first selenocarbonate complexes
摘要:
The reactivity of the iron selenide complex (mu-Se)[CpFe(CO)(2)](2) toward chloroformates, ROCOCl, has been studied and the products CpFe(CO)(2)SeCO2R [R =Me (1), Et (2), iso-Bu (3), Ph (4), 2-C6H4Cl (5), 4-C6H4Cl (6), and 4-C6H4NO2 (7)] have been obtained. The novel complexes, 1-7, have been characterized by elemental analyses, IR and H-1 NMR spectroscopy. The solid state structure of CpFe(CO)(2)SeCO2Et 2, was determined by an X-ray crystal structure analysis. (C) 2004 Elsevier B.V. All rights reserved.