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1,1’----双取代二茂铁为配体的配合物的研究 Ⅳ.含有dppf配体的π-键合混合配体钯(O)双核配合物的合成、表征及电化学性质
STUDY ON COMPLEXES WITH 1,1’-BISUBSTITUTED FERROCENES AS LIGANDS.VI.SYNTHESIS,CHARACTERIZATION AND ELECTROCHEMISTRY OF π-BONDING MIXED-LIGAND Pd(O)BINUCLEAR COMPLEXES CONTAINING dppf LIGANDS
【摘要】 本文通过逐级取代反应,合成了三种新的含有1,1-二(二苯基膦)二茂铁(dppf)配体的π-键合混合配体零价钯双核配合物,并用红外光谱,元素分析,电子光谱,1H-NMR及31P-NMR对其进行了表征.利用循环伏安法测得三个配合物的茂基Fe(Ⅱ)的氧化还原电位.提出了它们的可能结构.
【Abstract】 Three new π-bonding mixed-ligand Pd(O)binuclear complexes with dppf ligands were prepared through step-by-step substitution reactions.These complexes were characterized through elemental analysis,IR,electronic and H-NMR,31P-NMR spectra.Their redox wave peak potentials of the ferrocenyl group were measured by using CV method.The probable structures of these new complexes were proposed.
【关键词】 双核配合物;
dppf;
π—键合;
循环伏安;
零价钯配合物;
【Key words】 binuclear complexes; dppf; π-bonding cycle voltammetry.Pd(O)complexes;
【Key words】 binuclear complexes; dppf; π-bonding cycle voltammetry.Pd(O)complexes;
- 【文献出处】 河南科学 ,Henan Science , 编辑部邮箱 ,1989年Z2期
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