Iridium (III) 1,3-bis(aryl)triazenide complexes: Synthesis, characterization and structure
作者:M. Fernanda Ibarra-Vázquez、Sara A. Cortes-Llamas、A. Aarón Peregrina-Lucano、José G. Alvarado-Rodríguez、Ricardo Manríquez-González、Fernando A. López-Dellamary、Martha I. Moreno-Brambila、I. Idalia Rangel-Salas
DOI:10.1016/j.ica.2016.07.025
日期:2016.9
Abstract Iridium (III) 1,3-bis(aryl)triazenide complexes [Cp∗IrCl(ArNNNAr′)] (Cp∗ = C5Me5, Ar = Ar′ = C6H5, 1; Ar = Ar′ = o-CF3-C6H4, 2; Ar = Ar′ = o-HOCH2-C6H4, 3; Ar = o-HOCH2-C6H4, Ar′ = p-CH3-C6H4, 4) have been obtained by reaction of iridium dimer [Cp∗IrCl2]2 with the corresponding triazenes in the presence of NEt3 in CH3CN. The iridium complexes 1–4 were characterized by IR, ESI-MS and NMR spectroscopy
摘要铱(III)1,3-双(芳基)三叠氮化物络合物[Cp ∗ IrCl(ArNNNAr')](Cp ∗ = C5Me5,Ar = Ar'= C6H5,1; Ar = Ar'= o-CF3-C6H4, 2; Ar = Ar'= o-HOCH2-C6H4,3; Ar = o-HOCH2-C6H4,Ar'= p-CH3-C6H4,4)是通过铱二聚体[Cp ∗ IrCl2] 2与CH3CN中在NEt3存在的情况下生成相应的三氮烯。通过IR,ESI-MS和NMR光谱对铱配合物1-4进行表征。在所有络合物中,三氮烯均作为单阴离子双齿N,N'-供体配体与铱(III)配位。化合物1-4是通过单核双(芳基)三叠氮化物铱配合物的单晶X射线衍射研究的第一个实例,其中NNN片段有效地螯合了Ir(III)中心原子。