synthesized. The homobinuclear nature of this iridium complexes was supported by elemental analysis, FAB-Mass and 1H NMR spectrometry. Full characterization was accomplished by IR spectroscopy, 13C NMR and bidimensional NMR experiments (COSY, HSQC, HMBC and NOESY). In addition, iridium complex [(Ir(η4-cod)2(μ-5,5′-MeO-salen)] (2) was characterized by X-ray crystallography, showing that ethylene bridge
摘要由四齿席夫碱
配体[N,N'-亚乙基双(5-R)反应生成的具有通式[Ir2(η4-cod)2(μ-SB)](1-12)的新双核
铱(I)配合物-(
水杨
酰亚胺)(5,5'-R-salenH2),[N,N'-1,3-丙二双(5-R-
水杨
酰亚胺)(5,5'-R-salpenH2)和[N,N合成了带有[Ir(cod)(μ-Cl)] 2的'-邻苯撑双(5-R-
水杨
酰亚胺)(5,5'-R-salphenH2)(R = H,MeO,Cl,
NO2)。该
铱络合物的同核性质通过元素分析,FAB-Mass和1H NMR光谱得到证实。通过红外光谱,13 C NMR和二维NMR实验(COSY,HSQC,HMBC和NOESY)完成了全部表征。此外,
铱配合物[(Ir(η4-cod)2(μ-5,5'-MeO-salen)](2)用X射线晶体学表征,表明
乙烯桥是s-trans构象,Schiff碱
配体起着向两个
铱原子桥接的N,O-双齿
配体的作用,而1