Synthesis and structural studies of amido, hydrazido and imido zirconium(iv) complexes incorporating a diamido/diamine cyclam-based ligand
作者:Rui F. Munhá、Luis F. Veiros、M. Teresa Duarte、Michael D. Fryzuk、Ana M. Martins
DOI:10.1039/b907335c
日期:——
The preparation, characterisation and structural analysis of a series of zirconium(IV) complexes that incorporate the diamido/diamine macrocyclic ligand Bn2Cyclam (Bn2Cyclam = 1,8-dibenzyl-1,4,8,11-tetraazacyclotetradecane) are described. The reaction of one or two equivalents of the appropriate LiNHR reagents with [(Bn2Cyclam)ZrCl2] give the corresponding amido–chloride [(Bn2Cyclam)ZrCl(NHR)] (R =
一系列的制备,表征和结构分析 锆(IV) 结合了 敌敌畏/二胺大环配体Bn 2 Cyclam(Bn 2 Cyclam =1,8-二苄基-1,4,8,11-四氮杂环十四烷)进行了说明。一两当量的适当反应硝酸锂 具有[(Bn 2 Cyclam)ZrCl 2]给出相应的 酰胺基–氯化物 [(Bn 2 Cyclam)ZrCl(NHR)](R = Ť卜, 2,6-iPr Ph) 或者 bis(amido) [(Bn 2 Cyclam)Zr(NHR)2](R = 我镨, Ť卜,2,6-Me Ph)配合物。用一个当量处理[(Bn 2 Cyclam)ZrCl(NH 2,6-iPr Ph)]。的氯化镁得到无碱单体亚氨基配合物[(Bn 2 Cyclam)Zr(N 2,6-iPr Ph)]。的反应Ť卜 与...类似 氯化镁 产生一个二聚桥接的亚胺类[(Bn 2 Cyclam)Zr} 2(μ-NR)2],也可以通过