Synthesis and crystal structure of bis{di-μ-hydroxobis[fac-tribromoaquotin(IV)]} heptahydrate
作者:R. Alan Howie、Janet M. S. Skakle、James L. Wardell
DOI:10.1016/j.ica.2005.04.035
日期:2005.7
Sn(O2H)Br3] · 7H2O, 2[fac-(1: X = Br)] · 7H2O. Previous reports had indicated that the tin complexes, [fac-(1: X = Cl or Br)], had been obtained in various solvated forms from hydrolysis or oxidation/hydrolysis of appropriate tin(IV) or tin(II) halides. The crystal structure determination, reported here, provides an improved refinement of the core, i.e., [fac-(1: X = Br)], of 2[fac-(1: X = Br)] · 7H2O compared
摘要从Br2和Ph3 Sn(CH2)13CH3在空气中的CHCl3溶液中以3:1的摩尔比反应混合物中分离出的产物是双di-μ-羟基双(fac-tribromoaquotin(IV)]}七水合物,[ Br3(H2O)Sn(μ-OH)2 Sn(O2H)Br3]·7H2O,2 [fac-(1:X = Br)]·7H2O。先前的报道表明,锡配合物[fac-(1:X = Cl或Br)]是通过适当的锡(IV)或锡(II)卤化物的水解或氧化/水解而以各种溶剂化形式获得的。与以前的尝试相比,此处报道的晶体结构确定提供了2 [fac-(1:X = Br)]·7H2O改进的核细度,即[fac-(1:X = Br)]·7H2O。固态结构由中心菱形平面Sn2O2环组成。锡中心具有扭曲的八面体几何形状,每个Br配体都转变为O原子。Br配体转化为aqua配体,