A Metallacage Encapsulating Chloride as a Probe for a Solvation Scale in Ionic Liquids
作者:Corinne Daguenet、Paul J. Dyson
DOI:10.1021/ic060631f
日期:2007.1.1
With the purpose of assessing the reactivity of chloride ions dissolved in ionic liquids (ILs), a relative scale for the solvation of chloride is given for a series of ILs based on the bis(trifluoromethane)sulfonimide ([Tf(2)N]) anion and different cations, 1-butyl-3-methylimidazolium ([bmim]), 1-butyl-2,3-dimethylimidazolium ([bdmim]), 1-butyl-1-methylpyrrolidinium ([bmpy]), 1-butylpyridinium ([bpy])
为了评估溶解在离子液体(ILs)中的氯离子的反应性,给出了基于双(三氟甲烷)磺酰亚胺([Tf(2)N])的一系列ILs的氯化物相对溶解度。阴离子和不同的阳离子,1-丁基-3-甲基咪唑鎓([bmim]),1-丁基-2,3-二甲基咪唑鎓([bdmim]),1-丁基-1-甲基吡咯烷鎓([bmpy]),1-丁基吡啶鎓( [bpy]),1-戊基-1,1,1-三乙铵([C(5)e(3)am])和1-(2-羟基)乙基-3-甲基咪唑鎓([mimeOH])。通过在各个温度下通过紫外可见光谱在每个IL中进行的氯化物模板化的镍(II)金属绷带解离反应的热力学研究,可以深入了解氯化物的溶剂化。氯化物溶剂化的顺序[C(5)e(3)am] [Tf(2)N] <[bmpy] [Tf(2)N] <[bmim] [Tf(2)N]