Mesogenic, trimeric, halogen-bonded complexes from alkoxystilbazoles and 1,4-diiodotetrafluorobenzene

被引:103
作者
Bruce, Duncan W. [1 ]
Metrangolo, Pierangelo [2 ,3 ]
Meyer, Franck [2 ,3 ]
Prasang, Carsten [1 ]
Resnati, Giuseppe [2 ,3 ]
Terraneo, Giancarlo [2 ,3 ]
Whitwood, Adrian C. [1 ]
机构
[1] Univ York, Dept Chem, York YO10 5DD, N Yorkshire, England
[2] NFM Lab DCMIC, I-20131 Milan, Italy
[3] Politecn Milan, I-22100 Milan, Italy
基金
英国工程与自然科学研究理事会;
关键词
D O I
10.1039/b709107a
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
New, halogen-bonded mesogens are formed as trimeric complexes of two molecules of alkoxystilbazole and one of 1,4-diiodotetrafluorobenzene. The pure complexes show only monotropic nematic phases, while mixtures show a enantiotropic nematic with a range of up to 11 degrees C. A possible correlation between nematic phase stability and halogen bond strength is suggested.
引用
收藏
页码:477 / 482
页数:6
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