AGGREGATES OF HEXAKIS(N-HEXYLOXY)TRIPHENYLENE SELF-ASSEMBLE IN DODECANE SOLUTION - INTERCALATION OF (-)-MENTHOL 3,5-DINITROBENZOATE INDUCES FORMATION OF HELICAL STRUCTURES

被引:43
作者
GALLIVAN, JP [1 ]
SCHUSTER, GB [1 ]
机构
[1] UNIV ILLINOIS,DEPT CHEM,ROGER ADAMS LAB,URBANA,IL 61801
关键词
D O I
10.1021/jo00113a023
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Concentrated dodecane solutions of hexakis(n-hexyloxy)triphenylene form columnar aggregates as evidenced by optical spectroscopy. Addition of either ethyl 3,5-dinitrobenzoate, (+)-2'-octyl 3,5-dinitrobenzoate, (-)-2'-butyl 3,5-dinitrobenzoate, or (-)-menthol 3,5-dinitrobenzoate to these solutions results in the formation of charge-transfer complexes as shown by examination of their optical spectra. Investigation of the circular dichroism spectra of the charge-transfer complexes Suggests that intercalation of the menthol ester in the columnar aggregate induces a helical twist to the structure.
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页码:2423 / 2429
页数:7
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