STEREOSELECTIVE FORMATION OF A 2/1-MOLECULAR-COMPLEX BETWEEN ALPHA-CYCLODEXTRIN AND CARBAZOLE-VIOLOGEN LINKED COMPOUND WITH A LONG ALKYL CHAIN AS THE SPACER

被引:11
|
作者
YONEMURA, H [1 ]
NOJIRI, T [1 ]
MATSUO, T [1 ]
机构
[1] KYUSHU UNIV, FAC ENGN, DEPT CHEM SCI & TECHNOL, FUKUOKA 812, JAPAN
关键词
D O I
10.1246/cl.1994.2097
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Analysis of H-1 NMR spectra revealed a novel mode of complexation between alpha-cyclodextrial (CD) and a carbazole-viologen linked compound with 16 methylene units in the spacer. The complexation afforded a stable rotaxane-type CD complex, where two alpha-CDs encased the spacer chain. NOE experiments confirmed selective formation of unique isomer among four possible orientations of the encasing alpha-CD.
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页码:2097 / 2100
页数:4
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