Fluorescent sensors for diamines

被引:58
作者
Secor, K [1 ]
Plante, J [1 ]
Avetta, C [1 ]
Glass, T [1 ]
机构
[1] Univ Missouri, Columbia, MO USA
关键词
D O I
10.1039/b503269e
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
A series of seven diamine sensors was prepared using dimers of a quinolone aldehyde chromophore. Binding to six different diamine guests was explored by a combination of NMR, absorption and fluorescence spectroscopy. It was shown that the dimeric sensors bound the diamine guests by formation of a bis-iminium ion which produced large changes in the fluorescence of the quinolone core. Issues of selectivity between guests are discussed.
引用
收藏
页码:4073 / 4077
页数:5
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