MOLECULAR ASSOCIATIONS BY FOURIER-TRANSFORM INFRARED SPECTROMETRY .4. COMPLEXES OF INDOLES WITH PI-ASTERISK-ORGANIC ACCEPTORS

被引:2
作者
BRUNI, P
GIORGINI, E
MAURELLI, E
TOSI, G
机构
[1] Dipartimento di Scienze dei Materiali e della Terra, Università degli Studi di Ancona, I-60131 Ancona, via Brecce Bianche
关键词
INFRARED SPECTROMETRY; INDOLES;
D O I
10.1016/0924-2031(92)85025-V
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
Molecular complexes of substituted indoles with pi*-acceptors were investigated by means of Fourier transform infrared spectrometry under the conditions [D]0 >> [A]0, where [D]0 and [A]0 are the initial concentrations of the donor and acceptor, respectively. The formation constants of the complexes, evaluated on characteristic vibrational modes of the acceptors, are in substantial agreement with those determined by optical and nuclear magnetic resonance spectrometry.
引用
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页码:67 / 71
页数:5
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