ABSORPTION-SPECTRA OF THE RADICAL IONS OF QUINONES - A PULSE-RADIOLYSIS STUDY

被引:41
作者
MAYER, J
KRASIUKIANIS, R
机构
来源
JOURNAL OF THE CHEMICAL SOCIETY-FARADAY TRANSACTIONS | 1991年 / 87卷 / 18期
关键词
D O I
10.1039/ft9918702943
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
The formation of quinone radical ions was observed at room temperature using pulse radiolysis. The following quinones were investigated: p-benzoquinone, p-naphthoquinone, 5,8-dihydroxy-1,4-naphthoquinone, anthraquinone and 1,4-dihydroxyanthraquinone. The radial cations were produced in freon-113 solutions and the radical anions were produced in methanol solutions. The absorption spectra of the radical ions were found in the near-UV-VIS range. The spectra of the radical cations were blue shifted compared with the spectra of the corresponding radical anions.
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页码:2943 / 2947
页数:5
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