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一种表征羟基自由基的新型荧光探针 被引量:19

A Novel Fluorescence Probe for the Determination of Hydroxyl Radicals
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摘要 A novel technique for the determination of the hydroxyl radical is described in this paper. The method employed the reaction of hydroxyl radical with dimethyl sulfoxide to generate a methyl radical quantitatively, which then coupled with the nitroxide linked naphthalene and led to a large increase in fluorescence intensity. The proposed method was demonstrated to be capable of detecting hydroxyl radicals generated in the Fenton systems. It proved to be a simple and sensitive technique for the determination of hydroxyl radicals. A novel technique for the determination of the hydroxyl radical is described in this paper. The method employed the reaction of hydroxyl radical with dimethyl sulfoxide to generate a methyl radical quantitatively, which then coupled with the nitroxide linked naphthalene and led to a large increase in fluorescence intensity. The proposed method was demonstrated to be capable of detecting hydroxyl radicals generated in the Fenton systems. It proved to be a simple and sensitive technique for the determination of hydroxyl radicals.
机构地区 厦门大学化学系
出处 《高等学校化学学报》 SCIE EI CAS CSCD 北大核心 2001年第3期396-398,共3页 Chemical Journal of Chinese Universities
基金 福建省自然科学基金! (批准号 :D992 0 0 0 1)资助
关键词 羟基自由基 荧光法 荧光探针 表征 哌啶氮氧自由基 Hydroxyl radical Nitroxide Naphthalene Fluorimetry
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参考文献2

  • 1Jen J F,J Chromatogr A,1998年,796卷,283页
  • 2Green S A,J Am Chem Soc,1990年,112卷,7337页

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