期刊
JOURNAL OF ORGANIC CHEMISTRY
卷 79, 期 23, 页码 11619-11630出版社
AMER CHEMICAL SOC
DOI: 10.1021/jo502281b
关键词
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资金
- NNSFC [20772035]
- third Talents Special Funds of Guangdong Higher Education [Guangdong-Finance-Education [2011]431]
- NSF of Guangdong Province [S2011010001556]
1,3,5-Tri(1H-benzo[d]imidazol-2-yl)benzene derivatives, as a new kind of fluorescent chemosensor for the detection of nitroaromatic explosives, are designed and synthesized by simple N-hydrocarbylation. Among 16 obtained compounds, compound 4g has the best capability for detection of picric acid (PA), having good selectivity and high sensitivity. The detection of PA with 4g solution-coated paper strips at the picogram level is developed. A simple, portable, and low-cost method is provided for detecting PA in solution and contact mode.
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