Colorimetric "naked eye" sensing of anions in aqueous solution
- PMID: 16356013
- DOI: 10.1021/jo0520487
Colorimetric "naked eye" sensing of anions in aqueous solution
Abstract
[structure: see text] The synthesis and UV-vis and NMR spectroscopic studies of thiourea-based colorimetric sensors for anions are presented. These sensors can recognize anions through hydrogen binding even in competitive pH-buffered aqueous solutions, giving rise to large color changes that are clearly visible to the naked eye.
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