A simple yet highly selective colorimetric sensor for cyanide anion in an aqueous environment.

@article{Niu2008ASY,
  title={A simple yet highly selective colorimetric sensor for cyanide anion in an aqueous environment.},
  author={Hao Niu and Dongdong Su and XueLiang Jiang and Wenzhi Yang and Zhenming Yin and Jiaqi He and Jin‐Pei Cheng},
  journal={Organic \& biomolecular chemistry},
  year={2008},
  volume={6 17},
  pages={
          3038-40
        }
}
The nucleophilic nature of cyanide is used to create a simple, sensitive, and highly effective sensor, 2-(trifluoroacetylamino)anthraquinone (2-TFAQ), for the easy "naked-eye" detection of very low concentrations of cyanide in an aqueous environment. 

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