Selective and Sensitive Chromogenic Detection of Cyanide and HCN in Solution and in Gas Phase

Two triphenylmethane based chemodosimeters for selective and chromogenic sensing of cyanide anions in aqueous environments and of hydrogen cyanide in gas phase were prepared and studied.
We thank the Spanish Government (project MAT2012-38429-C04-02) for its financial support. R.G. acknowledges Spanish MICINN for a predoctoral fellowship. SCSIE (Universidad de Valencia) is gratefully acknowledged for all the equipment employed.