Ethyl 2-cyano-3-(naphthalene-1-yl) acrylate (ECNA): a sensitive, selective fluorescence ‘turn-off’ chemodosimeteric probe for the detection of poisonous hydrazine hydrate and its vapour

ECNA as chemodosimetric fluorescence ‘turn-off’ probe for detection of hydrazine with significant advantages of operational simplicity, spray analysis, and spot test with LOD = 3.077 nM and LOQ = 10.256 nM.