4-Methyl-7-(2-nitrophenoxy)-2H-chromen-2-one functions as a selective fluorescent probe for selenols, utilizing a nucleophilic aromatic substitution mechanism. This compound demonstrates the ability to accurately detect selenols in neutral aqueous environments while minimizing interference from thiols, amines, and alcohols commonly found in biological systems. Its applications include quantifying selenium levels in selenoenzymes and visualizing endogenous selenol activity in live cells.
4-Methyl-7-(2-nitrophenoxy)-2H-chromen-2-one functions as a selective fluorescent probe for selenols, utilizing a nucleophilic aromatic substitution mechanism. This compound demonstrates the ability to accurately detect selenols in neutral aqueous environments while minimizing interference from thiols, amines, and alcohols commonly found in biological systems. Its applications include quantifying selenium levels in selenoenzymes and visualizing endogenous selenol activity in live cells.
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