FIELD: chemistry.
SUBSTANCE: invention relates to use of 2-monosubstituted pyrazines containing a triphenylamine substitute of general formula (I) as monomolecular sensors for detecting nitroaromatic compounds.
EFFECT: technical result is use of compounds of general formula (I), which show high sensitivity and selectivity for visual detection of a wide range of nitroaromatic compounds.
1 cl, 2 ex, 3 tbl
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