%0 Journal Article %T CHEMICAL MODIFICATIONS OF DIHYDROQERCETIN AIMING THE SYNTHESIS OF PHOTOCHROMIC DERIVATIVE %A Stepanov, A.V. %A L'vov, A.G. %K dihydroquercetin, alkylation, NMR spectroscopy, photoswitching %J Modern Technologies and Scientific and Technological Progress %D 2022 %N 2022 %P 1 %I Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»