Photochemistry of 2,2-Dimethyl- and 2,2,3-Trimethyloxirane Radical Cations in Freon Matrices at 77 Kстатья
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Статья опубликована в журнале из перечня ВАК
Статья опубликована в журнале из списка Web of Science и/или Scopus
Дата последнего поиска статьи во внешних источниках: 26 января 2022 г.
Аннотация:The nature of radical cations (RCs) stabilized in irradiated frozen solutions of 2,2-dimethyl- and2,2,3-trimethyloxirane in Freons (CFCl3, CF3CCl3) was determined by means of EPR and UV/Vis spectroscopy as well as quantum chemistry. It was established that the afforded ring-open RCs, formed upon C–C bond cleavage in the oxirane ring, undergo intramolecular hydrogen atom transfer upon the action of light,resulting in the formation of distonic RCs