Reactions of excss electrons with ‘‘bridged’’ amidoesters in low-temperature matricesстатья
Статья опубликована в высокорейтинговом журнале
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Дата последнего поиска статьи во внешних источниках: 19 июля 2013 г.
Аннотация:Structure of radical anions of ‘‘bridged’’ amidoesters MeOOC(CH2)nCONMe2 (n¼0–3) generated by
X-ray irradiation was investigated by EPR,optical absorption spectroscopy and quantum-chemical
calculations.Amidoester-0(n¼0) has positive calculated electron affinity and the corresponding
delocalized radical anion is stabilized independent of matrix polarity. Meanwhile,for amidoesters with n¼1–3 groups possessing apparently negative intrinsic electron affinity the role of matrix in stabilization of the corresponding radical anions becomes crucial.Two types of the localized radical anions were observed in the latter case.