S 72 Sonogashira cross-coupling reactions of 5-(benzothiazol-2-yl)- 1-(4-iodophenyl)-3-phenyl-6-vinyl(phenyl)verdazyls: synthetic and theoretical aspects / T. G. Fedorchenko, G. N. Lipunova, A. N. Tsmokalyuk [и др.] // Chemistry of Heterocyclic Compounds. - 2021. - Vol. 57, № 1. - С. 40–48
Рубрики: ХИМИЧЕСКИЕ НАУКИ Кл.слова (ненормированные): LEUCOVERDAZYL -- VERDAZYL -- CYCLIC VOLTAMMETRY -- EPR SPECTROSCOPY Аннотация: New ethynyl derivatives were synthesized from 5-(benzothiazol-2-yl)-1-(4-iodophenyl)-3-phenyl-6-vinyl(phenyl)verdazyls using Sonogashira cross-coupling reactions carried out in two stages. The resulted radicals were characterized using EPR, IR, UV/Vis spectroscopy, mass spectrometry, and cyclic voltammetry. Electronic structure calculations using quantum chemistry methods were performed to analyze some experimental results. |