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R. Gavars

Researcher at Latvian Academy of Sciences

Publications -  19
Citations -  117

R. Gavars is an academic researcher from Latvian Academy of Sciences. The author has contributed to research in topics: Radical & Unpaired electron. The author has an hindex of 6, co-authored 19 publications receiving 116 citations.

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Journal ArticleDOI

Electrochemical oxidation of N-substituted 1,4- and 1,2-dihydropyridine derivatives: Studies using the rotating ring-disk electrode and ESR

TL;DR: In this paper, rotating ring-disk electrode (RRDE) voltammetry has been used for studying the electrochemical oxidation processes of N-substituted 2,6-dimethyl-3,5-di(ethoxycarbonyl)-1,4- and 1,2-dihydropyridines in acetonitrile.
Journal ArticleDOI

Mechanism and products of electrochemical reduction of 4-(nitrophenyl) substituted 1,4-dihydropyridines

TL;DR: In this article, the primary and secondary chemical reactions occurring during electrochemical reduction of the title compounds are discussed, as well as the intermediate 1,6-Dimethyl-3,5-dicyano-4-(para-, meta-nitrophenyl)-2-pyridonemethide (VIa, b) was identified as intermediate.
Journal ArticleDOI

ESR spectra of electrochemically generated anion radicals of the nitrofuran series

TL;DR: In this article, the ERS spectra of anion radicals for 29 derivatives of 5-nitrofuran, electrochemically generated in situ, have been obtained and studied using spectral HFS constants and quantum chemical model parameters.
Journal ArticleDOI

Intermediate products of electrochemical reduction of nitrofurans in aprotic media

TL;DR: In this article, the effect of substituents in position 2 of 5-nitrofurans on half-wave potentials of the first and second stage of electroreduction was quantitatively evaluated for these compounds using life (linearity of free energy) relationships.
Book ChapterDOI

Electrochemical Properties and Biological Activity of Nitrofurans

TL;DR: In this paper, a detailed study of the electroreduction of 50 5-nitrofuran derivatives in various media has been carried out, using classical and oscillographic polarography, Kemula cyclic chronovoltammetry, the Kalousek commutative technique, U.S. and E.V.R. spectrometry, and quantum chemical calculations.