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BY-NC-ND 3.0 license Open Access Published by De Gruyter June 2, 2014

Synthese S-substituierter Benzile und einiger gehinderter Biphenyle [1] / Synthesis of S-Substituted Benzils and Some Hindered Biphenyls [1]

  • Reinhard Lüdersdorf , Jürgen Mai and Klaus Praefcke

Abstract

Three methylthio and/or methylsulfinyl substituted benzils (2, 6 and 7) have been synthesized on photo-or thermochemical routes, respectively. Photodecarboxylation of some new different substituted mesityl benzoates (1 a-e) leads to hindered biphenyls (3 a-e) accompanied sometimes by aldehyde (4a-c) and benzil formation (2) due to compatitive a-cleavage and subsequent stabilization processes of such generated free aroyl radicals. A short summary on constitutional conditions for intramolecular photoredox reactions of ortho functionalized aryl sulfinyl compounds is presented.

Received: 1980-4-28
Published Online: 2014-6-2
Published in Print: 1980-11-1

© 1946 – 2014: Verlag der Zeitschrift für Naturforschung

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

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