Abstract
Diterpene derivatives of imidazole and benzimidazole were synthesized by the phase-transfer alkylation of imidazole and benzimidazole with a sterically congested diterpene bromoketone. The corresponding imidazolium and benimidazolium salts were also prepared.
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ACKNOWLEDGMENTS
The work was carried out using the equipment of The Core Facilities Centre “Research of materials and matter” at the PFRC UB RAS. The authors are grateful to Engineer I.A. Borisova for measuring the IR spectra, Leading Engineer O.A. Maiorova for measuring the 1H and 13C NMR spectra, and Researcher A.V. Kharitonova for elemental analysis.
Funding
The work was performed by the state order (project no. AAAA-A18-118030790037-7).
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For communication XI, see [1].
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Denisov, M.S., Glushkov, V.A. N-Heterocyclic Carbenes: XII. Sterically Congested Diterpene Imidazolium and Benzimidazolium Salts. Russ J Org Chem 56, 775–780 (2020). https://doi.org/10.1134/S1070428020050085
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DOI: https://doi.org/10.1134/S1070428020050085