Abstract:
Quinoxalin-2-one reacts with aldehydes on heating in the presence of an acid to afford 6-oxidopyrido[1,2-a]quinoxalinium zwitter ions which on treatment with picric acid give picrates.
Document Type:
Article
Language: English
Citation:
Yu. A. Azev, O. S. Ermakova, V. S. Berseneva, M. I. Kodess, M. A. Ezhikova, I. N. Ganebnykh, “Synthesis of the 6-oxidopyrido[1,2-a]quinoxalinium derivatives from quinoxalin-2-one and aldehydes – new examples of domino reactions”, Mendeleev Commun., 27:6 (2017), 637–639
Linking options:
https://www.mathnet.ru/eng/mendc2086
https://www.mathnet.ru/eng/mendc/v27/i6/p637
This publication is cited in the following 5 articles:
Y. A. Azev, O. S. Koptyaeva, A. A. Mkrtchan, T. A. Pospelova, “Features of -C-C- coupling of quinoxaline-2-one with ethyl acetoacetate under acid catalysis”, Chim.Tech.Acta, 9:1 (2022)
Mariusz Mojzych, Comprehensive Heterocyclic Chemistry IV, 2022, 597
Ekaterina A. Lystsova, Ekaterina E. Khramtsova, Andrey N. Maslivets, “Acyl(imidoyl)ketenes: Reactive Bidentate Oxa/Aza-Dienes for Organic Synthesis”, Symmetry, 13:8 (2021), 1509
Olga S. Koptyaeva, Yuriy A. Azev, Yuriy M. Shafran, Tatyana A. Pospelova, Oleg N. Chupakhin, “New opportunities for the synthesis of quinoxaline derivatives”, Chim.Tech.Acta, 6:1 (2019), 12
Svetlana O Kasatkina, Ekaterina E Stepanova, Maksim V Dmitriev, Ivan G Mokrushin, Andrey N Maslivets, “Synthesis of pyrimido[1,6-a]quinoxalines via intermolecular trapping of thermally generated acyl(quinoxalin-2-yl)ketenes by Schiff bases”, Beilstein J. Org. Chem., 14 (2018), 1734
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