Аннотация:
The reaction of 6,7-difluoro-1-ethylquinoxalinium salts with 2,4-pentanedione, ethyl and bornyl acetoacetates and other β-keto esters results in the formation of 6,7-difluoro-3a,4,9,9a-tetrahydrofuro[2,3-b]quinoxalines. In addition, asymmetric 6-fluoro-7-morpholino and 6-fluoro-7-thiomorpholino substituted 1-ethylquinoxalinium salts react with alkyl acetoacetates in a regio- and stereoselective manner, thus giving exclusively the corresponding alkyl 2-methyl-6-fluoro-7-substituted 3a,4,9,9a-tetrahydrofuro[2,3-b]quinoxalin-3-carboxylates.
Тип публикации:
Статья
Язык публикации: английский
Образец цитирования:
V. N. Charushin, G. A. Mokrushina, G. M. Petrova, G. G. Alexandrov, O. N. Chupakhin, “One-step route to fluorinated furo[2,3-b]quinoxalines”, Mendeleev Commun., 8:4 (1998), 133–134
Образцы ссылок на эту страницу:
https://www.mathnet.ru/rus/mendc4691
https://www.mathnet.ru/rus/mendc/v8/i4/p133
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A. A. Layeva, E. V. Nosova, G. N. Lipunova, V. N. Charushin, “Fluoroarenes in the synthesis of benzoannulated nitrogen-containing heterocycles”, Russ Chem Bull, 57:5 (2008), 947
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E. V. Nosova, N. N. Mochul'skaya, S. K. Kotovskaya, G. N. Lipunova, V. N. Charushin, “Fluorinated benzazoles and benzazines”, Heteroatom Chemistry, 17:6 (2006), 579
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V. N. Charushin, N. N. Mochulskaya, A. A. Andreiko, M. I. Kodess, O. N. Chupakhin, “Use of tandem AN-AN reactions for the synthesis of thiazolo[4,5-e]-1,2,4-triazines”, Mendeleev Commun., 12:1 (2002), 28–30
M. G. Ponizovsky, A. M. Boguslavsky, M. I. Kodess, V. N. Charushin, O. N. Chupakhin, “Synthesis of fused quinoxalines”, Mendeleev Commun., 12:2 (2002), 68–70
G. L. Rusinov, P. A. Slepukhin, V. N. Charushin, O. N. Chupakhin, “2,3-Dichloro-1-alkylpyrazinium tetrafluoroborates: the synthesis and reactions with nucleophiles”, Mendeleev Commun., 11:2 (2001), 78–80
Michael P. Groziak, Progress in Heterocyclic Chemistry, 11, A Critical Review of the 1998 Literature preceded by two Chapters on Current Heterocyclic Topics, 1999, 256
V. N. CHARUSHIN, G. A. MOKRUSHINA, G. M. PETROVA, G. G. ALEXADROV, O. N. CHUPAKHIN, “ChemInform Abstract: One‐Step Route to Fluorinated Furo[2,3‐b]quinoxalines.”, ChemInform, 29:52 (1998)