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Eco-friendly synthesis of fused pyrano[2,3-b]pyransviaammonium acetate-mediated formal oxa-[3 + 3]cycloaddition of 4H-chromene-3-carbaldehydes and cyclic 1,3-dicarbonyl compounds

Various substituted polycyclic pyrano[2,3-b]pyrans were synthesizedviathe condensation of 4H-chromene-3-carbaldehydes and their areno-condensed analogues with hetero- and carbocyclic 1,3-dicarbonyl compounds in acetic acid. Ammonium acetate was used as a green catalyst for the reaction. The process...

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Autores principales: Demidov, O. P., Демидов, О. П.
Formato: Статья
Lenguaje:English
Publicado: Royal Society of Chemistry 2020
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Acceso en línea:https://dspace.ncfu.ru/handle/20.500.12258/14526
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