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Synthesis of fused uracils: pyrano[2,3-d]pyrimidines and 1,4-bis(pyrano[2,3-d]pyrimidinyl)benzenes by domino Knoevenagel/Diels-Alder reactions

ABSTRACT: Knoevenagel condensation of barbituric acids with aromatic aldehydes containing one or two formyl groups was carried out. 5-Arylidenebarbituric acids underwent smooth hetero-Diels-Alder (HDA) reactions with enol ethers to afford cis and trans diastereoisomers of pyrano[2,3-d]pyrimidine-2,4...

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Detalles Bibliográficos
Autor principal: Pałasz, Aleksandra
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Springer Vienna 2012
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4495049/
https://www.ncbi.nlm.nih.gov/pubmed/26166870
http://dx.doi.org/10.1007/s00706-012-0781-x