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Facile Microwave-Mediated Transformations of 2-Butene-1,4-diones and 2-Butyne-1,4-diones to Furan Derivatives

H. Surya Prakash Rao* and S. Jothilingam

*Department of Chemistry, Pondicherry University, Pondicherry 605 014, India, Email:

H. S. P. Rao, S. Jothilingam, J. Org. Chem., 2003, 68, 5392-5394.

DOI: 10.1021/jo0341766


Various di- and triarylfurans were prepared in high yields from but-2-ene-1,4-diones and but-2-yne-1,4-diones using formic acid in the presence of a catalytic amount of palladium on carbon in poly(ethylene glycol)-200 as solvent under microwave irradiation.

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Key Words

Paal-Knorr Furan Synthesis, Furans, Hydrogenation, Formic Acid, Microwave Synthesis

ID: J42-Y2003-1370