A method for preparing polysubstituted cyclopenta[c]furans from 2-(1-alkynyl)-2-alken-1-ones and diarylethenes via gold catalysis is reported. The reaction shows good regioselectivity to afford the desired product in moderate to excellent yields.
![Graphical abstract: Gold-catalyzed intermolecular reaction of 2-(1-alkynyl)-2-alken-1-ones with diarylethenes to construct polysubstituted cyclopenta[c]furans through a cascade heterocyclization/[3+2] cycloaddition sequence](/en/Image/Get?imageInfo.ImageType=GA&imageInfo.ImageIdentifier.ManuscriptID=C3RA44467H&imageInfo.ImageIdentifier.Year=2013)
T. He, P. Gao, Y. Qiu, X. Yan, X. Liu and Y. Liang, RSC Adv., 2013, 3, 19913 DOI: 10.1039/C3RA44467H
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