Intermolecular C-O addition of carboxylic acids to arynes.

Org Lett

Department of Chemistry, Iowa State University, Ames, Iowa 50011, USA.

Published: July 2010

A novel, efficient, and expedient route to biologically and pharmaceutically important o-hydroxyaryl ketones, xanthones, 4-chromanones, and flavones has been developed starting from readily available carboxylic acids and commercially available o-(trimethylsilyl)aryl triflates.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2903042PMC
http://dx.doi.org/10.1021/ol101017zDOI Listing

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