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Regioselective palladium-catalyzed arylation of 3-carboalkoxy furan and thiophene
Authors:Glover Bobby  Harvey Kimberly A  Liu Bing  Sharp Matthew J  Tymoschenko Maria F
Affiliation:GlaxoSmithKline, Chemical Development, Five Moore Drive, P O Box 13398, Research Triangle Park, North Carolina 27709, USA.
Abstract:[reaction: see text] The regioselective palladium(0)-catalyzed arylation of 3-furoate and 3-thiophenecarboxylate esters with aryl bromides is described. Conditions were developed that allow for the selective synthesis of either 2-aryl or 5-aryl products.
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