European Journal of Organic Chemistry p. 2268 - 2273 (2016)
Update date:2022-08-04
Topics:
Ramella, Vincenzo
He, Zhiheng
Daniliuc, Constantin G.
Studer, Armido
A palladium-catalyzed dearomatizing difunctionalization of N-Boc-indoles and benzofurans to give tricyclic indolines and 2,3-dihydrobenzofurans with a fully substituted carbon center is described. Product formation occurs under mild conditions at room temperature with commercially available aryl boronic acids and 2,2,6,6-tetramethylpiperidine-1-oxyl (TEMPO) as a mild oxidant in good yields. 2-Carboxyalkyl-substituted indoles and benzofurans react under Pd-catalysis with aryl boronic acids and TEMPO through dearomatizing arylation/cyclization to the corresponding indolines and dihydrobenzofurans containing a lactone moiety bearing a fully substituted carbon center.
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Doi:10.1002/(SICI)1521-3773(19990517)38:10<1457::AID-ANIE1457>3.0.CO;2-W
(1999)Doi:10.1021/om061005t
(2007)Doi:10.1016/S0040-4020(01)83505-5
(1984)Doi:10.1055/s-2006-950324
(2006)Doi:10.1021/ol062867t
(2007)Doi:10.1021/ml400501x
(2014)