Efficient Synthesis of Benzofuranones: N-Heterocyclic Carbene (NHC)/Base-Catalyzed Hydroacylation–Stetter–Rearrangement Cascade

Padmanaban, Mohan ; Biju, Akkattu T. ; Glorius, Frank (2011) Efficient Synthesis of Benzofuranones: N-Heterocyclic Carbene (NHC)/Base-Catalyzed Hydroacylation–Stetter–Rearrangement Cascade Organic Letters, 13 (20). pp. 5624-5627. ISSN 1523-7060

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Official URL: http://doi.org/10.1021/ol2023483

Related URL: http://dx.doi.org/10.1021/ol2023483

Abstract

A N-heterocyclic carbene/base-catalyzed cascade reaction leading to the formation of functionalized benzofuranones is reported. The reaction proceeds via an intramolecular hydroacylation of unactivated alkynes followed by an intermolecular Stetter reaction and a base-catalyzed chromanone to benzofuranone rearrangement.

Item Type:Article
Source:Copyright of this article belongs to American Chemical Society
ID Code:128721
Deposited On:03 Nov 2022 06:54
Last Modified:03 Nov 2022 06:54

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