Ir(iii)-catalyzed decarbonylative annulation of salicylaldehydes with cyclohexane-1,3-diones?

New Journal of Chemistry Pub Date: 2023-04-26 DOI: 10.1039/D2NJ05242C

Abstract

An efficient Ir(III)-catalyzed decarbonylative annulation of salicylaldehydes with cyclohexane-1,3-diones has been achieved via the in situ generated iodonium ylides. The reaction proceeds smoothly under mild and operationally simple conditions, affording a variety of benzofuran derivatives in moderate to high yields with good functional group tolerance. Moreover, the large-scale synthesis and further modification of the products highlight the utility of this protocol.

Graphical abstract: Ir(iii)-catalyzed decarbonylative annulation of salicylaldehydes with cyclohexane-1,3-diones
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