Silver-catalyzed cascade radical cyclization of 2-(allyloxy)arylaldehydes with cyclopropanols: access to chroman-4-one derivatives?

Organic Chemistry Frontiers Pub Date: 2019-03-18 DOI: 10.1039/C9QO00292H

Abstract

A novel silver-catalyzed cascade radical cyclization of 2-(allyloxy)arylaldehydes with cyclopropanols was developed to synthesize carbonyl-containing alkyl-substituted chroman-4-one derivatives. This transformation is easy to conduct under mild oxidative conditions to generate two carbon–carbon bonds in a cascade radical sequence with a broad substrate scope.

Graphical abstract: Silver-catalyzed cascade radical cyclization of 2-(allyloxy)arylaldehydes with cyclopropanols: access to chroman-4-one derivatives
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