Silver-catalyzed radical ring-opening of cycloalkanols for the synthesis of distal acylphosphine oxides?

Organic Chemistry Frontiers Pub Date: 2022-06-28 DOI: 10.1039/D2QO00359G

Abstract

A novel silver-catalyzed ring-opening approach for the regioselective synthesis of distal acylphosphine oxides is described. A variety of distal acylphosphine oxides were prepared from the reaction of tertiary cycloalkanols (4 to 6-membered) and phosphine oxides. The mechanistic studies reveal a pathway involving the cross-coupling of alkyl and phosphorous-centered radicals.

Graphical abstract: Silver-catalyzed radical ring-opening of cycloalkanols for the synthesis of distal acylphosphine oxides
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