ChemInform Abstract: Catalytic Oxidation of β‐Keto Esters by Manganese(III)/Cobalt(II) and Consecutive Cyclization to Heterocycles.

Abstract

Catalytic Oxidation of -Keto Esters by Manganese(III)/Cobalt(II) and Consecutive Cyclization to Heterocycles. --Keto esters are catalytically oxidized by Mn(III)/Co(II)-system to -oxo esters, which directly cyclize to dihydropyrans or furans. -(JU, Y.; MIAO, D.; SEO, J. G.; KOO*, S.; Adv. Synth. Catal. 356 (2014) 14-15, 3059-3066, http://dx.