M. Yilmaz et At. Pekel, Regioselective synthesis of 5-carbamoyl-dihydrofurans mediated manganese (III) acetate in acetic acid, SYN COMMUN, 31(14), 2001, pp. 2189-2194
beta -Dicarbonyl compounds were easily oxidised with manganese (III) acetat
e in acetic acid, to form the corresponding alpha -carboradicals, which att
acked alkenes at reflux temperature to give new 5-carbamoyl-dihydrofurans i
n good yield.