SEARCH Articles Figures Tables 2 -Benzofuranones phenols 2 -Benzofuranones, 3-acyl 3- -Benzofuranones, structure 6- Hydroxy-2- benzofuranone Benzofuranone Benzofuranone C-acylation Benzofuranone O-acylation Benzofuranone formation Benzofuranone, reaction Benzofuranones. formation Spirocyclic benzofuranones Tetrahydro-dimethyl-benzofuranone