SEARCH Articles Figures Tables A-keto lactones Acids, 2-keto-3,4-dihydroxy, lactonization Enantioselective hydrogenation keto lactones Enantioselective keto lactones Gluconic 3-keto-, lactone Isomerization keto acid-lactone alcohol Keto acids lactonization Keto acids, esterification lactonization Keto lactones, synthesis Ketolactones Keto-/-lactones Lactones, preparation from keto-esters Of keto lactone