SEARCH Articles Figures Tables 4,4- pentanoate esters Diazo, esters Ester rearrangements Esters 4-pentanoic acid ester Pentanoate Pentanoic acid Pentanoic acid, 3-diazo-2,4-dioxomethyl ester Rearrangements Wolff rearrangement Wolff Wolff rearrangement Wolff rearrangement, esters