SEARCH Articles Figures Tables Aqueous solution, protonation carboxylate groups Carboxylic acid anhydrides, protonated Carboxylic acid derivatives protonation Carboxylic acids proton reduction Carboxylic acids protonation Carboxylic acids protonation site Carboxylic acids protons Carboxylic acids site of protonation Carboxylic acids, protonated Carboxylic esters protonation site Carboxylic proton transfer Dimethyl ether, protonated carboxylation N.m.r. spectroscopy carboxyl protonation and Protonation of carboxylate groups Protonation of carboxylic acids Protons carboxylates and Protons, from carboxylic acids, reduction Reactions of protonated carboxylic acids and esters The structures of protonated carboxylic acids and esters