SEARCH Articles Figures Tables Carboxyl anhydride Carboxylic acid anhydrides Carboxylic acid esters trifluoroacetates Carboxylic acids acid anhydrides Carboxylic acids trifluoroacetic acid Carboxylic anhydrides Esters anhydrides Trifluoroacetate acid Trifluoroacetate esters Trifluoroacetic acid Trifluoroacetic acid acidity Trifluoroacetic anhydride Trifluoroacetic esters Trifluoroacetics ester