SEARCH Articles Figures Tables Acid-catalyzed esterification Acidic resin Acids acid-catalyzed esterification Acids esterification Amino esterification Amino resins BOC-Amino acids Chloromethyl Chloromethyl resin Chloromethylated Chloromethylation Esterification of acids Esterification of amino acids Resinic acids Resins chloromethylated