SEARCH Articles Figures Tables Benzene acidity Benzene-1,3-dicarboxylic acid Benzene-1,4-dicarboxylate Butyl Ester Butyl dicarboxylic acid Di ester Dicarboxylate esters Dicarboxylic acid ester Dicarboxylic esters N- esters N-Butyl-benzene N-butyl esters O"- ester O- benzene O-Dicarboxylic acid esters O-Dicarboxylic acids