Aromatic acids of the form Ar-CO2H are named as derivatives of benzoic acids,with ortho,meta and para indicating the location relative to the carboxyl group.(non-IUPAC) CO2H CO2H CO>H OH benzoic acid NH> o-hydroxybenzoic acid p-aminobenzoic acid Ch20 Carboxylic Acids (landscape) Page 4 Ch20 Carboxylic Acids (landscape) Page 4 Aromatic acids of the form Ar-CO2H are named as derivatives of benzoic acids, with ortho, meta and para indicating the location relative to the carboxyl group.(non-IUPAC) CO2H CO2H CO2H benzoic acid p-aminobenzoic acid o-hydroxybenzoic acid NH2 OH