Isophthalic acid, or benzene-1,3-dicarboxylic acid, is an aromatic dicarboxylic acid, with formula C 6 H 4 (COOH) 2 .
Phthalic acid Terephthalic acid Mesitylene Dicarboxylic acid Chromic acid Xylene Benzoic acid Aromaticity Carboxylic acid