Isophthalic acid is an organic chemical and benzene dicarboxylic acid that replaces carboxyl groups in the benzene molecule at positions 1 and 3. Isophthalic acid has the chemical formula C6H4(CO2H)2 and a molecular weight of 166.14 g/mol. It is white in hue and has a pleasant smell. Because it is a conjugated isophthalate acid, it …