2-(1H-Tetraazol-5-yl)benzoic Acid is a reactant used in the syntheses such as hydrothermal reaction with zinc nitrate in aqueous solution to make coordination polymer Poly[aqua[μ3-5-(2-carboxylatophenyl)-1H-tetrazolato]zinc(II)] ( [Zn(C8H4N4O2)(H2O)]n).