Abstract The reactions of 3-methylpyridine-2-sulfonic acid (3-mpSO 3 H) with Cu II and 4- methylpyridine-2-sulfonic acid (4-mpSO 3 H) with Zn II in water formed one-dimensional infinite coordination polymers,[Cu (3-mpSO 3) 2] n (1) and [Zn (4-mpSO 3) 2] n (2). Similarly, two-dimensional hydrogen-bonded supramolecules of stoichiometries,[ML 2 (H 2 O) 2][L= 3- methylpyridine-2-sulfonate (3-mpSO 3), M= Mn (3), Fe (4), Co (5), Zn (6); L= 5- ...