Reactions of the ditopic ligands 1-(5-(2-pyridyl)tetrazol-1-yl)-3-(tetrazol-2-yl)propane (5-p1tz2tz), 1-(5-(2-pyridyl)tetrazol-2-yl)-3-(tetrazol-2-yl)propane (5-p2tz2tz), and 1-(3-(2-pyridyl)-1,2,4-triazol-1-yl)-3-(tetrazol-1-yl)propane (3-p1tr1tz) with iron(II) tetrafluoroborate afforded a series of one-dimensional coordination polymers: Fe(5-p1tz2tz)₂](BF₄)₂ (1), Fe(5-p2tz2tz)₂(BF₄) 2 (2), Fe(3-p1tr1tz)₂(BF₄)₂·CH₃CN (3) and Fe(3-p1tr1tz)₂(BF₄)₂·CH₃OH...
Maliuzhenko et al. (2026) studied this question.