Dinuclear Lanthanide Molecular Magnetic Material Bridged by Tetrazine Derivatives Containing N6 and N8 Atom Sites Display Slow Magnetic Relaxation Behavior

Three dinuclear dysprosium complexes 1-3 with structural formula [Dy2(bptz)(tta)6]•2CH2Cl2 (1), [Dy2(H2bmtz)(tta)6] (2) and [Dy2(H2bmtz)(hfac)6(H2O)2] (3) (bptz = 3,6-di(2-pyridyl)-1,2,4,5-tetrazine, H2bmtz = 3,6-di(2-pyrimidyl)-1,4-dihydro-1,2,4,5-tetrazine, tta = 2-thenoyltrifluoroacetonate, hfac = hexafluoroacetylacetonate) were synthesized by...