Synthesis and characterization of Pd(II) and Pt(II) complexes with triazolopyrimidine derivatives: The crystal structure of [Pd2L2Cl4] where L=5,7-dimethyl-1,2,4-triazolo[1,5-a]pyrimidine
作者:Nikos Lekkas、Nick Hadjiliadis、Achilleas Garoufis、Joseph Kobe、Paul V. Bernhardt、Edward R.T. Tiekink
DOI:10.1016/j.ica.2006.06.016
日期:2006.10
anosyl-s-triazolo)[4,3-a]pyrimidine), L-2 (5,7-dimethyl-3-beta-D-ribofuranosyl-s-triazolo [4,3-a]pyrimidine) and L-3 (5,7-dimethyl[1,5-a]-s-triazolopyrimidine), [Pd(en)(L-1)](NO3)(2), (Pd(bpy)(L-1)](NO3)(2), cis-Pd(L-3)(2)Cl-2, [Pd-2(L-3)(2)Cl-4]center dot H2O, cis-Pd(L-2)(2)Cl-2 and [Pt-3(L-1)(2)Cl-6] were synthesized and characterized by elemental analysis and NMR spectroscopy. The structure of the
L-2在酸性溶液(0.1 M HCl)中通过N8与Pd(II)配位,形成顺式几何配合物。Pd(II)与L-2的配位不会影响糖的构象,这可能是由于CC糖苷键的高稳定性所致。(c)2006 Elsevier BV保留所有权利。