摘要
Two new, dioxo tetraamine ligands L1 and L2 have,been synthesized and characterized. by 1H NMR IR MS and elemental analysis Their protonstion constants and complex formation constants,with Cu2+ have been determined by potentiometric titration
Two new, dioxo tetraamine ligands L1 and L2 have,been synthesized and characterized. by 1H NMR IR MS and elemental analysis Their protonstion constants and complex formation constants,with Cu2+ have been determined by potentiometric titration