Abstract
Pd(MME)Cl
2
complex, where MME = methionine methyl ester, was synthesized and characterized by elemental analysis and spectroscopic techniques. [Pd(MME)(H
2
O)
2
]
2+
interacts with some DNA constituents giving 1 : 1 and 1 : 2 complexes. The binuclear complexes having 4,4′-bipiperidine as a linker and involving [Pd(MME)(H
2
O)
2
]
2+
and DNA constituents were investigated. The results show formation of [(H
2
O)(MME)Pd(Bip)Pd(MME)(H
2
O)]
4+
. Inosine, uracil, and thymine interact with the previously mentioned complex by substitution of the two coordinated water molecules. Formation constants of all possible mono- and binuclear complexes were determined and their speciation diagrams were evaluated.
Electronic spectra of [Pd(MME) (H
2
O)
2
]
2+
and its uracil complexes
Speciation of mono- and binuclear Pd(II) complexes involving mixed nitrogen-sulfur donor ligand is investigated; 4,4′-bipiperidine is used as a linker.