Coordination Compounds of Silver Methanesulfonate with Triphenylphosphine and 1,2-Bis(4-Pyridyl)ethane

• Published in: Russian journal of coordination chemistry Vol. 44; no. 2; pp. 103 - 108
• Main Authors: Kokunov, Yu. V., Kovalev, V. V., Gorbunova, Yu. E., Kozyukhin, S. A., Razgonyaeva, G. A.
• Format: Journal Article
• Language: English
• Published: Moscow Pleiades Publishing 01-02-2018; Springer Nature B.V
• Subjects: Atomic properties; Atomic structure; Chemistry; Chemistry and Materials Science; Coordination compounds; Crystal structure; Ethane; Inorganic Chemistry; Ligands; Physical Chemistry; Silver; Spectral emittance; bridging 1,2-bis(4-pyridyl)ethane ligand; coordination compounds of silver methanesulfonate; structure; luminescence properties
• ISSN: 1070-3284; 1608-3318
• DOI: 10.1134/S1070328418020069

The reaction of Ag(CH
3
SO
3
) with PPh
3
gave the compound [Ag(CH
3
SO
3
)(PPh
3
)
2
] (I) and the reaction of Ag(CH
3
SO
3
) with PPh
3
and 1,2-bis(4-pyridyl)ethane (Dpe) affords the mixed complex [Ag(CH
3
SO
3
)(PPh
3
)(Dpe)] (II). The crystal structures of I and II were determined by X-ray diffraction (CIF file CCDC no. 1563357 (for I)). In I, the centrosymmetric binuclear complex [Ag(CH
3
SO
3
)-(PPh
3
)
2
]
2
is formed. The Ag atom has a distorted tetrahedral coordination composed of two bidentate bridging O atoms of the sulfonate anion and two P atoms of two PPh
3
ligands. The structure of II is based on the centrosymmetric binuclear molecule with two bridging Dpe ligands between two [Ag(CH
3
SO
3
)(PPh
3
)] complexes. The O atoms of the methanesulfonate ion are statistically disordered, which induces a considerable distortion of the silver polyhedron with C.N. 5. Both compounds tend to emit in the blue and green regions of the PL spectra.