Half-sandwich η6-benzene Ru(II) complexes of pyridylpyrazole and pyridylimidazole ligands: synthesis, spectra, and structure

Mishra, Haritosh ; Mukherjee, Rabindra Nath (2006) Half-sandwich η6-benzene Ru(II) complexes of pyridylpyrazole and pyridylimidazole ligands: synthesis, spectra, and structure Journal of Organometallic Chemistry, 691 (16). pp. 3545-3555. ISSN 0022-328X

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Official URL: http://dx.doi.org/10.1016/j.jorganchem.2006.04.037

Related URL: http://dx.doi.org/10.1016/j.jorganchem.2006.04.037

Abstract

New series of half-sandwich ruthenium(II) complexes supported by a group of bidentate pyridylpyrazole and pyridylimidazole ligands [(η6-C6H6)Ru(L2)Cl][PF6] (1), [(η6-C6H6)Ru(HL3)Cl][PF6] (2), [(η6-C6H6)Ru(L4)Cl][PF6] (3), and [(η6-C6H6)Ru(HL5)Cl][PF6] (4) [L2, 2-[3-(4-chlorophenyl)pyrazol-1-ylmethyl]pyridine; HL3, 3-(2-pyridyl)pyrazole; L4, 1-benzyl-[3-(2'-pyridyl)]pyrazole; HL5, 2-(1-imidazol-2-yl)pyridine] are reported. The molecular structures of 1-4 both in the solid state by X-ray crystallography and in solution using 1H NMR spectroscopy have been elucidated. Further, the crystal packing in the complexes is stabilized by C-H···X (X = Cl and π), N-H···Cl, and π-π interactions.

Item Type:Article
Source:Copyright of this article belongs to Elsevier Science.
Keywords:Ruthenium(II); Benzene; Pyridyl/Pyrazole/midazole Ligands; Crystal Structures; Non-covalent Interactions
ID Code:26022
Deposited On:04 Dec 2010 10:33
Last Modified:02 Mar 2011 11:42

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