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Université de Neuchâtel

Mono and dinuclear rhodium, iridium and ruthenium complexes containing chelating 2,2′-bipyrimidine ligands: Synthesis, molecular structure, electrochemistry and catalytic properties

Govindaswamy, Padavattan ; Canivet, Jérôme ; Therrien, Bruno ; Süss-Fink, Georg ; Štěpnička, Petr ; Ludvík, Jiří

In: Journal of Organometallic Chemistry, 2007, vol. 692, no. 17, p. 3664-3675

The mononuclear cations [(η5-C5Me5)RhCl(bpym)]+ (1), [(η5-C5Me5)IrCl(bpym)]+ (2), [(η6-p-PriC6H4Me)RuCl(bpym)]+ (3) and [(η6-C6Me6)RuCl(bpym)]+ (4) as well as the dinuclear dications...

Université de Neuchâtel

Arene–ruthenium complexes with ferrocene-derived ligands: Synthesis and characterization of complexes of the type [Ru(η6-arene)(NC5H4CH2NHOC-C5H4FeC5H5)Cl2] and [Ru(η6-arene)(NC3H3N(CH2)2O2C–C5H4FeC5H5)Cl2]

Auzias, Mathieu ; Gueniat, Joël ; Therrien, Bruno ; Süss-Fink, Georg ; Renfrew, Anna K. ; Dyson, Paul J.

In: Journal of Organometallic Chemistry, 2009, vol. 694, no. 6, p. 855-861

Arene–ruthenium complexes of general formula [Ru(η6-arene)(L)Cl2] where L = NC5H4CH2NHOC-C5H4FeC5H5, arene = p-iPrC6H4Me (1) or C6Me6 (2); L = NC3H3N(CH2)...

Université de Neuchâtel

Water-soluble arene ruthenium complexes containing pyridinethiolato ligands: Synthesis, molecular structure, redox properties and anticancer activity of the cations [(η6-arene)Ru(p-SC5H4NH)3]2+

Gras, Michaël ; Therrien, Bruno ; Süss-Fink, Georg ; Štěpnička, Petr ; Renfrew, Anna K. ; Dyson, Paul J.

In: Journal of Organometallic Chemistry, 2008, vol. 693, no. 21-22, p. 3419-3424

The cationic complexes [(η6-arene)Ru(SC5H4NH)3]2+, arene being C6H6 (1), MeC6H5 (2), p-iPrC6H4Me (3) or C6Me6 (4), have been synthesised from the reaction of 4-pyridinethiol with the corresponding precursor...

Université de Neuchâtel

Cationic half-sandwich complexes (Rh, Ir, Ru) containing 2-substituted-1,8-naphthyridine chelating ligands: Syntheses, X-ray structure analyses and spectroscopic studies

Prasad, Kota Thirumala ; Therrien, Bruno ; Rao, Kollipara Mohan

In: Journal of Organometallic Chemistry, 2008, vol. 693, no. 18, p. 3049-3056

Reactions of the dinuclear complexes [(η6-arene)Ru(μ-Cl)Cl]2 (arene = C6H6, p-iPrC6H4Me) and [(η5-C5Me5)M(μ-Cl)Cl]2 (M = Rh, Ir) with 2-substituted-1,8-naphthyridine ligands, 2-(2-pyridyl)-1,8-naphthyridine (pyNp), 2-(2-thiazolyl)-1,8-naphthyridine (tzNp)...

Université de Neuchâtel

An asymmetric trihydrido-bridged arene ruthenium complex

Vieille-Petit, Ludovic ; Therrien, Bruno ; Süss-Fink, Georg

In: Inorganic Chemistry Communications, 2004, vol. 7, no. 2, p. 232-234

Reaction of [Ru(η6-indane)(H2O)3]2+ and [Ru(η6-C6Me6)(H2O)3]2+ with NaBH4 in water gives a mixture of three triple hydrido-bridged arene ruthenium cations [(η6-arene)Ru(μ-H)3Ru(η6-arene′)]+ (arene=indane and hexamethylbenzene;...

Université de Neuchâtel

endo and exo Coordination of Indanol: Synthesis, Isolation and Structural Characterisation of [H3Ru3 (endo-Indanol)(C6Me6)2(O)]+ and [H3Ru3 (exo-Indanol)(C6Me6)2 (O)]+ as Their Tetrafluoroborate Salts

Vieille-Petit, Ludovic ; Karmazin-Brelot, Lydia ; Labat, Gael ; Süss-Fink, Georg

In: European Journal of Inorganic Chemistry, 2004, vol. 19, p. 3907 - 3912

The reaction of 2,3,4,7-tetrahydro-1H-inden-2-ol with ruthenium chloride hydrate in refluxing ethanol yields the chloro-bridged dinuclear complex [RuCl2(indanol)]2 (1). The mononuclear complex [Ru(indanol)(H2O)3]2+ (2), formed in situ from 1 in aqueous solution, reacts with the dinuclear complex...

Université de Neuchâtel

Chiral Arene Ruthenium Complexes : Synthesis and Molecular Structure of the Enantiopure Cluster Cation (S)-[H3Ru3{C6H5[CH(CH3)CH2OH]}(C6Me6)2(O)]+

Vieille-Petit, Ludovic ; Therrien, Bruno ; Süss-Fink, Georg

In: European Journal of Inorganic Chemistry, 2003, vol. 5, p. 3707 - 3711

The reaction of enantiopure (R)-(2-cyclohexa-1,4-dienyl)propan-1-ol with ruthenium chloride hydrate yields, without racemisation of the chiral ligand, the chloro-bridged dinuclear complex (S,S)-[RuCl2{C6H5[CH(CH3)CH2OH]}]2 (1). The dimer 1 reacts with triphenylphosphane to give the mononuclear complex...

Université de Neuchâtel

Sulfur-containing trinuclear arene ruthenium clusters

Tschan, Mathieu ; Therrien, Bruno ; Chérioux, Frédéric ; Süss-Fink, Georg

In: Journal of Molecular Structure, 2005, vol. 743, p. 177-181

The single-crystal X-ray structure analyses of [HRu3(C6H6)(C6Me6)2(μ3-SC6H4Me)(μ2-O)][BF4]2 ([1][BF4]2),...

Université de Neuchâtel

Synthesis of a trinuclear cation [H3Ru3(Fc-arene)(C6Me6)2(O)]+ containing a ferrocenyl group tethered to an arene ligand

Vieille-Petit, Ludovic ; Unternährer, Sabine ; Therrien, Bruno ; Süss-Fink, Georg

In: Inorganica Chimica Acta, 2003, vol. 355, p. 335-339

Ferrocene carboxylic acid 2-cyclohexa-1,4-dienyl-ethyl ester (1) is prepared from ferrocene carboxylic acid and 2-cyclohexa-1,4-dienyl-ethanol. This diene reacts with RuCl3•nH2O in refluxing ethanol to afford quantitatively [Ru(Fc-arene)Cl2]2 (2) (Fc-arene=ferrocene carboxylic acid phenethyl ester). The dinuclear complex 2...

Université de Neuchâtel

Hydrogen-bonded systems between monocarboxylic acids and the trinuclear cluster cation [H3Ru3(C6H6)(C6Me6)2(O)]+ : cold-spray ionisation mass spectroscopic and X-ray crystallographic studies

Therrien, Bruno ; Vieille-Petit, Ludovic ; Süss-Fink, Georg ; Sei, Yoshihisa ; Yamaguchi, Kentaro

In: Journal of Organometallic Chemistry, 2004, vol. 689, p. 2820-2826

The hydrogen-bonded systems formed between monocarboxylic acid derivatives and the trinuclear arene-ruthenium cluster cation [H3Ru3(C6H6)(C6Me6)2(O)]+ (1) have been studied in solution by cold-spray ionisation mass spectroscopy (CSI-MS) and in the solid state by single-crystal X-ray structure analysis...