Université de Neuchâtel

Thiolato-Bridged Arene–Ruthenium Complexes: Synthesis, Molecular Structure, Reactivity, and Anticancer Activity of the Dinuclear Complexes [(arene)2Ru2 (SR)2Cl2]

Ibao, Anne-Flore ; Gras, Michaël ; Therrien, Bruno ; Süss-Fink, Georg ; Zava, Olivier ; Dyson, Paul J.

In: European Journal of Inorganic Chemistry, 2012, vol. 2012, no. 9, p. 1531-1535

Treatment of an arene–ruthenium dichloride dimer with thiols RSH to lead to cationic trithiolato complexes of the type [(arene) 2Ru2(SR)3]+ was shown to proceed through the neutral thiolato complexes [(arene)2Ru2(SR)2Cl2], which have been isolated and characterized for arene =...

Université de Neuchâtel

Bimetallic ruthenium–tin chemistry: Synthesis and molecular structure of arene ruthenium complexes containing trichlorostannyl ligands

Therrien, Bruno ; Thai, Trieu-Tien ; Freudenreich, Julien ; Süss-Fink, Georg ; Shapovalov, Sergey S. ; Pasynskii, Alexandr A. ; Plasseraud, Laurent

In: Journal of Organometallic Chemistry, 2010, vol. 695, no. 3, p. 409-414

A series of neutral, anionic and cationic arene ruthenium complexes containing the trichlorostannyl ligand have been synthesised from SnCl2 and the corresponding arene ruthenium dichloride dimers [(η6-arene)Ru(μ2-Cl)Cl]2 (arene = C6H6, PriC6H4Me). While the reaction with triphenylphosphine...

Université de Neuchâtel

Study of complexes of platinum group metals containing nitrogen bases derived from pyridine aldehydes: Interesting molecular structures with unpredicted bonding modes of the ligands

Gupta, Gajendra ; Gloria, Sairem ; Nongbri, Saphidabha. L. ; Therrien, Bruno ; Rao, Kollipara Mohan

In: Journal of Organometallic Chemistry, 2011, vol. 696, no. 10, p. 2014–2022

A series of mono-cationic dinuclear half sandwich ruthenium, rhodium and iridium metal complexes have been synthesized using ((pyridin-2-yl)methylimino)nicotinamide (L1) and ((picolinamido)phenyl)picolinamide (L2) ligands: [(η6-arene)2Ru2 (μ-L1)Cl3]+ (arene = C6H6, 1;...

Université de Neuchâtel

Anticancer activity of new organo-ruthenium, rhodium and iridium complexes containing the 2-(pyridine-2-yl)thiazole N,N-chelating ligand

Gras, Michaël ; Süss-Fink, Georg ; Therrien, Bruno ; Casini, Angela ; Edafe , Fabio ; Dyson, Paul J.

In: Journal of Organometallic Chemistry, 2010, vol. 695, no. 8, p. 1119-1125

The dinuclear dichloro complexes [(η6-arene)2Ru2(μ-Cl)2Cl2] and [(η5-C5Me5)2M2 (μ-Cl)2Cl2] react with 2-(pyridine-2-yl)thiazole (pyTz) to afford the cationic complexes [(η6-arene)Ru(pyTz)Cl]+ (arene = C6H61,...

Université de Neuchâtel

Photochemical [2+2] cycloaddition of the olefinic double bonds in the supramolecular rectangle [Ru4(η6-p-cymene)4(μ-oxalato)2(μ-4,4′-bipyridylethylene)2]4+

Barry, Nicolas P.E. ; Therrien, Bruno

In: Inorganic Chemistry Communications, 2009, vol. 12, no. 6, p. 465-468

Self-assembly of 4,4′-bipyridylethylene (bpe) bidentate connector with the dinuclear arene ruthenium clip [Ru2(η6-p-cymene)2(μ-oxalato)Cl2] in the presence of silver triflate affords the cationic organometallic rectangle [Ru4(η6-p-cymene)4(μ-oxalato)2(μ-bpe)2]4+...

Université de Neuchâtel

Ruthenium(II) complexes with ferrocene-modified arene ligands: synthesis and electrochemistry

Therrien, Bruno ; Vieille-Petit, Ludovic ; Jeanneret-Gris, Julie ; Štěpnička, Petr ; Süss-Fink, Georg

In: Journal of Organometallic Chemistry, 2004, vol. 689, no. 15, p. 2456-2463

A series of arene–ruthenium complexes of the general formula [RuCl2{η6-C6H5 (CH2)2R}L] with R=OH, CH2OH, OC(O)Fc, CH2OC(O)Fc (Fc=ferrocenyl) and L=PPh3, (diphenylphosphino)ferrocene, or bridging 1,1′-bis(diphenylphosphino)ferrocene, have been synthesized. Two synthetic pathways have been used...

Université de Neuchâtel

Dinuclear hexamethylbenzene ruthenium cations containing η1:η2-2-(ferrocenyl)ethen-1-yl ligands: Synthesis, structure, electrochemistry

Tschan, Mathieu J.-L. ; Therrien, Bruno ; Ludvík, Jiří ; Štěpnička, Petr ; Süss-Fink, Georg

In: Journal of Organometallic Chemistry, 2006, vol. 691, no. 20, p. 4304-4311

The cationic ferrocenyl-containing complexes [(η6-C6Me6)2Ru2 (μ-η1:η2-CH–CHFc)2 (μ-H)]+ (3) and [(η6-C6Me6)2Ru2 (μ-PPh2)(μ-η1:η2-CH–CHFc)(μ-H)]+ (4) have been synthesised in ethanol...

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

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...