Synthesis and characterization of piano-stool ruthenium complexes with N, N′-pyridine imine bidentate ligands and their application in styrene oxidation

JM Gichumbi, HB Friedrich, B Omondi - Journal of Organometallic …, 2016‏ - Elsevier
Abstract The new complexes [(η 6-arene) RuCl (C 5 H 4 N-2-CHdouble bondN-R)] PF 6
(arene= C 6 H 6 with R= 4-flourophenyl (1), 4-chlorophenyl (2), 4-bromophenyl (3), 4 …

Anticancer activity and catalytic potential of ruthenium (II)–arene complexes with N, O-donor ligands

MM Haghdoost, J Guard, G Golbaghi… - Inorganic …, 2018‏ - ACS Publications
The special ability of organometallic complexes to catalyze various transformations might
offer new effective mechanisms for the treatment of cancer. Studies that report both the …

Application of arene ruthenium (II) complexes with pyridine-2-carboxaldimine ligands in the transfer hydrogenation of ketones

JM Gichumbi, HB Friedrich, B Omondi - Journal of Molecular Catalysis A …, 2016‏ - Elsevier
The reaction of various pyridine-2-carboxaldimine ligands with the [(η 6-arene) Ru (μ-Cl) Cl]
2 dimer followed by a metathesis reaction with ammonium hexaflourophosphate, yielded the …

Synthesis, characterization, and cytotoxic and antimicrobial activities of ruthenium(II) arene complexes with N,N-bidentate ligands

JM Gichumbi, HB Friedrich, B Omondi… - Journal of …, 2016‏ - Taylor & Francis
Abstract Three new complexes,[(η6-C6H6) RuCl (C5H4N-2-CH= N-Ar)] PF6 (Ar=
phenylmethylene (1),(4-methoxyphenyl) methylene (2), and phenylhydrazone (3)), were …

Catalytic hydrogenation of carbonyl and nitro compounds using an [N, O]-chelate half-sandwich ruthenium catalyst

ZJ Yao, JW Zhu, N Lin, XC Qiao, W Deng - Dalton Transactions, 2019‏ - pubs.rsc.org
A series of N, O-chelate half-sandwich ruthenium complexes for both carbonyl and nitro
compound hydrogenation have been synthesized based on β-ketoamino ligands. All …

Influence of Halogen Substitution in the Ligand Sphere on the Antitumor and Antibacterial Activity of Half‐sandwich Ruthenium(II) Complexes [RuX(η6‐arene)(C5H4N‐2‐CH …

JM Gichumbi, B Omondi, G Lazarus… - Zeitschrift für …, 2017‏ - Wiley Online Library
New complexes [(η6‐p‐cymene) Ru (C5H4N‐2‐CH= N–Ar) X] PF6 [X= Br (1), I (2); Ar= 4‐
fluorophenyl (a), 4‐chlorophenyl (b), 4‐bromophenyl (c), 4‐iodophenyl (d), 2, 5 …

Neutral and cationic half-sandwich arene ruthenium, Cp* Rh and Cp* Ir oximato and oxime complexes: Synthesis, structural, DFT and biological studies

S Adhikari, NR Palepu, D Sutradhar… - Journal of …, 2016‏ - Elsevier
The reaction of [(p-cymene) RuCl 2] 2 and [Cp* MCl 2] 2 (M= Rh/Ir) with chelating ligand 2-
pyridyl cyanoxime {pyC (CN) NOH} leads to the formation of neutral oximato complexes …

Trinuclear Half‐Sandwich RuII, RhIII and IrIII Polyester Organometallic Complexes: Synthesis and in vitro Evaluation as Antitumor Agents

AR Burgoyne, BCE Makhubela… - European Journal of …, 2015‏ - Wiley Online Library
Schiff base ligands obtained from the condensation of 4‐aminophenylmethanol and either 2‐
pyridinecarboxaldehyde or salicylaldehyde were used to synthesise bidentate trimeric ester …

Solvato-polymorph of [(η6-C6H6) RuCl (L)] PF6 (L=(2, 6-dimethyl-phenyl-pyridin-2-yl methylene amine)

JM Gichumbi, HB Friedrich, B Omondi - Journal of Molecular Structure, 2016‏ - Elsevier
A half-sandwich complex salt of ruthenium containing the Schiff base ligand, 2, 6-dimethyl-N-
(pyridin-2-ylmethylene) aniline has been synthesized and structurally characterized. The …

Half‐sandwich ruthenium‐based versatile catalyst for both alcohol oxidation and catalytic hydrogenation of carbonyl compounds in aqueous media

XC Qiao, DC Qiu, N Lin, JW Zhu… - Applied …, 2019‏ - Wiley Online Library
A series of half‐sandwich ruthenium‐based catalysts for both alcohol oxidation and carbonyl
compounds hydrogenation have been synthesized through metal‐induced C–H bond …