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Tina Riedel

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Related publications (39)

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(eta(6)-Arene) ruthenium complexes with P-coordinated phosphinoferrocene amides bearing extended polar substituents at the amide nitrogen: Synthesis, characterization and cytotoxicity

Paul Joseph Dyson, Tina Riedel

Heterobimetallic Ru-Fe complexes of the general formula [(eta(6)-p-cymene) RuCl2(Ph(2)PfcCONHCH(2)CH(2-)COY-kappa P)], where Y = Me, NH2, NHEt, NHPh, and NMe2, and fc = ferrocene-1,1'-diyl, were synthesized from p-cymene ruthenium dichloride dimer and phos ...

Elsevier Science Sa2016

Arene ruthenium and pentamethylcyclopentadienyl rhodium and iridium complexes containing N,O-chelating ligands derived from piroxicam: Synthesis, molecular structure and cytotoxicity

Paul Joseph Dyson, Tina Riedel

The non-steroidal anti-inflammatory and anti-arthritic drug piroxicam (LH) reacts with arene ruthenium dichloride dimers in refluxing dichloromethane to give the complexes [(eta(6)-arene)Ru(eta(2)-N,O-L)Cl] (3: arene = C6H5Me, 4: arene = p-MeC6H4Pri, 5: ar ...

Elsevier2014

Influence of Functionalized η6 -Arene Rings on Ruthenium(II) Curcuminoids Complexes

Paul Joseph Dyson, Rosario Scopelliti, Tina Riedel, Agnese Petrini

A series of organometallic Ru(II) complexes containing functionalized η6‐arene ligands, together with curcumin and bisdemethoxycurcumin as O,O’‐chelating ligands and their RAPTA (ruthenium arene complexes bearing the 1,3,5‐triaza‐7‐phosphaadamantane ligand ...

2018

Higher generation cationic N,N-ruthenium(II)-ethylene-glycol-derived metallodendrimers: Synthesis, characterization and cytotoxicity

Paul Joseph Dyson, Tina Riedel

A new series of higher generation cationic N,N-chelating, ruthenium(II)-ethylene-glycol metallodendrimers from first-, second-, third- and fourth-generation pyridylimine-based poly(propylene) dendrimer scaffolds of the type, DAB-(NH2) (where n = 4, 8, 16 o ...

Elsevier Science Sa2015

Preclinical combination therapy of the investigational drug NAMI-A(+) with doxorubicin for mammary cancer

Paul Joseph Dyson, Tina Riedel

Aim of the study The tumor metastases targeting ruthenium complex NAMI-A synergistically improves the activity of gemcitabine in combination therapies. High-throughput screening was used to identify other potential drug combinations from a library of FDA a ...

Springer2015

Ruthenium(II) and osmium(II) 1,2,3-triazolylidene organometallics: a preliminary investigation into the biological activity of 'click' carbene complexes

Paul Joseph Dyson, Tina Riedel, Kelly Joan Kilpin

Taking advantage of the facile and versatile synthetic properties of 'click' 1,2,3-triazolylidene N-heterocyclic carbenes (tzNHC's), a range of new organometallic Ru(II) and Os(II) arene complexes containing functionalised tzNHC ligands, [M(eta(6)-p-cymene ...

2014

Dicationic Ruthenium(II)-Arene-Curcumin Complexes Containing Methylated 1,3,5-Triaza-7-phosphaadamantane: Synthesis, Structure, and Cytotoxicity

Paul Joseph Dyson, Rosario Scopelliti, Tina Riedel

Dicationic ruthenium(II)-p-cymene complexes containing curcumin ligands (curcH = curcumin, bdcurcH = bisdemethoxycurcumin) and ionic N-methyl-1,3,5-triaza-7-phosphaadamantane [PTA-Me]X (X = BF4 or I) have been synthesized and fully characterized for the fi ...

Wiley-Blackwell2017

Molecular Mechanism of Ruthenium and Gold Anticancer Agents in the Allosteric Regulation of the Histone Proteins of Chromatin

Paul Joseph Dyson, Ursula Röthlisberger, Tina Riedel, Giulia Palermo

Cell Press2015

Organometallic rhodium(III) and iridium(III) cyclopentadienyl complexes with curcumin and bisdemethoxycurcumin co-ligands

Paul Joseph Dyson, Rosario Scopelliti, Tina Riedel, Agnese Petrini

A series of half-sandwich cyclopentadienyl rhodium(III) and iridium(III) complexes of the type [CpM(curc/bdcurc) Cl] and [CpM(curc/bdcurc)(PTA)][SO3CF3], in which Cp* = pentamethylcyclopentadienyl, curcH = curcumin and bdcurcH = bisdemethoxycurcumin as O ...

2015

Strategy to Optimize the Biological Activity of Arene Ruthenium Metalla-Assemblies

Paul Joseph Dyson, Tina Riedel

Three new dinuclear arene ruthenium metalla-clips of the general formula [(p-cymene)(2)Ru2Cl2(mu-L)] have been prepared from {(p-cymene)(2)Ru2Cl2(p-Cl)(2)] and H2L organic linkers (H2La = diethyl-1,2-diazeneclicarboxylate, H2Lb = N,N'-bis(2-hydroxyethyl)ox ...

Amer Chemical Soc2014

Synthesis, structural characterization and cytotoxicity of bimetallic chlorogold(I) phosphine complexes employing functionalized phosphinoferrocene carboxamides

Paul Joseph Dyson, Tina Riedel

Gold( I) phosphine complexes of the general formula [AuCl(Ph(2)PfcCONHY-kappa P)], where Y is CH2CO2Me (7), CH2CONH2 (8), CH2CH2OH (9), CH(CH2OH)(2) (10), C(CH2OH)(3) (11), and CH2SO3(HNEt3) (12), and fc is ferrocene-1,1'-diyl, were prepared from [AuCl(tht ...

Elsevier Science Sa2014

Palladium(II)-Stabilized Pyridine-2-Diazotates: Synthesis, Structural Characterization, and Cytotoxicity Studies

Paul Joseph Dyson, Tina Riedel, Alexander Tskhovrebov

Well-defined diazotates are scarce. Here we report the synthesis of unprecedented homoleptic palladium(II) diazotate complexes. The palladium(II)-mediated nitrosylation of 2-aminopyridines with NaNO2 results in the formation of metal-stabilized diazotates, ...

2018

New Class of Half-Sandwich Ruthenium(II) Arene Complexes Bearing the Water-Soluble CAP Ligand as an in Vitro Anticancer Agent

Paul Joseph Dyson, Tina Riedel

Ruthenium(II) arene complexes of 1,4,7-triaza-9-phosphatricyclo[5.3.2.1]tridecane (CAP) were obtained. Cytotoxicity studies against cancer cell lines reveal higher activity than the corresponding PTA analogues and, in comparison to the effects on noncancer ...

American Chemical Society2017

Low dose photodynamic therapy improves tumor vascular pericyte coverage and promotes chemotherapy distribution inmalignant pleural mesothelioma

Paul Joseph Dyson, Tina Riedel

WILEY2018

From Sunscreen to Anticancer Agent: Ruthenium(II) Arene Avobenzone Complexes Display Potent Anticancer Activity

Paul Joseph Dyson, Rosario Scopelliti, Tina Riedel, Agnese Petrini

A series of ruthenium(II) arene derivatives (arene = cymene (cym), hexamethylbenzene (hmb)) containing avobenzone (1-(4-tert-butylphenyl)-3-(4-methoxyphenyl)propane-1,3-dione, AVBH) and PTA (1,3,5-triaza-7-phosphaadamantane) or PTA-Me (N-methyl-1,3,5-triaz ...

American Chemical Society2016

Arene-Ruthenium(II) Complexes with Bioactive ortho-Hydroxydibenzoylmethane Ligands: Synthesis, Structure, and Cytotoxicity

Paul Joseph Dyson, Tina Riedel, Agnese Petrini

The synthesis of a series of neutral arene-ruthenium (II) complexes (arene = p-cymene, hexamethylbenzene, and benzene) [(arene)Ru(HDB) Cl] derived from the reaction of the appropriate arene-ruthenium(II) dimers and ortho-hydroxydibenzoylmethane (HDBH), a p ...

Wiley-Blackwell2017

Dinuclear arene ruthenium thiolato complexes with fluorous side-chains

Paul Joseph Dyson, Tina Riedel

Four complexes of the general formula (eta(6)-p-MeC6H4Pri)(2)Ru-2(mu-SC2H4R)(3), R = (CF2)(7)CF3 (1), (CF2)(5)CF3 (2), (CF2)(3)CF3 (3) and (CH2)(5)CH3 (4) were synthesized and characterized. The molecular structures of complexes 1 and 3 were confirmed ...

Elsevier Science Sa2016

Ruthenium(II)-Arene RAPTA Type Complexes Containing Curcunnin and Bisdemethoxycurcumin Display Potent and Selective Anticancer Activity

Paul Joseph Dyson, Rosario Scopelliti, Tina Riedel

A series of novel ruthenium(II) arene RAPTA type derivatives (arene = cymene, hexamethylbenzene) containing curcumin-based ligands (curcH = curcumin, bdcurcH = bisdemethoxycurcumin) and PTA (1,3,5-triaza-7-phosphaadamantane) have been synthesized and fully ...

2014

Regulating the anticancer properties of organometallic dendrimers using pyridylferrocene entities: synthesis, cytotoxicity and DNA binding studies

Paul Joseph Dyson, Tina Riedel

A new series of eight first- and second-generation heterometallic ferrocenyl-derived metal-arene metallodendrimers, containing ruthenium(II) p-cymene, ruthenium(II)-hexamethylbenzene, rhodium(III)-cyclopentadienyl or iridium(III)-cyclopentadienyl moieties ...

2016