1
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Hou Z, Vanecek AS, Tepe JJ, Odom AL. Synthesis, structure, properties, and cytotoxicity of a (quinoline)RuCp + complex. Dalton Trans 2023; 52:721-730. [PMID: 36562335 DOI: 10.1039/d2dt03484k] [Citation(s) in RCA: 2] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Abstract
A rare example of a structurally characterized metal quinoline complex was prepared using a non-covalent quinoline-based proteasome inhibitor (Quin1), and a related complex bearing an inactive quinoline ligand (Quin2) was also synthesized. The quinolines are prepared by a one-pot procedure involving titanium-catalyzed alkyne iminoamination and are bound to ruthenium by reaction with CpRu(NCMe)3+ PF6- in CH2Cl2. The arene of the quinoline is η6-bonded to the ruthenium metal center. The kinetics of quinoline displacement were investigated, and reactivity with deuterated solvents follows the order acetonitrile > DMSO > water. Quinolines with more methyl groups on the arene are more kinetically stable, and RuCp(Quin1)+ PF6- (1), which has two methyl groups on the arene, is stable for days in DMSO. In contrast, a very similar complex (2) made with Quin2 having no methyl groups on the arene was readily displaced by DMSO. Both 1 and 2 are stable in 9 : 1 water/DMSO for days with no measurable displacement of the quinoline. The cytotoxicity of the quinolines, their CpRu+-complexes, and CpRu(DMSO)3+ PF6- was investigated towards two multiple myeloma cell lines: MC/CAR and RPMI 8226. To determine whether the activity of the complexes was related to the nature of the quinoline ligands, two structurally similar quinoline ligands with vastly different biological properties were investigated. Quin1 is a cytotoxic proteasome inhibitor, whereas Quin2 is not a proteasome inhibitor and showed no discernable cytotoxicity. The ruthenium complexes showed poor cellular proteasome inhibition. However, both 1 and 2 showed good cytotoxicity towards RPMI 8226 and MC/CAR, with 1 being slightly more cytotoxic. For example, 1 has a CC50 = 2 μM in RPMI 8226, and 2 has a CC50 = 5 μM for the same cell line. In contrast, CpRu(DMSO)3+ PF6- was quite active towards MC/CAR with CC50 = 2.8 μM but showed no discernible cytotoxicity toward RPMI 8226. The mechanism of action responsible for the observed cytotoxicity is not known, but the new Ru(Cp)(Quin)+ PF6- complexes do not cross-link DNA as found for platinum-based drugs. It is concluded that the Ru(Cp)(Quin)+ PF6- complexes remain intact in the cellular assays and constitute a new class of cytotoxic metal complexes.
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Affiliation(s)
- Zhilin Hou
- Michigan State University, Department of Chemistry, 578 S. Shaw Ln, East Lansing, MI 48824, USA.
| | - Allison S Vanecek
- Michigan State University, Department of Chemistry, 578 S. Shaw Ln, East Lansing, MI 48824, USA.
| | - Jetze J Tepe
- Michigan State University, Department of Chemistry, 578 S. Shaw Ln, East Lansing, MI 48824, USA.
| | - Aaron L Odom
- Michigan State University, Department of Chemistry, 578 S. Shaw Ln, East Lansing, MI 48824, USA.
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2
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Abid M, Singh S, Egan TJ, Joshi MC. Structural activity relationship of metallo-aminoquines as a next generation antimalarials. Curr Top Med Chem 2022; 22:436-472. [PMID: 34986771 DOI: 10.2174/1568026622666220105103751] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/27/2021] [Revised: 12/02/2021] [Accepted: 12/05/2021] [Indexed: 11/22/2022]
Abstract
Apicomplexian parasite of the genus Plasmodium is the causative agent of malaria, one of the most devastating, furious and common infectious disease throughout the world. According to the latest World malaria report, there were 229 million cases of malaria in 2019 majorly consisting of children under 5 years of age. Some of known analogues viz. quinine, quinoline-containing compounds have been used for last century in the clinical treatment of malaria. Past few decades have witnessed the emergence of multi-drug resistance (MDR) strains of Plasmodium species to existing antimalarials pressing the need for new drug candidates. For the past few decades bioorganometallic approach to malaria therapy has been introduced which led to the discovery of noval metalcontaining aminoquinolines analogues viz. ferroquine (FQ or 1), Ruthenoquine (RQ or 2) and other related potent metal-analogues. It observed that some metal containing analogues (Fe-, Rh-, Ru-, Re-, Au-, Zn-, Cr-, Pd-, Sn-, Cd-, Ir-, Co-, Cu-, and Mn-aminoquines) were more potent; however, some were equally potent as Chloroquine (CQ) and 1. This is probably due to the intertion of metals in the CQ via various approaches, which might be a very attractive strategy to develop a SAR of novel metal containing antimalarials. Thus, this review aims to summarize the SAR of metal containing aminoquines towards the discovery of potent antimalarial hybrids to provide an insight for rational designs of more effective and less toxic metal containing amoniquines.
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Affiliation(s)
- Mohammad Abid
- Department of Biosciences, Jamia Millia Islamia University, Jamia Nagar, New Delhi-110025, India
| | - Shailja Singh
- Special Centre for Molecular Medicine, Jawaharlal Nehru University, New Mehroli Road, New Delhi-110067, India
| | - Timothy J Egan
- Department of Chemistry, University of Cape Town, Rondebosch, Cape Town-7700, South Africa
| | - Mukesh C Joshi
- Dept. of Chemistry, Motilal Nehru College, University of Delhi, Benito Juarez marg, South Campus, New Delhi-110021. India
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3
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Kisets I, Zabelinskaya S, Gelman D. Synthesis and Catalytic Properties of a Carbometalated Half-Sandwich Ru(II) Complex Bearing a Rigid Polyaromatic Tether. Organometallics 2021. [DOI: 10.1021/acs.organomet.1c00611] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Ilya Kisets
- Institute of Chemistry, The Hebrew University of Jerusalem, Jerusalem 91904, Israel
| | - Sofiya Zabelinskaya
- Institute of Chemistry, The Hebrew University of Jerusalem, Jerusalem 91904, Israel
| | - Dmitri Gelman
- Institute of Chemistry, The Hebrew University of Jerusalem, Jerusalem 91904, Israel
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4
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Selective hydrogenation of benzonitrile and its homologues to primary amines over platinum. J IND ENG CHEM 2021. [DOI: 10.1016/j.jiec.2021.06.002] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
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5
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Klaimanee E, Nhukeaw T, Saithong S, Ratanaphan A, Phongpaichit S, Tantirungrotechai Y, Leesakul N. Half-sandwich ruthenium (II) p-cymene complexes based on organophosphorus ligands: Structure determination, computational investigation, in vitro antiproliferative effect in breast cancer cells and antimicrobial activity. Polyhedron 2021. [DOI: 10.1016/j.poly.2021.115244] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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6
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Swaminathan S, Haribabu J, Kalagatur NK, Nikhil M, Balakrishnan N, Bhuvanesh NSP, Kadirvelu K, Kolandaivel P, Karvembu R. Tunable Anticancer Activity of Furoylthiourea-Based Ru II -Arene Complexes and Their Mechanism of Action. Chemistry 2021; 27:7418-7433. [PMID: 33404126 DOI: 10.1002/chem.202004954] [Citation(s) in RCA: 17] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/14/2020] [Revised: 12/21/2020] [Indexed: 11/08/2022]
Abstract
Fourteen new RuII -arene (p-cymene/benzene) complexes (C1-C14) have been synthesized by varying the N-terminal substituent in the furoylthiourea ligand and satisfactorily characterized by using analytical and spectroscopic techniques. Electrostatic potential maps predicted that the electronic effect of the substituents was mostly localized, with some influence seen on the labile chloride ligands. The structure-activity relationships of the Ru-p-cymene and Ru-benzene complexes showed opposite trends. All the complexes were found to be highly toxic towards IMR-32 cancer cells, with C5 (Ru-p-cymene complex containing C6 H2 (CH3 )3 as N-terminal substituent) and C13 (Ru-benzene complex containing C6 H4 (CF3 ) as N-terminal substituent) showing the highest activity among each set of complexes, and hence they were chosen for further study. These complexes showed different behavior in aqueous solutions, and were also found to catalytically oxidize glutathione. They also promoted cell death by apoptosis and cell cycle arrest. Furthermore, the complexes showed good binding ability with the receptors Pim-1 kinase and vascular endothelial growth factor receptor 2, commonly overexpressed in cancer cells.
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Affiliation(s)
- Srividya Swaminathan
- Department of Chemistry, National Institute of Technology, Tiruchirappalli, 620015, Tamil Nadu, India
| | - Jebiti Haribabu
- Department of Chemistry, National Institute of Technology, Tiruchirappalli, 620015, Tamil Nadu, India
| | - Naveen Kumar Kalagatur
- DRDO-BU Centre for Life Sciences, Bharathiar University Campus, Coimbatore, 641046, Tamil Nadu, India
| | - Maroli Nikhil
- Centre for Condensed Matter Theory, Department of Physics, Indian Institute of Science, Bangalore, 560012, Karnataka, India
| | - Nithya Balakrishnan
- Department of Chemistry, National Institute of Technology, Tiruchirappalli, 620015, Tamil Nadu, India
| | | | - Krishna Kadirvelu
- DRDO-BU Centre for Life Sciences, Bharathiar University Campus, Coimbatore, 641046, Tamil Nadu, India
| | | | - Ramasamy Karvembu
- Department of Chemistry, National Institute of Technology, Tiruchirappalli, 620015, Tamil Nadu, India
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Carrasco AC, Rodríguez-Fanjul V, Pizarro AM. Activation of the Ir-N(pyridine) Bond in Half-Sandwich Tethered Iridium(III) Complexes. Inorg Chem 2020; 59:16454-16466. [PMID: 33103884 DOI: 10.1021/acs.inorgchem.0c02287] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/08/2023]
Abstract
We present four new organometallic half-sandwich iridium(III) complexes of formula [Ir(η5:κ1-C5Me4CH2py)(N,N)](PF6)2, bearing a N,N-chelating ligand [ethylenediamine (en), 1; 1,3-diaminopropane (dap), 2; 2,2'-bipyridine (bipy), 3; 1,10-phenanthroline (phen), 4]; and a derivatized cyclopentadienyl ligand, C5Me4CH2C5H4N, which forms an additional five-membered chelate. The latter is hemilabile, and the Ir-N(py) bond can be reversibly cleaved by various stimuli. The four complexes are unreactive toward hydrolysis at pH 7. Interestingly, 1 and 2 react with hydrochloric acid and formate, and speciation between closed and open tether complexes can be followed by 1H NMR spectroscopy. Complex 1 binds to nucleobase guanine (9-ethylguanine, 9-EtG), yet interaction to calf-thymus DNA was not observed. New X-ray structures of closed tether complexes 1-4 and open tether complexes [Ir(η5-C5Me4CH2pyH)(en)Cl](PF6)2 (1·HCl) and [Ir(η5-C5Me4CH2py)(en)H]PF6 (1·hyd) have been determined. Hydride capture is efficient for 1 and 2. The kinetics of Ir-H bond formation and hydride transfer in a model organic molecule have been investigated, revealing a strong dependence on the temperature. Coincubation of complex 1 with nontoxic concentrations of sodium formate decreases the IC50 value in MCF7 breast cancer cells, indicating the possibility of intracellular activation of the Ir-N(py) tether bond to generate cytotoxic activity via iridium-mediated transfer hydrogenation.
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8
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Shadap L, Banothu V, Pinder E, Phillips RM, Kaminsky W, Kollipara MR. In vitrobiological evaluation of half-sandwich platinum-group metal complexes containing benzothiazole moiety. J COORD CHEM 2020. [DOI: 10.1080/00958972.2020.1777547] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/24/2022]
Affiliation(s)
- Lathewdeipor Shadap
- Centre for Advanced Studies in Chemistry, North-Eastern Hill University, Shillong, India
| | - Venkanna Banothu
- Centre for Biotechnology (CBT), Institute of Science & Technology (IST), Jawaharlal Nehru Technological University Hyderabad (JNTUH), Hyderabad, Telangana State, India
| | - Emma Pinder
- Department of Pharmacy, School of Applied Sciences, University of Huddersfield, Huddersfield, UK
| | - Roger M. Phillips
- Department of Pharmacy, School of Applied Sciences, University of Huddersfield, Huddersfield, UK
| | - Werner Kaminsky
- Department of Chemistry, University of Washington, Seattle, Washington, USA
| | - Mohan Rao Kollipara
- Centre for Advanced Studies in Chemistry, North-Eastern Hill University, Shillong, India
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9
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Khalaf‐Alla PA. Antioxidant, Antimicrobial and Antitumor Studies of Transition Metal Complexes Derived from N‐(2‐Aminoethyl)‐1,3‐Propanediamine with DFT Calculations and Molecular Docking Investigation. Appl Organomet Chem 2020. [DOI: 10.1002/aoc.5628] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
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10
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Lévay K, Tóth KD, Kárpáti T, Hegedűs L. Heterogeneous Catalytic Hydrogenation of 3-Phenylpropionitrile over Palladium on Carbon. ACS OMEGA 2020; 5:5487-5497. [PMID: 32201841 PMCID: PMC7081635 DOI: 10.1021/acsomega.0c00125] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 01/10/2020] [Accepted: 02/18/2020] [Indexed: 06/10/2023]
Abstract
A previously developed and industrially feasible process for selective, Pd-mediated, liquid-phase heterogeneous catalytic hydrogenation of nitriles to primary amines was extended to the reduction of 3-phenylpropionitrile (PPN) to 3-phenylpropylamine (PPA). PPN, which belongs to the homologous series of benzonitrile (BN) and benzyl cyanide (BC), was hydrogenated under mild reaction conditions (30-80 °C, 6 bar), over Pd/C, in two immiscible solvents (dichloromethane/water) and using acidic additives (NaH2PO4 and H2SO4). Although relatively high conversion (76%) was achieved, the selectivity to PPA (26%) and its isolated yield (20%) were lesser than those in the case of the hydrogenation of BN or BC reported earlier. However, the purity of PPA was >99% without using any purification method. Quantum chemical calculations using a density functional theory (DFT) method were performed to compare the adsorption interactions of the different imine intermediates on palladium, as well as to clarify the differences observed in the primary amine selectivity. PPA is a valuable intermediate for the synthesis of carboxypeptidase B enzyme inhibitors, antimuscarinic drugs, or potential anticancer agents in the pharmaceutical industry.
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11
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Synthesis, characterization and chemosensitivity studies of half-sandwich ruthenium, rhodium and iridium complexes containing к and к aroylthiourea ligands. J Organomet Chem 2019. [DOI: 10.1016/j.jorganchem.2018.11.020] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
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12
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Ruthenium coordination compounds of biological and biomedical significance. DNA binding agents. Coord Chem Rev 2018. [DOI: 10.1016/j.ccr.2018.07.012] [Citation(s) in RCA: 85] [Impact Index Per Article: 14.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
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13
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Knighton RC, Vyas VK, Mailey LH, Bhanage BM, Wills M. Asymmetric transfer hydrogenation of acetophenone derivatives using 2-benzyl-tethered ruthenium (II)/TsDPEN complexes bearing η6-(p-OR) (R = H, iPr, Bn, Ph) ligands. J Organomet Chem 2018. [DOI: 10.1016/j.jorganchem.2018.08.020] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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14
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Synthesis of strained complexes of arene d6 metals with benzoylthiourea and their spectral studies. J Organomet Chem 2018. [DOI: 10.1016/j.jorganchem.2018.05.023] [Citation(s) in RCA: 12] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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15
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Martínez-Peña F, Infante-Tadeo S, Habtemariam A, Pizarro AM. Reversible pH-Responsive Behavior of Ruthenium(II) Arene Complexes with Tethered Carboxylate. Inorg Chem 2018; 57:5657-5668. [PMID: 29688005 DOI: 10.1021/acs.inorgchem.8b00625] [Citation(s) in RCA: 20] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/11/2023]
Abstract
Five complexes of formula [Ru(η6-C6H5CH2COOH)(XY)Cl]Cl/Na (XY = ethylenediamine (1), o-phenylenediamine (2), phenanthroline (3), and oxalato (4)) and [Ru(η6:κ1-C6H5CH2COO)(tmen)]Cl (tmen = N, N, N', N'-tetramethylethylenediamine, 5C) have been synthesized and fully characterized. Five new X-ray crystal structures ([Ru(η6-C6H5CH2COOH)(μ-Cl)Cl]2, 1, 3, 4, and 5C·PF6) have been determined, which are the first examples of ruthenium(II) structures with phenylacetic acid as arene ligand. Furthermore, 5C·PF6 is the first example of a five-membered tether ring with a Ru(η6:κ1-arene:O) bond. The tether ring in these complexes opens in acidic pH (<5) and closes reversibly in aqueous solution. The chlorido open-form undergoes aquation, and the aqua adduct can be observed (prior to ring closure) by NMR. The speciation has an attractive complexity in the pH range 0-12, showing interconversion of the three species (chlorido, aqua, and closed tether), dependent on the proton concentration and the nature of the XY chelating ligand. The closed tether version of 3, complex 3C, with σ-donor/π-acceptor phenanthroline as chelating ligand, opens up more readily (pH 4), while the tether ring in complex 5C hardly opens even at pH as low as 1. We have determined the p Ka of the pendant carboxylic group and that of the aqua adduct (ca. 3 and ca. 7, respectively), which can be finely tuned by the appropriate choice of XY. Complexes 1 and 2, which predominate in their inactive (closed-tether) form in intracellular conditions, show some cytotoxic activity (IC50 130 and 117 μM, respectively) in A2780 ovarian cancer cells. Complex 1 catalyzes the reduction through transfer hydrogenation of pyruvate to lactate and NAD+ to NADH in the presence of formate as H-source. Co-incubation with sodium formate decreases the IC50 value of 1 in A2780 cancer cells significantly.
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Affiliation(s)
| | - Sonia Infante-Tadeo
- IMDEA Nanociencia, Faraday 9 , Ciudad Universitaria de Cantoblanco , Madrid 28049 , Spain
| | - Abraha Habtemariam
- IMDEA Nanociencia, Faraday 9 , Ciudad Universitaria de Cantoblanco , Madrid 28049 , Spain
| | - Ana M Pizarro
- IMDEA Nanociencia, Faraday 9 , Ciudad Universitaria de Cantoblanco , Madrid 28049 , Spain
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16
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Soni R, Jolley KE, Gosiewska S, Clarkson GJ, Fang Z, Hall TH, Treloar BN, Knighton RC, Wills M. Synthesis of Enantiomerically Pure and Racemic Benzyl-Tethered Ru(II)/TsDPEN Complexes by Direct Arene Substitution: Further Complexes and Applications. Organometallics 2017. [DOI: 10.1021/acs.organomet.7b00731] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023]
Affiliation(s)
- Rina Soni
- The Department of Chemistry, The University of Warwick, Coventry CV4 7AL, U.K
| | - Katherine E. Jolley
- The Department of Chemistry, The University of Warwick, Coventry CV4 7AL, U.K
| | - Silvia Gosiewska
- The Department of Chemistry, The University of Warwick, Coventry CV4 7AL, U.K
| | - Guy J. Clarkson
- The Department of Chemistry, The University of Warwick, Coventry CV4 7AL, U.K
| | - Zhijia Fang
- The Department of Chemistry, The University of Warwick, Coventry CV4 7AL, U.K
| | - Thomas H. Hall
- The Department of Chemistry, The University of Warwick, Coventry CV4 7AL, U.K
| | - Ben N. Treloar
- The Department of Chemistry, The University of Warwick, Coventry CV4 7AL, U.K
| | - Richard C. Knighton
- The Department of Chemistry, The University of Warwick, Coventry CV4 7AL, U.K
| | - Martin Wills
- The Department of Chemistry, The University of Warwick, Coventry CV4 7AL, U.K
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17
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Comparative equilibrium and structural studies of new pentamethylcyclopentadienyl rhodium complexes bearing (O,N) donor bidentate ligands. J Organomet Chem 2017. [DOI: 10.1016/j.jorganchem.2017.06.027] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
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18
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Ghebreyessus K, Cooper SM. Photoswitchable Arylazopyrazole-Based Ruthenium(II) Arene Complexes. Organometallics 2017. [DOI: 10.1021/acs.organomet.7b00493] [Citation(s) in RCA: 21] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Affiliation(s)
- Kesete Ghebreyessus
- Department of Chemistry and
Biochemistry, Hampton University, Hampton, Virginia 23668, United States
| | - Stefan M. Cooper
- Department of Chemistry and
Biochemistry, Hampton University, Hampton, Virginia 23668, United States
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19
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Li J, Zhang P, Xu Y, Su Z, Qian Y, Li S, Yu T, Sadler PJ, Liu HK. A novel strategy to construct Janus metallamacrocycles with both a Ru–arene face and an imidazolium face. Dalton Trans 2017; 46:16205-16215. [DOI: 10.1039/c7dt03374e] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Abstract
We report a novel strategy to synthesize Janus metallocyclic Ru–arene complexes with both a Ru–arene face and a didentate imidazolium face, which possess unusual structures and properties.
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Affiliation(s)
- Ji Li
- Jiangsu Collaborative Innovation Center of Biomedical Functional Materials
- College of Chemistry and Materials Science
- Nanjing Normal University
- Nanjing
- China
| | - Peipei Zhang
- Jiangsu Collaborative Innovation Center of Biomedical Functional Materials
- College of Chemistry and Materials Science
- Nanjing Normal University
- Nanjing
- China
| | - Yan Xu
- College of Chemistry and Chemical Engineering
- Nanjing Tech University
- Nanjing
- P. R. China
| | - Zhi Su
- Jiangsu Collaborative Innovation Center of Biomedical Functional Materials
- College of Chemistry and Materials Science
- Nanjing Normal University
- Nanjing
- China
| | - Yong Qian
- Jiangsu Collaborative Innovation Center of Biomedical Functional Materials
- College of Chemistry and Materials Science
- Nanjing Normal University
- Nanjing
- China
| | - Shunli Li
- Jiangsu Collaborative Innovation Center of Biomedical Functional Materials
- College of Chemistry and Materials Science
- Nanjing Normal University
- Nanjing
- China
| | - Tao Yu
- Department of Chemistry
- Tennessee Tech University
- Cookeville
- USA
| | | | - Hong-Ke Liu
- Jiangsu Collaborative Innovation Center of Biomedical Functional Materials
- College of Chemistry and Materials Science
- Nanjing Normal University
- Nanjing
- China
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20
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Half-sandwich ruthenium, rhodium and iridium complexes of triazolopyridine ligand: Synthesis and structural studies. J CHEM SCI 2016. [DOI: 10.1007/s12039-016-1216-8] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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21
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Ajibola Adeyemo A, Shettar A, Bhat IA, Kondaiah P, Mukherjee PS. Self-Assembly of Discrete Ru II8 Molecular Cages and Their in Vitro Anticancer Activity. Inorg Chem 2016; 56:608-617. [PMID: 27997153 DOI: 10.1021/acs.inorgchem.6b02488] [Citation(s) in RCA: 36] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
Abstract
Four new octanuclear Ru(II) cages (OC-1-OC-4) were synthesized from dinuclear p-cymene ruthenium(II) acceptors [Ru2(μ-η4-C2O4)(CH3OH)2(η6-p-cymene)2](O3SCF3)2 (A1), [Ru2(μ-η4-C6H2O4)(CH3OH)2(η6-p-cymene)2](O3SCF3)2 (A2), [Ru2(dhnq)(H2O)2(η6-p-cymene)2](O3SCF3)2 (A3), and [Ru2(dhtq)(H2O)2(η6-p-cymene)2](O3SCF3)2 (A4) separately with a tetradentate pyridyl ligand (L1) in methanol using coordination-driven self-assembly [L1= N,N,N',N'-tetra(pyridin-4-yl)benzene-1,4-diamine]. The octanuclear cages are fully characterized by various spectroscopic techniques including single-crystal X-ray diffraction analysis of OC-4. The self-assembled cages show strong in vitro anticancer activity against human lung adenocarcinoma A549 and human cervical cancer HeLa cell lines as observed from the 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide assay. Of all the octanuclear cages, OC-3 exhibits remarkable anticancer activity against both cancer cell lines and is more active than that reported for cisplatin. The excellent anticancer activity of OC-3 and OC-4 highlights the importance of the synergistic effects of the spacer component of the dinuclear p-cymene Ru(II) acceptor clips.
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Affiliation(s)
- Aderonke Ajibola Adeyemo
- Department of Inorganic and Physical Chemistry and †Department of Molecular Reproduction, Development and Genetics, Indian Institute of Science , Bangalore 560012, India
| | - Abhijith Shettar
- Department of Inorganic and Physical Chemistry and †Department of Molecular Reproduction, Development and Genetics, Indian Institute of Science , Bangalore 560012, India
| | - Imtiyaz Ahmad Bhat
- Department of Inorganic and Physical Chemistry and †Department of Molecular Reproduction, Development and Genetics, Indian Institute of Science , Bangalore 560012, India
| | - Paturu Kondaiah
- Department of Inorganic and Physical Chemistry and †Department of Molecular Reproduction, Development and Genetics, Indian Institute of Science , Bangalore 560012, India
| | - Partha Sarathi Mukherjee
- Department of Inorganic and Physical Chemistry and †Department of Molecular Reproduction, Development and Genetics, Indian Institute of Science , Bangalore 560012, India
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η6-(2-phenoxyethanol) ruthenium(II)-complexes of 2,2′-bipyridine and its derivatives: Solution speciation and kinetic behaviour. J Organomet Chem 2016. [DOI: 10.1016/j.jorganchem.2016.07.017] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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23
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G. Nedden H, Zanotti-Gerosa A, Wills M. The Development of Phosphine-Free "Tethered" Ruthenium(II) Catalysts for the Asymmetric Reduction of Ketones and Imines. CHEM REC 2016; 16:2619-2639. [DOI: 10.1002/tcr.201600084] [Citation(s) in RCA: 94] [Impact Index Per Article: 11.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/23/2016] [Indexed: 12/21/2022]
Affiliation(s)
- Hans G. Nedden
- Johnson Matthey; 28 Cambridge Science Park Cambridge CB4 0FP (UK)
| | | | - Martin Wills
- The Department of Chemistry; The University of Warwick; Coventry CV4 7AL UK
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24
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Sangilipandi S, Sutradhar D, Bhattacharjee K, Kaminsky W, Joshi S, Chandra AK, Mohan Rao K. Synthesis, structure, antibacterial studies and DFT calculations of arene ruthenium, Cp∗Rh, Cp∗Ir and tricarbonylrhenium metal complexes containing 2-chloro-3-(3-(2-pyridyl)pyrazolyl)quinoxaline ligand. Inorganica Chim Acta 2016. [DOI: 10.1016/j.ica.2015.11.012] [Citation(s) in RCA: 32] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/14/2023]
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25
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Mohamed Subarkhan MK, Ramesh R, Liu Y. Synthesis and molecular structure of arene ruthenium(ii) benzhydrazone complexes: impact of substitution at the chelating ligand and arene moiety on antiproliferative activity. NEW J CHEM 2016. [DOI: 10.1039/c6nj01936f] [Citation(s) in RCA: 98] [Impact Index Per Article: 12.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]
Abstract
A series of ruthenium(ii) arene complexes have been synthesized and evaluated for their in vitro anticancer activities. The complexes exhibit promising anticancer activities in human cancer cells.
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Affiliation(s)
| | - Rengan Ramesh
- Centre for Organometallic Chemistry
- School of Chemistry
- Bharathidasan University
- Tiruchirappalli-620 024
- India
| | - Yu Liu
- Institute of High Energy Physics
- Chinese Academy of Sciences
- Beijing 100 049
- China
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26
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Subarkhan MKM, Ramesh R. Ruthenium(ii) arene complexes containing benzhydrazone ligands: synthesis, structure and antiproliferative activity. Inorg Chem Front 2016. [DOI: 10.1039/c6qi00197a] [Citation(s) in RCA: 122] [Impact Index Per Article: 15.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
Six new Ru(ii) arene anthracene benzhydrazone complexes have been synthesized and show excellent cytotoxicity against human cancer cell lines. The results of apoptosis assays demonstrated that complexes4and6are able to induce apoptosis in human cancer cells.
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Affiliation(s)
| | - Rengan Ramesh
- Centre for Organometallic Chemistry
- School of Chemistry
- Bharathidasan University
- Tiruchirappalli 620 024
- India
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27
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Brabec V, Pracharova J, Stepankova J, Sadler PJ, Kasparkova J. Photo-induced DNA cleavage and cytotoxicity of a ruthenium(II) arene anticancer complex. J Inorg Biochem 2015; 160:149-55. [PMID: 26778426 DOI: 10.1016/j.jinorgbio.2015.12.029] [Citation(s) in RCA: 38] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/02/2015] [Revised: 12/02/2015] [Accepted: 12/28/2015] [Indexed: 12/21/2022]
Abstract
We report DNA cleavage by ruthenium(II) arene anticancer complex [(η(6)-p-terp)Ru(II)(en)Cl](+) (p-terp=para-terphenyl, en=1,2-diaminoethane, complex 1) after its photoactivation by UVA and visible light, and the toxic effects of photoactivated 1 in cancer cells. It was shown in our previous work (T. Bugarcic et al., J. Med. Chem. 51 (2008) 5310-5319) that this complex exhibits promising toxic effects in several human tumor cell lines and concomitantly its DNA binding mode involves combined intercalative and monofunctional (coordination) binding modes. We demonstrate in the present work that when photoactivated by UVA or visible light, 1 efficiently photocleaves DNA, also in hypoxic media. Studies of the mechanism underlying DNA cleavage by photoactivated 1 reveal that the photocleavage reaction does not involve generation of reactive oxygen species (ROS), although contribution of singlet oxygen ((1)O2) to the DNA photocleavage process cannot be entirely excluded. Notably, the mechanism of DNA photocleavage by 1 appears to involve a direct modification of mainly those guanine residues to which 1 is coordinatively bound. As some tumors are oxygen-deficient and cytotoxic effects of photoactivated ruthenium compounds containing {Ru(η(6)-arene)}(2+) do not require the presence of oxygen, this class of ruthenium complexes may be considered potential candidate agents for improved photodynamic anticancer chemotherapy.
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Affiliation(s)
- Viktor Brabec
- Institute of Biophysics, Academy of Sciences of the Czech Republic, v.v.i., Kralovopolska 135, CZ 61265 Brno, Czech Republic.
| | - Jitka Pracharova
- Department of Biophysics, Faculty of Science, Palacky University in Olomouc, Slechtitelu 27, 78371 Olomouc, Czech Republic; Department of Biophysics, Centre of the Region Hana for Biotechnological and Agricultural Research, Palacky University, Slechtitelu 27, 783 41 Olomouc, Czech Republic
| | - Jana Stepankova
- Institute of Biophysics, Academy of Sciences of the Czech Republic, v.v.i., Kralovopolska 135, CZ 61265 Brno, Czech Republic
| | - Peter J Sadler
- Department of Chemistry, University of Warwick, Gibbet Hill Road, Coventry CV4 7AL, United Kingdom
| | - Jana Kasparkova
- Department of Biophysics, Faculty of Science, Palacky University in Olomouc, Slechtitelu 27, 78371 Olomouc, Czech Republic
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Enyedy ÉA, Mészáros JP, Dömötör O, Hackl CM, Roller A, Keppler BK, Kandioller W. Comparative solution equilibrium studies on pentamethylcyclopentadienyl rhodium complexes of 2,2ʹ-bipyridine and ethylenediamine and their interaction with human serum albumin. J Inorg Biochem 2015; 152:93-103. [DOI: 10.1016/j.jinorgbio.2015.08.025] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/01/2015] [Revised: 08/25/2015] [Accepted: 08/26/2015] [Indexed: 12/21/2022]
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29
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Ghebreyessus K, Peralta A, Katdare M, Prabhakaran K, Paranawithana S. Ruthenium(II)-arene complexes with naphthalimide-tagged N,O- and N,N-chelating ligands: Synthesis and biological evaluation. Inorganica Chim Acta 2015. [DOI: 10.1016/j.ica.2015.05.025] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
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30
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Enyedy ÉA, Dömötör O, Hackl CM, Roller A, Novak MS, Jakupec MA, Keppler BK, Kandioller W. Solution equilibria and antitumor activities of pentamethylcyclopentadienyl rhodium complexes of picolinic acid and deferiprone. J COORD CHEM 2015. [DOI: 10.1080/00958972.2015.1023195] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
Affiliation(s)
- Éva A. Enyedy
- Department of Inorganic and Analytical Chemistry, University of Szeged, Szeged, Hungary
| | - Orsolya Dömötör
- Department of Inorganic and Analytical Chemistry, University of Szeged, Szeged, Hungary
- MTA-SZTE Bioinorganic Chemistry Research Group, University of Szeged, Szeged, Hungary
| | - Carmen M. Hackl
- Institute of Inorganic Chemistry, University of Vienna, Vienna, Austria
| | - Alexander Roller
- Institute of Inorganic Chemistry, University of Vienna, Vienna, Austria
| | - Maria S. Novak
- Institute of Inorganic Chemistry, University of Vienna, Vienna, Austria
| | - Michael A. Jakupec
- Institute of Inorganic Chemistry, University of Vienna, Vienna, Austria
- Research Platform “Translational Cancer Therapy Research”, University of Vienna, Vienna, Austria
| | - Bernhard K. Keppler
- Institute of Inorganic Chemistry, University of Vienna, Vienna, Austria
- Research Platform “Translational Cancer Therapy Research”, University of Vienna, Vienna, Austria
| | - Wolfgang Kandioller
- Institute of Inorganic Chemistry, University of Vienna, Vienna, Austria
- Research Platform “Translational Cancer Therapy Research”, University of Vienna, Vienna, Austria
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31
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Scrase TG, O’Neill MJ, Peel AJ, Senior PW, Matthews PD, Shi H, Boss SR, Barker PD. Selective Lability of Ruthenium(II) Arene Amino Acid Complexes. Inorg Chem 2015; 54:3118-24. [DOI: 10.1021/ic502051y] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/17/2023]
Affiliation(s)
- Tom G. Scrase
- University of Cambridge, Chemistry Department, Lensfield Road, Cambridge CB2 1EW, United Kingdom
| | - Michael J. O’Neill
- University of Cambridge, Chemistry Department, Lensfield Road, Cambridge CB2 1EW, United Kingdom
| | - Andrew J. Peel
- University of Cambridge, Chemistry Department, Lensfield Road, Cambridge CB2 1EW, United Kingdom
| | - Paul W. Senior
- University of Cambridge, Chemistry Department, Lensfield Road, Cambridge CB2 1EW, United Kingdom
| | - Peter D. Matthews
- University of Cambridge, Chemistry Department, Lensfield Road, Cambridge CB2 1EW, United Kingdom
| | - Heyao Shi
- University of Cambridge, Chemistry Department, Lensfield Road, Cambridge CB2 1EW, United Kingdom
| | - Sally R. Boss
- University of Cambridge, Chemistry Department, Lensfield Road, Cambridge CB2 1EW, United Kingdom
| | - Paul D. Barker
- University of Cambridge, Chemistry Department, Lensfield Road, Cambridge CB2 1EW, United Kingdom
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32
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Tönnemann J, Scopelliti R, Severin K. (Arene)ruthenium Complexes with Imidazolin‐2‐imine and Imidazolidin‐2‐imine Ligands. Eur J Inorg Chem 2014. [DOI: 10.1002/ejic.201402583] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Justus Tönnemann
- Institut des Sciences et Ingénierie Chimiques, École Polytechnique Fédérale de Lausanne (EPFL), 1015 Lausanne, Switzerland, http://lcs.epfl.ch
| | - Rosario Scopelliti
- Institut des Sciences et Ingénierie Chimiques, École Polytechnique Fédérale de Lausanne (EPFL), 1015 Lausanne, Switzerland, http://lcs.epfl.ch
| | - Kay Severin
- Institut des Sciences et Ingénierie Chimiques, École Polytechnique Fédérale de Lausanne (EPFL), 1015 Lausanne, Switzerland, http://lcs.epfl.ch
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33
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KOTA THIRUMALAPRASAD, KOLLIPARA MOHANRAO. Synthesis and structural study of platinum group metal complexes containing pyrimidine bridged pyrazolyl-pyridine ligand and η 5 and η 6 – cyclic hydrocarbons. J CHEM SCI 2014. [DOI: 10.1007/s12039-014-0667-z] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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34
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Pereira FDC, de Lima AP, Vilanova-Costa CAST, Pires WC, Ribeiro ADSBB, Pereira LCG, Pavanin LA, dos Santos WB, Silveira-Lacerda EDP. Cytotoxic effects of the compound cis-tetraammine(oxalato)ruthenium(III) dithionate on K-562 human chronic myelogenous leukemia cells. SPRINGERPLUS 2014; 3:301. [PMID: 25019046 PMCID: PMC4082535 DOI: 10.1186/2193-1801-3-301] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 12/13/2013] [Accepted: 04/23/2014] [Indexed: 12/29/2022]
Abstract
Chemotherapy is a common treatment for leukemia. Ruthenium complexes have shown potential utility in chemotherapy and photodynamic therapy. The identification of new chemotherapeutics agents is critical for further progress in the treatment of leukemia. Ruthenium complexes generally have lower toxicities compared to cisplatin attributed to their specific accumulation in cancer tissues. Based on these evidences, in the present work we studied the cytotoxic activity of the ruthenium(III) compound cis-tetraammine(oxalato)ruthenium(III) dithionate - {cis-[Ru(C2O4)(NH3)4]2(S2O6)} against human chronic myelogenous leukemia cells (K-562) tumor cell line. The tested compound induces cell death in a dose and time dependent manner on K-562 cells. It is found that the effect was improved linearly while prolonging the incubation time. Compared to the cell cycle profiles of untreated cells, flow cytometric analysis indicated the sub-G1 arresting effect of ruthenium compound on K-562 cells. In our study, {cis-[Ru(C2O4)(NH3)4]2(S2O6)} shows a significant increase in tailed cells in any of the concentrations tested compared with negative control. Consequently, the concentration of {cis-[Ru(C2O4)(NH3)4]2(S2O6)} might be associated cytotoxicity with direct effect on K-562 cells DNA. Thus, it can be deducted that ruthenium-based compounds present selectivity to enter both tumor and normal cells. Additional studies are needed to determine the molecular mechanisms of the active components and to evaluate the potential in vivo anticancer activity of the cis-tetraammine(oxalato)ruthenium(III) dithionate.
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Affiliation(s)
- Flávia de Castro Pereira
- />Laboratório de Genética Molecular e Citogenética, Instituto de Ciências Biológicas, Universidade Federal de Goiás - UFG, Campus Samambaia (Campus II), Cx. Postal: 131, Goiânia, GO 74001-970 Brazil
| | - Aliny Pereira de Lima
- />Laboratório de Genética Molecular e Citogenética, Instituto de Ciências Biológicas, Universidade Federal de Goiás - UFG, Campus Samambaia (Campus II), Cx. Postal: 131, Goiânia, GO 74001-970 Brazil
| | - Cesar Augusto Sam Tiago Vilanova-Costa
- />Laboratório de Genética Molecular e Citogenética, Instituto de Ciências Biológicas, Universidade Federal de Goiás - UFG, Campus Samambaia (Campus II), Cx. Postal: 131, Goiânia, GO 74001-970 Brazil
| | - Wanessa Carvalho Pires
- />Laboratório de Genética Molecular e Citogenética, Instituto de Ciências Biológicas, Universidade Federal de Goiás - UFG, Campus Samambaia (Campus II), Cx. Postal: 131, Goiânia, GO 74001-970 Brazil
| | - Alessandra de Santana Braga Barbosa Ribeiro
- />Laboratório de Genética Molecular e Citogenética, Instituto de Ciências Biológicas, Universidade Federal de Goiás - UFG, Campus Samambaia (Campus II), Cx. Postal: 131, Goiânia, GO 74001-970 Brazil
| | - Lucas Carlos Gomes Pereira
- />Laboratório de Genética Molecular e Citogenética, Instituto de Ciências Biológicas, Universidade Federal de Goiás - UFG, Campus Samambaia (Campus II), Cx. Postal: 131, Goiânia, GO 74001-970 Brazil
| | - Luiz Alfredo Pavanin
- />Instituto de Química, Universidade Federal de Uberlândia - UFU, Uberlândia, MG 38400-902 Brazil
| | - Wagner Batista dos Santos
- />Instituto de Ciências Exatas e da Terra, Universidade Federal de Mato Grosso - UFMT, Barra do Garças, MT 78698-000 Brazil
| | - Elisângela de Paula Silveira-Lacerda
- />Laboratório de Genética Molecular e Citogenética, Instituto de Ciências Biológicas, Universidade Federal de Goiás - UFG, Campus Samambaia (Campus II), Cx. Postal: 131, Goiânia, GO 74001-970 Brazil
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35
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Dömötör O, Aicher S, Schmidlehner M, Novak MS, Roller A, Jakupec MA, Kandioller W, Hartinger CG, Keppler BK, Enyedy ÉA. Antitumor pentamethylcyclopentadienyl rhodium complexes of maltol and allomaltol: synthesis, solution speciation and bioactivity. J Inorg Biochem 2014; 134:57-65. [PMID: 24556426 DOI: 10.1016/j.jinorgbio.2014.01.020] [Citation(s) in RCA: 68] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/10/2013] [Revised: 01/25/2014] [Accepted: 01/25/2014] [Indexed: 10/25/2022]
Abstract
The reaction of the dimer [Rh(III)(pentamethylcyclopentadienyl)(μ-Cl)Cl]2 ([Rh(III)(Cp*)(μ-Cl)Cl]2) with the hydroxypyrone ligands maltol and allomaltol affords complexes of the general formula [Rh(III)(Cp*)(L)Cl] under standard and microwave conditions. The organometallic compounds were characterized by standard analytical methods and in the case of the allomaltol derivative in the solid state by single-crystal X-ray diffraction analysis. The complexes showed similar cytotoxicity profiles and were proved to be moderately active against various human cancer cell lines. The stoichiometry and stability of these complexes were determined in aqueous solution by pH-potentiometry, (1)H NMR spectroscopy and UV-visible spectrophotometry. Speciation was studied in the presence and in the absence of chloride ions. Hydrolysis of [Rh(III)(Cp*)(H2O)3](2+) gave dimeric mixed hydroxido species [(Rh(III)(Cp*))2(μ-OH)3](+) and [(Rh(III)(Cp*))2(μ-OH)2Z2] (Z=H2O/Cl(-)). Formation of the mononuclear complexes [Rh(III)(Cp*)(L)Z] of maltol and allomaltol with similar and moderate stability was found. These species predominate at physiological pH and decompose only partially at micromolar concentrations. In addition, hydrolysis of the aqua complex or a chlorido/hydroxido co-ligand exchange resulted in the formation of the mixed-hydroxido species [Rh(III)(Cp*)(L)(OH)] in the basic pH range. Replacement of the chlorido by an aqua ligand in the complex [Rh(III)(Cp*)(L)Cl] was monitored and with the help of the equilibrium constants the extent of aquation at various chloride concentrations of the extra- and intracellular milieu can be predicted. Complexation of these Rh(III) complexes was compared to analogous [Ru(II)(η(6)-p-cymene)] species and higher conditional stabilities were found in the case of the Rh(III) compounds at pH7.4.
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Affiliation(s)
- Orsolya Dömötör
- Department of Inorganic and Analytical Chemistry, University of Szeged, Dóm tér 7, H-6720 Szeged, Hungary
| | - Sabine Aicher
- Institute of Inorganic Chemistry, University of Vienna, Waehringer Str. 42, A-1090 Vienna, Austria
| | - Melanie Schmidlehner
- Institute of Inorganic Chemistry, University of Vienna, Waehringer Str. 42, A-1090 Vienna, Austria
| | - Maria S Novak
- Institute of Inorganic Chemistry, University of Vienna, Waehringer Str. 42, A-1090 Vienna, Austria
| | - Alexander Roller
- Institute of Inorganic Chemistry, University of Vienna, Waehringer Str. 42, A-1090 Vienna, Austria
| | - Michael A Jakupec
- Institute of Inorganic Chemistry, University of Vienna, Waehringer Str. 42, A-1090 Vienna, Austria; University of Vienna, Research Platform Translational Cancer Therapy Research, Waehringer Str. 42, A-1090 Vienna, Austria
| | - Wolfgang Kandioller
- Institute of Inorganic Chemistry, University of Vienna, Waehringer Str. 42, A-1090 Vienna, Austria; University of Vienna, Research Platform Translational Cancer Therapy Research, Waehringer Str. 42, A-1090 Vienna, Austria
| | - Christian G Hartinger
- School of Chemical Sciences, University of Auckland, PB: 92019, 1142 Auckland, New Zealand
| | - Bernhard K Keppler
- Institute of Inorganic Chemistry, University of Vienna, Waehringer Str. 42, A-1090 Vienna, Austria; University of Vienna, Research Platform Translational Cancer Therapy Research, Waehringer Str. 42, A-1090 Vienna, Austria
| | - Éva A Enyedy
- Department of Inorganic and Analytical Chemistry, University of Szeged, Dóm tér 7, H-6720 Szeged, Hungary.
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Fernández-Palacio F, Restrepo J, Gálvez S, Gómez-Sal P, Mosquera MEG. Functionalized aminocarboxylate moieties as linkers for coordination polymers: influence of the substituents in the dimensionality of the final structure. CrystEngComm 2014. [DOI: 10.1039/c3ce42615g] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
The OH group in the ring hampers the generation of CPs due to the formation of strong intermolecular interaction motifs.
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Affiliation(s)
| | - Jimmy Restrepo
- Departamento de Química Orgánica y Química Inorgánica
- Universidad de Alcalá
- E-28871 Alcalá de Henares, Spain
| | - Santos Gálvez
- Departamento de Química Orgánica y Química Inorgánica
- Universidad de Alcalá
- E-28871 Alcalá de Henares, Spain
| | - Pilar Gómez-Sal
- Departamento de Química Orgánica y Química Inorgánica
- Universidad de Alcalá
- E-28871 Alcalá de Henares, Spain
| | - Marta E. G. Mosquera
- Departamento de Química Orgánica y Química Inorgánica
- Universidad de Alcalá
- E-28871 Alcalá de Henares, Spain
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37
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Ortega-Carrasco E, Lledós A, Maréchal JD. Assessing protein-ligand docking for the binding of organometallic compounds to proteins. J Comput Chem 2013; 35:192-8. [PMID: 24375319 DOI: 10.1002/jcc.23472] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/21/2013] [Revised: 09/25/2013] [Accepted: 09/29/2013] [Indexed: 01/11/2023]
Abstract
Organometallic compounds are increasingly used as molecular scaffolds in drug development projects; their structural and electronic properties offering novel opportunities in protein-ligand complementarities. Interestingly, while protein-ligand dockings have long become a spearhead in computer assisted drug design, no benchmarking nor optimization have been done for their use with organometallic compounds. Pursuing our efforts to model metal mediated recognition processes, we herein present a systematic study of the capabilities of the program GOLD to predict the interactions of protein with organometallic compounds. The study focuses on inert systems for which no alteration of the first coordination sphere of the metal occurs upon binding. Several scaffolds are used as test systems with different docking schemes and scoring functions. We conclude that ChemScore is the most robust scoring function with ASP and ChemPLP providing with good results too and GoldScore slightly underperforming. This study shows that current state-of-the-art protein-ligand docking techniques are reliable for the docking of inert organometallic compounds binding to protein.
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38
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Stereospecific intra-molecular interligand interactions affecting base-specific metal bonding to purine nucleobases in the solid state. Coord Chem Rev 2013. [DOI: 10.1016/j.ccr.2013.02.008] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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39
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Soni R, Jolley KE, Clarkson GJ, Wills M. Direct formation of tethered Ru(II) catalysts using arene exchange. Org Lett 2013; 15:5110-3. [PMID: 24070028 PMCID: PMC3856772 DOI: 10.1021/ol4024979] [Citation(s) in RCA: 50] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
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An ‘arene exchange’ approach has been successfully applied for the first time to the synthesis of Ru(II)-based ‘tethered’ reduction catalysts directly from their ligands in one step. This provides an alternative method for the formation of known complexes, and a route to a series of novel complexes. The novel complexes are highly active in both asymmetric transfer and pressure hydrogenation of ketones.
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Affiliation(s)
- Rina Soni
- Department of Chemistry, The University of Warwick , Coventry, CV4 7AL, U.K
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40
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Romero-Canelón I, Sadler PJ. Next-Generation Metal Anticancer Complexes: Multitargeting via Redox Modulation. Inorg Chem 2013; 52:12276-91. [DOI: 10.1021/ic400835n] [Citation(s) in RCA: 307] [Impact Index Per Article: 27.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Affiliation(s)
| | - Peter J. Sadler
- Department of Chemistry, University of Warwick, Coventry CV4 7AL, U.K
- Department of Chemistry, The University of Hong Kong, Pokfulam Road, Hong Kong,
People’s Republic of China
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41
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Bíró L, Godó AJ, Bihari Z, Garribba E, Buglyó P. Tuning the Hydrolytic Properties of Half-Sandwich-Type Organometallic Cations in Aqueous Solution. Eur J Inorg Chem 2013. [DOI: 10.1002/ejic.201201527] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
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42
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Reiner T, Jantke D, Miao XH, Marziale AN, Kiefer FJ, Eppinger J. Phenylalanine--a biogenic ligand with flexible η6- and η6:κ1-coordination at ruthenium(II) centres. Dalton Trans 2013; 42:8692-703. [PMID: 23632736 DOI: 10.1039/c3dt50589h] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023]
Abstract
The reaction of (S)-2,5-dihydrophenylalanine 1 with ruthenium(III) chloride yields the μ-chloro-bridged dimeric η(6)-phenylalanine ethyl ester complex 3, which can be converted into the monomeric analogue, η(6):κ(1)-phenylalanine ethyl ester complex 12, under basic conditions. Studies were carried out to determine the stability and reactivity of complexes bearing η(6)- and η(6):κ(1)-chelating phenylalanine ligands under various conditions. Reaction of 3 with ethylenediamine derivatives N-p-tosylethylenediamine or 1,4-di-N-p-tosylethylenediamine results in the formation of monomeric η(6):κ(1)-phenylalanine ethyl ester complexes 14 and 15, which could be saponified yielding complexes 16 and 17 without changing the inner coordination sphere of the metal centre. The structure of η(6):κ(1)-phenylalanine complex 17 and an N-κ(1)-phenylalanine complex 13 resulting from the reaction of 3 with an excess of pyridine were confirmed by X-ray crystallography.
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Affiliation(s)
- Thomas Reiner
- Technische Universität München, Department Chemie, Lichtenbergstr. 4, D-85747 Garching, Germany
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Aznar R, Grabulosa A, Mannu A, Muller G, Sainz D, Moreno V, Font-Bardia M, Calvet T, Lorenzo J. [RuCl2(η6-p-cymene)(P*)] and [RuCl2(κ-P*-η6-arene)] Complexes Containing P-Stereogenic Phosphines. Activity in Transfer Hydrogenation and Interactions with DNA. Organometallics 2013. [DOI: 10.1021/om3012294] [Citation(s) in RCA: 32] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Rosario Aznar
- Departament de Quı́mica Inorgànica, Universitat de Barcelona, Martí
i Franquès 1-11, E-08028 Barcelona, Spain
| | - Arnald Grabulosa
- Departament de Quı́mica Inorgànica, Universitat de Barcelona, Martí
i Franquès 1-11, E-08028 Barcelona, Spain
| | - Alberto Mannu
- Departament de Quı́mica Inorgànica, Universitat de Barcelona, Martí
i Franquès 1-11, E-08028 Barcelona, Spain
- Istituto
di Chimica Biomolecolare, CNR, trav. La Crucca 3, 07100, Sassari, Italy
| | - Guillermo Muller
- Departament de Quı́mica Inorgànica, Universitat de Barcelona, Martí
i Franquès 1-11, E-08028 Barcelona, Spain
| | - Daniel Sainz
- Departament de Quı́mica Inorgànica, Universitat de Barcelona, Martí
i Franquès 1-11, E-08028 Barcelona, Spain
| | - Virtudes Moreno
- Departament de Quı́mica Inorgànica, Universitat de Barcelona, Martí
i Franquès 1-11, E-08028 Barcelona, Spain
| | - Mercè Font-Bardia
- Departament de Crystal·lografia,
Mineralogia i Dipòsits
Minerals, Universitat de Barcelona, Martı́ i Franquès s/n, E-08028 Barcelona, Spain
| | - Teresa Calvet
- Departament de Crystal·lografia,
Mineralogia i Dipòsits
Minerals, Universitat de Barcelona, Martı́ i Franquès s/n, E-08028 Barcelona, Spain
| | - Julia Lorenzo
- Institut de Biotecnologia i de Biomedicina, Universitat Autònoma de Barcelona, 08193 Bellaterra,
Barcelona, Spain
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Tripathy SK, Surada RK, Manne RK, Mobin SM, Santra MK, Patra S. Synthesis, characterisation and biological activities of [(p-cym)RuX(pz4lut)]n+ and [{(p-cym)RuX}2(μ-pz4lut)]n+ (X = Cl, H2O and pz4lut = α,α,α′,α′-tetra(pyrazol-1-yl)-2,6-lutidine). Dalton Trans 2013; 42:14081-91. [DOI: 10.1039/c3dt51275d] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/07/2023]
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Kırkar BT, Türkmen H, Kani İ, Çetinkaya B. Synthesis, characterization, and reactivity of ruthenium(II) complexes containing η6-arene-η1-pyrazole ligands. Tetrahedron 2012. [DOI: 10.1016/j.tet.2012.07.058] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
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Mitra R, Das S, Shinde S, Sinha S, Somasundaram K, Samuelson AG. Anticancer Activity of Hydrogen-Bond-Stabilized Half-Sandwich RuIIComplexes with Heterocycles. Chemistry 2012; 18:12278-91. [DOI: 10.1002/chem.201200938] [Citation(s) in RCA: 38] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/20/2012] [Indexed: 12/24/2022]
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Betanzos-Lara S, Novakova O, Deeth RJ, Pizarro AM, Clarkson GJ, Liskova B, Brabec V, Sadler PJ, Habtemariam A. Bipyrimidine ruthenium(II) arene complexes: structure, reactivity and cytotoxicity. J Biol Inorg Chem 2012; 17:1033-51. [DOI: 10.1007/s00775-012-0917-9] [Citation(s) in RCA: 49] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/29/2012] [Accepted: 06/15/2012] [Indexed: 11/30/2022]
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48
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Gupta G, Therrien B, Park S, Lee SS, Kim J. Syntheses and structural studies of mononuclear arene ruthenium complexes with nitrogen-based chelating ligands. J COORD CHEM 2012. [DOI: 10.1080/00958972.2012.697159] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/28/2022]
Affiliation(s)
- Gajendra Gupta
- a Department of Chemistry , Kongju National University , 182 Shinkwan , Kongju-Chungnam 314-701 , Republic of Korea
| | - Bruno Therrien
- b Service Analytique Facultaire, Université de Neuchâtel , Ave de Bellevaux 51, CH-2000 Neuchâtel , Switzerland
| | - Sunhong Park
- c Department of Chemistry and Research Institute of Natural , Science, Gyeongsang National University , Jinju 660-701 , Republic of Korea
| | - Shim Sung Lee
- c Department of Chemistry and Research Institute of Natural , Science, Gyeongsang National University , Jinju 660-701 , Republic of Korea
| | - Jinkwon Kim
- a Department of Chemistry , Kongju National University , 182 Shinkwan , Kongju-Chungnam 314-701 , Republic of Korea
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ANNA VENKATESWARARAO, PRASAD KOTATHIRUMALA, WANG PENG, RAO KOLLIPARAMOHAN. Study of half-sandwich mono and dinuclear complexes of platinum group metals containing pyrazolyl pyridine analogues: Synthesis and spectral characterization. J CHEM SCI 2012. [DOI: 10.1007/s12039-012-0249-x] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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50
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Noffke AL, Habtemariam A, Pizarro AM, Sadler PJ. Designing organometallic compounds for catalysis and therapy. Chem Commun (Camb) 2012; 48:5219-46. [DOI: 10.1039/c2cc30678f] [Citation(s) in RCA: 311] [Impact Index Per Article: 25.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
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