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Zeng C, Li Y, Zhu M, Du Z, Liang H, Chen Q, Ye H, Li R, Liu W. Simultaneous detection of norepinephrine and 5-hydroxytryptophan using poly-alizarin/multi-walled carbon nanotubes-graphene modified carbon fiber microelectrode array sensor. Talanta 2024; 270:125565. [PMID: 38154355 DOI: 10.1016/j.talanta.2023.125565] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/25/2023] [Revised: 12/15/2023] [Accepted: 12/17/2023] [Indexed: 12/30/2023]
Abstract
Multi-walled carbon nanotubes, graphene and alizarin polymer composites coated carbon fiber microelectrode array sensor (p-AZ/MWCNT-GR/CFMEA) was constructed and used for the simultaneous detection of norepinephrine (NE) and 5-hydroxytryptophan (5-HT). The morphology and structural characteristics of sensor are characterized using scanning electron microscopy, energy dispersive spectroscopy and X-ray diffraction. Its electrochemical behavior has been studied with cyclic voltammetry and electrochemical impedance spectroscopy. The sensor exhibits excellent electrochemical activity for the oxidation of NE and 5-HT, two well separated oxidation peaks with the peak potential difference of 220 mV are observed on the cyclic voltammogram. NE and 5-HT both show two electrons and two protons electrochemical reaction on the p-AZ/MWCNT-GR/CFMEA. Under the optimized experiment conditions, the linear ranges of the sensor for NE and 5-HT are 0. 08- 8 μM and 0. 1-20 μM with detection limits of 4. 22 nM and 14. 2 nM (S/N = 3), respectively. In addition, the microsensor array show good reproducibility, stability and selectivity for the determination of NE and 5-HT. Finally, the p-AZ/MWCNT-GR/CFMEA is applied to the simultaneous detection of NE and 5-HT in human serum samples and macrophages.
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Affiliation(s)
- Chaoying Zeng
- College of Pharmacy, Guangdong Pharmaceutical University, Guangzhou Higher Education Mega Center, Guangzhou, 510006, PR China.
| | - Yulan Li
- College of Pharmacy, Guangdong Pharmaceutical University, Guangzhou Higher Education Mega Center, Guangzhou, 510006, PR China
| | - Mingfang Zhu
- College of Pharmacy, Guangdong Pharmaceutical University, Guangzhou Higher Education Mega Center, Guangzhou, 510006, PR China.
| | - Zengcheng Du
- College of Pharmacy, Guangdong Pharmaceutical University, Guangzhou Higher Education Mega Center, Guangzhou, 510006, PR China
| | - Huanru Liang
- College of Pharmacy, Guangdong Pharmaceutical University, Guangzhou Higher Education Mega Center, Guangzhou, 510006, PR China
| | - Qiqing Chen
- College of Pharmacy, Guangdong Pharmaceutical University, Guangzhou Higher Education Mega Center, Guangzhou, 510006, PR China
| | - Hongqing Ye
- College of Pharmacy, Guangdong Pharmaceutical University, Guangzhou Higher Education Mega Center, Guangzhou, 510006, PR China
| | - Rui Li
- College of Pharmacy, Guangdong Pharmaceutical University, Guangzhou Higher Education Mega Center, Guangzhou, 510006, PR China
| | - Wenhao Liu
- College of Pharmacy, Guangdong Pharmaceutical University, Guangzhou Higher Education Mega Center, Guangzhou, 510006, PR China
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2
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Zazouli S, Chigr M, Atmani H, Jouaiti A. Synthesis, spectroscopic characterization of new series of alizarin derivatives and their anti-microbial activities: DFT and molecular docking approach. J Mol Struct 2022. [DOI: 10.1016/j.molstruc.2022.132527] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023]
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3
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Dubey SK, Khatkar S, Trivedi M, Gulati S, Batra SK, Rath N, Kumar S, Lakia R, Raghav N, Kaur S. Syntheses, Structural and Serum Protein Protecting Activity of Ruthenium(II)-DMSO Complexes Containing Mercapto Ligand. NEW J CHEM 2022. [DOI: 10.1039/d2nj01363k] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Four new ruthenium(II) complexes [Ru(mpt)2(DMSO)2] (1), [Ru(mpt)2(bpy)] (2), [Ru(mpt)2(phen)] (3) and [Ru(mpt)2(tptz)] (4) have been synthesized and characterized by elemental analyses, IR, 1H and 13C NMR, and electronic absorption spectroscopy....
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4
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Fang WH, Müller R, Jethwa RB, Riesgo-González V, Li N, Pike SD, Bond AD, Luo HK, Zhang C, Wright DS. Titanium compounds containing naturally occurring dye molecules. Dalton Trans 2021; 50:17202-17207. [PMID: 34783818 DOI: 10.1039/d1dt03377h] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A range of titanium compounds containing the naturally occurring dyes quinizarin (QH2) and alizarin (AH2) was synthesized and structurally characterized in the solid state. Among these is the first examples of a discrete metallocyclic arrangement formed exclusively using quinizarin ligands and the first examples of lanthanide containing titanium compounds of the alizarin family of ligands.
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Affiliation(s)
- Wei-Hui Fang
- State Key Laboratory of Structural Chemistry, Fujian Institute of Research on the Structure of Matter, Chinese Academy of Sciences, Fuzhou, Fujian 350002, China.,Husuf Hamied Department of Chemistry, University of Cambridge, CB2 1EW, UK.
| | - Rosa Müller
- Husuf Hamied Department of Chemistry, University of Cambridge, CB2 1EW, UK.
| | - Rajesh B Jethwa
- Husuf Hamied Department of Chemistry, University of Cambridge, CB2 1EW, UK.
| | | | - Ning Li
- Husuf Hamied Department of Chemistry, University of Cambridge, CB2 1EW, UK. .,Institute of Bioengineering and Bioimaging, 31 Biopolis Way, The Nanos, #07-01, Singapore 138669
| | - Sebastian D Pike
- Husuf Hamied Department of Chemistry, University of Cambridge, CB2 1EW, UK.
| | - Andrew D Bond
- Husuf Hamied Department of Chemistry, University of Cambridge, CB2 1EW, UK.
| | - He-Kuan Luo
- Institute of Materials Research and Engineering, Agency for Science, Technology and Research, 2 Fusionopolis Way, #08-03, Innovis, Singapore 138634
| | - Cheng Zhang
- College of Chemical Engineering, Zhejiang University of Technology, Hangzhou, 310014, P. R. China
| | - Dominic S Wright
- Husuf Hamied Department of Chemistry, University of Cambridge, CB2 1EW, UK.
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5
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Molecular recognition by a novel boronate-containing CTG derivative for hydroxyanthraquinones. Tetrahedron 2019. [DOI: 10.1016/j.tet.2019.03.005] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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6
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Ruthenium(II) diphosphine(phosphine)/imine/amine/CO complexes as efficient catalysts in transfer hydrogenation of ketones. J Organomet Chem 2019. [DOI: 10.1016/j.jorganchem.2018.07.038] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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7
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Ansari MA, Mandal A, Paretzki A, Beyer K, Kaim W, Lahiri GK. Isomeric Diruthenium Complexes of a Heterocyclic and Quinonoid Bridging Ligand: Valence and Spin Alternatives for the Metal/Ligand/Metal Arrangement. Inorg Chem 2016; 55:12357-12365. [DOI: 10.1021/acs.inorgchem.6b02245] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Mohd. Asif Ansari
- Department
of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India
| | - Abhishek Mandal
- Department
of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India
| | - Alexa Paretzki
- Institut für
Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring
55, Stuttgart D-70550, Germany
| | - Katharina Beyer
- Institut für
Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring
55, Stuttgart D-70550, Germany
| | - Wolfgang Kaim
- Institut für
Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring
55, Stuttgart D-70550, Germany
| | - Goutam Kumar Lahiri
- Department
of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India
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8
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Design of Ruthenium Biimidazole-Anthraquinone Dyads to Demonstrate Photoinduced Electron Transfer: Combined Experimental and DFT/TD-DFT Investigations. ChemistrySelect 2016. [DOI: 10.1002/slct.201600352] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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9
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Ansari MA, Mandal A, Paretzki A, Beyer K, Fiedler J, Kaim W, Lahiri GK. 1,5-Diamido-9,10-anthraquinone, a Centrosymmetric Redox-Active Bridge with Two Coupled β-Ketiminato Chelate Functions: Symmetric and Asymmetric Diruthenium Complexes. Inorg Chem 2016; 55:5655-70. [DOI: 10.1021/acs.inorgchem.6b00726] [Citation(s) in RCA: 22] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Mohd. Asif Ansari
- Department of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India
| | - Abhishek Mandal
- Department of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India
| | - Alexa Paretzki
- Institut für Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring 55, D-70550 Stuttgart, Germany
| | - Katharina Beyer
- Institut für Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring 55, D-70550 Stuttgart, Germany
| | - Jan Fiedler
- J. Heyrovský Institute of Physical Chemistry, v.v.i., Academy of Sciences of the Czech Republic, Dolejškova 3, CZ-18223 Prague, Czech Republic
| | - Wolfgang Kaim
- Institut für Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring 55, D-70550 Stuttgart, Germany
| | - Goutam Kumar Lahiri
- Department of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India
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10
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Cycloaurated gold(III) complexes derived from the functionalised catecholate ligands alizarin and 3,4-dihydroxybenzaldehyde. TRANSIT METAL CHEM 2016. [DOI: 10.1007/s11243-016-0056-1] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
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11
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Mandal A, Hoque MA, Grupp A, Paretzki A, Kaim W, Lahiri GK. Analysis of Redox Series of Unsymmetrical 1,4-Diamido-9,10-anthraquinone-Bridged Diruthenium Compounds. Inorg Chem 2016; 55:2146-56. [DOI: 10.1021/acs.inorgchem.5b02541] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Abhishek Mandal
- Department of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai−400076, India
| | - Md Asmaul Hoque
- Department of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai−400076, India
| | - Anita Grupp
- Institut für Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring 55, D-70550 Stuttgart, Germany
| | - Alexa Paretzki
- Institut für Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring 55, D-70550 Stuttgart, Germany
| | - Wolfgang Kaim
- Institut für Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring 55, D-70550 Stuttgart, Germany
| | - Goutam Kumar Lahiri
- Department of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai−400076, India
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12
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Chegerev MG, Starikova AA, Piskunov AV, Cherkasov VK. Valence Tautomerism in Main‐Group Complexes? Computational Modeling of Si, Ge, Sn, and Pb Bischelates with
o
‐Iminoquinone Ligands. Eur J Inorg Chem 2015. [DOI: 10.1002/ejic.201501155] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Maxim G. Chegerev
- G.A. Razuvaev Institute of Organometallic Chemistry, Russian Academy of Sciences, Laboratory of Organoelement Compounds, Tropinina Street 49, 603950 Nizhny Novgorod, Russian Federation http://www.iomc.ras.ru
| | - Alyona A. Starikova
- Institute of Physical and Organic Chemistry at Southern Federal University, Stachka Avenue 194/2, 344090 Rostov‐on‐Don, Russian Federation, http://www.ipoc.sfedu.ru/index.php
| | - Alexander V. Piskunov
- G.A. Razuvaev Institute of Organometallic Chemistry, Russian Academy of Sciences, Laboratory of Organoelement Compounds, Tropinina Street 49, 603950 Nizhny Novgorod, Russian Federation http://www.iomc.ras.ru
| | - Vladimir K. Cherkasov
- G.A. Razuvaev Institute of Organometallic Chemistry, Russian Academy of Sciences, Laboratory of Organoelement Compounds, Tropinina Street 49, 603950 Nizhny Novgorod, Russian Federation http://www.iomc.ras.ru
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13
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14
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Trivedi M, Singh SK, Pandey DS, Puerta MC, Valerga P. Effect of the Counter Anion and Solvate on the Structure, Stability and Spectral Properties of a Ruthenium(II) Complex Containing Group 15 Donors and 2,2′ :6′,2′′-terpyridine. TRANSIT METAL CHEM 2014. [DOI: 10.1007/s11243-005-6257-7] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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15
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Xiang J, Wu JS. Synthesis, Structures, Electrochemistry, and Spectroscopy of Two Ruthenium(II) Complexes Containing [1, 2, 3]Triazolo[1, 5-a]pyridine. Z Anorg Allg Chem 2013. [DOI: 10.1002/zaac.201200378] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
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16
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Synthesis and characterization of ruthenium(II) complexes based on diphenyl-2-pyridylphosphine and their applications in transfer hydrogenation of ketones. Inorganica Chim Acta 2011. [DOI: 10.1016/j.ica.2010.12.057] [Citation(s) in RCA: 24] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
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17
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Best J, Sazanovich IV, Adams H, Bennett RD, Davies ES, Meijer AJHM, Towrie M, Tikhomirov SA, Bouganov OV, Ward MD, Weinstein JA. Structure and ultrafast dynamics of the charge-transfer excited state and redox activity of the ground state of mono- and binuclear platinum(II) diimine catecholate and bis-catecholate complexes: a transient absorption, TRIR, DFT, and electrochemical study. Inorg Chem 2011; 49:10041-56. [PMID: 20873855 DOI: 10.1021/ic101344t] [Citation(s) in RCA: 58] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/20/2023]
Abstract
A series of mononuclear complexes of the type [Pt(Bu(2)cat)(4,4'-R(2)-bipy)] [where Bu(2)cat is the dianion of 3,5-(t)Bu(2)-catechol and R = H, (t)Bu, or C(O)NEt(2)] and analogous dinuclear complexes based on the "back-to-back" bis-catechol ligand 3,3',4,4'-tetrahydroxybiphenyl have been studied in detail in both their ground and excited states by a range of physical methods including electrochemistry, UV/vis/near-IR, IR, and electron paramagnetic resonance spectroelectrochemistry, and time-resolved IR (TRIR) and transient absorption (TA) spectroscopy. Density functional theory calculations have been performed to support these studies, which provide a detailed picture of the ground- and excited-state electronic structures, and excited-state dynamics, of these complexes. Notable observations include the following: (i) for the first time, the lowest-energy catecholate → bipyridine (bpy) ligand-to-ligand charge-transfer (LL'CT) excited states of these chromophores have been studied by TRIR spectroscopy, showing a range of transient bands associated with the bpy radical anion and semiquinone species, and back-electron-transfer occurring in hundreds of picoseconds; (ii) strong electronic coupling between the two catecholate units in the bridging ligand of the dinuclear complexes results in a delocalized, planar (class 3) "mixed-valence" catecholate(2-)/semiquinone(•-) state formed by one-electron oxidation of the bridging ligand; (iii) in the LL'CT excited state of the dinuclear complexes, the bridging ligand is symmetrical and delocalized, whereas the bpy radical anion is localized at one terminus of the complex. This study is the first example of an investigation of excited-state behavior in platinum(II) catecholate complexes, performed with the use of picosecond TRIR and femtosecond TA spectroscopy.
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Affiliation(s)
- Jonathan Best
- Department of Chemistry, University of Sheffield, Sheffield S3 7HF, UK
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18
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Barry N, Furrer J, Therrien B. In- and Out-of-Cavity Interactions by Modulating the Size of Ruthenium Metallarectangles. Helv Chim Acta 2010. [DOI: 10.1002/hlca.200900422] [Citation(s) in RCA: 58] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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19
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Kumar P, Yadav M, Kumar Singh A, Shankar Pandey D. Synthetic, Spectral, Structural, and Catalytic Aspects of Some Piano-Stool Complexes Containing 2-(2-Diphenylphosphanylethyl)pyridine. Eur J Inorg Chem 2010. [DOI: 10.1002/ejic.200901004] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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20
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Structures, preparation and catalytic activity of ruthenium cyclopentadienyl complexes based on pyridyl-phosphine ligand. J Organomet Chem 2009. [DOI: 10.1016/j.jorganchem.2009.07.011] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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21
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Fedushkin IL, Maslova OV, Baranov EV, Shavyrin AS. Redox Isomerism in the Lanthanide Complex [(dpp-Bian)Yb(DME)(μ-Br)]2 (dpp-Bian = 1,2-Bis[(2,6-diisopropylphenyl)imino]acenaphthene). Inorg Chem 2009; 48:2355-7. [DOI: 10.1021/ic900022s] [Citation(s) in RCA: 73] [Impact Index Per Article: 4.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Igor L. Fedushkin
- G. A. Razuvaev Institute of Organometallic Chemistry, Russian Academy of Sciences, Tropinina 49, 603950 Nizhny Novgorod, Russian Federation
| | - Olga V. Maslova
- G. A. Razuvaev Institute of Organometallic Chemistry, Russian Academy of Sciences, Tropinina 49, 603950 Nizhny Novgorod, Russian Federation
| | - Eugeny V. Baranov
- G. A. Razuvaev Institute of Organometallic Chemistry, Russian Academy of Sciences, Tropinina 49, 603950 Nizhny Novgorod, Russian Federation
| | - Andrei S. Shavyrin
- G. A. Razuvaev Institute of Organometallic Chemistry, Russian Academy of Sciences, Tropinina 49, 603950 Nizhny Novgorod, Russian Federation
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22
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de Sousa AT, Bessler KE, Lemos SS, Ellena J, Gatto CC. Organotin Complexes of Alizarin and Purpurin. Z Anorg Allg Chem 2009. [DOI: 10.1002/zaac.200800313] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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23
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Li M, Hua R. Ru3(CO)12-Catalyzed Reactions of Catechols with Alkynes: An Atom-Economic Process for the Synthesis of 2,2-Disubstituted 1,3-Benzodioxoles from the Double Addition of the O−H Bond Across a Triple Bond. J Org Chem 2008; 73:8658-60. [DOI: 10.1021/jo801633w] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Ming Li
- Department of Chemistry, Tsinghua University, Innovative Catalysis Program, Key Laboratory of Organic Optoelectronics & Molecular Engineering of Ministry of Education, Beijing 100084, China
| | - Ruimao Hua
- Department of Chemistry, Tsinghua University, Innovative Catalysis Program, Key Laboratory of Organic Optoelectronics & Molecular Engineering of Ministry of Education, Beijing 100084, China
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24
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Maji S, Sarkar B, Mobin SM, Fiedler J, Urbanos FA, Jimenez-Aparicio R, Kaim W, Lahiri GK. Valence-State Alternatives in Diastereoisomeric Complexes [(acac)2Ru(μ-QL)Ru(acac)2]n (QL2− = 1,4-Dioxido-9,10-anthraquinone,n = +2, +1, 0, −1, −2). Inorg Chem 2008; 47:5204-11. [DOI: 10.1021/ic800115q] [Citation(s) in RCA: 74] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Somnath Maji
- Department of Chemistry, Indian Institute of Technology, Bombay, Powai, Mumbai-400076, India,
- Institut für Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring 55, D-70550 Stuttgart, Germany,
- J. Heyrovský Institute of Physical Chemistry, v.v.i., Academy of Sciences of the Czech Republic, Dolejškova 3, CZ-18223 Prague, Czech Republic,
- Departamento de Quimica Inorganica, Facultad de Ciencias Quimicas, Universidad Complutenses, Ciudad Universitaria, E-28040 Madrid, Spain
| | - Biprajit Sarkar
- Department of Chemistry, Indian Institute of Technology, Bombay, Powai, Mumbai-400076, India,
- Institut für Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring 55, D-70550 Stuttgart, Germany,
- J. Heyrovský Institute of Physical Chemistry, v.v.i., Academy of Sciences of the Czech Republic, Dolejškova 3, CZ-18223 Prague, Czech Republic,
- Departamento de Quimica Inorganica, Facultad de Ciencias Quimicas, Universidad Complutenses, Ciudad Universitaria, E-28040 Madrid, Spain
| | - Shaikh M. Mobin
- Department of Chemistry, Indian Institute of Technology, Bombay, Powai, Mumbai-400076, India,
- Institut für Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring 55, D-70550 Stuttgart, Germany,
- J. Heyrovský Institute of Physical Chemistry, v.v.i., Academy of Sciences of the Czech Republic, Dolejškova 3, CZ-18223 Prague, Czech Republic,
- Departamento de Quimica Inorganica, Facultad de Ciencias Quimicas, Universidad Complutenses, Ciudad Universitaria, E-28040 Madrid, Spain
| | - Jan Fiedler
- Department of Chemistry, Indian Institute of Technology, Bombay, Powai, Mumbai-400076, India,
- Institut für Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring 55, D-70550 Stuttgart, Germany,
- J. Heyrovský Institute of Physical Chemistry, v.v.i., Academy of Sciences of the Czech Republic, Dolejškova 3, CZ-18223 Prague, Czech Republic,
- Departamento de Quimica Inorganica, Facultad de Ciencias Quimicas, Universidad Complutenses, Ciudad Universitaria, E-28040 Madrid, Spain
| | - Francisco A. Urbanos
- Department of Chemistry, Indian Institute of Technology, Bombay, Powai, Mumbai-400076, India,
- Institut für Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring 55, D-70550 Stuttgart, Germany,
- J. Heyrovský Institute of Physical Chemistry, v.v.i., Academy of Sciences of the Czech Republic, Dolejškova 3, CZ-18223 Prague, Czech Republic,
- Departamento de Quimica Inorganica, Facultad de Ciencias Quimicas, Universidad Complutenses, Ciudad Universitaria, E-28040 Madrid, Spain
| | - Reyes Jimenez-Aparicio
- Department of Chemistry, Indian Institute of Technology, Bombay, Powai, Mumbai-400076, India,
- Institut für Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring 55, D-70550 Stuttgart, Germany,
- J. Heyrovský Institute of Physical Chemistry, v.v.i., Academy of Sciences of the Czech Republic, Dolejškova 3, CZ-18223 Prague, Czech Republic,
- Departamento de Quimica Inorganica, Facultad de Ciencias Quimicas, Universidad Complutenses, Ciudad Universitaria, E-28040 Madrid, Spain
| | - Wolfgang Kaim
- Department of Chemistry, Indian Institute of Technology, Bombay, Powai, Mumbai-400076, India,
- Institut für Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring 55, D-70550 Stuttgart, Germany,
- J. Heyrovský Institute of Physical Chemistry, v.v.i., Academy of Sciences of the Czech Republic, Dolejškova 3, CZ-18223 Prague, Czech Republic,
- Departamento de Quimica Inorganica, Facultad de Ciencias Quimicas, Universidad Complutenses, Ciudad Universitaria, E-28040 Madrid, Spain
| | - Goutam Kumar Lahiri
- Department of Chemistry, Indian Institute of Technology, Bombay, Powai, Mumbai-400076, India,
- Institut für Anorganische Chemie, Universität Stuttgart, Pfaffenwaldring 55, D-70550 Stuttgart, Germany,
- J. Heyrovský Institute of Physical Chemistry, v.v.i., Academy of Sciences of the Czech Republic, Dolejškova 3, CZ-18223 Prague, Czech Republic,
- Departamento de Quimica Inorganica, Facultad de Ciencias Quimicas, Universidad Complutenses, Ciudad Universitaria, E-28040 Madrid, Spain
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25
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Byabartta P, Laguna M. Synthesis and multinuclear NMR investigation on gold–phosphine–catecholato-complexes. INORG CHEM COMMUN 2007. [DOI: 10.1016/j.inoche.2007.02.023] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
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Valla V, Bakola‐Christianopoulou M, Kojic V, Bogdanovic G. Synthesis, Spectroscopy and in vitro Cytotoxicity of New Hydroxyanthraquinonato Triorganotin Compounds. ACTA ACUST UNITED AC 2007. [DOI: 10.1080/15533170601172450] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
Affiliation(s)
- Vasiliki Valla
- a Department of Chemical Engineering, Aristotle University of Thessaloniki , Thessaloniki, Greece
| | | | - Vesna Kojic
- b Institute of Oncology, Experimental Oncology Department , Sremska Kamenica, Serbia and Montenegro
| | - Gordana Bogdanovic
- b Institute of Oncology, Experimental Oncology Department , Sremska Kamenica, Serbia and Montenegro
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Ruthenium-azoimine-chloranilates Synthesis, Spectra and Electrochemistry of Ruthenium(II)-1-alkyl-2-(arylazo)imidazole-chloranilate Complexes. TRANSIT METAL CHEM 2005. [DOI: 10.1007/s11243-005-6225-2] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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Sharma S, Singh SK, Chandra M, Pandey DS. DNA-binding behavior of ruthenium(II) complexes containing both group 15 donors and 2,2′:6′,2″-terpyridine. J Inorg Biochem 2005; 99:458-66. [PMID: 15621278 DOI: 10.1016/j.jinorgbio.2004.10.021] [Citation(s) in RCA: 79] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/02/2004] [Revised: 10/18/2004] [Accepted: 10/19/2004] [Indexed: 11/21/2022]
Abstract
Tetrafluoroborate salts of cationic ruthenium complexes [Ru(kappa(3)-tpy)(EPh(3))(2)Cl](+) (tpy=2,2':6',2''-terpyridine; E=P, 1 or As, 2) containing both the group 15 donor ligands and tpy and their representative substitution products are reported. Weak interaction {C-H...X (X=Cl, F and pi) and pi-pi interaction} studies revealed the presence of a double helical motif in complex 1, while the complex 2 assumes a single helical motif. Intercalative mode of interaction of the complexes 1 and 2 with calf thymus DNA (ctDNA) has been supported by absorption titration studies.
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Affiliation(s)
- Sanjeev Sharma
- Department of Chemistry, Awadhesh Pratap Singh University, Rewa 486 003 (M.P.), India
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Sharma S, Chandra M, Pandey D. New Multifunctional Complexes [Ru(κ3-L)(EPh3)2Cl]+ [E = P, As; L = 2,4,6-Tris(2-pyridyl)-1,3,5-triazine] Containing both GroupV and Polypyridyl Ligands. Eur J Inorg Chem 2004. [DOI: 10.1002/ejic.200400069] [Citation(s) in RCA: 32] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
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Chandra M, Sahay A, Pandey D, Tripathi R, Saxena J, Reddy V, Carmen Puerta M, Valerga P. Potential inhibitors of DNA topoisomerase II: ruthenium(II) poly-pyridyl and pyridyl-azine complexes. J Organomet Chem 2004. [DOI: 10.1016/j.jorganchem.2004.03.044] [Citation(s) in RCA: 44] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
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32
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Jasimuddin S, Byabartta P, Sinha C, Mostafa G, Lu TH. First example of ruthenium–azoimine–chloranilates: synthesis, structure, spectra and electrochemistry of ruthenium(II) 1-alkyl-2-(arylazo)imidazole chloranilates, and correlation of electronic properties with ZINDO calculation. Inorganica Chim Acta 2004. [DOI: 10.1016/j.ica.2003.11.040] [Citation(s) in RCA: 13] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/26/2022]
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DelMedico A, Dodsworth ES, Lever ABP, Pietro WJ. Electronic Structure and Spectra of Linkage Isomers of Bis(bipyridine)(1,2-dihydroxy-9,10-anthraquinonato)ruthenium(II) and Their Redox Series. Inorg Chem 2004; 43:2654-71. [PMID: 15074984 DOI: 10.1021/ic035370d] [Citation(s) in RCA: 37] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
Linkage isomers of bis(bipyridine)(1,2-dihydroxy-9,10-anthraquinonato)ruthenium(II), 1,2- and 1,9-coordinated complexes, and several of their oxidation products have been prepared chemically and/or electrochemically. For the 1,2-coordinated complex, the one- and two-electron oxidized species have been characterized, and for the 1,9-coordinated complex, the one-electron oxidized species has been characterized. The rich redox activity of these complexes leads to ambiguity in assessing the electronic structure. This paper reports EPR spectra of odd-electron species and detailed analyses of electronic spectra and structure of the complexes, based on INDO molecular orbital calculations. Results of calculations on the related 1-hydroxyanthraquinone complex and the free ligands,1,2-dihydroxy-9,10-anthraquinone (alizarin) and 1-hydroxyanthraquinone, are also briefly discussed.
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Trivedi M, Chandra M, Pandey DS, Puerta M, Valerga P. Mononuclear hydridocarbonyl ruthenium complexes incorporating N2O2 bis-chelating ligands. J Organomet Chem 2004. [DOI: 10.1016/j.jorganchem.2003.12.004] [Citation(s) in RCA: 15] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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35
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Meacham AP, Druce KL, Bell ZR, Ward MD, Keister JB, Lever ABP. Mono- and Dinuclear Ruthenium Carbonyl Complexes with Redox-Active Dioxolene Ligands: Electrochemical and Spectroscopic Studies and the Properties of the Mixed-Valence Complexes. Inorg Chem 2003; 42:7887-96. [PMID: 14632505 DOI: 10.1021/ic034579o] [Citation(s) in RCA: 57] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
The mononuclear complex [Ru(PPh(3))(2)(CO)(2)(L(1))] (1; H(2)L(1) = 7,8-dihydroxy-6-methoxycoumarin) and the dinuclear complexes [[Ru(PPh(3))(2)(CO)(2)](2)(L(2))][PF(6)] [[2][PF(6)]; H(3)L(2) = 9-phenyl-2,3,7-trihydroxy-6-fluorone] and [[Ru(PBu(3))(2)(CO)(2)](2)(L(3))] (3; H(4)L(3) = 1,2,3,5,6,7-hexahydroxyanthracene-9,10-dione) have been prepared; all complexes contain one or two trans,cis-[Ru(PR(3))(2)(CO)(2)] units, each connected to a chelating dioxolene-type ligand. In all cases the dioxolene ligands exhibit reversible redox activity, and accordingly the complexes were studied by electrochemistry and UV/vis/NIR, IR, and EPR spectroscopy in their accessible oxidation states. Oxidation of 1 to [1](+) generates a ligand-centered semiquinone radical with some metal character as shown by the IR and EPR spectra. Dinuclear complexes [2](+) and 3 show two reversible ligand-centered couples (one associated with each dioxolene terminus) which are separated by 690 and 440 mV, respectively. This indicates that the mixed-valence species [2](2+) has greater degree of electronic delocalization between the ligand termini than does [3](+), an observation which was supported by IR, EPR, and UV/vis/NIR spectroelectrochemistry. Both [2](2+) and [3](+) have a solution EPR spectrum consistent with full delocalization of the unpaired electron between the ligand termini on the EPR time scale (a quintet arising from equal coupling to all four (31)P nuclei); [3](+) is localized on the faster IR time scale (four CO vibrations rather than two, indicative of inequivalent [Ru(CO)(2)] units) whereas [2](2+) is fully delocalized (two CO vibrations). UV/vis/NIR spectroelectrochemistry revealed the presence of a narrow, low-energy (2695 nm) transition for [3](+) associated with the catecholate --> semiquinone intervalence transition. The narrowness and solvent-independence of this transition (characteristic of class III mixed-valence character) coupled with evidence for inequivalent [Ru(CO)(2)] termini in the mixed-valence state (characteristic of class II character) place this complex at the class II-III borderline, in contrast to [2](2+) which is clearly class III.
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Affiliation(s)
- Andrew P Meacham
- School of Chemistry, University of Bristol, Cantock's Close, Bristol BS8 1TS, UK
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Di Vaira M, Orioli P, Piccioli F, Bruni B, Messori L. Structure of a terbium(III)-quinizarine complex: the first crystallographic model for metalloanthracyclines. Inorg Chem 2003; 42:3157-9. [PMID: 12739953 DOI: 10.1021/ic034020o] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
The crystal structure of a complex of terbium(III) with quinizarine 2-sulfonate has been solved by single-crystal X-ray diffraction methods. The metal cation is coordinated by two adjacent phenolate and quinone oxygens of the anthraquinone moiety of a quinizarine sulfonate anion and by six water molecules. To our knowledge, this is the first structure of a metal complex of the 1,4-dihydroxy anthraquinone ligand. On the basis of strict similarities in the spectroscopic features of the terbium adducts with either doxorubicin or quinizarine 2-sulfonate, the present structure is proposed as a model for the metal complexes of anthracyclines.
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Affiliation(s)
- Massimo Di Vaira
- Department of Chemistry, University of Florence, Via della Lastruccia 3, I-50019 Sesto Fiorentino, Florence, Italy
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Aly AA, Strasser A, Vogler A. Synthesis and spectroscopic properties of (oxytetracycline)tricarbonylrhenium(I) chloride. Inorganica Chim Acta 2002. [DOI: 10.1016/s0020-1693(02)00872-1] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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38
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Chandra M, Sahay AN, Pandey DS, Puerta M, Valerga P. Synthetic, spectral and structural aspects of some mono- and binuclear (homo/hetero) Ru(II) hydrido carbonyl complexes. J Organomet Chem 2002. [DOI: 10.1016/s0022-328x(01)01470-x] [Citation(s) in RCA: 35] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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Churchill MR, Keil KM, Gilmartin BP, Schuster JJ, Keister JB, Janik TS. Linkage and redox isomerism in ruthenium complexes of catecholate, semi-quinone, and o-acylphenolate ligands derived from tri- and tetrahydroxy-9,10-anthracenediones. Inorg Chem 2001; 40:4361-7. [PMID: 11487343 DOI: 10.1021/ic010068v] [Citation(s) in RCA: 14] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
The complexes Ru(CO)(2)L(2)(PHAQ-2H) (PHAQ = 1,2,4-trihydroxy-9,10-anthracenedione (PUR), 1,2,3- trihydroxy-9,10-anthracenedione (AG), and 1,2,5,8-tetrahydroxy-9,10-anthracenedione (QAL); L = PPh(3), PCy(3), PBu(3)), and Ru(CO)(dppe)(PBu(3))(PHAQ-2H), containing catecholate-type ligands were prepared. The complex Ru(CO)(2)(PBu(3))(2)(AG-2H) crystallizes in the space group P2(1)/n (No. 14 var) with a = 13.317(2), b = 15.628(2), c = 21.076(3) A, beta = 101.660(10) degrees, Z = 4; the crystal structure shows it to contain a 2,3-catecholate ligand. The electrochemistry of these complexes was examined, and the semi-quinone complexes [Ru(CO)(2)L(2)(PHAQ-2H)](1+) and [Ru(CO)(dppe)(PBu(3))(PHAQ-2H)](1+) were generated by chemical oxidation. One example of an o-acylphenolate complex, HRu(CO)(PCy(3))(2)(PUR-H), is also reported.
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Affiliation(s)
- M R Churchill
- Department of Chemistry, Fredonia State University, the State University of New York, Fredonia, New York 14063, USA
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