1
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Patel RK, Chauhan A, Jha P, Kant R, Kumar R. Catalytic Friedel-Crafts Alkylative Desymmetrization of Cyclohexa-2,5-dienones: Access to Linear and Bridged Polycyclic Pyrroles and 3-Arylpyrroles. Org Lett 2022; 24:5422-5427. [PMID: 35852460 DOI: 10.1021/acs.orglett.2c02135] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
A catalytic [3 + 2]-cycloaddition/Friedel-Crafts alkylative desymmetrization strategy has been developed for the stereoselective construction of linear and bridged polycyclic pyrroles from alkynylcyclohexa-2,5-dienones. This strategy was further explored for the synthesis of 3-arylpyrroles under Brønsted acid catalysis. Reaction is highly chemo-, regio-, and stereoselective and is compatible with wide range of functionalized cyclohexa-2,5-dienones/pyrroles (>51 examples, ≤98% yields). Gram-scale synthesis and synthetic utility of the products have also been demonstrated to showcase the robustness of present method.
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Affiliation(s)
- Raj Kumar Patel
- Division of Medicinal and Process Chemistry, CSIR-Central Drug Research Institute, Lucknow 226031, UP, India
| | - Anil Chauhan
- Division of Medicinal and Process Chemistry, CSIR-Central Drug Research Institute, Lucknow 226031, UP, India
- Academy of Scientific & Innovative Research (AcSIR), Ghaziabad UP-201002, India
| | - Priyankar Jha
- Division of Medicinal and Process Chemistry, CSIR-Central Drug Research Institute, Lucknow 226031, UP, India
| | - Ruchir Kant
- Molecular and Structural Biology Division, CSIR-Central Drug Research Institute, Lucknow 226031, India
| | - Ravindra Kumar
- Division of Medicinal and Process Chemistry, CSIR-Central Drug Research Institute, Lucknow 226031, UP, India
- Academy of Scientific & Innovative Research (AcSIR), Ghaziabad UP-201002, India
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2
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Horbaczewskyj CS, Fairlamb IJS. Pd-Catalyzed Cross-Couplings: On the Importance of the Catalyst Quantity Descriptors, mol % and ppm. Org Process Res Dev 2022; 26:2240-2269. [PMID: 36032362 PMCID: PMC9396667 DOI: 10.1021/acs.oprd.2c00051] [Citation(s) in RCA: 18] [Impact Index Per Article: 9.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/18/2022] [Indexed: 12/26/2022]
Abstract
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This Review examines parts per million (ppm) palladium
concentrations
in catalytic cross-coupling reactions and their relationship with
mole percentage (mol %). Most studies in catalytic cross-coupling
chemistry have historically focused on the concentration ratio between
(pre)catalyst and the limiting reagent (substrate), expressed as mol
%. Several recent papers have outlined the use of “ppm level”
palladium as an alternative means of describing catalytic cross-coupling
reaction systems. This led us to delve deeper into the literature
to assess whether “ppm level” palladium is a practically
useful descriptor of catalyst quantities in palladium-catalyzed cross-coupling
reactions. Indeed, we conjectured that many reactions could, unknowingly,
have employed low “ppm levels” of palladium (pre)catalyst,
and generally, what would the spread of ppm palladium look like across
a selection of studies reported across the vast array of the cross-coupling
chemistry literature. In a few selected examples, we have examined
other metal catalyst systems for comparison with palladium.
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Affiliation(s)
| | - Ian J. S. Fairlamb
- University of York, Heslington, York, North Yorkshire, YO10 5DD, United Kingdom
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3
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Rossi R, Ciofalo M. Palladium-Catalysed Intermolecular Direct C–H Bond Arylation of Heteroarenes with Reagents Alternative to Aryl Halides: Current State of the Art. CURR ORG CHEM 2022. [DOI: 10.2174/1385272826666220201124008] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
Abstract:
Abstract: This unprecedented review with 322 references provides a critical up-to-date picture of the Pd-catalysed intermolecular direct C–H bond arylation of heteroarenes with arylating reagents alternative to aryl halides that include aryl sulfonates (aryl triflates, tosylates, mesylates, and imidazole-1-sulfonates), diaryliodonium salts, [(diacetoxy)iodo]arenes, arenediazonium salts, 1-aryltriazenes, arylhydrazines and N’-arylhydrazides, arenesulfonyl chlorides, sodium arenesulfinates, arenesulfinic acids, and arenesulfonohydrazides. Particular attention has been paid to summarise the preparation of the various arylating reagents and to highlight the practicality, versatility, and limitations of the various developed arylation protocols, also comparing their results with those achieved in analogous Pd-catalysed arylation reactions involving the use of aryl halides as electrophiles. Mechanistic proposals have also been briefly summarised and discussed. However, data concerning Pd-catalysed direct C–H bond arylations involving the C–H bonds of aryl substituents of the examined heteroarene derivatives have not been taken into account.
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Affiliation(s)
- Renzo Rossi
- Dipartimento di Chimica e Chimica Industriale, University of Pisa, Via G. Moruzzi 3, I-56124 Pisa, Italy
| | - Maurizio Ciofalo
- Dipartimento di Scienze Agrarie, Alimentari e Forestali, University of Palermo, Viale delle Scienze, Edificio 4, I-90128, Palermo, Italy
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4
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4,5‐Dihydro‐imidazol‐2‐ylidene‐linked palladium complexes as catalysts for the direct CH bond arylation of azoles. Appl Organomet Chem 2022. [DOI: 10.1002/aoc.6551] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
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5
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The direct C(sp2)-H functionalization and coupling of aromatic N-heterocycles with (hetero)aryl bromides by [PdX2(imidazolidin-2-ylidene)(Py)] catalysts. J Organomet Chem 2021. [DOI: 10.1016/j.jorganchem.2021.122013] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
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6
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Hunjan MK, Panday S, Gupta A, Bhaumik J, Das P, Laha JK. Recent Advances in Functionalization of Pyrroles and their Translational Potential. CHEM REC 2021; 21:715-780. [PMID: 33650751 DOI: 10.1002/tcr.202100010] [Citation(s) in RCA: 36] [Impact Index Per Article: 12.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/12/2021] [Revised: 02/08/2021] [Accepted: 02/10/2021] [Indexed: 12/25/2022]
Abstract
Among the known aromatic nitrogen heterocycles, pyrrole represents a privileged aromatic heterocycle ranging its occurrence in the key component of "pigments of life" to biologically active natural products to active pharmaceuticals. Pyrrole being an electron-rich heteroaromatic compound, its predominant functionalization is legendary to aromatic electrophilic substitution reactions. Although a few excellent reviews on the functionalization of pyrroles including the reports by Baltazzi in 1963, Casiraghi and Rassu in 1995, and Banwell in 2006 are available, they are fragmentary and over fifteen years old, and do not cover the modern aspects of catalysis. A review covering a comprehensive package of direct functionalization on pyrroles via catalytic and non-catalytic methods including their translational potential is described. Subsequent to statutory yet concise introduction, the classical functionalization on pyrroles using Lewis acids largely following an ionic mechanism is discussed. The subsequent discussion follows the various metal-catalyzed C-H functionalization on pyrroles, which are otherwise difficult to implement by Lewis acids. A major emphasize is given on the radical based pyrrole functionalization under metal-free oxidative conditions, which is otherwise poorly highlighted in the literature. Towards the end, the current development of pyrrole functionalization under photocatalyzed and electrochemical conditions is appended. Only a selected examples of substrates and important mechanisms are discussed for different methods highlighting their scopes and limitations. The aromatic nucleophillic substitution on pyrroles (being an electron-rich heterocycle) happened to be the subject of recent investigations, which has also been covered accentuating their underlying conceptual development. Despite great achievements over the past several years in these areas, many challenges and problems are yet to be solved, which are all discussed in summary and outlook.
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Affiliation(s)
- Mandeep Kaur Hunjan
- Department of Pharmaceutial Technology (Process Chemistry), National Institute of Pharmaceutical Education & Research (NIPER) S.A.S. Nagar, Mohali, 160062, India
| | - Surabhi Panday
- Department of Pharmaceutial Technology (Process Chemistry), National Institute of Pharmaceutical Education & Research (NIPER) S.A.S. Nagar, Mohali, 160062, India
| | - Anjali Gupta
- Department of Pharmaceutial Technology (Process Chemistry), National Institute of Pharmaceutical Education & Research (NIPER) S.A.S. Nagar, Mohali, 160062, India
| | - Jayeeta Bhaumik
- Center of Innovative and Applied Bioprocessing (CIAB), Department of Biotechnology (DBT), Government of India, Sector 81 (Knowledge City), S.A.S., Nagar, 140306, Punjab, India
| | - Parthasarathi Das
- Department of Chemistry, Indian Institute of Technology (Indian School of Mines) Dhanbad, Dhanbad, 826004, India
| | - Joydev K Laha
- Department of Pharmaceutial Technology (Process Chemistry), National Institute of Pharmaceutical Education & Research (NIPER) S.A.S. Nagar, Mohali, 160062, India
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7
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Kaloğlu M, Kaloğlu N, Özdemir İ. Palladium-PEPPSI-NHC Complexes Bearing Imidazolidin-2-Ylidene Ligand: Efficient Precatalysts for the Direct C5-Arylation of N-Methylpyrrole-2-Carboxaldehyde. Catal Letters 2021. [DOI: 10.1007/s10562-021-03561-4] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
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8
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Jalal M, Hammouti B, Touzani R, Aouniti A, Ozdemir I. Metal-NHC heterocycle complexes in catalysis and biological applications: Systematic review. MATERIALS TODAY. PROCEEDINGS 2020; 31:S122-S129. [PMID: 32837919 PMCID: PMC7365653 DOI: 10.1016/j.matpr.2020.06.398] [Citation(s) in RCA: 14] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 04/29/2020] [Revised: 06/18/2020] [Accepted: 06/20/2020] [Indexed: 12/27/2022]
Abstract
N-heterocyclic carbenes are of central importance in many domains of chemistry such as organometallic, catalysis and bioinorganic. Their great importance is due to their ability to act as ligands with a large number of transition metals. These Metal-NHCs are used as catalysts in various organic transformations with good biological properties. A wide range of Metals - NHC has been found to be useful as a catalyst in various reactions using Ru, Pd, Ir, Au and Ag. This review examines the different classes of Metal - NHCs and their applications as effective catalysts in several types of organic processes, for example the formation of amide linkage, hydrogenation, isomerization, cycloisomerization, cyclopropanation, hydrosilylation, allylation and desallylation, enol-ester synthesis, heterocycle synthesis, C - C alkyne coupling.
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Affiliation(s)
- Mohammed Jalal
- Laboratory of Applied and Environmental Chemistry (LCAE), Mohammed First University, Faculty of Science, Department of Chemistry, 60000 Oujda, Morocco
| | - Belkheir Hammouti
- Laboratory of Applied and Environmental Chemistry (LCAE), Mohammed First University, Faculty of Science, Department of Chemistry, 60000 Oujda, Morocco
| | - Rachid Touzani
- Laboratory of Applied and Environmental Chemistry (LCAE), Mohammed First University, Faculty of Science, Department of Chemistry, 60000 Oujda, Morocco
| | - Abdelouhaed Aouniti
- Laboratory of Applied and Environmental Chemistry (LCAE), Mohammed First University, Faculty of Science, Department of Chemistry, 60000 Oujda, Morocco
| | - Ismail Ozdemir
- Inönü University, Faculty of Science and Arts, Department of Chemistry, 44280 Malatya, Turkey
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9
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Synthesis, characterization and antitumor properties of novel silver(I) and gold(I) N-heterocyclic carbene complexes. Inorganica Chim Acta 2020. [DOI: 10.1016/j.ica.2020.119530] [Citation(s) in RCA: 19] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
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10
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Abstract
In this contribution, we provide a comprehensive overview of C-H activation methods promoted by NHC-transition metal complexes, covering the literature since 2002 (the year of the first report on metal-NHC-catalyzed C-H activation) through June 2019, focusing on both NHC ligands and C-H activation methods. This review covers C-H activation reactions catalyzed by group 8 to 11 NHC-metal complexes. Through discussing the role of NHC ligands in promoting challenging C-H activation methods, the reader is provided with an overview of this important area and its crucial role in forging carbon-carbon and carbon-heteroatom bonds by directly engaging ubiquitous C-H bonds.
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Affiliation(s)
- Qun Zhao
- Department of Chemistry , Rutgers University , 73 Warren Street , Newark , New Jersey 07102 , United States
| | - Guangrong Meng
- Department of Chemistry , Rutgers University , 73 Warren Street , Newark , New Jersey 07102 , United States
| | - Steven P Nolan
- Department of Chemistry and Center for Sustainable Chemistry , Ghent University , Krijgslaan 281 , 9000 Ghent , Belgium
| | - Michal Szostak
- Department of Chemistry , Rutgers University , 73 Warren Street , Newark , New Jersey 07102 , United States
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11
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Allenbaugh RJ, Zachary JR, Underwood AN, Bryson JD, Williams JR, Shaw A. Kinetic analysis of the complete mechanochemical synthesis of a palladium(II) carbene complex. INORG CHEM COMMUN 2020. [DOI: 10.1016/j.inoche.2019.107622] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
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12
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Yamaguchi M, Fujiwara S, Manabe K. Synthesis of 2,2,5-Trisubstituted 2H-Pyrroles and 2,3,5-Trisubstituted 1H-Pyrroles by Ligand-Controlled Site-Selective Dearomative C2-Arylation and Direct C3-Arylation. Org Lett 2019; 21:6972-6977. [DOI: 10.1021/acs.orglett.9b02559] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Affiliation(s)
- Miyuki Yamaguchi
- School of Pharmaceutical Sciences, University of Shizuoka, 52-1 Yada, Suruga-ku, Shizuoka 422-8526, Japan
| | - Sakiko Fujiwara
- School of Pharmaceutical Sciences, University of Shizuoka, 52-1 Yada, Suruga-ku, Shizuoka 422-8526, Japan
| | - Kei Manabe
- School of Pharmaceutical Sciences, University of Shizuoka, 52-1 Yada, Suruga-ku, Shizuoka 422-8526, Japan
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13
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Kaloğlu M, Kaloğlur N, Özdemir İ. Direct C-H Bond Activation of Benzoxazole and Benzothiazole with Aryl Bromides Catalyzed by Palladium(II)-N-
heterocyclic Carbene Complexes. CHINESE J CHEM 2018. [DOI: 10.1002/cjoc.201800166] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Affiliation(s)
- Murat Kaloğlu
- Department of Chemistry, Faculty of Science and Arts; İnönü University; 44280 Malatya Turkey
- Catalysis Research and Application Center; İnönü University; 44280 Malatya Turkey
| | - Nazan Kaloğlur
- Department of Chemistry, Faculty of Science and Arts; İnönü University; 44280 Malatya Turkey
- Catalysis Research and Application Center; İnönü University; 44280 Malatya Turkey
| | - İsmail Özdemir
- Department of Chemistry, Faculty of Science and Arts; İnönü University; 44280 Malatya Turkey
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14
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Synthesis of N-heterocyclic carbene-palladium-PEPPSI complexes and their catalytic activity in the direct C-H bond activation. J Organomet Chem 2018. [DOI: 10.1016/j.jorganchem.2017.10.019] [Citation(s) in RCA: 37] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
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15
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Kaloğlu M, Özdemir İ. Palladium(II)- N -heterocyclic carbene-catalyzed direct C2- or C5-arylation of thiazoles with aryl bromides. Tetrahedron 2018. [DOI: 10.1016/j.tet.2018.03.026] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/17/2022]
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16
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Kaloğlu M, Kaloğlu N, Özdemir İ. Direct C-H Bond Arylation of C2-Blocked Pyrrole with Aryl Halides Using Palladium(II)-N
-Heterocyclic Carbene Catalysts. ChemistrySelect 2018. [DOI: 10.1002/slct.201801045] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Murat Kaloğlu
- Department of Chemistry; İnönü University, Faculty of Science and Arts; 44280 Malatya Turkey
- Catalysis Research and Application Center; İnönü University; 44280 Malatya Turkey
| | - Nazan Kaloğlu
- Department of Chemistry; İnönü University, Faculty of Science and Arts; 44280 Malatya Turkey
- Catalysis Research and Application Center; İnönü University; 44280 Malatya Turkey
| | - İsmail Özdemir
- Department of Chemistry; İnönü University, Faculty of Science and Arts; 44280 Malatya Turkey
- Catalysis Research and Application Center; İnönü University; 44280 Malatya Turkey
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17
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Gök Y, Yiğit B, Özeroğlu Çelikal Ö, Yiğit M. Anti-Markovnikov hydroaminations of styrene catalyzed by palladium(II) N-heterocyclic carbene complexes under conventional and microwave heating. TRANSIT METAL CHEM 2018. [DOI: 10.1007/s11243-018-0245-1] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/16/2022]
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18
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Kaloğlu M, Özdemir İ. Palladium(II)-N-
Heterocyclic Carbene Complexes: Efficient Catalysts for the Direct C-H Bond Arylation of Furans with Aryl Halides. Appl Organomet Chem 2018. [DOI: 10.1002/aoc.4399] [Citation(s) in RCA: 21] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
Affiliation(s)
- Murat Kaloğlu
- Department of Chemistry; İnönü University, Faculty of Science and Arts; 44280 Malatya Turkey
- Catalysis Research and Application Center; İnönü University; 44280 Malatya Turkey
| | - İsmail Özdemir
- Department of Chemistry; İnönü University, Faculty of Science and Arts; 44280 Malatya Turkey
- Catalysis Research and Application Center; İnönü University; 44280 Malatya Turkey
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19
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Kaloğlu M, Gürbüz N, Sémeril D, Özdemir İ. Ruthenium(II)-(p
-cymene)-N-Heterocyclic Carbene Complexes for the N
-Alkylation of Amine Using the Green Hydrogen Borrowing Methodology. Eur J Inorg Chem 2018. [DOI: 10.1002/ejic.201701479] [Citation(s) in RCA: 26] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/25/2023]
Affiliation(s)
- Murat Kaloğlu
- Department of Chemistry; Faculty of Science and Art; İnönü University; 44280 Malatya Turkey
- Catalysis Research and Application Center; İnönü University; 44280 Malatya Turkey
| | - Nevin Gürbüz
- Department of Chemistry; Faculty of Science and Art; İnönü University; 44280 Malatya Turkey
- Catalysis Research and Application Center; İnönü University; 44280 Malatya Turkey
| | - David Sémeril
- Laboratoire de Chimie Inorganique Moléculaire et Catalyse; Institut de Chimie UMR 7177 CNRS; Université de Strasbourg; 4 rue Blaise Pascal 67008 Strasbourg cedex France
| | - İsmail Özdemir
- Department of Chemistry; Faculty of Science and Art; İnönü University; 44280 Malatya Turkey
- Catalysis Research and Application Center; İnönü University; 44280 Malatya Turkey
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20
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Gök Y, Aktaş A, Erdoğan H, Sarı Y. New 4-vinylbenzyl-substituted bis(NHC)-Pd(II) complexes: Synthesis, characterization and the catalytic activity in the direct arylation reaction. Inorganica Chim Acta 2018. [DOI: 10.1016/j.ica.2017.12.019] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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21
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Yiğit B, Gürbüz N, Yiğit M, Dağdeviren Z, Özdemir İ. Palladium(II) N-heterocyclic carbene complexes as catalysts for the direct arylation of pyrrole derivatives with aryl chlorides. Inorganica Chim Acta 2017. [DOI: 10.1016/j.ica.2017.05.047] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
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22
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Sahin Z, Akkoς S, İlhan İÖ, Kayser V. Palladium N-Heterocyclic Carbene Complexes: Synthesis from Benzimidazolium Salts and Catalytic Activity in Carbon-carbon Bond-forming Reactions. J Vis Exp 2017. [PMID: 28784970 DOI: 10.3791/54932] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/31/2022] Open
Abstract
Detailed and generalized protocols are presented for the synthesis and subsequent purification of four palladium N-heterocyclic carbene complexes from benzimidazolium salts. Detailed and generalized protocols are also presented for testing the catalytic activity of such complexes in arylation and Suzuki-Miyaura cross-coupling reactions. Representative results are shown for the catalytic activity of the four complexes in arylation and Suzuki-Miyaura type reactions. For each of the reactions investigated, at least one of the four complexes successfully catalyzed the reaction, qualifying them as promising candidates for catalysis of many carbon-carbon bond-forming reactions. The protocols presented are general enough to be adapted for the synthesis, purification and catalytic activity testing of new palladium N-heterocyclic carbene complexes.
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Affiliation(s)
- Ziya Sahin
- Faculty of Pharmacy, The University of Sydney
| | - Senem Akkoς
- Faculty of Pharmacy, The University of Sydney; Department of Chemistry, Faculty of Sciences, Erciyes University
| | - İlhan Özer İlhan
- Department of Chemistry, Faculty of Sciences, Erciyes University
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23
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Kaloğlu N, Özdemir İ, Günal S, Özdemir İ. Synthesis and antimicrobial activity of bulky 3,5‐di‐
tert
‐butyl substituent‐containing silver–N‐heterocyclic carbene complexes. Appl Organomet Chem 2017. [DOI: 10.1002/aoc.3803] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Affiliation(s)
- Nazan Kaloğlu
- Faculty of Pharmacy, Department of Pharmaceutical ChemistryInönü University 44280 Malatya Turkey
- Catalysis Research and Application CenterInönü University 44280 Malatya Turkey
| | - İlknur Özdemir
- Faculty of Science and Arts, Department of ChemistryInönü University 44280 Malatya Turkey
| | - Selami Günal
- Faculty of Pharmacy, Department of Pharmaceutical MicrobiologyInönü University 44280 Malatya Turkey
| | - İsmail Özdemir
- Catalysis Research and Application CenterInönü University 44280 Malatya Turkey
- Faculty of Science and Arts, Department of ChemistryInönü University 44280 Malatya Turkey
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24
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Kaloğlu M, Özdemir İ, Dorcet V, Bruneau C, Doucet H. PEPPSI-Type Palladium-NHC Complexes: Synthesis, Characterization, and Catalytic Activity in the Direct C5-Arylation of 2-Substituted Thiophene Derivatives with Aryl Halides. Eur J Inorg Chem 2017. [DOI: 10.1002/ejic.201601452] [Citation(s) in RCA: 45] [Impact Index Per Article: 6.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Affiliation(s)
- Murat Kaloğlu
- Department of Chemistry; Faculty of Science and Art; İnönü University; 44280 Malatya Turkey
- Catalysis Research and Application Center; İnönü University; 44280 Malatya Turkey
| | - İsmail Özdemir
- Department of Chemistry; Faculty of Science and Art; İnönü University; 44280 Malatya Turkey
- Catalysis Research and Application Center; İnönü University; 44280 Malatya Turkey
| | - Vincent Dorcet
- UMR 6226 CNRS-Université de Rennes 1; Institut des Sciences Chimiques de Rennes; Campus de Beaulieu 35042 Rennes France
| | - Christian Bruneau
- UMR 6226 CNRS-Université de Rennes 1; Institut des Sciences Chimiques de Rennes; Campus de Beaulieu 35042 Rennes France
| | - Henri Doucet
- UMR 6226 CNRS-Université de Rennes 1; Institut des Sciences Chimiques de Rennes; Campus de Beaulieu 35042 Rennes France
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25
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Kaloğlu N, Kaloğlu M, Özdemir İ, Günal S, Özdemir İ. Silver-N
-Heterocyclic Carbene Complexes: Synthesis, Characterization, and Antimicrobial Properties. J CHIN CHEM SOC-TAIP 2017. [DOI: 10.1002/jccs.201700024] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/04/2023]
Affiliation(s)
- Nazan Kaloğlu
- Department of Chemistry, Faculty of Science and Arts; İnönü University; Malatya 44280 Turkey
- Catalysis Research and Application Center; İnönü University; Malatya 44280 Turkey
| | - Murat Kaloğlu
- Department of Chemistry, Faculty of Science and Arts; İnönü University; Malatya 44280 Turkey
- Catalysis Research and Application Center; İnönü University; Malatya 44280 Turkey
| | - İlknur Özdemir
- Department of Chemistry, Faculty of Science and Arts; İnönü University; Malatya 44280 Turkey
| | - Selami Günal
- Department of Pharmaceutical Microbiology, Faculty of Pharmacy; İnönü University; Malatya 44280 Turkey
| | - İsmail Özdemir
- Department of Chemistry, Faculty of Science and Arts; İnönü University; Malatya 44280 Turkey
- Catalysis Research and Application Center; İnönü University; Malatya 44280 Turkey
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26
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Yiğit M, Yiğit B, Gök Y. Synthesis of novel palladium(II) N-heterocyclic carbene complexes and their catalytic activities in the direct C5 arylation reactions. Inorganica Chim Acta 2016. [DOI: 10.1016/j.ica.2016.07.055] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
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27
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Rossi R, Lessi M, Manzini C, Marianetti G, Bellina F. Achievement of regioselectivity in transition metal-catalyzed direct C–H (hetero)arylation reactions of heteroarenes with one heteroatom through the use of removable protecting/blocking substituents or traceless directing groups. Tetrahedron 2016. [DOI: 10.1016/j.tet.2016.02.037] [Citation(s) in RCA: 34] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/08/2023]
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28
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Rossi R, Lessi M, Manzini C, Marianetti G, Bellina F. Transition Metal-Free Direct CH (Hetero)arylation of Heteroarenes: A Sustainable Methodology to Access (Hetero)aryl-Substituted Heteroarenes. Adv Synth Catal 2015. [DOI: 10.1002/adsc.201500799] [Citation(s) in RCA: 84] [Impact Index Per Article: 9.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/05/2023]
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29
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Karaca EÖ, Gürbüz N, Özdemir İ, Doucet H, Şahin O, Büyükgüngör O, Çetinkaya B. Palladium Complexes with Tetrahydropyrimidin-2-ylidene Ligands: Catalytic Activity for the Direct Arylation of Furan, Thiophene, and Thiazole Derivatives. Organometallics 2015. [DOI: 10.1021/om501201r] [Citation(s) in RCA: 30] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Affiliation(s)
- Emine Özge Karaca
- Catalysis Research and Application Center, Inönü University, 44280, Malatya, Turkey
| | - Nevin Gürbüz
- Catalysis Research and Application Center, Inönü University, 44280, Malatya, Turkey
| | - İsmail Özdemir
- Catalysis Research and Application Center, Inönü University, 44280, Malatya, Turkey
| | - Henri Doucet
- Centre de Catalyse et Chimie Verte, Institut des Sciences
Chimiques de Rennes, Université de Rennes 1, 35042 Rennes, France
| | - Onur Şahin
- Scientific and Technological
Research Application and Research Center, Sinop University, 57010, Sinop, Turkey
| | - Orhan Büyükgüngör
- Department of Physics, Ondokuz Mayıs University, 55139, Samsun, Turkey
| | - Bekir Çetinkaya
- Department of Chemistry, Faculty of Science, Ege University, 35040, Bornova-İzmir, Turkey
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30
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Bhardwaj V, Gumber D, Abbot V, Dhiman S, Sharma P. Pyrrole: a resourceful small molecule in key medicinal hetero-aromatics. RSC Adv 2015. [DOI: 10.1039/c4ra15710a] [Citation(s) in RCA: 410] [Impact Index Per Article: 45.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022] Open
Abstract
Pyrrole is widely known as a biologically active scaffold which possesses a diverse nature of activities.
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Affiliation(s)
- Varun Bhardwaj
- Pharmaceutical Chemistry Laboratory
- Department of Biotechnology
- Bioinformatics and Pharmacy
- Jaypee University of Information Technology
- Solan
| | - Divya Gumber
- Department of Pharmaceutical Chemistry
- Banasthali
- India
| | - Vikrant Abbot
- Pharmaceutical Chemistry Laboratory
- Department of Biotechnology
- Bioinformatics and Pharmacy
- Jaypee University of Information Technology
- Solan
| | - Saurabh Dhiman
- Pharmaceutical Chemistry Laboratory
- Department of Biotechnology
- Bioinformatics and Pharmacy
- Jaypee University of Information Technology
- Solan
| | - Poonam Sharma
- Pharmaceutical Chemistry Laboratory
- Department of Biotechnology
- Bioinformatics and Pharmacy
- Jaypee University of Information Technology
- Solan
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31
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Hameury S, de Frémont P, Breuil PAR, Olivier-Bourbigou H, Braunstein P. Bis(ether-functionalized NHC) Nickel(II) Complexes, Trans to Cis Isomerization Triggered by Water Coordination, and Catalytic Ethylene Oligomerization. Organometallics 2014. [DOI: 10.1021/om5008506] [Citation(s) in RCA: 42] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Affiliation(s)
- Sophie Hameury
- Laboratoire
de Chimie de Coordination, Institut de Chimie (UMR 7177 CNRS), Université de Strasbourg, 4 Rue Blaise Pascal, CS 90032,
67081 Strasbourg, France
| | - Pierre de Frémont
- Laboratoire
de Chimie de Coordination, Institut de Chimie (UMR 7177 CNRS), Université de Strasbourg, 4 Rue Blaise Pascal, CS 90032,
67081 Strasbourg, France
| | - Pierre-Alain R. Breuil
- IFP Energies nouvelles, Rond-Point de l’échangeur
de Solaize, BP3, 69360 Solaize, France
| | | | - Pierre Braunstein
- Laboratoire
de Chimie de Coordination, Institut de Chimie (UMR 7177 CNRS), Université de Strasbourg, 4 Rue Blaise Pascal, CS 90032,
67081 Strasbourg, France
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32
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Leadbeater NE. Opening an Aladdin's cave: the Suzuki coupling in a room-temperature ionic liquid. Chem Commun (Camb) 2014; 50:1515-8. [PMID: 24383065 DOI: 10.1039/c3cc44932g] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
This viewpoint will discuss the impact of the 2000 Chem. Commun. report that the palladium-catalysed Suzuki coupling can be performed quickly and easily in a room-temperature ionic liquid. This work has helped fuel what have now become whole areas of chemistry of their own: the use of ionic liquids as reaction media for catalytic transformations, and the application of palladium complexes bearing N-heterocyclic carbene (NHC) ligands in the Suzuki coupling and beyond.
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Affiliation(s)
- Nicholas E Leadbeater
- Department of Chemistry, University of Connecticut, 55 N. Eagleville Road, Storrs, CT 06269, USA.
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33
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Bernhammer JC, Singh H, Huynh HV. Amine-Functionalized Indazolin-3-ylidene Complexes of Palladium(II) by Postmodification of a Single Precursor. Organometallics 2014. [DOI: 10.1021/om5006275] [Citation(s) in RCA: 31] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Jan C. Bernhammer
- Department of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Singapore
| | - Harvenjit Singh
- Department of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Singapore
| | - Han Vinh Huynh
- Department of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Singapore
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34
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Teng Q, Upmann D, Ng Wijaya SAZ, Huynh HV. Bis(functionalized NHC) Palladium(II) Complexes via a Postmodification Approach. Organometallics 2014. [DOI: 10.1021/om500274c] [Citation(s) in RCA: 23] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
Affiliation(s)
- Qiaoqiao Teng
- Department
of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Republic of Singapore
| | - Daniel Upmann
- Department
of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Republic of Singapore
| | - Sheena Ai Zi Ng Wijaya
- Department
of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Republic of Singapore
| | - Han Vinh Huynh
- Department
of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Republic of Singapore
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35
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Bernhammer JC, Huynh HV. Benzimidazolin-2-ylidene Complexes of Palladium(II) Featuring a Thioether Moiety: Synthesis, Characterization, Molecular Dynamics, and Catalytic Activities. Organometallics 2014. [DOI: 10.1021/om500083r] [Citation(s) in RCA: 41] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
Affiliation(s)
- Jan C. Bernhammer
- Department
of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Singapore
| | - Han Vinh Huynh
- Department
of Chemistry, National University of Singapore, 3 Science Drive 3, Singapore 117543, Singapore
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36
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Rossi R, Bellina F, Lessi M, Manzini C. Cross-Coupling of Heteroarenes by CH Functionalization: Recent Progress towards Direct Arylation and Heteroarylation Reactions Involving Heteroarenes Containing One Heteroatom. Adv Synth Catal 2014. [DOI: 10.1002/adsc.201300922] [Citation(s) in RCA: 366] [Impact Index Per Article: 36.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/27/2022]
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37
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Mariconda A, Grisi F, Costabile C, Falcone S, Bertolasi V, Longo P. Synthesis, characterization and catalytic behaviour of a palladium complex bearing a hydroxy-functionalized N-heterocyclic carbene ligand. NEW J CHEM 2014. [DOI: 10.1039/c3nj01281f] [Citation(s) in RCA: 25] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
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38
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Dooley JD, Reddy Chidipudi S, Lam HW. Catalyst-controlled divergent C-H functionalization of unsymmetrical 2-aryl cyclic 1,3-dicarbonyl compounds with alkynes and alkenes. J Am Chem Soc 2013; 135:10829-36. [PMID: 23806064 DOI: 10.1021/ja404867k] [Citation(s) in RCA: 144] [Impact Index Per Article: 13.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Abstract
Achieving site-selective, switchable C-H functionalizations of substrates that contain several different types of reactive C-H bonds is an attractive objective to enable the generation of different products from the same starting materials. Herein, we demonstrate the divergent C-H functionalization of unsymmetrical 2-aryl cyclic 1,3-dicarbonyl compounds that contain two distinct, nonadjacent sites for initial C-H functionalization, where product selectivity is achieved through catalyst control. By use of a palladium-N-heterocyclic carbene complex as the precatalyst, these substrates undergo oxidative annulation with alkynes to provide spiroindenes exclusively. In contrast, a ruthenium-based catalyst system gives benzopyrans as the major products. Examples of divergent, oxidative C-H alkenylations of the same substrates are also provided.
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Affiliation(s)
- Johnathon D Dooley
- EaStCHEM, School of Chemistry, University of Edinburgh, Joseph Black Building, The King's Buildings, West Mains Road, Edinburgh, EH9 3JJ, United Kingdom
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