1
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Knezevic M, Tiefenbacher K. Tweezer-Based C-H Oxidation Catalysts Overriding the Intrinsic Reactivity of Aliphatic Ammonium Substrates. Chemistry 2023; 29:e202203480. [PMID: 36469523 DOI: 10.1002/chem.202203480] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/09/2022] [Revised: 12/05/2022] [Accepted: 12/05/2022] [Indexed: 12/12/2022]
Abstract
The site-selective C-H oxygenation of alkyl chains as well as deactivated positions remains a great challenge for chemists. Here, we report the synthesis and application of four new supramolecular tweezer-based oxidation catalysts. They consist of the well-explored M(pdp/mcp) oxidation moiety and a molecular tweezer capable of binding ammonium salts. All catalysts display preferential oxidation of the strongly deactivated C3/C4 positions, however to different degrees. Furthermore, the best performing catalyst Fe(pdp)Twe was explored with an expanded substrate scope. It was demonstrated that the deactivated positions C3/C4 are also preferentially oxidized in these cases.
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Affiliation(s)
- Melina Knezevic
- Department of Chemistry, University of Basel, Mattenstrasse 24a, 4058, Basel, Switzerland
| | - Konrad Tiefenbacher
- Department of Chemistry, University of Basel, Mattenstrasse 24a, 4058, Basel, Switzerland.,Department of Biosystems Science and Engineering, ETH Zurich, Mattenstrasse 24, 4058, Basel, Switzerland
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2
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Linnebank PR, Kluwer AM, Reek J. Unraveling the Origin of the Regioselectivity of a Supramolecular Hydroformylation Catalyst. ChemCatChem 2022. [DOI: 10.1002/cctc.202200541] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Pim R. Linnebank
- University of Amsterdam Faculty of Science: Universiteit van Amsterdam Faculteit der Natuurwetenschappen Wiskunde en Informatica HIMS NETHERLANDS
| | - Alexander M. Kluwer
- University of Amsterdam Faculty of Science: Universiteit van Amsterdam Faculteit der Natuurwetenschappen Wiskunde en Informatica InCatT NETHERLANDS
| | - Joost Reek
- van 't Hoff Institute for moleculer science supramolecular catalysis Postbus 94720 1090 GS Amsterdam NETHERLANDS
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3
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Vicens L, Olivo G, Costas M. Remote Amino Acid Recognition Enables Effective Hydrogen Peroxide Activation at a Manganese Oxidation Catalyst. Angew Chem Int Ed Engl 2022; 61:e202114932. [PMID: 34854188 PMCID: PMC9304166 DOI: 10.1002/anie.202114932] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/03/2021] [Indexed: 12/14/2022]
Abstract
Precise delivery of a proton plays a key role in O2 activation at iron oxygenases, enabling the crucial O-O cleavage step that generates the oxidizing high-valent metal-oxo species. Such a proton is delivered by acidic residues that may either directly bind the iron center or lie in its second coordination sphere. Herein, a supramolecular strategy for enzyme-like H2 O2 activation at a biologically inspired manganese catalyst, with a nearly stoichiometric amount (1-1.5 equiv) of a carboxylic acid is disclosed. Key for this strategy is the incorporation of an α,ω-amino acid in the second coordination sphere of a chiral catalyst via remote ammonium-crown ether recognition. The properly positioned carboxylic acid function enables effective activation of hydrogen peroxide, leading to catalytic asymmetric epoxidation. Modulation of both amino acid and catalyst structure can tune the efficiency and the enantioselectivity of the reaction, and a study on the oxidative degradation pathway of the system is presented.
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Affiliation(s)
- Laia Vicens
- Institut de Química Computacional i Catàlisi (IQCC)Departament de QuímicaUniversitat de GironaCampus Montilivi17071Girona, CataloniaSpain
| | - Giorgio Olivo
- Institut de Química Computacional i Catàlisi (IQCC)Departament de QuímicaUniversitat de GironaCampus Montilivi17071Girona, CataloniaSpain
- Dipartamento di ChimicaUniversità “La Sapienza” di RomaPiazzale Aldo Moro 500185RomeItaly
| | - Miquel Costas
- Institut de Química Computacional i Catàlisi (IQCC)Departament de QuímicaUniversitat de GironaCampus Montilivi17071Girona, CataloniaSpain
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4
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Vicens L, Olivo G, Costas M. Remote Amino Acid Recognition Enables Effective Hydrogen Peroxide Activation at a Manganese Oxidation Catalyst. Angew Chem Int Ed Engl 2022. [DOI: 10.1002/ange.202114932] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Laia Vicens
- Institut de Química Computacional i Catàlisi (IQCC) Departament de Química Universitat de Girona Campus Montilivi 17071 Girona, Catalonia Spain
| | - Giorgio Olivo
- Institut de Química Computacional i Catàlisi (IQCC) Departament de Química Universitat de Girona Campus Montilivi 17071 Girona, Catalonia Spain
- Dipartamento di Chimica Università “La Sapienza” di Roma Piazzale Aldo Moro 5 00185 Rome Italy
| | - Miquel Costas
- Institut de Química Computacional i Catàlisi (IQCC) Departament de Química Universitat de Girona Campus Montilivi 17071 Girona, Catalonia Spain
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5
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Zhang Y, Sigrist M, Dydio P. Palladium‐Catalyzed Hydroformylation of Alkenes and Alkynes. European J Org Chem 2021. [DOI: 10.1002/ejoc.202101020] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Yang Zhang
- University of Strasbourg CNRS ISIS UMR 7006 8 allée Gaspard Monge 67000 Strasbourg France
| | - Michel Sigrist
- University of Strasbourg CNRS ISIS UMR 7006 8 allée Gaspard Monge 67000 Strasbourg France
| | - Paweł Dydio
- University of Strasbourg CNRS ISIS UMR 7006 8 allée Gaspard Monge 67000 Strasbourg France
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6
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Olivo G, Capocasa G, Ticconi B, Lanzalunga O, Di Stefano S, Costas M. Predictable Selectivity in Remote C−H Oxidation of Steroids: Analysis of Substrate Binding Mode. Angew Chem Int Ed Engl 2020. [DOI: 10.1002/ange.202003078] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Affiliation(s)
- Giorgio Olivo
- Institut de Química Computacional i Catàlisi (IQCC) and Departament de Química Universitat de Girona Campus de Montilivi, C/ Pic de Peguera 15 17003 Girona Spain
| | - Giorgio Capocasa
- Dipartimento di Chimica and Istituto CNR per i Sistemi Biologici (ISB-CNR) Sezione Meccanismi di Reazione Sapienza Università di Roma P. le A. Moro 5 00185 Rome Italy
| | - Barbara Ticconi
- Dipartimento di Chimica and Istituto CNR per i Sistemi Biologici (ISB-CNR) Sezione Meccanismi di Reazione Sapienza Università di Roma P. le A. Moro 5 00185 Rome Italy
| | - Osvaldo Lanzalunga
- Dipartimento di Chimica and Istituto CNR per i Sistemi Biologici (ISB-CNR) Sezione Meccanismi di Reazione Sapienza Università di Roma P. le A. Moro 5 00185 Rome Italy
| | - Stefano Di Stefano
- Dipartimento di Chimica and Istituto CNR per i Sistemi Biologici (ISB-CNR) Sezione Meccanismi di Reazione Sapienza Università di Roma P. le A. Moro 5 00185 Rome Italy
| | - Miquel Costas
- Institut de Química Computacional i Catàlisi (IQCC) and Departament de Química Universitat de Girona Campus de Montilivi, C/ Pic de Peguera 15 17003 Girona Spain
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7
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Knezevic M, Heilmann M, Piccini GM, Tiefenbacher K. Überwindung der intrinsischen Reaktivität bei aliphatischer C‐H‐Oxidation: Bevorzugte C3/C4‐Oxidation von aliphatischen Ammoniumsubstraten. Angew Chem Int Ed Engl 2020. [DOI: 10.1002/ange.202004242] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Melina Knezevic
- Departement Chemie Universität Basel Mattenstrasse 24a 4058 Basel Schweiz
| | - Michael Heilmann
- Departement Chemie Universität Basel Mattenstrasse 24a 4058 Basel Schweiz
| | - Giovanni Maria Piccini
- Departement Chemie und Angewandte Biowissenschaften ETH Zürich c/o USI Campus, Via Giuseppe Buffi 13 CH-6900 Lugano Schweiz
- Facoltàdi Informatica Istituto di Scienze Computazionali Universitàdella SvizzeraItaliana (USI) Via Giuseppe Buffi 13 CH-6900 Lugano Schweiz
| | - Konrad Tiefenbacher
- Departement Chemie Universität Basel Mattenstrasse 24a 4058 Basel Schweiz
- Departement Biosysteme ETH Zürich Mattenstrasse 24 4058 Basel Schweiz
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8
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Knezevic M, Heilmann M, Piccini GM, Tiefenbacher K. Overriding Intrinsic Reactivity in Aliphatic C−H Oxidation: Preferential C3/C4 Oxidation of Aliphatic Ammonium Substrates. Angew Chem Int Ed Engl 2020; 59:12387-12391. [DOI: 10.1002/anie.202004242] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/23/2020] [Revised: 05/20/2020] [Indexed: 01/15/2023]
Affiliation(s)
- Melina Knezevic
- Department of Chemistry University of Basel Mattenstrasse 24a 4058 Basel Switzerland
| | - Michael Heilmann
- Department of Chemistry University of Basel Mattenstrasse 24a 4058 Basel Switzerland
| | - Giovanni Maria Piccini
- Department of Chemistry and Applied Biosciences ETH Zurich c/o USI Campus, Via Giuseppe Buffi 13 CH-6900 Lugano Switzerland
- Facoltàdi Informatica Istituto di Scienze Computazionali Universitàdella SvizzeraItaliana (USI) Via Giuseppe Buffi 13 CH-6900 Lugano Switzerland
| | - Konrad Tiefenbacher
- Department of Chemistry University of Basel Mattenstrasse 24a 4058 Basel Switzerland
- Department of Biosystems Science and Engineering ETH Zurich Mattenstrasse 24 4058 Basel Switzerland
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9
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Regioselective Hydroformylation of Internal and Terminal Alkenes via Remote Supramolecular Control. Chemistry 2020; 26:8214-8219. [DOI: 10.1002/chem.202000620] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/05/2020] [Indexed: 02/05/2023]
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10
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Olivo G, Capocasa G, Ticconi B, Lanzalunga O, Di Stefano S, Costas M. Predictable Selectivity in Remote C−H Oxidation of Steroids: Analysis of Substrate Binding Mode. Angew Chem Int Ed Engl 2020; 59:12703-12708. [DOI: 10.1002/anie.202003078] [Citation(s) in RCA: 17] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/28/2020] [Revised: 04/07/2020] [Indexed: 01/19/2023]
Affiliation(s)
- Giorgio Olivo
- Institut de Química Computacional i Catàlisi (IQCC) and Departament de Química Universitat de Girona Campus de Montilivi, C/ Pic de Peguera 15 17003 Girona Spain
| | - Giorgio Capocasa
- Dipartimento di Chimica and Istituto CNR per i Sistemi Biologici (ISB-CNR) Sezione Meccanismi di Reazione Sapienza Università di Roma P. le A. Moro 5 00185 Rome Italy
| | - Barbara Ticconi
- Dipartimento di Chimica and Istituto CNR per i Sistemi Biologici (ISB-CNR) Sezione Meccanismi di Reazione Sapienza Università di Roma P. le A. Moro 5 00185 Rome Italy
| | - Osvaldo Lanzalunga
- Dipartimento di Chimica and Istituto CNR per i Sistemi Biologici (ISB-CNR) Sezione Meccanismi di Reazione Sapienza Università di Roma P. le A. Moro 5 00185 Rome Italy
| | - Stefano Di Stefano
- Dipartimento di Chimica and Istituto CNR per i Sistemi Biologici (ISB-CNR) Sezione Meccanismi di Reazione Sapienza Università di Roma P. le A. Moro 5 00185 Rome Italy
| | - Miquel Costas
- Institut de Química Computacional i Catàlisi (IQCC) and Departament de Química Universitat de Girona Campus de Montilivi, C/ Pic de Peguera 15 17003 Girona Spain
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11
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Bárta O, Císařová I, Mieczyńska E, Trzeciak AM, Štěpnička P. Synthesis and Catalytic Evaluation of Phosphanylferrocene Ligands with Cationic Guanidinium Pendants and Varied Phosphane Substituents. Eur J Inorg Chem 2019. [DOI: 10.1002/ejic.201901057] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/27/2023]
Affiliation(s)
- Ondřej Bárta
- Department of Inorganic Chemistry Faculty of Science Charles University Hlavova 2030 128 40 Prague Czech Republic
| | - Ivana Císařová
- Department of Inorganic Chemistry Faculty of Science Charles University Hlavova 2030 128 40 Prague Czech Republic
| | - Ewa Mieczyńska
- Department of Inorganic Chemistry Faculty of Chemistry University of Wrocław ul. F. Joliot‐Curie 14 50‐383 Wrocław Poland
| | - Anna M. Trzeciak
- Department of Inorganic Chemistry Faculty of Chemistry University of Wrocław ul. F. Joliot‐Curie 14 50‐383 Wrocław Poland
| | - Petr Štěpnička
- Department of Inorganic Chemistry Faculty of Science Charles University Hlavova 2030 128 40 Prague Czech Republic
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12
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Elaieb F, Sameni S, Awada M, Jeunesse C, Matt D, Toupet L, Harrowfield J, Takeuchi D, Takano S. Metallated Container Molecules: A Capsular Nickel Catalyst for Enhanced Butadiene Polymerisation. Eur J Inorg Chem 2019. [DOI: 10.1002/ejic.201901074] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Fethi Elaieb
- Laboratoire de Chimie Inorganique Moléculaire et Catalyse UMR 7177 CNRS Université de Strasbourg 4, rue Blaise Pascal 67008 Strasbourg Cedex France
| | - Soheila Sameni
- Laboratoire de Chimie Inorganique Moléculaire et Catalyse UMR 7177 CNRS Université de Strasbourg 4, rue Blaise Pascal 67008 Strasbourg Cedex France
| | - Mouhamad Awada
- Laboratoire de Chimie Inorganique Moléculaire et Catalyse UMR 7177 CNRS Université de Strasbourg 4, rue Blaise Pascal 67008 Strasbourg Cedex France
| | - Catherine Jeunesse
- Laboratoire de Chimie Inorganique Moléculaire et Catalyse UMR 7177 CNRS Université de Strasbourg 4, rue Blaise Pascal 67008 Strasbourg Cedex France
| | - Dominique Matt
- Laboratoire de Chimie Inorganique Moléculaire et Catalyse UMR 7177 CNRS Université de Strasbourg 4, rue Blaise Pascal 67008 Strasbourg Cedex France
| | - Loic Toupet
- UMR 7177 CNRS Université de Rennes 1 Campus de Beaulieu 35042 Rennes Cedex France
| | - Jack Harrowfield
- ISIS, UMR 7606 CNRS UMR 7177 CNRS Université de Strasbourg 8, rue Gaspard Monge 67083 Strasbourg Cedex France
| | - Daisuke Takeuchi
- Department of Frontier Materials Chemistry Graduate School of Science and Technology Hirosaki University 3 Bunkyo‐cho 036‐8561 Hirosaki Aomori Japan
| | - Shigenaga Takano
- Laboratory for Chemistry and Life Science Graduate School of Science and Technology Tokyo Institute of Technology 4259 Nagatsuda 226‐8503 Yokohama Japan
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13
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Jongkind LJ, Elemans JAAW, Reek JNH. Cofactor Controlled Encapsulation of a Rhodium Hydroformylation Catalyst. Angew Chem Int Ed Engl 2019; 58:2696-2699. [PMID: 30624847 PMCID: PMC6563692 DOI: 10.1002/anie.201812610] [Citation(s) in RCA: 31] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/02/2018] [Revised: 12/14/2018] [Indexed: 12/21/2022]
Abstract
Supramolecular approaches in transition-metal catalysis, including catalyst encapsulation, have attracted considerable attention. Compared to enzymes, supramolecular catalysts in general are less complex. Enzyme activity is often controlled by the use of smaller cofactor molecules, which is important in order to control reactivity in complex mixtures of molecules. Interested in increasing complexity and allowing control over supramolecular catalyst formation in response to external stimuli, we designed a catalytic system that only forms an efficient supramolecular complex when a small cofactor molecule is added to the solution. This in turn affects both the activity and selectivity when applied in a hydroformylation reaction. This contribution shows that catalyst encapsulation can be controlled by the addition of a cofactor, which affects crucial catalyst properties.
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Affiliation(s)
- Lukas J. Jongkind
- Homogeneous, Supramolecular and Bio-Inspired CatalysisVan't Hoff Institute for Molecular SciencesUniversity of AmsterdamScience Park 9041098 XHAmsterdamThe Netherlands
| | - Johannes A. A. W. Elemans
- Radboud UniversityInstitute for Molecules and MaterialsHeyendaalseweg 1356525 AJNijmegenThe Netherlands
| | - Joost N. H. Reek
- Homogeneous, Supramolecular and Bio-Inspired CatalysisVan't Hoff Institute for Molecular SciencesUniversity of AmsterdamScience Park 9041098 XHAmsterdamThe Netherlands
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14
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Jongkind LJ, Elemans JAAW, Reek JNH. Cofactor Controlled Encapsulation of a Rhodium Hydroformylation Catalyst. Angew Chem Int Ed Engl 2019. [DOI: 10.1002/ange.201812610] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
Affiliation(s)
- Lukas J. Jongkind
- Homogeneous, Supramolecular and Bio-Inspired CatalysisVan't Hoff Institute for Molecular SciencesUniversity of Amsterdam Science Park 904 1098 XH Amsterdam The Netherlands
| | - Johannes A. A. W. Elemans
- Radboud UniversityInstitute for Molecules and Materials Heyendaalseweg 135 6525 AJ Nijmegen The Netherlands
| | - Joost N. H. Reek
- Homogeneous, Supramolecular and Bio-Inspired CatalysisVan't Hoff Institute for Molecular SciencesUniversity of Amsterdam Science Park 904 1098 XH Amsterdam The Netherlands
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15
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Mote NR, Chikkali SH. Hydrogen-Bonding-Assisted Supramolecular Metal Catalysis. Chem Asian J 2018; 13:3623-3646. [DOI: 10.1002/asia.201801302] [Citation(s) in RCA: 32] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/28/2018] [Revised: 10/09/2018] [Indexed: 11/10/2022]
Affiliation(s)
- Nilesh R. Mote
- Polymer Science and Engineering Division; CSIR-National Chemical Laboratory; Dr. Homi Bhabha Road Pune- 411008 India
- Academy of Scientific and Innovative Research (AcSIR); Anusandhan Bhawan, 2 Rafi Marg New Delhi- 110001 India
| | - Samir H. Chikkali
- Polymer Science and Engineering Division; CSIR-National Chemical Laboratory; Dr. Homi Bhabha Road Pune- 411008 India
- Academy of Scientific and Innovative Research (AcSIR); Anusandhan Bhawan, 2 Rafi Marg New Delhi- 110001 India
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16
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Fang W, Breit B. Tandem Regioselective Hydroformylation-Hydrogenation of Internal Alkynes Using a Supramolecular Catalyst. Angew Chem Int Ed Engl 2018; 57:14817-14821. [DOI: 10.1002/anie.201809073] [Citation(s) in RCA: 31] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/07/2018] [Indexed: 11/11/2022]
Affiliation(s)
- Weiwei Fang
- Institut für Organische Chemie; Albert-Ludwigs-Universität Freiburg; Germany
| | - Bernhard Breit
- Institut für Organische Chemie; Albert-Ludwigs-Universität Freiburg; Germany
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17
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Fang W, Breit B. Tandem Regioselective Hydroformylation-Hydrogenation of Internal Alkynes Using a Supramolecular Catalyst. Angew Chem Int Ed Engl 2018. [DOI: 10.1002/ange.201809073] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/28/2022]
Affiliation(s)
- Weiwei Fang
- Institut für Organische Chemie; Albert-Ludwigs-Universität Freiburg; Germany
| | - Bernhard Breit
- Institut für Organische Chemie; Albert-Ludwigs-Universität Freiburg; Germany
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18
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Olivo G, Farinelli G, Barbieri A, Lanzalunga O, Di Stefano S, Costas M. Supramolecular Recognition Allows Remote, Site-Selective C−H Oxidation of Methylenic Sites in Linear Amines. Angew Chem Int Ed Engl 2017; 56:16347-16351. [DOI: 10.1002/anie.201709280] [Citation(s) in RCA: 67] [Impact Index Per Article: 9.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/07/2017] [Revised: 10/09/2017] [Indexed: 11/10/2022]
Affiliation(s)
- Giorgio Olivo
- Institut de Química Computacional i Catàlisi, IQCC and Departament de Química; Universitat de Girona; Campus de Montilivi 17003 Girona Spain
| | - Giulio Farinelli
- Dipartimento di Chimica and Istituto CNR di Metodologie Chimiche, IMC-CNR, Sezione Meccanismi di Reazione; Sapienza Università di Roma; P.le A. Moro 5 00185 Rome Italy
| | - Alessia Barbieri
- Dipartimento di Chimica and Istituto CNR di Metodologie Chimiche, IMC-CNR, Sezione Meccanismi di Reazione; Sapienza Università di Roma; P.le A. Moro 5 00185 Rome Italy
| | - Osvaldo Lanzalunga
- Dipartimento di Chimica and Istituto CNR di Metodologie Chimiche, IMC-CNR, Sezione Meccanismi di Reazione; Sapienza Università di Roma; P.le A. Moro 5 00185 Rome Italy
| | - Stefano Di Stefano
- Dipartimento di Chimica and Istituto CNR di Metodologie Chimiche, IMC-CNR, Sezione Meccanismi di Reazione; Sapienza Università di Roma; P.le A. Moro 5 00185 Rome Italy
| | - Miquel Costas
- Institut de Química Computacional i Catàlisi, IQCC and Departament de Química; Universitat de Girona; Campus de Montilivi 17003 Girona Spain
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19
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Olivo G, Farinelli G, Barbieri A, Lanzalunga O, Di Stefano S, Costas M. Supramolecular Recognition Allows Remote, Site-Selective C−H Oxidation of Methylenic Sites in Linear Amines. Angew Chem Int Ed Engl 2017. [DOI: 10.1002/ange.201709280] [Citation(s) in RCA: 26] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
Affiliation(s)
- Giorgio Olivo
- Institut de Química Computacional i Catàlisi, IQCC and Departament de Química; Universitat de Girona; Campus de Montilivi 17003 Girona Spain
| | - Giulio Farinelli
- Dipartimento di Chimica and Istituto CNR di Metodologie Chimiche, IMC-CNR, Sezione Meccanismi di Reazione; Sapienza Università di Roma; P.le A. Moro 5 00185 Rome Italy
| | - Alessia Barbieri
- Dipartimento di Chimica and Istituto CNR di Metodologie Chimiche, IMC-CNR, Sezione Meccanismi di Reazione; Sapienza Università di Roma; P.le A. Moro 5 00185 Rome Italy
| | - Osvaldo Lanzalunga
- Dipartimento di Chimica and Istituto CNR di Metodologie Chimiche, IMC-CNR, Sezione Meccanismi di Reazione; Sapienza Università di Roma; P.le A. Moro 5 00185 Rome Italy
| | - Stefano Di Stefano
- Dipartimento di Chimica and Istituto CNR di Metodologie Chimiche, IMC-CNR, Sezione Meccanismi di Reazione; Sapienza Università di Roma; P.le A. Moro 5 00185 Rome Italy
| | - Miquel Costas
- Institut de Química Computacional i Catàlisi, IQCC and Departament de Química; Universitat de Girona; Campus de Montilivi 17003 Girona Spain
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20
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Asadbegi S, Bodaghifard MA, Mobinikhaledi A. Poly N,N-dimethylaniline-formaldehyde supported on silica-coated magnetic nanoparticles: a novel and retrievable catalyst for green synthesis of 2-amino-3-cyanopyridines. RESEARCH ON CHEMICAL INTERMEDIATES 2017. [DOI: 10.1007/s11164-017-3200-4] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
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21
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Davis HJ, Genov GR, Phipps RJ. meta-Selective C-H Borylation of Benzylamine-, Phenethylamine-, and Phenylpropylamine-Derived Amides Enabled by a Single Anionic Ligand. Angew Chem Int Ed Engl 2017; 56:13351-13355. [PMID: 28877397 PMCID: PMC5656929 DOI: 10.1002/anie.201708967] [Citation(s) in RCA: 117] [Impact Index Per Article: 16.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/31/2017] [Indexed: 01/09/2023]
Abstract
Selective functionalization at the meta position of arenes remains a significant challenge. In this work, we demonstrate that a single anionic bipyridine ligand bearing a remote sulfonate group enables selective iridium-catalyzed borylation of a range of common amine-containing aromatic molecules at the arene meta position. We propose that this selectivity is the result of a key hydrogen bonding interaction between the substrate and catalyst. The scope of this meta-selective borylation is demonstrated on amides derived from benzylamines, phenethylamines and phenylpropylamines; amine-containing building blocks of great utility in many applications.
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Affiliation(s)
- Holly J. Davis
- Department of ChemistryUniversity of CambridgeLensfield RoadCambridgeCB2 1EWUK
| | - Georgi R. Genov
- Department of ChemistryUniversity of CambridgeLensfield RoadCambridgeCB2 1EWUK
| | - Robert J. Phipps
- Department of ChemistryUniversity of CambridgeLensfield RoadCambridgeCB2 1EWUK
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Davis HJ, Genov GR, Phipps RJ. meta
-Selective C−H Borylation of Benzylamine-, Phenethylamine-, and Phenylpropylamine-Derived Amides Enabled by a Single Anionic Ligand. Angew Chem Int Ed Engl 2017. [DOI: 10.1002/ange.201708967] [Citation(s) in RCA: 40] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/11/2023]
Affiliation(s)
- Holly J. Davis
- Department of Chemistry; University of Cambridge; Lensfield Road Cambridge CB2 1EW UK
| | - Georgi R. Genov
- Department of Chemistry; University of Cambridge; Lensfield Road Cambridge CB2 1EW UK
| | - Robert J. Phipps
- Department of Chemistry; University of Cambridge; Lensfield Road Cambridge CB2 1EW UK
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Cousin K, Menuel S, Monflier E, Hapiot F. Hydroformylation of Alkenes in a Planetary Ball Mill: From Additive-Controlled Reactivity to Supramolecular Control of Regioselectivity. Angew Chem Int Ed Engl 2017; 56:10564-10568. [PMID: 28672058 DOI: 10.1002/anie.201705467] [Citation(s) in RCA: 21] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/29/2017] [Indexed: 01/23/2023]
Abstract
The Rh-catalyzed hydroformylation of aromatic-substituted alkenes is performed in a planetary ball mill under CO/H2 pressure. The dispersion of the substrate molecules and the Rh-catalyst into the grinding jar is ensured by saccharides: methyl-α-d-glucopyranoside, acyclic dextrins, or cyclodextrins (CDs, cyclic oligosaccharides). The reaction affords the exclusive formation of aldehydes whatever the saccharide. Acyclic saccharides disperse the components within the solid mixture leading to high conversions of alkenes. However, they showed typical selectivity for α-aldehyde products. If CDs are the dispersing additive, the steric hindrance exerted by the CDs on the primary coordination sphere of the metal modifies the selectivity so that the β-aldehydes were also formed in non-negligible proportions. Such through-space control via hydrophobic effects over reactivity and regioselectivity reveals the potential of such solventless process for catalysis in solid state.
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Affiliation(s)
- Kévin Cousin
- Univ. Artois, CNRS, Centrale Lille, ENSCL, Univ. Lille, UMR 8181, Unité de Catalyse et de Chimie du Solide (UCCS), 62300, Lens, France
| | - Stéphane Menuel
- Univ. Artois, CNRS, Centrale Lille, ENSCL, Univ. Lille, UMR 8181, Unité de Catalyse et de Chimie du Solide (UCCS), 62300, Lens, France
| | - Eric Monflier
- Univ. Artois, CNRS, Centrale Lille, ENSCL, Univ. Lille, UMR 8181, Unité de Catalyse et de Chimie du Solide (UCCS), 62300, Lens, France
| | - Frédéric Hapiot
- Univ. Artois, CNRS, Centrale Lille, ENSCL, Univ. Lille, UMR 8181, Unité de Catalyse et de Chimie du Solide (UCCS), 62300, Lens, France
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Cousin K, Menuel S, Monflier E, Hapiot F. Hydroformylation of Alkenes in a Planetary Ball Mill: From Additive-Controlled Reactivity to Supramolecular Control of Regioselectivity. Angew Chem Int Ed Engl 2017. [DOI: 10.1002/ange.201705467] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023]
Affiliation(s)
- Kévin Cousin
- Univ. Artois, CNRS, Centrale Lille, ENSCL; Univ. Lille, UMR 8181; Unité de Catalyse et de Chimie du Solide (UCCS); 62300 Lens France
| | - Stéphane Menuel
- Univ. Artois, CNRS, Centrale Lille, ENSCL; Univ. Lille, UMR 8181; Unité de Catalyse et de Chimie du Solide (UCCS); 62300 Lens France
| | - Eric Monflier
- Univ. Artois, CNRS, Centrale Lille, ENSCL; Univ. Lille, UMR 8181; Unité de Catalyse et de Chimie du Solide (UCCS); 62300 Lens France
| | - Frédéric Hapiot
- Univ. Artois, CNRS, Centrale Lille, ENSCL; Univ. Lille, UMR 8181; Unité de Catalyse et de Chimie du Solide (UCCS); 62300 Lens France
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Pignataro L, Gennari C. Riding the Wave of Monodentate Ligand Revival: From the A/B Concept to Noncovalent Interactions. CHEM REC 2016; 16:2544-2560. [PMID: 27424817 DOI: 10.1002/tcr.201600087] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/28/2016] [Indexed: 12/19/2022]
Abstract
The rediscovery of chiral monodentate ligands made in the period 1999-2003 had important consequences in enantioselective transition-metal catalysis, such as the introduction of the A/B concept (i.e., use of monodentate ligand mixtures) and, later, a renewed interest in supramolecular ligands capable of ligand-ligand and ligand-substrate interactions. This Personal Account summarizes the contributions made by our research group in this area in the period 2004-2015, which reflect the abovementioned developments. Within this area, we introduced some original concepts, such as 1) the use of chiral tropos ligand mixtures; 2) the development of new strategies to maximize heterocomplex formation from combinations of simple monodentate ligands; 3) the investigation of new ligand-ligand interactions to achieve selective heterocomplex formation; and 4) the development of highly efficient and synthetically accessible supramolecular ligands.
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Affiliation(s)
- Luca Pignataro
- Università degli Studi di Milano, Dipartimento di Chimica, Via C. Golgi, 19, I-20133, Milan, Italy
| | - Cesare Gennari
- Università degli Studi di Milano, Dipartimento di Chimica, Via C. Golgi, 19, I-20133, Milan, Italy
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26
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Charvátová H, Císařová I, Štěpnička P. Synthesis of Phosphanylferrocenecarboxamides Bearing Guanidinium Substituents and Their Application in the Palladium-Catalyzed Cross-Coupling of Boronic Acids with Acyl Chlorides. Eur J Inorg Chem 2016. [DOI: 10.1002/ejic.201600461] [Citation(s) in RCA: 18] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/11/2023]
Affiliation(s)
- Hana Charvátová
- Charles University in Prague; Hlavova 2030 12840 Prague 2 Czech Republic
| | - Ivana Císařová
- Charles University in Prague; Hlavova 2030 12840 Prague 2 Czech Republic
| | - Petr Štěpnička
- Charles University in Prague; Hlavova 2030 12840 Prague 2 Czech Republic
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Kumar M, Chaudhari RV, Subramaniam B, Jackson TA. Importance of Long-Range Noncovalent Interactions in the Regioselectivity of Rhodium-Xantphos-Catalyzed Hydroformylation. Organometallics 2015. [DOI: 10.1021/om5012775] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Manoj Kumar
- Center
for Environmentally Beneficial Catalysis, ‡Department of Chemical Engineering, and §Department of
Chemistry, University of Kansas, Lawrence, Kansas 66045, United States
| | - Raghunath V. Chaudhari
- Center
for Environmentally Beneficial Catalysis, ‡Department of Chemical Engineering, and §Department of
Chemistry, University of Kansas, Lawrence, Kansas 66045, United States
| | - Bala Subramaniam
- Center
for Environmentally Beneficial Catalysis, ‡Department of Chemical Engineering, and §Department of
Chemistry, University of Kansas, Lawrence, Kansas 66045, United States
| | - Timothy A. Jackson
- Center
for Environmentally Beneficial Catalysis, ‡Department of Chemical Engineering, and §Department of
Chemistry, University of Kansas, Lawrence, Kansas 66045, United States
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28
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Shankaraiah K, Chandrasekhar G, Siva Nagi Reddy K, Sabitha G. First examples of 2,6-diarylnicotinaldehydes prepared under conventional and microwave conditions. Tetrahedron Lett 2015. [DOI: 10.1016/j.tetlet.2014.12.122] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
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29
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Affiliation(s)
- Emil Lindbäck
- Centre for Analysis and Synthesis, Department of Chemistry, Lund University, P.O. Box 124, S‐221 00 Lund (Sweden)
| | - Sami Dawaigher
- Centre for Analysis and Synthesis, Department of Chemistry, Lund University, P.O. Box 124, S‐221 00 Lund (Sweden)
| | - Kenneth Wärnmark
- Centre for Analysis and Synthesis, Department of Chemistry, Lund University, P.O. Box 124, S‐221 00 Lund (Sweden)
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30
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Activation of Carboxylic Acids in Asymmetric Organocatalysis. Angew Chem Int Ed Engl 2014; 53:7063-7. [DOI: 10.1002/anie.201400169] [Citation(s) in RCA: 75] [Impact Index Per Article: 7.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/07/2014] [Revised: 03/06/2014] [Indexed: 11/07/2022]
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31
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Monaco MR, Poladura B, Diaz de Los Bernardos M, Leutzsch M, Goddard R, List B. Carbonsäureaktivierung in der asymmetrischen Organokatalyse. Angew Chem Int Ed Engl 2014. [DOI: 10.1002/ange.201400169] [Citation(s) in RCA: 23] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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32
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Di Giovanni C, Poater A, Benet-Buchholz J, Cavallo L, Solà M, Llobet A. Dinuclear Ru-aqua complexes for selective epoxidation catalysis based on supramolecular substrate orientation effects. Chemistry 2014; 20:3898-902. [PMID: 24590438 DOI: 10.1002/chem.201304699] [Citation(s) in RCA: 29] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/30/2013] [Indexed: 11/07/2022]
Abstract
Ru-aqua complex {[Ru(II)(trpy)(H2O)]2(μ-pyr-dc)}(+) is a powerful epoxidation catalyst for a wide range of linear and cyclic alkenes. High turnover numbers (TNs), up to 17000, and turnover frequencies (TOF), up to 24120 h(-1) (6.7 s(-1)), have been obtained using PhIO as oxidant. This species presents an outstanding stereospecificity for both cis and trans olefins towards the formation of their corresponding cis and trans epoxides. In addition, it shows different reactivity to cis and trans olefins due to a substrate orientation supramolecular effect transmitted by its ligand scaffold. This effect together with the impressive reaction rates are rationalized using electrochemical techniques and DFT calculations.
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Affiliation(s)
- Carlo Di Giovanni
- Institute of Chemical Research of Catalonia (ICIQ), Av. Països Catalans 16, 43007 Tarragona (Spain), Departament de Química, Universitat Autònoma de Barcelona Cerdanyola del Vallès, 08193, Barcelona (Spain)
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Gumrukcu Y, de Bruin B, Reek JNH. Hydrogen-bond-assisted activation of allylic alcohols for palladium-catalyzed coupling reactions. CHEMSUSCHEM 2014; 7:890-896. [PMID: 24436302 DOI: 10.1002/cssc.201300723] [Citation(s) in RCA: 33] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/19/2013] [Revised: 11/01/2013] [Indexed: 06/03/2023]
Abstract
We report direct activation of allylic alcohols using a hydrogen-bond-assisted palladium catalyst and use this for alkylation and amination reactions. The novel catalyst comprises a palladium complex based on a functionalized monodentate phosphoramidite ligand in combination with urea additives and affords linear alkylated and aminated allylic products selectively. Detailed kinetic analysis show that oxidative addition of the allyl alcohol is the rate-determining step, which is facilitated by hydrogen bonds between the alcohol, the ligand functional group, and the additional urea additive.
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Affiliation(s)
- Yasemin Gumrukcu
- Van't Hoff Institute for Molecular Sciences, University of Amsterdam, Science Park 904, 1098 XH, Amsterdam (The Netherlands), Fax: (+31) 20-525-5604
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34
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Terrade FG, Lutz M, Reek JNH. Ligand Self-Sorting and Nonlinear Effects in Dinuclear Asymmetric Hydrogenation: Complexity in Catalysis. Chemistry 2013; 19:10458-62. [DOI: 10.1002/chem.201301966] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/22/2013] [Indexed: 11/09/2022]
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35
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Nelsen ER, Landis CR. Interception and Characterization of Alkyl and Acyl Complexes in Rhodium-Catalyzed Hydroformylation of Styrene. J Am Chem Soc 2013; 135:9636-9. [DOI: 10.1021/ja404799m] [Citation(s) in RCA: 39] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/17/2023]
Affiliation(s)
- Eleanor R. Nelsen
- Department of Chemistry, University of Wisconsin—Madison, 1101 University Avenue, Madison,
Wisconsin 53706, United States
| | - Clark R. Landis
- Department of Chemistry, University of Wisconsin—Madison, 1101 University Avenue, Madison,
Wisconsin 53706, United States
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36
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Allais C, Liéby-Muller F, Rodriguez J, Constantieux T. Metal-Free Michael-Addition-Initiated Three-Component Reaction for the Regioselective Synthesis of Highly Functionalized Pyridines: Scope, Mechanistic Investigations and Applications. European J Org Chem 2013. [DOI: 10.1002/ejoc.201300246] [Citation(s) in RCA: 46] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/19/2023]
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37
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Zhao B, Han Z, Ding K. The N-H functional group in organometallic catalysis. Angew Chem Int Ed Engl 2013; 52:4744-88. [PMID: 23471875 DOI: 10.1002/anie.201204921] [Citation(s) in RCA: 296] [Impact Index Per Article: 26.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/23/2012] [Revised: 10/01/2012] [Indexed: 11/09/2022]
Abstract
The organometallic approach is one of the most active topics in catalysis. The application of NH functionality in organometallic catalysis has become an important and attractive concept in catalyst design. NH moieties in the modifiers of organometallic catalysts have been shown to have various beneficial functions in catalysis by molecular recognition through hydrogen bonding to give catalyst-substrate, ligand-ligand, ligand-catalyst, and catalyst-catalyst interactions. This Review summarizes recent progress in the development of the organometallic catalysts based on the concept of cooperative catalysis by focusing on the NH moiety.
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Affiliation(s)
- Baoguo Zhao
- Key Laboratory of Resource Chemistry of Ministry of Education, Shanghai Normal University, Shanghai 200234, P.R. China
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39
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Dydio P, Reek JNH. Supramolecular Control of Selectivity in Hydroformylation of Vinyl Arenes: Easy Access to Valuable β-Aldehyde Intermediates. Angew Chem Int Ed Engl 2013. [DOI: 10.1002/ange.201209582] [Citation(s) in RCA: 27] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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40
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Dydio P, Reek JNH. Supramolecular Control of Selectivity in Hydroformylation of Vinyl Arenes: Easy Access to Valuable β-Aldehyde Intermediates. Angew Chem Int Ed Engl 2013; 52:3878-82. [DOI: 10.1002/anie.201209582] [Citation(s) in RCA: 65] [Impact Index Per Article: 5.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/29/2012] [Revised: 01/10/2013] [Indexed: 11/07/2022]
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41
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Besset T, Norman DW, Reek JNH. Supramolecular Encapsulated Rhodium Catalysts for Branched Selective Hydroformylation of Alkenes at High Temperature. Adv Synth Catal 2013. [DOI: 10.1002/adsc.201200790] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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42
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Hahn FE. Substrate Recognition and Regioselective Catalysis with Complexes Bearing NR,NH-NHC Ligands. ChemCatChem 2012. [DOI: 10.1002/cctc.201200567] [Citation(s) in RCA: 68] [Impact Index Per Article: 5.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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43
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Allais C, Liéby‐Muller F, Constantieux T, Rodriguez J. Dual Heterogeneous Catalysis for a Regioselective Three‐ Component Synthesis of Bi‐ and Tri(hetero)arylpyridines. Adv Synth Catal 2012. [DOI: 10.1002/adsc.201200412] [Citation(s) in RCA: 41] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Christophe Allais
- Aix‐Marseille Université, UMR CNRS 7313 iSm2, Campus Saint Jérôme, service 531, 13397 Marseille, France, Fax: (+33)‐(0)491‐289‐187; phone: (+33)‐(0)491‐288‐933
| | - Frédéric Liéby‐Muller
- Aix‐Marseille Université, UMR CNRS 7313 iSm2, Campus Saint Jérôme, service 531, 13397 Marseille, France, Fax: (+33)‐(0)491‐289‐187; phone: (+33)‐(0)491‐288‐933
| | - Thierry Constantieux
- Aix‐Marseille Université, UMR CNRS 7313 iSm2, Campus Saint Jérôme, service 531, 13397 Marseille, France, Fax: (+33)‐(0)491‐289‐187; phone: (+33)‐(0)491‐288‐933
| | - Jean Rodriguez
- Aix‐Marseille Université, UMR CNRS 7313 iSm2, Campus Saint Jérôme, service 531, 13397 Marseille, France, Fax: (+33)‐(0)491‐289‐187; phone: (+33)‐(0)491‐288‐933
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Pignataro L, Bovio C, Civera M, Piarulli U, Gennari C. A Library Approach to the Development of BenzaPhos: Highly Efficient Chiral Supramolecular Ligands for Asymmetric Hydrogenation. Chemistry 2012; 18:10368-81. [DOI: 10.1002/chem.201201032] [Citation(s) in RCA: 31] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/27/2012] [Revised: 05/22/2012] [Indexed: 11/10/2022]
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45
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Bellarosa L, Díez J, Gimeno J, Lledós A, Suárez FJ, Ujaque G, Vicent C. Highly Efficient Redox Isomerisation of Allylic Alcohols Catalysed by Pyrazole-Based Ruthenium(IV) Complexes in Water: Mechanisms of Bifunctional Catalysis in Water. Chemistry 2012; 18:7749-65. [DOI: 10.1002/chem.201103374] [Citation(s) in RCA: 62] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/26/2011] [Revised: 03/20/2012] [Indexed: 11/09/2022]
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46
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Bellini R, Reek JNH. Coordination studies on supramolecular chiral ligands and application in asymmetric hydroformylation. Chemistry 2012; 18:7091-9. [PMID: 22532382 DOI: 10.1002/chem.201200225] [Citation(s) in RCA: 29] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/20/2012] [Indexed: 11/06/2022]
Abstract
In this study we introduce a series of monodentate pyridine-based ligands for which the phosphorus coordination mode to rhodium can be controlled by the binding of Zn(II)-templates to the pyridyl group. A series of monodentate phosphoroamidite and phosphite ligands have been prepared and studied under hydroformylation conditions by in situ high-pressure NMR and IR techniques. These studies reveal the exclusive formation of rhodium hydride complexes in which the phosphorus atom of the ligand resides in an axial position, trans to the hydride, but only after addition of Zn(II)-template. In the absence of these templates the usual mono-coordinated rhodium hydrido complexes are formed, with the phosphorus ligated in the equatorial plane, cis to the hydride. The catalytic performance of these complexes is evaluated in asymmetric hydroformylation of unfunctionalised internal alkenes in which the supramolecular change is reflected in higher activity and selectivity.
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Affiliation(s)
- Rosalba Bellini
- Van't Hoff Institute for Molecular Sciences, University of Amsterdam, Science Park 904, 1098 XH, Amsterdam, The Netherlands
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47
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Pignataro L, Boghi M, Civera M, Carboni S, Piarulli U, Gennari C. Rhodium-catalyzed asymmetric hydrogenation of olefins with PhthalaPhos, a new class of chiral supramolecular ligands. Chemistry 2011; 18:1383-400. [PMID: 22213039 DOI: 10.1002/chem.201102018] [Citation(s) in RCA: 55] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/30/2011] [Indexed: 11/11/2022]
Abstract
A library of 19 binol-derived chiral monophosphites that contain a phthalic acid diamide group (PhthalaPhos) has been designed and synthesized in four steps. These new ligands were screened in the rhodium-catalyzed enantioselective hydrogenation of prochiral dehydroamino esters and enamides. Several members of the library showed excellent enantioselectivity with methyl 2-acetamido acrylate (6 ligands gave >97% ee), methyl (Z)-2-acetamido cinnamate (6 ligands gave >94% ee), and N-(1-phenylvinyl)acetamide (9 ligands gave >95% ee), whilst only a few representatives afforded high enantioselectivities for challenging and industrially relevant substrates N-(3,4-dihydronaphthalen-1-yl)-acetamide (96% ee in one case) and methyl (E)-2-(acetamidomethyl)-3-phenylacrylate (99% ee in one case). In most cases, the new ligands were more active and more stereoselective than their structurally related monodentate phosphites (which are devoid of functional groups that are capable of hydrogen-bonding interactions). Control experiments and kinetic studies were carried out that allowed us to demonstrate that hydrogen-bonding interactions involving the diamide group of the PhthalaPhos ligands strongly contribute to their outstanding catalytic properties. Computational studies carried out on a rhodium precatalyst and on a conceivable intermediate in the hydrogenation catalytic cycle shed some light on the role played by hydrogen bonding, which is likely to act in a substrate-orientation effect.
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Affiliation(s)
- Luca Pignataro
- Università degli Studi di Milano, Dipartimento di Chimica Organica e Industriale, Centro Interdipartimentale CISI, Istituto di Scienze e Tecnologie Molecolari del CNR, Milano, Italy.
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48
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Hastings CJ, Backlund MP, Bergman RG, Raymond KN. Enzyme-like Control of Carbocation Deprotonation Regioselectivity in Supramolecular Catalysis of the Nazarov Cyclization. Angew Chem Int Ed Engl 2011. [DOI: 10.1002/ange.201105325] [Citation(s) in RCA: 32] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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49
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Hastings CJ, Backlund MP, Bergman RG, Raymond KN. Enzyme-like control of carbocation deprotonation regioselectivity in supramolecular catalysis of the Nazarov cyclization. Angew Chem Int Ed Engl 2011; 50:10570-3. [PMID: 21932275 DOI: 10.1002/anie.201105325] [Citation(s) in RCA: 75] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/28/2011] [Indexed: 11/10/2022]
Affiliation(s)
- Courtney J Hastings
- Department of Chemistry, University of California, Berkeley, Berkeley, CA 94720-1416, USA
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50
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Ueki Y, Ito H, Usui I, Breit B. Formation of quaternary carbon centers by highly regioselective hydroformylation with catalytic amounts of a reversibly bound directing group. Chemistry 2011; 17:8555-8. [PMID: 21728199 DOI: 10.1002/chem.201101186] [Citation(s) in RCA: 28] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/18/2011] [Indexed: 11/11/2022]
Affiliation(s)
- Yusuke Ueki
- Department of Chemistry, Faculty of Science, Nagoya University, B2-3(611) Chikusa, Nagoya 464-8603, Japan
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