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Sander S, Cosgrove EJ, Müller R, Kaupp M, Braun T. Hydrogen Bonding in Platinum Indolylphosphine Polyfluorido and Fluorido Complexes. Chemistry 2023; 29:e202202768. [PMID: 36327144 PMCID: PMC10107128 DOI: 10.1002/chem.202202768] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/05/2022] [Revised: 11/02/2022] [Accepted: 11/03/2022] [Indexed: 11/06/2022]
Abstract
The reaction of the Pt complexes cis-[Pt(CH3 )(Ar){Ph2 P(Ind)}2 ] (Ind=2-(3-methyl)indolyl, Ar=4-tBuC6 H4 (1 a), 4-CH3 C6 H4 (1 b), Ph (1 c), 4-FC6 H4 (1 d), 4-ClC6 H4 (1 e), 4-CF3 C6 H4 (1 f)) with HF afforded the polyfluorido complexes trans-[Pt(F(HF)2 )(Ar){Ph2 P(Ind)}2 ] 2 a-f, which can be converted into the fluoride derivatives trans-[Pt(F)(Ar){Ph2 P(Ind)}2 ] (3 a-f) by treatment with CsF. The compounds 2 a-f and 3 a-f were characterised thoroughly by multinuclear NMR spectroscopy. The data reveal hydrogen bonding of the fluorido ligand with HF molecules and the indolylphosphine ligand. Polyfluorido complexes 2 a-f show larger |1 J(F,Pt)|, but lower 1 J(H,F) coupling constants when compared to the fluorido complexes 3 a-f. Decreasing 1 J(P,Pt) coupling constants in 2 a-f and 3 a-f suggest a cis influence of the aryl ligands in the following order: 4-tBuC6 H4 (a) ≈4-CH3 C6 H4 (b)
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Affiliation(s)
- Stefan Sander
- Department of ChemistryHumboldt-Universität zu BerlinBrook-Taylor-Str. 212489BerlinGermany
| | - Elizabeth J. Cosgrove
- Department of ChemistryHumboldt-Universität zu BerlinBrook-Taylor-Str. 212489BerlinGermany
| | - Robert Müller
- Institut für ChemieTechnische Universität Berlin, Theoretische Chemie/Quantenchemie, Sekr.C7Straße des 17. Juni 13510623BerlinGermany
| | - Martin Kaupp
- Institut für ChemieTechnische Universität Berlin, Theoretische Chemie/Quantenchemie, Sekr.C7Straße des 17. Juni 13510623BerlinGermany
| | - Thomas Braun
- Department of ChemistryHumboldt-Universität zu BerlinBrook-Taylor-Str. 212489BerlinGermany
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2
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Sander S, Müller R, Ahrens M, Kaupp M, Braun T. Platinum Indolylphosphine Fluorido and Polyfluorido Complexes: An Interplay between Cyclometallation, Fluoride Migration, and Hydrogen Bonding. Chemistry 2021; 27:14287-14298. [PMID: 34337795 PMCID: PMC8596594 DOI: 10.1002/chem.202102451] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/07/2021] [Indexed: 11/06/2022]
Abstract
The reaction of [PtCl2 (COD)] (COD=1,5-cyclooctadiene) with diisopropyl-2-(3-methyl)indolylphosphine (iPr2 P(C9 H8 N)) led to the formation of the platinum(ii) chlorido complexes, cis-[PtCl2 {iPr2 P(C9 H8 N)}2 ] (1) and trans-[PtCl2 {iPr2 P(C9 H8 N)}2 ] (2). The cis-complex 1 reacted with NEt3 yielding the complex cis-[PtCl{κ2 -(P,N)-iPr2 P(C9 H7 N)}{iPr2 P(C9 H8 N)}] (3) bearing a cyclometalated κ2 -(P,N)-phosphine ligand, while the isomer 2 with a trans-configuration did not show any reactivity towards NEt3 . Treatment of 1 or 3 with (CH3 )4 NF (TMAF) resulted in the formation of the twofold cyclometalated complex cis-[Pt{κ2 -(P,N)-iPr2 P(C9 H7 N)}2 ] (4). The molecular structures of the complexes 1-4 were determined by single-crystal X-ray diffraction. The fluorido complex cis-[PtF{κ2 -(P,N)-iPr2 P(C9 H7 N)}{iPr2 P(C9 H8 N)}] ⋅ (HF)4 (5 ⋅ (HF)4 ) was formed when complex 4 was treated with different hydrogen fluoride sources. The Pt(ii) fluorido complex 5 ⋅ (HF)4 exhibits intramolecular hydrogen bonding in its outer coordination sphere between the fluorido ligand and the NH group of the 3-methylindolyl moiety. In contrast to its chlorido analogue 3, complex 5 ⋅ (HF)4 reacted with CO or the ynamide 1-(2-phenylethynyl)-2-pyrrolidinone to yield the complexes trans-[Pt(CO){κ2 -(P,C)-iPr2 P(C9 H7 NCO)}{iPr2 P(C9 H8 N)}][F(HF)4 ] (7) and a complex, which we suggest to be cis-[Pt{C=C(Ph)OCN(C3 H6 )}{κ2 -(P,N)-iPr2 P(C9 H7 N)}{iPr2 P(C9 H8 N)}][F(HF)4 ] (9), respectively. The structure of 9 was assigned on the basis of DFT calculations as well as NMR and IR data. Hydrogen bonding of HF and NH to fluoride was proven to be crucial for the existence of 7 and 9.
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Affiliation(s)
- Stefan Sander
- Department of ChemistryHumboldt-Universität zu BerlinBrook-Taylor-Str. 212489BerlinGermany
| | - Robert Müller
- Institut für ChemieTechnische Universität Berlin, Theoretische Chemie/Quantenchemie, Sekr.C7Straße des 17. Juni 13510623BerlinGermany
| | - Mike Ahrens
- Department of ChemistryHumboldt-Universität zu BerlinBrook-Taylor-Str. 212489BerlinGermany
| | - Martin Kaupp
- Institut für ChemieTechnische Universität Berlin, Theoretische Chemie/Quantenchemie, Sekr.C7Straße des 17. Juni 13510623BerlinGermany
| | - Thomas Braun
- Department of ChemistryHumboldt-Universität zu BerlinBrook-Taylor-Str. 212489BerlinGermany
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3
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Palani V, Perea MA, Sarpong R. Site-Selective Cross-Coupling of Polyhalogenated Arenes and Heteroarenes with Identical Halogen Groups. Chem Rev 2021; 122:10126-10169. [PMID: 34402611 DOI: 10.1021/acs.chemrev.1c00513] [Citation(s) in RCA: 37] [Impact Index Per Article: 12.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/14/2023]
Abstract
Methods to functionalize arenes and heteroarenes in a site-selective manner are highly sought after for rapidly constructing value-added molecules of medicinal, agrochemical, and materials interest. One effective approach is the site-selective cross-coupling of polyhalogenated arenes bearing multiple, but identical, halogen groups. Such cross-coupling reactions have proven to be incredibly effective for site-selective functionalization. However, they also present formidable challenges due to the inherent similarities in the reactivities of the halogen substituents. In this Review, we discuss strategies for site-selective cross-couplings of polyhalogenated arenes and heteroarenes bearing identical halogens, beginning first with an overview of the reaction types that are more traditional in nature, such as electronically, sterically, and directing-group-controlled processes. Following these examples is a description of emerging strategies, which includes ligand- and additive/solvent-controlled reactions as well as photochemically initiated processes.
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Affiliation(s)
- Vignesh Palani
- Department of Chemistry, University of California, Berkeley, Berkeley, California 94720, United States
| | - Melecio A Perea
- Department of Chemistry, University of California, Berkeley, Berkeley, California 94720, United States
| | - Richmond Sarpong
- Department of Chemistry, University of California, Berkeley, Berkeley, California 94720, United States
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4
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Li X, Fu B, Zhang Q, Yuan X, Zhang Q, Xiong T, Zhang Q. Copper‐Catalyzed Defluorinative Hydroarylation of Alkenes with Polyfluoroarenes. Angew Chem Int Ed Engl 2020; 59:23056-23060. [DOI: 10.1002/anie.202010492] [Citation(s) in RCA: 16] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/31/2020] [Revised: 09/06/2020] [Indexed: 12/30/2022]
Affiliation(s)
- Xiaohong Li
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis Department of Chemistry Northeast Normal University Changchun 130024 China
| | - Bin Fu
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis Department of Chemistry Northeast Normal University Changchun 130024 China
| | - Qiao Zhang
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis Department of Chemistry Northeast Normal University Changchun 130024 China
| | - Xiuping Yuan
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis Department of Chemistry Northeast Normal University Changchun 130024 China
| | - Qian Zhang
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis Department of Chemistry Northeast Normal University Changchun 130024 China
| | - Tao Xiong
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis Department of Chemistry Northeast Normal University Changchun 130024 China
| | - Qian Zhang
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis Department of Chemistry Northeast Normal University Changchun 130024 China
- State Key Laboratory of Organometallic Chemistry Shanghai Institute of Organic Chemistry Chinese Academy of Sciences 345 Lingling Lu Shanghai 200032 China
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5
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Li X, Fu B, Zhang Q, Yuan X, Zhang Q, Xiong T, Zhang Q. Copper‐Catalyzed Defluorinative Hydroarylation of Alkenes with Polyfluoroarenes. Angew Chem Int Ed Engl 2020. [DOI: 10.1002/ange.202010492] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Affiliation(s)
- Xiaohong Li
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis Department of Chemistry Northeast Normal University Changchun 130024 China
| | - Bin Fu
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis Department of Chemistry Northeast Normal University Changchun 130024 China
| | - Qiao Zhang
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis Department of Chemistry Northeast Normal University Changchun 130024 China
| | - Xiuping Yuan
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis Department of Chemistry Northeast Normal University Changchun 130024 China
| | - Qian Zhang
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis Department of Chemistry Northeast Normal University Changchun 130024 China
| | - Tao Xiong
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis Department of Chemistry Northeast Normal University Changchun 130024 China
| | - Qian Zhang
- Jilin Province Key Laboratory of Organic Functional Molecular Design & Synthesis Department of Chemistry Northeast Normal University Changchun 130024 China
- State Key Laboratory of Organometallic Chemistry Shanghai Institute of Organic Chemistry Chinese Academy of Sciences 345 Lingling Lu Shanghai 200032 China
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6
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Cao D, Pan P, Zeng H, Li CJ. Umpolung cross-coupling of polyfluoroarenes with hydrazones via activation of C–F bonds. Chem Commun (Camb) 2019; 55:9323-9326. [DOI: 10.1039/c9cc04299g] [Citation(s) in RCA: 16] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Abstract
An umpolung strategy for the cross-coupling of polyfluoroarenes with various substituted hydrazones to construct C(sp2)–C(sp3) bonds is developed.
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Affiliation(s)
- Dawei Cao
- The State Key Laboratory of Applied Organic Chemistry
- Lanzhou University
- Lanzhou
- P. R. China
| | - Pan Pan
- The State Key Laboratory of Applied Organic Chemistry
- Lanzhou University
- Lanzhou
- P. R. China
| | - Huiying Zeng
- The State Key Laboratory of Applied Organic Chemistry
- Lanzhou University
- Lanzhou
- P. R. China
| | - Chao-Jun Li
- Department of Chemistry and FQRNT Centre for Green Chemistry and Catalysis
- McGill University
- Montreal
- Canada
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7
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Ho YA, Leiendecker M, Liu X, Wang C, Alandini N, Rueping M. Nickel-Catalyzed Csp 2-Csp 3 Bond Formation via C-F Bond Activation. Org Lett 2018; 20:5644-5647. [PMID: 30168331 DOI: 10.1021/acs.orglett.8b02351] [Citation(s) in RCA: 18] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
A nickel-catalyzed cross coupling of aryl fluorides via C-F bond activation has been developed. The alkylation method allows selective replacement of aryl fluorides by alkyl groups and enables the synthesis of diverse and otherwise difficult to access scaffolds in good yields.
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Affiliation(s)
- Yee Ann Ho
- Institute of Organic Chemistry , RWTH Aachen University , Landoltweg 1 , D-52074 Aachen , Germany
| | - Matthias Leiendecker
- Institute of Organic Chemistry , RWTH Aachen University , Landoltweg 1 , D-52074 Aachen , Germany
| | - Xiangqian Liu
- Institute of Organic Chemistry , RWTH Aachen University , Landoltweg 1 , D-52074 Aachen , Germany
| | - Chengming Wang
- Institute of Organic Chemistry , RWTH Aachen University , Landoltweg 1 , D-52074 Aachen , Germany
| | - Nurtalya Alandini
- Institute of Organic Chemistry , RWTH Aachen University , Landoltweg 1 , D-52074 Aachen , Germany
| | - Magnus Rueping
- Institute of Organic Chemistry , RWTH Aachen University , Landoltweg 1 , D-52074 Aachen , Germany.,KAUST Catalysis Center , King Abdullah University of Science and Technology (KAUST) , Thuwal 23955-6900 , Saudi Arabia
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8
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Li J, Wu C, Zhou B, Walsh PJ. Nickel-Catalyzed C(sp3)–H Arylation of Diarylmethane Derivatives with Aryl Fluorides. J Org Chem 2018; 83:2993-2999. [DOI: 10.1021/acs.joc.8b00016] [Citation(s) in RCA: 21] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023]
Affiliation(s)
- Jie Li
- Department
of Pharmacy, School of Medicine, Zhejiang University City College, No. 48, Huzhou Road, Hangzhou 310015, P. R. China
- Roy
and Diana Vagelos Laboratories, Department of Chemistry, University of Pennsylvania, 231 South 34th Street, Philadelphia, Pennsylvania 19104-6323, United States
| | - Chen Wu
- Roy
and Diana Vagelos Laboratories, Department of Chemistry, University of Pennsylvania, 231 South 34th Street, Philadelphia, Pennsylvania 19104-6323, United States
| | - Bihui Zhou
- Department
of Pharmacy, School of Medicine, Zhejiang University City College, No. 48, Huzhou Road, Hangzhou 310015, P. R. China
| | - Patrick J. Walsh
- Roy
and Diana Vagelos Laboratories, Department of Chemistry, University of Pennsylvania, 231 South 34th Street, Philadelphia, Pennsylvania 19104-6323, United States
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9
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Khaled MB, El Mokadem RK, Weaver JD. Hydrogen Bond Directed Photocatalytic Hydrodefluorination: Overcoming Electronic Control. J Am Chem Soc 2017; 139:13092-13101. [PMID: 28837319 PMCID: PMC6069595 DOI: 10.1021/jacs.7b06847] [Citation(s) in RCA: 33] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]
Abstract
The photocatalytic C-F functionalization of highly fluorinated arenes is a powerful method for accessing functionalized multifluorinated arenes. The decisive step in the determining regioselectivity in fluorine functionalization is fluoride fragmentation from the radical anion of the multifluorinated arene. To date, the availability of regioisomers has been dictated by the innate electronics of the fluorinated arene, limiting the synthetic utility of the chemistry. This study investigates the remarkable ability of a strategically located hydrogen bond to transcend the normal regioselectivity of the C-F functionalization event. A significant rate acceleration is additionally observed for hydrodefluorination of fluorines that can undergo intramolecular hydrogen bonds that form 5-8-membered cycles with moderately acidic N-H's. The hydrogen bond is expected to facilitate the fragmentation not only by bending the C-F bond of the radical anion out of planarity but also by increasing the exothermicity of the fluoride extrusion step through protonation of the naked fluoride. Finally, the synthetic utility of the method is demonstrated in an expedited synthesis of the trifluorinated α-phenyl acetic acid derivative required for the commercial synthesis of Januvia, an antidiabetic drug. This represents the first synthesis of a commercially important multifluorinated arene via a defluorination strategy and is significantly shorter than the current strategy.
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Affiliation(s)
- Mohammad B. Khaled
- Department of Chemistry, Oklahoma State University, Stillwater, OK 74078
| | | | - Jimmie D. Weaver
- Department of Chemistry, Oklahoma State University, Stillwater, OK 74078
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10
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Chen J, Huang D, Ding Y. C-N Bond Coupling of Fluorobenzenes: N-Heterocycle-Assisted Selective C-F Bond Cleavage through an Li/F Interaction. European J Org Chem 2017. [DOI: 10.1002/ejoc.201700623] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Affiliation(s)
- Jianping Chen
- Key Laboratory of Synthetic and Biological Colloids; Ministry of Education, School of Chemical and Material Engineering; Jiangnan University; 1800 Lihu Road 214122 Wuxi Jiangsu Province China
| | - Dongyang Huang
- Key Laboratory of Synthetic and Biological Colloids; Ministry of Education, School of Chemical and Material Engineering; Jiangnan University; 1800 Lihu Road 214122 Wuxi Jiangsu Province China
| | - Yuqiang Ding
- Key Laboratory of Synthetic and Biological Colloids; Ministry of Education, School of Chemical and Material Engineering; Jiangnan University; 1800 Lihu Road 214122 Wuxi Jiangsu Province China
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11
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Arora A, Weaver JD. Visible Light Photocatalysis for the Generation and Use of Reactive Azolyl and Polyfluoroaryl Intermediates. Acc Chem Res 2016; 49:2273-2283. [PMID: 27682342 DOI: 10.1021/acs.accounts.6b00259] [Citation(s) in RCA: 88] [Impact Index Per Article: 11.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/28/2023]
Abstract
Photocatalysis offers several mechanistically unique pathways that are not rivaled by mainstream catalysis. Primarily, the ability to convert photochemical energy into single electron oxidation and reduction events provides a new dimension for chemists to consider when choosing how to activate a molecule or approach a complex synthesis. Since most organic molecules do not absorb light in the visible region, they are impervious to direct visible light photochemistry, which provides an opportunity for photocatalysis in which a visible light absorbing compound can serve as a mediator. In this Account, we discuss the consequences of catalyst mediated, photoinduced electron transfer to several classes of reducible arenes. While the bulk of the work discussed within this Account utilizes iridium-based photocatalysts, in principle the chemistry is not limited to this class of photocatalyst, and the principles should be more general. Instead, this Account focuses largely on the consequences of single electron transfer to poly- and perfluorinated arenes and 2-halo azoles. Electron transfer converts these stable molecules into reactive intermediates whose behavior often depends entirely on the identity of the halogen that undergoes substitution. The result is both diverse chemistry and an alternative way of thinking about the chemical reactivity of these motifs. Specifically, we discuss our efforts and those of others to develop strategies for the generation of radicals or radical anions from perfluoroarenes and azoles and the behavior of these intermediates as implied by reactions in which they participate. The divergent pathway is illustrated by 2-bromoazoles, which yield azolyl radicals and can be utilized for addition to π-bonds, while use of the 2-chloroazole substrate leads to an entirely different reaction profile. Under the appropriate reaction conditions, the reactive and transient intermediates are useful coupling partners and often provide unrivaled access to new chemical space. The odd electron species can form challenging bonds with minimal prefunctionalization of the coupling partner. For instance, some of the intermediates can be utilized for C-H functionalizations to selectively make crowded amines or to synthesize biarenes substituted at every ortho position. While photocatalysis is not the only manner of accomplishing electron transfer, the catalytic generation of the reactive species in which the concentration of the transient odd electron species is kept low, provides a synthetic handle that can be used to improve reaction outcomes. This is elegantly demonstrated in a number of examples in which redox sensitive groups located on substrates survive the reaction. In addition, the underlying basic concepts associated with radical anion fragmentation are reviewed and provide the backdrop for discussion throughout the Account.
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Affiliation(s)
- Amandeep Arora
- Department of Chemistry, Oklahoma State University, Stillwater, Oklahoma 74078, United States
| | - Jimmie D. Weaver
- Department of Chemistry, Oklahoma State University, Stillwater, Oklahoma 74078, United States
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12
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Singh A, Kubik JJ, Weaver JD. Photocatalytic C-F alkylation; facile access to multifluorinated arenes. Chem Sci 2015; 6:7206-7212. [PMID: 29861956 PMCID: PMC5947535 DOI: 10.1039/c5sc03013g] [Citation(s) in RCA: 99] [Impact Index Per Article: 11.0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/13/2015] [Accepted: 09/14/2015] [Indexed: 01/09/2023] Open
Abstract
C-F functionalizations that provide C-C bonds are challenging synthetic transformations, due in part to the large C-F bond strength, short bond length, nonpolarizable nature, the production of fluoride, and the regioselectivity-in the case of multifluorinated substrates. However, commercially available highly fluorinated arenes possess great synthetic potential because they already possess the C-F bonds in the desired locations that would be difficult to selectively fluorinate. In order to take advantage of this potential, selective C-F functionalizations must be developed. Herein, we disclose conditions for the photocatalytic reductive alkylation of highly fluorinated arenes with ubiquitous and unactivated alkenes. The mild reaction conditions provide for a broad functional group scope, and the reaction is remarkably efficient using just 0.25 mol% catalyst. Finally, we demonstrate the utility of the strategy by converting highly fluorinated arenes to elaborate (hetero)arenes that contain 2-5 Caryl-F bonds via synergistic use of photocatalysis and SNAr chemistry.
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Affiliation(s)
- A Singh
- 107 Physical Science , Department of Chemistry , Oklahoma State University , USA .
| | - J J Kubik
- 107 Physical Science , Department of Chemistry , Oklahoma State University , USA .
| | - J D Weaver
- 107 Physical Science , Department of Chemistry , Oklahoma State University , USA .
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13
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Ahrens T, Kohlmann J, Ahrens M, Braun T. Functionalization of fluorinated molecules by transition-metal-mediated C-F bond activation to access fluorinated building blocks. Chem Rev 2014; 115:931-72. [PMID: 25347593 DOI: 10.1021/cr500257c] [Citation(s) in RCA: 610] [Impact Index Per Article: 61.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Affiliation(s)
- Theresia Ahrens
- Humboldt-Universität zu Berlin , Department of Chemistry, Brook-Taylor-Straße 2, 12489 Berlin, Germany
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14
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Yu D, Wang CS, Yao C, Shen Q, Lu L. Nickel-Catalyzed α-Arylation of Zinc Enolates with Polyfluoroarenes via C–F Bond Activation under Neutral Conditions. Org Lett 2014; 16:5544-7. [DOI: 10.1021/ol502499q] [Citation(s) in RCA: 36] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/17/2023]
Affiliation(s)
- Daohong Yu
- Key
Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic
Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
| | - Chang-Sheng Wang
- College
of Science, Nanjing Tech University, 30 Puzhu South Road, Nanjing 211816, China
| | - Cheng Yao
- College
of Science, Nanjing Tech University, 30 Puzhu South Road, Nanjing 211816, China
| | - Qilong Shen
- Key
Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic
Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
| | - Long Lu
- Key
Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic
Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
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15
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Xiao SH, Xiong Y, Zhang XX, Cao S. Nickel-catalyzed N-heterocycle-directed cross-coupling of fluorinated arenes with organozinc reagents. Tetrahedron 2014. [DOI: 10.1016/j.tet.2014.04.052] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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16
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Sun AD, Leung K, Restivo AD, LaBerge NA, Takasaki H, Love JA. Nickel-Catalyzed Csp2Csp3Bond Formation by CarbonFluorine Activation. Chemistry 2014; 20:3162-8. [DOI: 10.1002/chem.201303809] [Citation(s) in RCA: 51] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/29/2013] [Indexed: 11/07/2022]
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17
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Lu W, Gao J, Yang JK, Liu L, Zhao Y, Wu HC. Regioselective alkyl transfer from phosphonium ylides to functionalized polyfluoroarenes. Chem Sci 2014. [DOI: 10.1039/c4sc00221k] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
We report an unprecedented alkyl transfer from phosphonium ylides to polyfluoroarenes in a highly regioselective manner.
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Affiliation(s)
- Wei Lu
- Key Laboratory for Biomedical Effects of Nanomaterials & Nanosafety
- Institute of High Energy Physics
- Chinese Academy of Sciences
- Beijing 100049, China
- School of Chemistry and Chemical Engineering
| | - Juan Gao
- Key Laboratory for Biomedical Effects of Nanomaterials & Nanosafety
- Institute of High Energy Physics
- Chinese Academy of Sciences
- Beijing 100049, China
| | - Jing-Kui Yang
- School of Chemistry and Chemical Engineering
- University of Chinese Academy of Sciences
- Beijing 100049, China
| | - Lei Liu
- Key Laboratory for Biomedical Effects of Nanomaterials & Nanosafety
- Institute of High Energy Physics
- Chinese Academy of Sciences
- Beijing 100049, China
| | - Yuliang Zhao
- Key Laboratory for Biomedical Effects of Nanomaterials & Nanosafety
- Institute of High Energy Physics
- Chinese Academy of Sciences
- Beijing 100049, China
| | - Hai-Chen Wu
- Key Laboratory for Biomedical Effects of Nanomaterials & Nanosafety
- Institute of High Energy Physics
- Chinese Academy of Sciences
- Beijing 100049, China
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18
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Yu D, Lu L, Shen Q. Palladium-Catalyzed Coupling of Polyfluorinated Arenes with Heteroarenes via C–F/C–H Activation. Org Lett 2013; 15:940-3. [DOI: 10.1021/ol303567t] [Citation(s) in RCA: 55] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023]
Affiliation(s)
- Daohong Yu
- Key Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, People’s Republic of China
| | - Long Lu
- Key Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, People’s Republic of China
| | - Qilong Shen
- Key Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, People’s Republic of China
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20
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Breyer D, Berger J, Braun T, Mebs S. Nickel fluoro complexes as intermediates in catalytic cross-coupling reactions. J Fluor Chem 2012. [DOI: 10.1016/j.jfluchem.2012.06.025] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
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21
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Kuehnel MF, Holstein P, Kliche M, Krüger J, Matthies S, Nitsch D, Schutt J, Sparenberg M, Lentz D. Titanium-Catalyzed Vinylic and Allylic CF Bond Activation-Scope, Limitations and Mechanistic Insight. Chemistry 2012; 18:10701-14. [DOI: 10.1002/chem.201201125] [Citation(s) in RCA: 79] [Impact Index Per Article: 6.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/03/2012] [Indexed: 11/09/2022]
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22
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Yu D, Shen Q, Lu L. Selective Palladium-Catalyzed C–F Activation/Carbon–Carbon Bond Formation of Polyfluoroaryl Oxazolines. J Org Chem 2012; 77:1798-804. [DOI: 10.1021/jo2023262] [Citation(s) in RCA: 77] [Impact Index Per Article: 6.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Daohong Yu
- Key Laboratory of Organofluorine
Chfigemistry, Shanghai
Institute of Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, People’s Republic of
China
| | - Qilong Shen
- Key Laboratory of Organofluorine
Chfigemistry, Shanghai
Institute of Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, People’s Republic of
China
| | - Long Lu
- Key Laboratory of Organofluorine
Chfigemistry, Shanghai
Institute of Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, People’s Republic of
China
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23
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Kuehnel MF, Schlöder T, Riedel S, Nieto-Ortega B, Ramírez FJ, López Navarrete JT, Casado J, Lentz D. Synthesis of the Smallest Axially Chiral Molecule by Asymmetric Carbon-Fluorine Bond Activation. Angew Chem Int Ed Engl 2012; 51:2218-20. [DOI: 10.1002/anie.201108105] [Citation(s) in RCA: 39] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/17/2011] [Indexed: 11/07/2022]
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24
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Kuehnel MF, Schlöder T, Riedel S, Nieto-Ortega B, Ramírez FJ, López Navarrete JT, Casado J, Lentz D. Synthese des kleinsten axial-chiralen Moleküls durch asymmetrische Kohlenstoff-Fluor-Bindungsaktivierung. Angew Chem Int Ed Engl 2012. [DOI: 10.1002/ange.201108105] [Citation(s) in RCA: 20] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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25
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Wang T, Keyes L, Patrick BO, Love JA. Exploration of the Mechanism of Platinum(II)-Catalyzed C–F Activation: Characterization and Reactivity of Platinum(IV) Fluoroaryl Complexes Relevant to Catalysis. Organometallics 2012. [DOI: 10.1021/om2007562] [Citation(s) in RCA: 41] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Tongen Wang
- Department of Chemistry, 2036 Main Mall, University of British Columbia, Vancouver, British
Columbia, V6T 1Z1
| | - Lauren Keyes
- Department of Chemistry, 2036 Main Mall, University of British Columbia, Vancouver, British
Columbia, V6T 1Z1
| | - Brian O. Patrick
- Department of Chemistry, 2036 Main Mall, University of British Columbia, Vancouver, British
Columbia, V6T 1Z1
| | - Jennifer A. Love
- Department of Chemistry, 2036 Main Mall, University of British Columbia, Vancouver, British
Columbia, V6T 1Z1
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26
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Keyes L, Wang T, Patrick BO, Love JA. Pt mediated C–H activation: Formation of a six membered platinacycle via Csp3-H activation. Inorganica Chim Acta 2012. [DOI: 10.1016/j.ica.2011.09.030] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/17/2022]
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27
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Tobisu M, Xu T, Shimasaki T, Chatani N. Nickel-catalyzed Suzuki-Miyaura reaction of aryl fluorides. J Am Chem Soc 2011; 133:19505-11. [PMID: 22023167 DOI: 10.1021/ja207759e] [Citation(s) in RCA: 213] [Impact Index Per Article: 16.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
Two protocols for the nickel-catalyzed cross-coupling of aryl fluorides with aryl boronic esters have been developed. The first employs metal fluoride cocatalysts, such as ZrF(4) and TiF(4), which enable Suzuki-Miyaura reactions of aryl fluorides bearing electron-withdrawing (ketones, esters, and CF(3)), aryl and alkenyl groups as well as those comprising fused aromatic rings, such as fluoronaphthalenes and fluoroquinolines. The second protocol employs aryl fluorides bearing ortho-directing groups, which facilitate the difficult C-F bond activation process via cyclometalation. N-heterocycles, such as pyridines, quinolines, pyrazoles, and oxazolines, can successfully promote cross-coupling with an array of organoboronic esters. A study into the substituent effects with respect to both coupling components has provided fundamental insights into the mechanism of the nickel-catalyzed cross-coupling of aryl fluorides.
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Affiliation(s)
- Mamoru Tobisu
- Center for Atomic and Molecular Technologies, Graduate School of Engineering, Osaka University, Suita, Osaka 565-0871, Japan.
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28
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Ruthenium-catalyzed arylation of fluorinated aromatic ketones via ortho-selective carbon–fluorine bond cleavage. Tetrahedron Lett 2011. [DOI: 10.1016/j.tetlet.2011.09.005] [Citation(s) in RCA: 30] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
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29
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Affiliation(s)
- Margarita Crespo
- Departament de Quimica
Inorgànica, Universitat de Barcelona, Diagonal 645, 08028 Barcelona,
Spain
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30
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Keyes L, Sun AD, Love JA. Exploration of the Scope of Pt-Catalyzed C-F Activation. European J Org Chem 2011. [DOI: 10.1002/ejoc.201100478] [Citation(s) in RCA: 35] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
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31
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Sun AD, Love JA. Nickel-Catalyzed Selective Defluorination to Generate Partially Fluorinated Biaryls. Org Lett 2011; 13:2750-3. [DOI: 10.1021/ol200860t] [Citation(s) in RCA: 88] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Alex D. Sun
- Department of Chemistry, 2036 Main Mall, University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - Jennifer A. Love
- Department of Chemistry, 2036 Main Mall, University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
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