1
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Xie H, Zhang M, Fang X, Yan Z, Yao H. Synthesis of meta-arylphenol derivatives via acid-promoted rearrangement of cyclohexadienones. Org Biomol Chem 2023; 21:8573-8578. [PMID: 37853805 DOI: 10.1039/d3ob01363d] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2023]
Abstract
A highly effective strategy for the synthesis of meta-arylphenol derivatives through the selective rearrangement of 4-alkyl-4-aryl-2,5-cyclohexadienones under metal-free conditions was developed, in which acid-promoted [1,2]-migration of the aryl group at C-4 occurred exclusively when the alkyl group at C-4 was a methyl group. Treatment of 4-methyl-4-aryl-2,5-cyclohexadienones with 37% HCl in Ac2O at room temperature provided polysubstituted meta-arylphenyl acetates in 75-94% yields. The application of this protocol in the synthesis of polycyclic aromatic compounds was also described.
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Affiliation(s)
- Hongyan Xie
- College of Chemistry and Chemical Engineering, Nanchang University, Nanchang, Jiangxi 330031, China.
| | - Minxiang Zhang
- College of Chemistry and Chemical Engineering, Nanchang University, Nanchang, Jiangxi 330031, China.
| | - Xueyu Fang
- College of Chemistry and Chemical Engineering, Nanchang University, Nanchang, Jiangxi 330031, China.
| | - Zhaohua Yan
- College of Chemistry and Chemical Engineering, Nanchang University, Nanchang, Jiangxi 330031, China.
| | - Hua Yao
- College of Chemistry and Chemical Engineering, Nanchang University, Nanchang, Jiangxi 330031, China.
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2
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Senior A, Ruffell K, Ball LT. meta-Selective C-H arylation of phenols via regiodiversion of electrophilic aromatic substitution. Nat Chem 2023; 15:386-394. [PMID: 36509853 DOI: 10.1038/s41557-022-01101-0] [Citation(s) in RCA: 12] [Impact Index Per Article: 12.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/15/2021] [Accepted: 10/27/2022] [Indexed: 12/14/2022]
Abstract
Electrophilic aromatic substitution is among the most widely used mechanistic manifolds in organic chemistry. Access to certain substitution patterns is, however, precluded by intrinsic and immutable substituent effects that ultimately restrict the diversity of the benzenoid chemical space. Here we demonstrate that the established regioselectivity of electrophilic aromatic substitution can be overcome simply by diverting the key σ-complex intermediate towards otherwise inaccessible substitution products. This 'regiodiversion' strategy is realized through the development of a general and concise method for the meta-selective C-H arylation of sterically congested phenols. Consisting of a Bi(V)-mediated electrophilic arylation and a subsequent aryl migration/rearomatization, our process is orthogonal to conventional C-H activation and cross-coupling approaches, and does not require prefunctionalization of the substrate. Mechanistically informed applications in synthesis showcase its utility as a versatile and enabling route to highly functionalized, contiguously substituted aromatic building blocks that defy synthesis via existing methods.
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Affiliation(s)
- Aaron Senior
- School of Chemistry, University of Nottingham, Nottingham, UK
| | - Katie Ruffell
- School of Chemistry, University of Nottingham, Nottingham, UK
| | - Liam T Ball
- School of Chemistry, University of Nottingham, Nottingham, UK.
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3
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A novel 1-D square-pyramidal coordinated palladium (II) hybrid compounds [C9H16N2]PdX4 (X=Cl, Br) showing broadband emission, electrical properties and narrow optical band gap. J SOLID STATE CHEM 2022. [DOI: 10.1016/j.jssc.2022.123149] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
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4
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Luo J, Fu Q. Aldehyde‐Directed C(
sp
2
)−H Functionalization under Transition‐Metal Catalysis. Adv Synth Catal 2021. [DOI: 10.1002/adsc.202100325] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Affiliation(s)
- Junfei Luo
- Key Laboratory of Advanced Mass Spectrometry and Molecular Analysis of Zhejiang Province School of Materials Science and Chemical Engineering Ningbo University Ningbo 315211 P. R. China
| | - Qiang Fu
- School of Pharmacy Southwest Medical University Luzhou 610041 P. R. China
- Department of Pharmacy The Affiliated Hospital of Southwest Medical University Luzhou 646000 P. R. China
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5
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Nair AM, Halder I, Sharma R, Volla CMR. Water Mediated Rearrangement of Alkynyl Cyclohexadienones: Access to meta-Alkenylated Phenols. Org Lett 2021; 23:1840-1845. [DOI: 10.1021/acs.orglett.1c00245] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
Affiliation(s)
- Akshay M. Nair
- Department of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India
| | - Indranil Halder
- Department of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India
| | - Ritu Sharma
- Department of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India
| | - Chandra M. R. Volla
- Department of Chemistry, Indian Institute of Technology Bombay, Powai, Mumbai 400076, India
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6
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Maraswami M, Hirao H, Loh TP. Copper-Catalyzed Meta-Selective Arylation of Phenol Derivatives: An Easy Access to m-Aryl Phenols. ACS Catal 2021. [DOI: 10.1021/acscatal.0c05481] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Affiliation(s)
- Manikantha Maraswami
- Division of Chemistry and Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371, Singapore
| | - Hajime Hirao
- School of Life and Health Sciences, The Chinese University of Hong Kong, Shenzhen, Longgang
District, Shenzhen, Guangdong Province 518172, China
- Warshel Institute for Computational Biology, The Chinese University of Hong Kong, Shenzhen,
Longgang District, Shenzhen, Guangdong Province 518172, China
| | - Teck-Peng Loh
- Institute of Advanced Synthesis (IAS), School of Chemistry and Chemical Engineering, Northwestern Polytechnical University (NPU), Xi’an 710072, China
- Yangtze River Delta Research Institute of NPU, Taicang, Jiangsu 215400, China
- Division of Chemistry and Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, 637371, Singapore
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7
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Rani G, Luxami V, Paul K. Traceless directing groups: a novel strategy in regiodivergent C-H functionalization. Chem Commun (Camb) 2020; 56:12479-12521. [PMID: 32985634 DOI: 10.1039/d0cc04863a] [Citation(s) in RCA: 59] [Impact Index Per Article: 14.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Abstract
The use of functional groups as internal ligands for assisting C-H functionalization, termed the chelation assisted strategy, is emerging as one of the most powerful tools for construction of C-C and C-X bonds from inert C-H bonds. However, there are various directing groups which cannot be either removed after functionalization or require some additional steps or reagents for their removal, thereby limiting the scope of structural diversity of the products, and the step and atom economy of the system. These limitations are overcome by the use of the traceless directing group (TDG) strategy wherein functionalization of the substrate and removal of the directing group can be carried out in a one pot fashion. Traceless directing groups serve as the most ideal chelation assisted strategy with a high degree of reactivity and selectivity without any requirement for additional steps for their removal. The present review overviews the use of various functional groups such as carboxylic acids, aldehydes, N-oxides, nitrones, N-nitroso amines, amides, sulfoxonium ylides and silicon tethered directing groups for assisting transition metal catalyzed C-H functionalization reactions in the last decade.
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Affiliation(s)
- Geetika Rani
- School of Chemistry and Biochemistry, Thapar Institute of Engineering and Technology, Patiala-147001, India.
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8
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Neofotistos SP, Tzouras NV, Pauze M, Gómez‐Bengoa E, Vougioukalakis GC. Manganese‐Catalyzed Multicomponent Synthesis of Tetrasubstituted Propargylamines: System Development and Theoretical Study. Adv Synth Catal 2020. [DOI: 10.1002/adsc.202000566] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Affiliation(s)
- Stavros P. Neofotistos
- Department of Chemistry, Laboratory of Organic Chemistry National and Kapodistrian University of Athens Panepistimiopolis 15771 Athens Greece 7274230
| | - Nikolaos V. Tzouras
- Department of Chemistry, Laboratory of Organic Chemistry National and Kapodistrian University of Athens Panepistimiopolis 15771 Athens Greece 7274230
| | - Martin Pauze
- Department of Organic Chemistry I, Faculty of Chemistry University of the Basque Country UPV/EHU 20018 Donostia-San Sebastián Spain
| | - Enrique Gómez‐Bengoa
- Department of Organic Chemistry I, Faculty of Chemistry University of the Basque Country UPV/EHU 20018 Donostia-San Sebastián Spain
| | - Georgios C. Vougioukalakis
- Department of Chemistry, Laboratory of Organic Chemistry National and Kapodistrian University of Athens Panepistimiopolis 15771 Athens Greece 7274230
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9
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Akrout F, Hajlaoui F, Karoui K, Audebrand N, Roisnel T, Zouari N. Two-dimensional copper (II) halide-based hybrid perovskite templated by 2-chloroethylammonium: Crystal structures, phase transitions, optical and electrical properties. J SOLID STATE CHEM 2020. [DOI: 10.1016/j.jssc.2020.121338] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/24/2022]
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10
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Spencer ARA, Korde R, Font M, Larrosa I. meta-Selective olefination of fluoroarenes with alkynes using CO 2 as a traceless directing group. Chem Sci 2020; 11:4204-4208. [PMID: 34122883 PMCID: PMC8152615 DOI: 10.1039/d0sc01138j] [Citation(s) in RCA: 16] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/25/2020] [Accepted: 03/31/2020] [Indexed: 11/28/2022] Open
Abstract
Over the last few decades C-H olefination has received significant interest, due to the importance and usefulness of aryl olefins both as synthetic targets and intermediates. While a wide range of ortho-olefination protocols have been developed, only a small number of meta-olefinations are currently available. Importantly, the most common approach to meta-olefination, using a large meta-directing template, is not suitable for substrates such as fluorobenzenes, which cannot be derivatised. We report that the meta-selective olefination of fluoroarenes can be achieved via the use of CO2 as a traceless directing group, which can be easily installed and removed in a one-pot process. Furthermore, this approach avoids the use of stoichiometric Ag(i)-salts, commonly used in C-H olefinations, and affords complete meta- over ortho/para-regioselectivity.
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Affiliation(s)
- Andrew R A Spencer
- School of Chemistry, University of Manchester Oxford Road Manchester M13 9PL UK
| | - Rishi Korde
- School of Chemistry, University of Manchester Oxford Road Manchester M13 9PL UK
| | - Marc Font
- School of Chemistry, University of Manchester Oxford Road Manchester M13 9PL UK
| | - Igor Larrosa
- School of Chemistry, University of Manchester Oxford Road Manchester M13 9PL UK
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11
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Abstract
In this contribution, we provide a comprehensive overview of C-H activation methods promoted by NHC-transition metal complexes, covering the literature since 2002 (the year of the first report on metal-NHC-catalyzed C-H activation) through June 2019, focusing on both NHC ligands and C-H activation methods. This review covers C-H activation reactions catalyzed by group 8 to 11 NHC-metal complexes. Through discussing the role of NHC ligands in promoting challenging C-H activation methods, the reader is provided with an overview of this important area and its crucial role in forging carbon-carbon and carbon-heteroatom bonds by directly engaging ubiquitous C-H bonds.
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Affiliation(s)
- Qun Zhao
- Department of Chemistry , Rutgers University , 73 Warren Street , Newark , New Jersey 07102 , United States
| | - Guangrong Meng
- Department of Chemistry , Rutgers University , 73 Warren Street , Newark , New Jersey 07102 , United States
| | - Steven P Nolan
- Department of Chemistry and Center for Sustainable Chemistry , Ghent University , Krijgslaan 281 , 9000 Ghent , Belgium
| | - Michal Szostak
- Department of Chemistry , Rutgers University , 73 Warren Street , Newark , New Jersey 07102 , United States
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12
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Wu Y, Pi C, Cui X, Wu Y. Rh(III)-Catalyzed Tandem Acylmethylation/Nitroso Migration/Cyclization of N-Nitrosoanilines with Sulfoxonium Ylides in One Pot: Approach to 3-Nitrosoindoles. Org Lett 2020; 22:361-364. [DOI: 10.1021/acs.orglett.9b03768] [Citation(s) in RCA: 44] [Impact Index Per Article: 11.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
Affiliation(s)
- Yingtao Wu
- Green Catalysis Center and College of Chemistry, Zhengzhou University, No. 75 Daxue Road, Zhengzhou, Henan 450052, P. R. China
| | - Chao Pi
- Green Catalysis Center and College of Chemistry, Zhengzhou University, No. 75 Daxue Road, Zhengzhou, Henan 450052, P. R. China
| | - Xiuling Cui
- Green Catalysis Center and College of Chemistry, Zhengzhou University, No. 75 Daxue Road, Zhengzhou, Henan 450052, P. R. China
| | - Yangjie Wu
- Green Catalysis Center and College of Chemistry, Zhengzhou University, No. 75 Daxue Road, Zhengzhou, Henan 450052, P. R. China
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13
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Xu X, Luo J. Transition Metal-Catalyzed Directing-Group-Assisted C-H Activation of Phenols. CHEMSUSCHEM 2019; 12:4601-4616. [PMID: 31418536 DOI: 10.1002/cssc.201901951] [Citation(s) in RCA: 20] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/18/2019] [Revised: 08/14/2019] [Indexed: 05/08/2023]
Abstract
Strategies that exploit directing groups to control the site selectivity in the C-H activation of arenes have received much attention during the past two decades. In light of the importance of phenol derivatives in the areas of pharmaceuticals, agrochemicals, and materials science, transition-metal-catalyzed C-H activation of phenols has proven to be an extremely useful tool in organic synthesis. This Minireview summarizes the current state-of-the-art direct C-H activation of phenol derivatives under transition-metal catalysis.
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Affiliation(s)
- Xing Xu
- School of Materials Science and Chemical Engineering, Ningbo University, Ningbo, 315211, P. R. China
| | - Junfei Luo
- School of Materials Science and Chemical Engineering, Ningbo University, Ningbo, 315211, P. R. China
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14
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Srinivas K, Siddiqui SK, Mudaliar JK, Ramana CV. Ru(II)-Catalyzed C–H Activation/Alkylation of 3-Formylbenzofurans with Conjugated Olefins: Product Divergence. J Org Chem 2019; 84:5056-5066. [DOI: 10.1021/acs.joc.8b03267] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Kolluru Srinivas
- Division of Organic Chemistry, CSIR-National Chemical Laboratory, Dr. Homi Bhabha Road, Pune 411008, India
| | - Shaziyaparveen K. Siddiqui
- Division of Organic Chemistry, CSIR-National Chemical Laboratory, Dr. Homi Bhabha Road, Pune 411008, India
| | - Jyothi K. Mudaliar
- Division of Organic Chemistry, CSIR-National Chemical Laboratory, Dr. Homi Bhabha Road, Pune 411008, India
| | - Chepuri V. Ramana
- Division of Organic Chemistry, CSIR-National Chemical Laboratory, Dr. Homi Bhabha Road, Pune 411008, India
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15
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Font M, Spencer ARA, Larrosa I. meta-C-H arylation of fluoroarenes via traceless directing group relay strategy. Chem Sci 2018; 9:7133-7137. [PMID: 30310635 PMCID: PMC6137440 DOI: 10.1039/c8sc02417k] [Citation(s) in RCA: 36] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/01/2018] [Accepted: 07/25/2018] [Indexed: 11/21/2022] Open
Abstract
While several methods for the ortho selective arylation of fluoroarenes, meta-functionalisation has never been achieved. We report a new methodology, based on the traceless directing group relay concept, leading to the first meta-selective (hetero)arylation of fluoroarenes. In this strategy, CO2 is introduced as a transient directing group, to control a Pd-catalysed arylation meta to the fluoro functionality, prior to its release in a sequential, one-pot fashion. This method has shown compatibility with a number of functional groups and substitution patterns in both the fluoroarene core and aryl iodide coupling partners, and proceeds with complete meta-selectivity and mono vs. bis-arylation selectivity.
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Affiliation(s)
- Marc Font
- School of Chemistry , University of Manchester , Oxford Road , Manchester , M13 9PL , UK .
| | - Andrew R A Spencer
- School of Chemistry , University of Manchester , Oxford Road , Manchester , M13 9PL , UK .
| | - Igor Larrosa
- School of Chemistry , University of Manchester , Oxford Road , Manchester , M13 9PL , UK .
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16
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Sambiagio C, Schönbauer D, Blieck R, Dao-Huy T, Pototschnig G, Schaaf P, Wiesinger T, Zia MF, Wencel-Delord J, Besset T, Maes BUW, Schnürch M. A comprehensive overview of directing groups applied in metal-catalysed C-H functionalisation chemistry. Chem Soc Rev 2018; 47:6603-6743. [PMID: 30033454 PMCID: PMC6113863 DOI: 10.1039/c8cs00201k] [Citation(s) in RCA: 1097] [Impact Index Per Article: 182.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/14/2018] [Indexed: 12/20/2022]
Abstract
The present review is devoted to summarizing the recent advances (2015-2017) in the field of metal-catalysed group-directed C-H functionalisation. In order to clearly showcase the molecular diversity that can now be accessed by means of directed C-H functionalisation, the whole is organized following the directing groups installed on a substrate. Its aim is to be a comprehensive reference work, where a specific directing group can be easily found, together with the transformations which have been carried out with it. Hence, the primary format of this review is schemes accompanied with a concise explanatory text, in which the directing groups are ordered in sections according to their chemical structure. The schemes feature typical substrates used, the products obtained as well as the required reaction conditions. Importantly, each example is commented on with respect to the most important positive features and drawbacks, on aspects such as selectivity, substrate scope, reaction conditions, directing group removal, and greenness. The targeted readership are both experts in the field of C-H functionalisation chemistry (to provide a comprehensive overview of the progress made in the last years) and, even more so, all organic chemists who want to introduce the C-H functionalisation way of thinking for a design of straightforward, efficient and step-economic synthetic routes towards molecules of interest to them. Accordingly, this review should be of particular interest also for scientists from industrial R&D sector. Hence, the overall goal of this review is to promote the application of C-H functionalisation reactions outside the research groups dedicated to method development and establishing it as a valuable reaction archetype in contemporary R&D, comparable to the role cross-coupling reactions play to date.
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Affiliation(s)
- Carlo Sambiagio
- Organic Synthesis (ORSY)
, Department of Chemistry
, University of Antwerp
,
Groenenborgerlaan 171
, 2020 Antwerp
, Belgium
| | - David Schönbauer
- Institute of Applied Synthetic Chemistry
, TU Wien
,
Getreidemarkt 9/163
, A-1060 Vienna
, Austria
.
| | - Remi Blieck
- Normandie Univ
, INSA Rouen
, UNIROUEN
, CNRS
, COBRA (UMR 6014)
,
76000 Rouen
, France
| | - Toan Dao-Huy
- Institute of Applied Synthetic Chemistry
, TU Wien
,
Getreidemarkt 9/163
, A-1060 Vienna
, Austria
.
| | - Gerit Pototschnig
- Institute of Applied Synthetic Chemistry
, TU Wien
,
Getreidemarkt 9/163
, A-1060 Vienna
, Austria
.
| | - Patricia Schaaf
- Institute of Applied Synthetic Chemistry
, TU Wien
,
Getreidemarkt 9/163
, A-1060 Vienna
, Austria
.
| | - Thomas Wiesinger
- Institute of Applied Synthetic Chemistry
, TU Wien
,
Getreidemarkt 9/163
, A-1060 Vienna
, Austria
.
| | - Muhammad Farooq Zia
- Institute of Applied Synthetic Chemistry
, TU Wien
,
Getreidemarkt 9/163
, A-1060 Vienna
, Austria
.
| | - Joanna Wencel-Delord
- Laboratoire de Chimie Moléculaire (UMR CNRS 7509)
, Université de Strasbourg
,
ECPM 25 Rue Becquerel
, 67087 Strasbourg
, France
| | - Tatiana Besset
- Normandie Univ
, INSA Rouen
, UNIROUEN
, CNRS
, COBRA (UMR 6014)
,
76000 Rouen
, France
| | - Bert U. W. Maes
- Organic Synthesis (ORSY)
, Department of Chemistry
, University of Antwerp
,
Groenenborgerlaan 171
, 2020 Antwerp
, Belgium
| | - Michael Schnürch
- Institute of Applied Synthetic Chemistry
, TU Wien
,
Getreidemarkt 9/163
, A-1060 Vienna
, Austria
.
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17
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Kapoor M, Liu D, Young MC. Carbon Dioxide-Mediated C(sp 3)-H Arylation of Amine Substrates. J Am Chem Soc 2018; 140:6818-6822. [PMID: 29787251 DOI: 10.1021/jacs.8b05061] [Citation(s) in RCA: 76] [Impact Index Per Article: 12.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Abstract
Elaborating amines via C-H functionalization has been an important area of research over the past decade but has generally relied on an added directing group or sterically hindered amine approach. Since free-amine-directed C(sp3)-H activation is still primarily limited to cyclization reactions and to improve the sustainability and reaction scope of amine-based C-H activation, we present a strategy using CO2 in the form of dry ice that facilitates intermolecular C-H arylation. This methodology has been used to enable an operationally simple procedure whereby 1° and 2° aliphatic amines can be arylated selectively at their γ-C-H positions. In addition to potentially serving as a directing group, CO2 has also been demonstrated to curtail the oxidation of sensitive amine substrates.
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Affiliation(s)
- Mohit Kapoor
- Department of Chemistry and Biochemistry, School of Green Chemistry and Engineering , University of Toledo , Toledo , Ohio 43606 , United States
| | - Daniel Liu
- Department of Chemistry and Biochemistry, School of Green Chemistry and Engineering , University of Toledo , Toledo , Ohio 43606 , United States
| | - Michael C Young
- Department of Chemistry and Biochemistry, School of Green Chemistry and Engineering , University of Toledo , Toledo , Ohio 43606 , United States
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18
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Zhou K, Chen M, Yao L, Wu J. Synthesis of sulfonated naphthols via C–H bond functionalization with the insertion of sulfur dioxide. Org Chem Front 2018. [DOI: 10.1039/c7qo00811b] [Citation(s) in RCA: 47] [Impact Index Per Article: 7.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A three-component reaction of naphthols, sulfur dioxide, and aryldiazonium tetrafluoroborates catalyzed by iron(iii) chloride through a radical process via direct C–H functionalization is developed, leading to diverse sulfonated naphthols in good yields.
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Affiliation(s)
- Kaida Zhou
- Department of Chemistry
- Fudan University
- Shanghai 200433
- China
| | - Mo Chen
- Obstetrics and Gynecology Hospital
- Fudan University
- Shanghai 200011
- China
| | - Liangqing Yao
- Obstetrics and Gynecology Hospital
- Fudan University
- Shanghai 200011
- China
| | - Jie Wu
- Department of Chemistry
- Fudan University
- Shanghai 200433
- China
- State Key Laboratory of Organometallic Chemistry
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19
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Wang Z, Orellana A. Convenient Access to meta
-Substituted Phenols by Palladium-Catalyzed Suzuki-Miyaura Cross-Coupling and Oxidation. Chemistry 2017; 23:11445-11449. [DOI: 10.1002/chem.201702651] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/08/2017] [Indexed: 12/14/2022]
Affiliation(s)
- Zi Wang
- Department of Chemistry; York University; 4700 Keele Street Toronto ON M3J 1P3 Canada
| | - Arturo Orellana
- Department of Chemistry; York University; 4700 Keele Street Toronto ON M3J 1P3 Canada
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20
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Modak A, Rana S, Phukan AK, Maiti D. Palladium-Catalyzed Deformylation Reactions with Detailed Experimental and in Silico Mechanistic Studies. European J Org Chem 2017. [DOI: 10.1002/ejoc.201700451] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Affiliation(s)
- Atanu Modak
- Department of Chemistry; Indian Institute of Technology Bombay; Powai 400076 Mumbai India
| | - Sujoy Rana
- Department of Chemistry; Indian Institute of Technology Bombay; Powai 400076 Mumbai India
| | - Ashwini K. Phukan
- Department of Chemical Sciences; Tezpur University; 784028 Napaam Assam India
| | - Debabrata Maiti
- Department of Chemistry; Indian Institute of Technology Bombay; Powai 400076 Mumbai India
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21
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Perry GJP, Larrosa I. Recent Progress in Decarboxylative Oxidative Cross-Coupling for Biaryl Synthesis. European J Org Chem 2017; 2017:3517-3527. [PMID: 29354019 PMCID: PMC5763354 DOI: 10.1002/ejoc.201700121] [Citation(s) in RCA: 90] [Impact Index Per Article: 12.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/25/2017] [Indexed: 11/12/2022]
Abstract
The beginning of the 21st century has seen tremendous growth in the field of decarboxylative activation. Benzoic acid derivatives are now recognised as atom-economic alternatives to traditional cross-coupling partners, and they also benefit from being inexpensive, readily available and shelf-stable reagents. In this microreview we discuss recent developments in the coupling of benzoic acid derivatives either with an arene or with a second benzoic acid derivative, a process often termed decarboxylative oxidative cross-coupling. These procedures offer great promise for the development of highly selective and atom-economic cross-couplings.
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Affiliation(s)
| | - Igor Larrosa
- School of ChemistryUniversity of ManchesterOxford RoadM13 9PLManchesterU.K.
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22
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Simonetti M, Cannas DM, Panigrahi A, Kujawa S, Kryjewski M, Xie P, Larrosa I. Ruthenium-Catalyzed C-H Arylation of Benzoic Acids and Indole Carboxylic Acids with Aryl Halides. Chemistry 2017; 23:549-553. [PMID: 27798824 PMCID: PMC5412846 DOI: 10.1002/chem.201605068] [Citation(s) in RCA: 72] [Impact Index Per Article: 10.3] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/06/2016] [Indexed: 11/09/2022]
Abstract
Herein we report the first Ru-catalyzed C-H arylation of benzoic acids with readily available aryl (pseudo)halides. The reaction, which does not require the use of silver salt additives, allows the arylation of previously challenging hindered benzoic acids and the use of generally unreactive ortho-substituted halorarenes. Furthermore, our new protocol can efficiently be applied to indole carboxylic acids, thus allowing access to C7-, C6-, C5- and C4-arylated indole compounds, a departure from the classical enhanced reactivity of the C2 and C3 positions of indole.
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Affiliation(s)
- Marco Simonetti
- School of ChemistryUniversity of ManchesterOxford RoadManchesterM13 9PLUK
| | - Diego M. Cannas
- School of ChemistryUniversity of ManchesterOxford RoadManchesterM13 9PLUK
| | - Adyasha Panigrahi
- School of ChemistryUniversity of ManchesterOxford RoadManchesterM13 9PLUK
| | - Szymon Kujawa
- School of ChemistryUniversity of ManchesterOxford RoadManchesterM13 9PLUK
| | - Michal Kryjewski
- Department of Inorganic and Analytical ChemistryPoznan University of Medical SciencesGrunwaldzka 660-780PoznanPoland
| | - Pan Xie
- School of ChemistryUniversity of ManchesterOxford RoadManchesterM13 9PLUK
| | - Igor Larrosa
- School of ChemistryUniversity of ManchesterOxford RoadManchesterM13 9PLUK
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23
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Font M, Quibell JM, Perry GJP, Larrosa I. The use of carboxylic acids as traceless directing groups for regioselective C–H bond functionalisation. Chem Commun (Camb) 2017; 53:5584-5597. [DOI: 10.1039/c7cc01755c] [Citation(s) in RCA: 156] [Impact Index Per Article: 22.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
This feature article focuses on the use of carboxylic acids as traceless directing groups and the application of this concept to achieve regiochemical control in organic chemistry.
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Affiliation(s)
- Marc Font
- School of Chemistry
- University of Manchester
- Manchester
- UK
| | | | | | - Igor Larrosa
- School of Chemistry
- University of Manchester
- Manchester
- UK
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24
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Simonetti M, Cannas DM, Larrosa I. Biaryl Synthesis via C–H Bond Activation. ADVANCES IN ORGANOMETALLIC CHEMISTRY 2017. [DOI: 10.1016/bs.adomc.2017.03.002] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
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25
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Paterson AJ, Heron CJ, McMullin CL, Mahon MF, Press NJ, Frost CG. α-Halo carbonyls enable meta selective primary, secondary and tertiary C–H alkylations by ruthenium catalysis. Org Biomol Chem 2017; 15:5993-6000. [DOI: 10.1039/c7ob01192j] [Citation(s) in RCA: 39] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A catalytic meta selective C–H alkylation of arenes is described using a wide range of α-halo carbonyls as coupling partners.
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Affiliation(s)
- Andrew J. Paterson
- Department of Chemistry
- University of Bath
- Bath
- UK
- Centre for Sustainable Chemical Technologies
| | - Callum J. Heron
- Department of Chemistry
- University of Bath
- Bath
- UK
- Centre for Sustainable Chemical Technologies
| | | | | | - Neil J. Press
- Novartis Institutes for BioMedical Research
- Basel
- Switzerland
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26
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Pichette Drapeau M, Gooßen LJ. Carboxylic Acids as Directing Groups for C-H Bond Functionalization. Chemistry 2016; 22:18654-18677. [PMID: 27730686 DOI: 10.1002/chem.201603263] [Citation(s) in RCA: 231] [Impact Index Per Article: 28.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/08/2016] [Indexed: 12/29/2022]
Abstract
The selective transformation of C-H bonds is one of the most desirable approaches to creating complexity from simple building blocks. Several directing groups are efficient in controlling the regioselectivity of catalytic C-H bond functionalizations. Among them, carboxylic acids are particularly advantageous, since they are widely available in great structural diversity and at low cost. The carboxylate directing groups can be tracelessly cleaved or may serve as the anchor point for further functionalization through decarboxylative couplings. This Minireview summarizes the substantial progress made in the last few years in the development of reactions in which carboxylate groups direct C-H bond functionalizations with formation of C-C, C-O, C-N, or C-halogen bonds at specific positions. It is divided into sections on C-C, C-O, C-N, and C-halogen bond formation, each of which is subdivided by reactions and product classes. Particular emphasis is placed on methods that enable multiple derivatizations by combining carboxylate-directed C-H functionalization with decarboxylative couplings.
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Affiliation(s)
- Martin Pichette Drapeau
- Ruhr-Universität Bochum, Lehrstuhl für Organische Chemie I, ZEMOS, Universitätsstr. 150, 44801, Bochum, Germany
| | - Lukas J Gooßen
- Ruhr-Universität Bochum, Lehrstuhl für Organische Chemie I, ZEMOS, Universitätsstr. 150, 44801, Bochum, Germany
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27
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Luo J, Preciado S, Araromi SO, Larrosa I. A Domino Oxidation/Arylation/Protodecarboxylation Reaction of Salicylaldehydes: Expanded Access to meta-Arylphenols. Chem Asian J 2016; 11:347-50. [PMID: 26097094 PMCID: PMC4744983 DOI: 10.1002/asia.201500506] [Citation(s) in RCA: 30] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/17/2015] [Indexed: 12/17/2022]
Abstract
A method that allows salicylaldehydes to be efficiently transformed into meta-arylated phenol derivatives through a cascade oxidation/arylation/protodecarboxylation sequence is presented. We demonstrate that the aldehyde functional group can be used as a convenient removable directing group to control site selectivity in C-H activation. Aldehydes are easily introduced into the starting materials and the group is readily cleaved after the C-H functionalization event.
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Affiliation(s)
- Junfei Luo
- School of Chemistry, University of Manchester, Oxford Road, Manchester, M13 9PL, UK
- School of Biological and Chemical Science, Queen Mary University of London, Mile End Road, London, E1 4NS, UK
| | - Sara Preciado
- School of Biological and Chemical Science, Queen Mary University of London, Mile End Road, London, E1 4NS, UK
| | - Solomon Olatokunbo Araromi
- School of Biological and Chemical Science, Queen Mary University of London, Mile End Road, London, E1 4NS, UK
| | - Igor Larrosa
- School of Chemistry, University of Manchester, Oxford Road, Manchester, M13 9PL, UK.
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28
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Dey A, Agasti S, Maiti D. Palladium catalysed meta-C–H functionalization reactions. Org Biomol Chem 2016; 14:5440-53. [DOI: 10.1039/c6ob00395h] [Citation(s) in RCA: 145] [Impact Index Per Article: 18.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
The directing group assisted site selective C–H functionalization approach is having a continuous impact in the field of natural product synthesis, drug discovery and material sciences.
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Affiliation(s)
- Aniruddha Dey
- Department of Chemistry
- Indian Institute of Technology Bombay
- India
| | - Soumitra Agasti
- Department of Chemistry
- Indian Institute of Technology Bombay
- India
| | - Debabrata Maiti
- Department of Chemistry
- Indian Institute of Technology Bombay
- India
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