1
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Koohgard M, Enders L, Del Rio N, Li H, Moccia F, Khaled O, Bistri O, Helaja J, Sollogoub M, Mouriès-Mansuy V, Fensterbank L. β-Cyclodextrin-NHC-Au(I)-Catalyzed Enantioconvergent 1,5-Enyne Cycloisomerizations. Org Lett 2024; 26:5817-5821. [PMID: 38949965 DOI: 10.1021/acs.orglett.4c02003] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 07/03/2024]
Abstract
Enantioconvergent transformations from racemic mixtures are attractive since they allow the generation of optically active products with full conversion despite the possibly adverse kinetic resolution process. When dealing with gold(I)-catalyzed cycloisomerizations, chirality transfer from the precursor is another possible diverting pathway, which renders enantioconvergence challenging. Not surprisingly, enantioconvergent Au(I)-catalyzed processes have remained extremely rare. Herein we show that cavity-driven catalysis using β-cyclodextrin-NHC-Au(I) complexes brings opportunities to conduct highly enantioconvergent cycloisomerizations of 1,5-enynes, -enynols, and, -enynyl esters.
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Affiliation(s)
- Mehdi Koohgard
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, 4 place Jussieu, 75005 Paris, France
| | - Lukas Enders
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, 4 place Jussieu, 75005 Paris, France
- Department of Chemistry, University of Helsinki, 00014 Helsinki, Finland
| | - Natalia Del Rio
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, 4 place Jussieu, 75005 Paris, France
| | - Hang Li
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, 4 place Jussieu, 75005 Paris, France
| | - Fabio Moccia
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, 4 place Jussieu, 75005 Paris, France
| | - Omar Khaled
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, 4 place Jussieu, 75005 Paris, France
| | - Olivia Bistri
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, 4 place Jussieu, 75005 Paris, France
| | - Juho Helaja
- Department of Chemistry, University of Helsinki, 00014 Helsinki, Finland
| | - Matthieu Sollogoub
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, 4 place Jussieu, 75005 Paris, France
| | - Virginie Mouriès-Mansuy
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, 4 place Jussieu, 75005 Paris, France
| | - Louis Fensterbank
- Collège de France, Université PSL, Institut Parisien de Chimie Moléculaire, Sorbonne Université, CNRS, 4 place Jussieu, 75005 Paris, France
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2
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Preda G, Jung S, Pescitelli G, Cupellini L, Armspach D, Pasini D. Enabling Stereochemical Communication and Stimuli-Responsive Chiroptical Properties in Biphenyl-Capped Cyclodextrins. Chemistry 2023; 29:e202302376. [PMID: 37668555 DOI: 10.1002/chem.202302376] [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: 07/25/2023] [Revised: 09/04/2023] [Accepted: 09/05/2023] [Indexed: 09/06/2023]
Abstract
Chiroptical materials are gaining increasing interest due to their innovative character and their applications in optoelectronics and data encryption technologies. Fully harnessing the potential of building blocks from the "chiral pool", such as native cyclodextrins (CDs), as they often lack chromophores suitable for the construction of materials with significant chiroptical properties. Here, we present the synthesis and characterization of a two-level molecular stack consisting of a point-chiral element (CD) and an axially chiral element (biphenyl), capable of effectively translating the overall stereochemical information contained in CDs into stimuli-responsive chiroptical properties. α- and β-permethylated CDs were efficiently capped with two different 2,2'-difunctionalized 1,1'-biphenyl units. In CD derivatives containing the rigid 2,2'-dihydroxy-1,1'-biphenyl cap, two intramolecular hydrogen bonds act synergistically as stereoselective actuators, enabling effective communication between the two levels and the transfer of nonchromophoric stereochemical information from the cyclic-oligosaccharide to the atropoisomeric cap. The chiroptical properties can be finely tuned by external stimuli such as temperature and solvent. The way chirality is transferred from the CD platform to the biphenyl cap was revealed thanks to crystallographic and computational analyses, together with electronic circular dichroism (ECD) studies.
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Affiliation(s)
- Giovanni Preda
- Department of Chemistry and INSTM Research Unit, University of Pavia, Via Taramelli 12, 27100, Pavia, Italy
- Équipe Confinement Moléculaire et Catalyse, Institut de Chimie de Strasbourg, Université de Strasbourg, UMR 7177 CNRS, 4 rue Blaise Pascal, CS90032, 67081, Strasbourg Cedex, France
| | - Sebastian Jung
- Équipe Confinement Moléculaire et Catalyse, Institut de Chimie de Strasbourg, Université de Strasbourg, UMR 7177 CNRS, 4 rue Blaise Pascal, CS90032, 67081, Strasbourg Cedex, France
| | - Gennaro Pescitelli
- Department of Chemistry and Industrial Chemistry, University of Pisa, via Moruzzi 13, 56124, Pisa, Italy
| | - Lorenzo Cupellini
- Department of Chemistry and Industrial Chemistry, University of Pisa, via Moruzzi 13, 56124, Pisa, Italy
| | - Dominique Armspach
- Équipe Confinement Moléculaire et Catalyse, Institut de Chimie de Strasbourg, Université de Strasbourg, UMR 7177 CNRS, 4 rue Blaise Pascal, CS90032, 67081, Strasbourg Cedex, France
| | - Dario Pasini
- Department of Chemistry and INSTM Research Unit, University of Pavia, Via Taramelli 12, 27100, Pavia, Italy
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3
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Sarkar B, Pramanik T, Jayaraman N. Cyclic Disaccharide Formation Enforced by a Ring Contraction: 2,3-Dideoxy Pyranoside Glycoside Donor to a Furanoside Macrocycle. J Org Chem 2023; 88:670-674. [PMID: 36484560 DOI: 10.1021/acs.joc.2c01936] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
The synthesis of a disaccharide macrocycle through 2,3-dideoxy glucopyranosyl monosaccharide is reported. 2,3-Dideoxy-erythro-hexopyranosyl thioglycoside possessing a free hydroxy functionality at the C-4 carbon is prepared, and cycloglycosylation is conducted. In the event, the cycloglycosylation occurs with a ring contraction of the monosaccharide moiety and affords the cyclic furanoside disaccharide. Solution-phase and single-crystal X-ray diffraction structural characterizations permit the features of the macrocycle to be uncovered. The solubilization and encapsulation properties of the macrocycle are studied in aqueous solutions with 1-aminoadamantane.
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4
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Mishra S, Urvashi, Patil NT. Chiral Ligands for Au(I), Au(III), and Au(I)/Au(III) Redox Catalysis. Isr J Chem 2022. [DOI: 10.1002/ijch.202200039] [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)
- Sampoorna Mishra
- Sampoorna Mishra Urvashi and Nitin T. Patil Department of Chemistry Indian Institute of Science Education and Research Bhopal Bhauri Bhopal 462 066 India
| | - Urvashi
- Sampoorna Mishra Urvashi and Nitin T. Patil Department of Chemistry Indian Institute of Science Education and Research Bhopal Bhauri Bhopal 462 066 India
| | - Nitin T. Patil
- Sampoorna Mishra Urvashi and Nitin T. Patil Department of Chemistry Indian Institute of Science Education and Research Bhopal Bhauri Bhopal 462 066 India
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5
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Giovanardi G, Balestri D, Secchi A, Cera G. Diametric calix[6]arene gold(I) catalysts for intramolecular cyclopropanations of 1,6-dienynes. Org Biomol Chem 2022; 20:6464-6472. [PMID: 35894952 DOI: 10.1039/d2ob01074g] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022]
Abstract
We report a solid-state structural investigation of diametric calix[6]arene-based phosphine gold(I) cavitands which are characterised by two specific, different 1,2,3-alternate conformations in solution and in the solid state. The effect of the specific orientation of phosphines, with respect to macrocycles, was studied in intramolecular cyclopropanation of 1,6-dienynes. The general applicability of these catalysts was disclosed, delivering a family of polycycles with high yields and functional group tolerance.
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Affiliation(s)
- Gabriele Giovanardi
- Dipartimento di Scienze Chimiche, della Vita e della Sostenibilità Ambientale, Università di Parma, Parco Area delle Scienze 17/A, 43124 Parma, Italy.
| | - Davide Balestri
- Dipartimento di Scienze Chimiche, della Vita e della Sostenibilità Ambientale, Università di Parma, Parco Area delle Scienze 17/A, 43124 Parma, Italy.
| | - Andrea Secchi
- Dipartimento di Scienze Chimiche, della Vita e della Sostenibilità Ambientale, Università di Parma, Parco Area delle Scienze 17/A, 43124 Parma, Italy.
| | - Gianpiero Cera
- Dipartimento di Scienze Chimiche, della Vita e della Sostenibilità Ambientale, Università di Parma, Parco Area delle Scienze 17/A, 43124 Parma, Italy.
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6
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Li Y, Pelzer K, Sechet D, Creste G, Matt D, Braunstein P, Armspach D. A cavity-shaped cis-chelating P,N ligand for highly selective nickel-catalysed ethylene dimerisation. Dalton Trans 2022; 51:11226-11230. [PMID: 35861279 DOI: 10.1039/d2dt01553f] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
The presence of a permethylated α-cyclodextrin (α-CD) cavity in a chelating P,N ligand promotes exclusive formation of 1 : 1 ligand/metal complexes. In MX2 complexes, one of the two halido ligands is forced to reside inside the CD hollow while the second one is pointing outside. Unlike its cavity-free analogue, a Ni(II) complex of the CD ligand is a highly selective precatalyst for ethylene dimerisation (96% C4 selectivity with up to 95% of 1-butene within the C4 fraction).
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Affiliation(s)
- Yang Li
- Equipe Confinement Moléculaire et Catalyse, Institut de Chimie de Strasbourg, UMR 7177 CNRS, Université de Strasbourg, 4, rue Blaise Pascal, CS 90032, 67081 Strasbourg Cedex, France.
| | - Katrin Pelzer
- Equipe Confinement Moléculaire et Catalyse, Institut de Chimie de Strasbourg, UMR 7177 CNRS, Université de Strasbourg, 4, rue Blaise Pascal, CS 90032, 67081 Strasbourg Cedex, France.
| | - Damien Sechet
- Laboratoire de Chimie Inorganique Moléculaire et Catalyse, Institut de Chimie de Strasbourg, UMR 7177 CNRS, Université de Strasbourg, 4, rue Blaise Pascal, CS 90032, 67081 Strasbourg Cedex, France
| | - Geordie Creste
- Equipe Confinement Moléculaire et Catalyse, Institut de Chimie de Strasbourg, UMR 7177 CNRS, Université de Strasbourg, 4, rue Blaise Pascal, CS 90032, 67081 Strasbourg Cedex, France.
| | - Dominique Matt
- Laboratoire de Chimie Inorganique Moléculaire et Catalyse, Institut de Chimie de Strasbourg, UMR 7177 CNRS, Université de Strasbourg, 4, rue Blaise Pascal, CS 90032, 67081 Strasbourg Cedex, France
| | - Pierre Braunstein
- Equipe Confinement Moléculaire et Catalyse, Institut de Chimie de Strasbourg, UMR 7177 CNRS, Université de Strasbourg, 4, rue Blaise Pascal, CS 90032, 67081 Strasbourg Cedex, France.
| | - Dominique Armspach
- Equipe Confinement Moléculaire et Catalyse, Institut de Chimie de Strasbourg, UMR 7177 CNRS, Université de Strasbourg, 4, rue Blaise Pascal, CS 90032, 67081 Strasbourg Cedex, France.
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7
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Escofet I, Zuccarello G, Echavarren AM. Gold-catalyzed enantioselective cyclizations and cycloadditions. ADVANCES IN ORGANOMETALLIC CHEMISTRY 2022. [DOI: 10.1016/bs.adomc.2022.01.003] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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8
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Tsuda S, Asahi K, Takahashi R, Yamauchi H, Ueda R, Iwasaki T, Fujiwara SI, Kambe N. Bio-inspired asymmetric aldehyde arylations catalyzed by rhodium-cyclodextrin self-inclusion complexes. Org Biomol Chem 2021; 20:801-807. [PMID: 34816860 DOI: 10.1039/d1ob02014e] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Abstract
Transition-metal catalysts are powerful tools for carbon-carbon bond-forming reactions that are difficult to achieve using native enzymes. Enzymes that exhibit inherent selectivities and reactivities through host-guest interactions have inspired widespread interest in incorporating enzymatic behavior into transition-metal catalytic systems that highly efficiently produce enantiopure compounds. Nevertheless, bio-inspired transition-metal catalysts that are highly enantioselective and reactive have rarely been reported. In this study, we applied γ-cyclodextrin-imidazolium salts to the rhodium-catalyzed asymmetric arylations of aldehydes. The method exhibits wide substrate scope and the corresponding arylcarbinols are obtained in excellent yields under optimized conditions, with enantiomeric excesses of up to 96% observed. Kinetic and competition experiments revealed that self-inclusion of the Rh complex contributes to the high enantioselectivity and reactivity achieved by this catalytic system. Thus, this bio-inspired self-inclusion strategy is promising for the development of highly enantioselective and reactive transition-metal catalysts for asymmetric carbon-carbon bond formation.
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Affiliation(s)
- Susumu Tsuda
- Department of Chemistry, Osaka Dental University, Hirakata, Osaka 573-1121, Japan.
| | - Kaoru Asahi
- Department of Applied Chemistry, Graduate School of Engineering, Osaka University, Suita, Osaka 565-0871, Japan.
| | - Ryota Takahashi
- Department of Applied Chemistry, Graduate School of Engineering, Osaka University, Suita, Osaka 565-0871, Japan.
| | - Hiroki Yamauchi
- Department of Applied Chemistry, Graduate School of Engineering, Osaka University, Suita, Osaka 565-0871, Japan.
| | - Ryoji Ueda
- Department of Applied Chemistry, Graduate School of Engineering, Osaka University, Suita, Osaka 565-0871, Japan.
| | - Takanori Iwasaki
- Department of Applied Chemistry, Graduate School of Engineering, Osaka University, Suita, Osaka 565-0871, Japan. .,Department of Chemistry and Biotechnology, Graduate School of Engineering, University of Tokyo, Bunkyo-ku, Tokyo 113-8656, Japan
| | - Shin-Ichi Fujiwara
- Department of Chemistry, Osaka Dental University, Hirakata, Osaka 573-1121, Japan.
| | - Nobuaki Kambe
- Department of Applied Chemistry, Graduate School of Engineering, Osaka University, Suita, Osaka 565-0871, Japan.
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9
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Kaya Z, Bentouhami E, Pelzer K, Armspach D. Cavity-shaped ligands for asymmetric metal catalysis. Coord Chem Rev 2021. [DOI: 10.1016/j.ccr.2021.214066] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/28/2023]
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10
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Zuccarello G, Escofet I, Caniparoli U, Echavarren AM. New-Generation Ligand Design for the Gold-Catalyzed Asymmetric Activation of Alkynes. Chempluschem 2021; 86:1283-1296. [PMID: 34472729 PMCID: PMC8457203 DOI: 10.1002/cplu.202100232] [Citation(s) in RCA: 26] [Impact Index Per Article: 8.7] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/24/2021] [Revised: 07/09/2021] [Indexed: 01/01/2023]
Abstract
Gold(I) catalysts are ideal for the activation of alkynes under very mild conditions. However, unlike allenes or alkenes, the triple bond of alkynes cannot be prochiral. In addition, the linear coordination displayed by gold(I) complexes places the chiral ligand far away from the substrate resulting in an inefficient transfer of chiral information. This poses a significant challenge for the achievement of high enantiocontrol in gold(I)-catalyzed reactions of alkynes. Although considerable progress on enantioselective gold(I)-catalyzed transformations has recently been achieved, the asymmetric activation of non-prochiral alkyne-containing small molecules still represents a great challenge. Herein we summarize recent advances in intra- and intermolecular enantioselective gold(I)-catalyzed reactions involving alkynes, discussing new chiral ligand designs that lie at the basis of these developments. We also focus on the mode of action of these catalysts, their possible limitations towards a next-generation of more efficient ligand designs. Finally, square planar chiral gold(III) complexes, which offer an alternative to chiral gold(I) complexes, are also discussed.
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Affiliation(s)
- Giuseppe Zuccarello
- Institute of Chemical Research of Catalonia (ICIQ)Barcelona Institute of Science and Technology (BIST)Av. Països Catalans 1643007TarragonaSpain
- Departament de Química Orgànica i AnalíticaUniversitat Rovira i Virgili (URV)C/Marcel⋅lí Domingo s/n43007TarragonaSpain
| | - Imma Escofet
- Institute of Chemical Research of Catalonia (ICIQ)Barcelona Institute of Science and Technology (BIST)Av. Països Catalans 1643007TarragonaSpain
- Departament de Química Orgànica i AnalíticaUniversitat Rovira i Virgili (URV)C/Marcel⋅lí Domingo s/n43007TarragonaSpain
| | - Ulysse Caniparoli
- Institute of Chemical Research of Catalonia (ICIQ)Barcelona Institute of Science and Technology (BIST)Av. Països Catalans 1643007TarragonaSpain
- Departament de Química Orgànica i AnalíticaUniversitat Rovira i Virgili (URV)C/Marcel⋅lí Domingo s/n43007TarragonaSpain
| | - Antonio M. Echavarren
- Institute of Chemical Research of Catalonia (ICIQ)Barcelona Institute of Science and Technology (BIST)Av. Països Catalans 1643007TarragonaSpain
- Departament de Química Orgànica i AnalíticaUniversitat Rovira i Virgili (URV)C/Marcel⋅lí Domingo s/n43007TarragonaSpain
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11
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Cera G, Giovanardi G, Secchi A, Arduini A. Merging Molecular Recognition and Gold(I) Catalysis with Triphoscalix[6]arene Ligands. Chemistry 2021; 27:10261-10266. [PMID: 34002908 DOI: 10.1002/chem.202101323] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/13/2021] [Indexed: 12/17/2022]
Abstract
We report the synthesis and characterization of novel triphosphine calix[6]arene ligands. These supramolecular wheels, with recognition features governed by the hydrogen-bonding domain, were employed to synthesize multitasking trinuclear gold(I) complexes as a new platform for the synthesis of interwoven (pseudo)rotaxane species. In parallel, the multivalent, metal-bonded upper rim displayed catalytic features promoting highly selective gold-catalyzed cycloisomerization reactions of 1,6-enynes.
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Affiliation(s)
- Gianpiero Cera
- Dipartimento di Scienze Chimiche, della Vita e della Sostenibilità Ambientale, Università di Parma, Parco Area delle Scienze 17/A, 43124, Parma, Italy
| | - Gabriele Giovanardi
- Dipartimento di Scienze Chimiche, della Vita e della Sostenibilità Ambientale, Università di Parma, Parco Area delle Scienze 17/A, 43124, Parma, Italy
| | - Andrea Secchi
- Dipartimento di Scienze Chimiche, della Vita e della Sostenibilità Ambientale, Università di Parma, Parco Area delle Scienze 17/A, 43124, Parma, Italy
| | - Arturo Arduini
- Dipartimento di Scienze Chimiche, della Vita e della Sostenibilità Ambientale, Università di Parma, Parco Area delle Scienze 17/A, 43124, Parma, Italy
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12
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Martín‐Torres I, Ogalla G, Yang J, Rinaldi A, Echavarren AM. Enantioselective Alkoxycyclization of 1,6-Enynes with Gold(I)-Cavitands: Total Synthesis of Mafaicheenamine C. Angew Chem Int Ed Engl 2021; 60:9339-9344. [PMID: 33576560 PMCID: PMC8251978 DOI: 10.1002/anie.202017035] [Citation(s) in RCA: 18] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/23/2020] [Indexed: 12/16/2022]
Abstract
Chiral gold(I)-cavitand complexes have been developed for the enantioselective alkoxycyclization of 1,6-enynes. This enantioselective cyclization has been applied for the first total synthesis of carbazole alkaloid (+)-mafaicheenamine C and its enantiomer, establishing its configuration as R. The cavity effect was also evaluated in the cycloisomerization of dienynes. A combination of experiments and theoretical studies demonstrates that the cavity of the gold(I) complexes forces the enynes to adopt constrained conformations, which results in the high observed regio- and stereoselectivities.
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Affiliation(s)
- Inmaculada Martín‐Torres
- Institute of Chemical Research of Catalonia (ICIQ)Barcelona Institute of Science and TechnologyAv. Països Catalans 1643007TarragonaSpain
- Departament de Química Analítica i Química OrgànicaUniversitat Rovira i VirgiliC/ Marcel⋅lí Domingo s/n43007TarragonaSpain
| | - Gala Ogalla
- Institute of Chemical Research of Catalonia (ICIQ)Barcelona Institute of Science and TechnologyAv. Països Catalans 1643007TarragonaSpain
- Departament de Química Analítica i Química OrgànicaUniversitat Rovira i VirgiliC/ Marcel⋅lí Domingo s/n43007TarragonaSpain
| | - Jin‐Ming Yang
- Institute of Chemical Research of Catalonia (ICIQ)Barcelona Institute of Science and TechnologyAv. Països Catalans 1643007TarragonaSpain
| | - Antonia Rinaldi
- Institute of Chemical Research of Catalonia (ICIQ)Barcelona Institute of Science and TechnologyAv. Països Catalans 1643007TarragonaSpain
| | - Antonio M. Echavarren
- Institute of Chemical Research of Catalonia (ICIQ)Barcelona Institute of Science and TechnologyAv. Països Catalans 1643007TarragonaSpain
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13
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Martín‐Torres I, Ogalla G, Yang J, Rinaldi A, Echavarren AM. Enantioselective Alkoxycyclization of 1,6‐Enynes with Gold(I)‐Cavitands: Total Synthesis of Mafaicheenamine C. Angew Chem Int Ed Engl 2021. [DOI: 10.1002/ange.202017035] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Affiliation(s)
- Inmaculada Martín‐Torres
- Institute of Chemical Research of Catalonia (ICIQ) Barcelona Institute of Science and Technology Av. Països Catalans 16 43007 Tarragona Spain
- Departament de Química Analítica i Química Orgànica Universitat Rovira i Virgili C/ Marcel⋅lí Domingo s/n 43007 Tarragona Spain
| | - Gala Ogalla
- Institute of Chemical Research of Catalonia (ICIQ) Barcelona Institute of Science and Technology Av. Països Catalans 16 43007 Tarragona Spain
- Departament de Química Analítica i Química Orgànica Universitat Rovira i Virgili C/ Marcel⋅lí Domingo s/n 43007 Tarragona Spain
| | - Jin‐Ming Yang
- Institute of Chemical Research of Catalonia (ICIQ) Barcelona Institute of Science and Technology Av. Països Catalans 16 43007 Tarragona Spain
| | - Antonia Rinaldi
- Institute of Chemical Research of Catalonia (ICIQ) Barcelona Institute of Science and Technology Av. Països Catalans 16 43007 Tarragona Spain
| | - Antonio M. Echavarren
- Institute of Chemical Research of Catalonia (ICIQ) Barcelona Institute of Science and Technology Av. Països Catalans 16 43007 Tarragona Spain
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14
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Molnár Á. Synthetic Application of Cyclodextrins in Combination with Metal Ions, Complexes, and Metal Particles. ChemCatChem 2020. [DOI: 10.1002/cctc.202001610] [Citation(s) in RCA: 12] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Affiliation(s)
- Árpád Molnár
- Department of Organic Chemistry University of Szeged Dóm tér 8 6720 Szeged Hungary
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15
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16
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Zhu X, Xu G, Chamoreau L, Zhang Y, Mouriès‐Mansuy V, Fensterbank L, Bistri‐Aslanoff O, Roland S, Sollogoub M. Permethylated NHC‐Capped α‐ and β‐Cyclodextrins (ICyD
Me
) Regioselective and Enantioselective Gold‐Catalysis in Pure Water. Chemistry 2020; 26:15901-15909. [DOI: 10.1002/chem.202001990] [Citation(s) in RCA: 25] [Impact Index Per Article: 6.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/23/2020] [Revised: 05/29/2020] [Indexed: 01/21/2023]
Affiliation(s)
- Xiaolei Zhu
- Sorbonne Université CNRS Institut Parisien de Chimie Moléculaire (IPCM) UMR 8232 4, place Jussieu 75005 Paris France
| | - Guangcan Xu
- Sorbonne Université CNRS Institut Parisien de Chimie Moléculaire (IPCM) UMR 8232 4, place Jussieu 75005 Paris France
| | - Lise‐Marie Chamoreau
- Sorbonne Université CNRS Institut Parisien de Chimie Moléculaire (IPCM) UMR 8232 4, place Jussieu 75005 Paris France
| | - Yongmin Zhang
- Sorbonne Université CNRS Institut Parisien de Chimie Moléculaire (IPCM) UMR 8232 4, place Jussieu 75005 Paris France
| | - Virginie Mouriès‐Mansuy
- Sorbonne Université CNRS Institut Parisien de Chimie Moléculaire (IPCM) UMR 8232 4, place Jussieu 75005 Paris France
| | - Louis Fensterbank
- Sorbonne Université CNRS Institut Parisien de Chimie Moléculaire (IPCM) UMR 8232 4, place Jussieu 75005 Paris France
| | - Olivia Bistri‐Aslanoff
- Sorbonne Université CNRS Institut Parisien de Chimie Moléculaire (IPCM) UMR 8232 4, place Jussieu 75005 Paris France
| | - Sylvain Roland
- Sorbonne Université CNRS Institut Parisien de Chimie Moléculaire (IPCM) UMR 8232 4, place Jussieu 75005 Paris France
| | - Matthieu Sollogoub
- Sorbonne Université CNRS Institut Parisien de Chimie Moléculaire (IPCM) UMR 8232 4, place Jussieu 75005 Paris France
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17
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Öztürk BÖ, Çetinel B, Karabulut Şehitoğlu S. Encapsulation of
N
‐heterocyclic carbene–gold (I) catalysts within magnetic core/shell silica gels: A reusable alkyne hydration catalyst. Appl Organomet Chem 2020. [DOI: 10.1002/aoc.5686] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Affiliation(s)
- Bengi Özgün Öztürk
- Faculty of Science, Chemistry DepartmentHacettepe University Beytepe‐Ankara 06800 Turkey
| | - Begüm Çetinel
- Faculty of Science, Chemistry DepartmentHacettepe University Beytepe‐Ankara 06800 Turkey
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18
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Tugny C, del Rio N, Koohgard M, Vanthuyne N, Lesage D, Bijouard K, Zhang P, Meijide Suárez J, Roland S, Derat E, Bistri-Aslanoff O, Sollogoub M, Fensterbank L, Mouriès-Mansuy V. β-Cyclodextrin–NHC–Gold(I) Complex (β-ICyD)AuCl: A Chiral Nanoreactor for Enantioselective and Substrate-Selective Alkoxycyclization Reactions. ACS Catal 2020. [DOI: 10.1021/acscatal.0c00127] [Citation(s) in RCA: 29] [Impact Index Per Article: 7.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Coralie Tugny
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, IPCM, 4 Place Jussieu, F-75005 Paris, France
| | - Natalia del Rio
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, IPCM, 4 Place Jussieu, F-75005 Paris, France
| | - Mehdi Koohgard
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, IPCM, 4 Place Jussieu, F-75005 Paris, France
| | - Nicolas Vanthuyne
- Aix Marseille Univ, CNRS, Centrale Marseille, iSm2, Marseille, France
| | - Denis Lesage
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, IPCM, 4 Place Jussieu, F-75005 Paris, France
| | - Kajetan Bijouard
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, IPCM, 4 Place Jussieu, F-75005 Paris, France
| | - Pinglu Zhang
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, IPCM, 4 Place Jussieu, F-75005 Paris, France
| | - Jorge Meijide Suárez
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, IPCM, 4 Place Jussieu, F-75005 Paris, France
| | - Sylvain Roland
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, IPCM, 4 Place Jussieu, F-75005 Paris, France
| | - Etienne Derat
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, IPCM, 4 Place Jussieu, F-75005 Paris, France
| | - Olivia Bistri-Aslanoff
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, IPCM, 4 Place Jussieu, F-75005 Paris, France
| | - Matthieu Sollogoub
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, IPCM, 4 Place Jussieu, F-75005 Paris, France
| | - Louis Fensterbank
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, IPCM, 4 Place Jussieu, F-75005 Paris, France
| | - Virginie Mouriès-Mansuy
- Sorbonne Université, CNRS, Institut Parisien de Chimie Moléculaire, IPCM, 4 Place Jussieu, F-75005 Paris, France
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19
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Ruiz-Botella S, Vidossich P, Ujaque G, Peris E. A resorcinarene-based tetrabenzoimidazolylidene complex of rhodium. Dalton Trans 2020; 49:3181-3186. [PMID: 32091521 DOI: 10.1039/d0dt00060d] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A tetrabenzoimidazolium-resorcinarene cavitand was used for the preparation of a tetra-benzoimidazolylidene of rhodium, which is unprecedented in the field of poly-NHC metal complexes. Both the experimental and computational analyses of the molecule reveal a distorted vase conformation as the most stable one, although several non-interconverting conformational isomers due to the restricted rotation about the Rh-C(carbene) bond coexist in the product. There is a fluxional behaviour involving the vase-kite interconversion. The main interactions between the arms of the cavitand are mostly concentrated on the terminal organometallic fragments attached to NHC, along with those between -CH3 and a N-heterocyclic carbene ring from benzoimidazoles.
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Affiliation(s)
- Sheila Ruiz-Botella
- Institute of Advanced Materials (INAM), Centro de Innovación en Química Avanzada (ORFEO-CINQA), Universitat Jaume I, Av. Vicente Sos Baynat s/n, Castellón, E-12071, Spain.
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20
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21
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Herndon JW. The chemistry of the carbon-transition metal double and triple bond: Annual survey covering the year 2018. Coord Chem Rev 2019. [DOI: 10.1016/j.ccr.2019.213051] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
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22
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Sak H, Mawick M, Krause N. Sustainable Gold Catalysis in Water Using Cyclodextrin‐tagged NHC‐Gold Complexes. ChemCatChem 2019. [DOI: 10.1002/cctc.201901658] [Citation(s) in RCA: 21] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
Affiliation(s)
- Hülya Sak
- Organic ChemistryDortmund University of Technology Otto-Hahn-Strasse 6 Dortmund D-44227 Germany
| | - Matthias Mawick
- Organic ChemistryDortmund University of Technology Otto-Hahn-Strasse 6 Dortmund D-44227 Germany
| | - Norbert Krause
- Organic ChemistryDortmund University of Technology Otto-Hahn-Strasse 6 Dortmund D-44227 Germany
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23
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Kaya Z, Andna L, Matt D, Bentouhami E, Djukic JP, Armspach D. A Comparative Study of Confining Ligands Derived from Methylated Cyclodextrins in Gold-Catalyzed Cycloisomerization of 1,6-Enynes. European J Org Chem 2019. [DOI: 10.1002/ejoc.201900631] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Zeyneb Kaya
- Equipe Confinement Moléculaire et Catalyse; Institut de Chimie, UMR 7177 CNRS; 4, rue Blaise Pascal CS90032 67081 Strasbourg cedex France
- Laboratoire de Chimie Inorganique et Nanostructures; Faculté de Technologie; Université Ferhat Abbas; Sétif-1, Campus El Bez Sétif 19000 Algeria
| | - Lucile Andna
- Laboratoire de Chimie Inorganique Moléculaire et Catalyse; Institut de Chimie, UMR 7177 CNRS; 4, rue Blaise Pascal CS90032 67081 Strasbourg cedex France
| | - Dominique Matt
- Laboratoire de Chimie Inorganique Moléculaire et Catalyse; Institut de Chimie, UMR 7177 CNRS; 4, rue Blaise Pascal CS90032 67081 Strasbourg cedex France
| | - Embarek Bentouhami
- Laboratoire de Chimie Inorganique et Nanostructures; Faculté de Technologie; Université Ferhat Abbas; Sétif-1, Campus El Bez Sétif 19000 Algeria
| | - Jean-Pierre Djukic
- Laboratoire de Chimie et Systémique Organo-Métalliques; Institut de Chimie, UMR 7177 CNRS; 4, rue Blaise Pascal CS90032 67081 Strasbourg cedex France
| | - Dominique Armspach
- Equipe Confinement Moléculaire et Catalyse; Institut de Chimie, UMR 7177 CNRS; 4, rue Blaise Pascal CS90032 67081 Strasbourg cedex France
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24
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Neva T, Ortiz Mellet C, Fernández JMG, Benito JM. Multiply–linked cyclodextrin–aromatic hybrids: Caps, hinges and clips. J Carbohydr Chem 2019. [DOI: 10.1080/07328303.2019.1609020] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/13/2023]
Affiliation(s)
- Tania Neva
- Instituto de Investigaciones Químicas (IIQ), CSIC–University of Seville, Seville, Spain
| | - Carmen Ortiz Mellet
- Department of Organic Chemistry, Faculty of Chemistry, University of Seville, Seville, Spain
| | | | - Juan M. Benito
- Instituto de Investigaciones Químicas (IIQ), CSIC–University of Seville, Seville, Spain
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