1
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Xiong MF, Ye BH. Regioselective Dehydrogenation of the Secondary Amine Complexes into Imine Complexes under Visible-Light Irradiation. Organometallics 2022. [DOI: 10.1021/acs.organomet.1c00683] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Ming-Feng Xiong
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry, Sun Yat-sen University, Guangzhou 510275, Guangdong, China
| | - Bao-Hui Ye
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry, Sun Yat-sen University, Guangzhou 510275, Guangdong, China
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2
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Cao M, Zhu J, Zhi Z, Ye B, Yao S, Zhang X. Thermodynamic Resolution of Pharmaceutical Precursor Modafinil Acid on the Basis of
Chiral‐at‐Metal
Strategy. CHINESE J CHEM 2021. [DOI: 10.1002/cjoc.202000729] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/04/2023]
Affiliation(s)
- Man‐Li Cao
- Department of Chemistry, Guangdong University of Education Guangzhou Guangdong 510303 China
| | - Jun‐Ling Zhu
- Department of Chemistry, Guangdong University of Education Guangzhou Guangdong 510303 China
| | - Zhong‐Lan Zhi
- Department of Chemistry, Guangdong University of Education Guangzhou Guangdong 510303 China
| | - Bao‐Hui Ye
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry, Sun Yat‐sen University Guangzhou Guangdong 510275 China
| | - Su‐Yang Yao
- Department of Chemistry, Guangdong University of Education Guangzhou Guangdong 510303 China
| | - Xiu‐Lian Zhang
- Department of Chemistry, Guangdong University of Education Guangzhou Guangdong 510303 China
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3
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A study of enantioselective syntheses by Sharpless asymmetric oxidation for aryl sulfoxides containing oxygen groups at the ortho position. J CHEM SCI 2021. [DOI: 10.1007/s12039-021-01887-5] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
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4
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Peng HL, Li Y, Chen XY, Li LP, Ke Z, Ye BH. Visible-Light-Induced Amination of Quinoline at the C8 Position via a Postcoordinated Interligand-Coupling Strategy under Mild Conditions. Inorg Chem 2021; 60:908-918. [PMID: 33393292 DOI: 10.1021/acs.inorgchem.0c03026] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/16/2023]
Abstract
The postcoordinated interligand-coupling strategy provides a useful and complementary protocol for synthesizing polydentate ligands. Herein, diastereoselective photoreactions of Λ-[Ir(pq)2(d-AA)] (Λ-d) and Λ-[Ir(pq)2(l-AA)] (Λ-l, where pq is 2-phenylquinoline and AA is an amino acid) are reported in the presence of O2 under mild conditions. Diastereomer Λ-d is dehydrogenatively oxidized into an imino acid complex, while diastereomer Λ-l mainly occurs via interligand C-N cross-dehydrogenative coupling between quinoline at the C8 position and AA ligands at room temperature, affording Λ-[Ir(pq)(l-pq-AA)]. Furthermore, the photoreaction of diastereomer Λ-l is temperature-dependent. Mechanistic experiments reveal the ligand-radical intermediates may be involved in the reaction. Density functional theory calculations were used to eluciate the origin of diastereoselectivity and temperature dependence. This will provide a new protocol for the amination of quinoline at the C8 position via the postcoordinated interligand C-N cross-coupling strategy under mild conditions.
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Affiliation(s)
- He-Long Peng
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry, Sun Yat-sen University, Guangzhou 510275, Guangdong, China
| | - Yinwu Li
- School of Materials Science & Engineering, Sun Yat-sen University, Guangzhou 510275, Guangdong, China
| | - Xing-Yang Chen
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry, Sun Yat-sen University, Guangzhou 510275, Guangdong, China
| | - Li-Ping Li
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry, Sun Yat-sen University, Guangzhou 510275, Guangdong, China
| | - Zhuofeng Ke
- School of Materials Science & Engineering, Sun Yat-sen University, Guangzhou 510275, Guangdong, China
| | - Bao-Hui Ye
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry, Sun Yat-sen University, Guangzhou 510275, Guangdong, China
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5
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Wojaczyńska E, Wojaczyński J. Modern Stereoselective Synthesis of Chiral Sulfinyl Compounds. Chem Rev 2020; 120:4578-4611. [PMID: 32347719 PMCID: PMC7588045 DOI: 10.1021/acs.chemrev.0c00002] [Citation(s) in RCA: 116] [Impact Index Per Article: 29.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/01/2020] [Indexed: 12/22/2022]
Abstract
Chiral sulfinyl compounds, sulfoxides, sulfoximines, sulfinamides, and other derivatives, play an important role in asymmetric synthesis as versatile auxiliaries, ligands, and catalysts. They are also recognized as pharmacophores found in already marketed and well-sold drugs (e.g., esomeprazole) and used in drug design. This review is devoted to the modern methods of preparation of sulfinyl derivatives in enantiopure or enantiomerically enriched form. Selected new approaches leading to racemic products for which the asymmetric variant can be developed in the future are mentioned as well.
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Affiliation(s)
- Elżbieta Wojaczyńska
- Faculty
of Chemistry, Wrocław University of
Science and Technology, Wybrzeże Wyspiańskiego
27, 50 370 Wrocław, Poland
| | - Jacek Wojaczyński
- Faculty
of Chemistry, University of Wrocław 14 F. Joliot-Curie St., 50 383 Wrocław, Poland
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6
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Grell Y, Demirel N, Harms K, Meggers E. Chiral Bis(oxazoline) Ligands as C2-Symmetric Chiral Auxiliaries for the Synthesis of Enantiomerically Pure Bis-Cyclometalated Rhodium(III) Complexes. Organometallics 2019. [DOI: 10.1021/acs.organomet.9b00533] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/31/2023]
Affiliation(s)
- Yvonne Grell
- Fachbereich Chemie, Philipps-Universität Marburg, Hans-Meerwein-Strasse 4, 35043 Marburg, Germany
| | - Nemrud Demirel
- Fachbereich Chemie, Philipps-Universität Marburg, Hans-Meerwein-Strasse 4, 35043 Marburg, Germany
| | - Klaus Harms
- Fachbereich Chemie, Philipps-Universität Marburg, Hans-Meerwein-Strasse 4, 35043 Marburg, Germany
| | - Eric Meggers
- Fachbereich Chemie, Philipps-Universität Marburg, Hans-Meerwein-Strasse 4, 35043 Marburg, Germany
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7
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Li LP, Peng HL, Ye BH. Thermodynamic Resolution and Enantioselective Synthesis of C2-Symmetric Bis-sulfoxides Based on Chiral Iridium(III) Complexes. Inorg Chem 2019; 58:12245-12253. [PMID: 31483628 DOI: 10.1021/acs.inorgchem.9b01682] [Citation(s) in RCA: 10] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
Enantiopure Λ-[Ir(dfppy)2(MeCN)2](PF6) and Δ-[Ir(dfppy)2(MeCN)2](PF6) (where dfppy is (4,6-difluoropheny)pyridine) were demonstrated to preferentially react with (S,S)-1,2-bis(arylsulfinyl)ethane and (R,R)-1,2-bis(arylsulfinyl)ethane, respectively, under thermodynamic equilibrium. Sequential treatment of Λ-[Ir(dfppy)2(MeCN)2](PF6) and Δ-[Ir(dfppy)2(MeCN)2](PF6) with C2-symmetric bis-sulfoxides led to diastereoselective formation of the corresponding diastereomers Λ-[Ir(dfppy)2(R,R)-bis-sulfoxide)](PF6) in 90-92% and Δ-[Ir(dfppy)2(S,S)-bis-sulfoxide)](PF6) in 88-90%, respectively. The uncoordinated (R,S)-bis-sulfoxides were afforded in 45% with >97% de values. Enantiopure (S,S)-bis-sulfoxides and (R,R)-bis-sulfoxides were respectively obtained by the release of sulfoxide ligands from the corresponding complexes in the presence of glycine in yields of 20-21% with 97-99% ee values. The enantioreceptors Λ-[Ir(dfppy)2(MeCN)2](PF6) and Δ-[Ir(dfppy)2(MeCN)2](PF6) can be recycled and reused in the next reaction cycle. Moreover, a protocol for asymmetric oxidation of prochiral bis-sulfide into enantiopure C2 symmetric bis-sulfoxide was also developed in a high enantioselectivity. The absolute configurations at the metal centers and sulfur atoms were determined by X-ray crystallography.
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Affiliation(s)
- Li-Ping Li
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry , Sun Yat-sen University , Guangzhou 510275 , China
| | - He-Long Peng
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry , Sun Yat-sen University , Guangzhou 510275 , China
| | - Bao-Hui Ye
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry , Sun Yat-sen University , Guangzhou 510275 , China
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8
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Li LP, Ye BH. Efficient Generation of Singlet Oxygen and Photooxidation of Sulfide into Sulfoxide via Tuning the Ancillary of Bicyclometalated Iridium(III) Complexes. Inorg Chem 2019; 58:7775-7784. [PMID: 31185549 DOI: 10.1021/acs.inorgchem.9b00220] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/14/2022]
Abstract
With 2-phenylquinoline (pq) as a cyclometalated ligand, a series of cationic Ir(III) complexes [Ir(pq)2(L1)2](PF6) (L1 is pyridine (1a), 4-methoxypyridine (1b), 4-dimethylaminopyridine (1c), and 4-acetylpyridine (1d)) and [Ir(pq)2(L2)](PF6) (L2 is 2,2'-bipyridine (1e), 2,2'-bipyrimidyl (1f), 4,4'-dimethyl-2,2'-bipyridine (1g), and 4,4'-dimethoxy-2,2'-bipyridine (1h)) were synthesized and characterized. The influence of the metal-based highest occupied molecular orbital on triplet-state lifetime, triplet-state quantum yield, and 1O2 generation quantum yield as well as aerobic photo-oxidation of sulfide into sulfoxide was evaluated via tuning the ancillary ligand of Ir(pq)2 complexes. The results revealed that 1h with chelate ancillary ligand bearing electron-donating group possesses a high 1O2 generation quantum yield (0.90) and photocatalytic activity for sulfide oxidation with high chemoselectivity and a low catalyst loading (0.5 mol %) under mild conditions. Moreover, one-pot two-step procedure for preparation of enantiopure sulfoxides, including aerobic photo-oxidation of sulfide using 1h as a photosensitizer and chiral resolution of sulfoxide via a chiral-at-metal strategy, was also developed.
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Affiliation(s)
- Li-Ping Li
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry , Sun Yat-sen University , Guangzhou 510275 , China
| | - Bao-Hui Ye
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry , Sun Yat-sen University , Guangzhou 510275 , China
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9
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Wang W, Xia X, Bian G, Song L. A chiral sensor for recognition of varied amines based on 19F NMR signals of newly designed rhodium complexes. Chem Commun (Camb) 2019; 55:6098-6101. [PMID: 31069349 DOI: 10.1039/c9cc01942a] [Citation(s) in RCA: 24] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A novel chiral octahedral rhodium complex containing fluorine has been developed to be an excellent chiral sensor for a variety of amines including diamines, monoamines, amino alcohols and amino acids, showing well distinguishable 19F NMR signals and an accurate measurement of enantiomeric determination.
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Affiliation(s)
- Wei Wang
- The Key Laboratory of Coal to Ethylene Glycol and Its Related Technology, Fujian Institute of Research on the Structure of Matter, Chinese Academy of Sciences, Fuzhou, Fujian 350002, P. R. China.
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10
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Ghosh A, Lecomte M, Kim-Lee SH, Radosevich AT. Organophosphorus-Catalyzed Deoxygenation of Sulfonyl Chlorides: Electrophilic (Fluoroalkyl)sulfenylation by P III /P V =O Redox Cycling. Angew Chem Int Ed Engl 2019; 58:2864-2869. [PMID: 30632657 DOI: 10.1002/anie.201813919] [Citation(s) in RCA: 58] [Impact Index Per Article: 11.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/06/2018] [Indexed: 11/07/2022]
Abstract
A method for electrophilic sulfenylation by organophosphorus-catalyzed deoxygenative O-atom transfer from sulfonyl chlorides is reported. This C-S bond-forming reaction is catalyzed by a readily available small-ring phosphine (phosphetane) in conjunction with a hydrosilane terminal reductant to afford a general entry to sulfenyl electrophiles, including valuable trifluoromethyl, perfluoroalkyl, and heteroaryl derivatives that are otherwise difficult to access. Mechanistic investigations indicate that the twofold deoxygenation of the sulfonyl substrate proceeds by the intervention of an off-cycle resting state thiophosphonium ion. The catalytic method represents an operationally simple protocol using a stable phosphine oxide as a precatalyst and exhibits broad functional-group tolerance.
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Affiliation(s)
- Avipsa Ghosh
- Department of Chemistry, Massachusetts Institute of Technology, Cambridge, MA, 02139, USA
| | - Morgan Lecomte
- Department of Chemistry, Massachusetts Institute of Technology, Cambridge, MA, 02139, USA
| | - Shin-Ho Kim-Lee
- Department of Chemistry, Massachusetts Institute of Technology, Cambridge, MA, 02139, USA.,Departamento de Química Orgánica, Facultad de Ciencias, Universidad Autónoma de Madrid (UAM), Cantoblanco, 28049, Madrid, Spain
| | - Alexander T Radosevich
- Department of Chemistry, Massachusetts Institute of Technology, Cambridge, MA, 02139, USA
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11
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Ghosh A, Lecomte M, Kim‐Lee S, Radosevich AT. Organophosphorus‐Catalyzed Deoxygenation of Sulfonyl Chlorides: Electrophilic (Fluoroalkyl)sulfenylation by P
III
/P
V
=O Redox Cycling. Angew Chem Int Ed Engl 2019. [DOI: 10.1002/ange.201813919] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
Affiliation(s)
- Avipsa Ghosh
- Department of ChemistryMassachusetts Institute of Technology Cambridge MA 02139 USA
| | - Morgan Lecomte
- Department of ChemistryMassachusetts Institute of Technology Cambridge MA 02139 USA
| | - Shin‐Ho Kim‐Lee
- Department of ChemistryMassachusetts Institute of Technology Cambridge MA 02139 USA
- Departamento de Química OrgánicaFacultad de CienciasUniversidad Autónoma de Madrid (UAM) Cantoblanco 28049 Madrid Spain
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12
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Li LP, Peng HL, Wei LQ, Ye BH. Diastereoselective Photooxidation and Reduction of Chiral Iridium(III) Complexes. Inorg Chem 2018; 58:785-793. [PMID: 30550266 DOI: 10.1021/acs.inorgchem.8b02934] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
A diastereoselective photooxidation of α-amino acid (AA) complexes into imino acid complexes using a chiral iridium(III) complex as a photosensitizer and stereo-controller under visible light irradiation and oxygen was developed. It was found that the oxidative rate of Δ-[Ir(pq)2( L-AA)] (pq is 2-phenylquinoline) diastereomer is significantly higher than that of the corresponding Δ-[Ir(pq)2( D-AA)] diastereomer, providing a new protocol for kinetic resolution of AAs via a nonenzymatic pathway. Moreover, the thermodynamic controlled strategy offered a complemental method for the diastereoselective hydrogenation of imine bonds using NaBH4 as a reductant under the chiral Ir(III) complex as a stereo-controller. The combination of diastereoselective photooxidation and reduction processes results in a new protocol for deracemization of α-amino acids under mild conditions. Mechanism study strongly indicates that singlet oxygen is a key participant in the reaction and the α-C-H bond cleavage of AAs is the rate-determining step.
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Affiliation(s)
- Li-Ping Li
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry , Sun Yat-sen University , Guangzhou 510275 , China
| | - He-Long Peng
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry , Sun Yat-sen University , Guangzhou 510275 , China
| | - Lian-Qiang Wei
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry , Sun Yat-sen University , Guangzhou 510275 , China
| | - Bao-Hui Ye
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry , Sun Yat-sen University , Guangzhou 510275 , China
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13
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Li LP, Peng HL, Ye BH. Chiral sensor for enantiomeric purity of amines, amino alcohols and amino esters based on bis-cyclometalated Ir(III) complex using 1H NMR spectroscopy. Inorganica Chim Acta 2018. [DOI: 10.1016/j.ica.2018.07.010] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/26/2023]
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14
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Han J, Soloshonok VA, Klika KD, Drabowicz J, Wzorek A. Chiral sulfoxides: advances in asymmetric synthesis and problems with the accurate determination of the stereochemical outcome. Chem Soc Rev 2017; 47:1307-1350. [PMID: 29271432 DOI: 10.1039/c6cs00703a] [Citation(s) in RCA: 170] [Impact Index Per Article: 24.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023]
Abstract
Chiral sulfoxides are in extremely high demand in nearly every sector of the chemical industry concerned with the design and development of new synthetic reagents, drugs, and functional materials. The primary objective of this review is to update readers on the latest developments from the past five years (2011-2016) in the preparation of optically active sulfoxides. Methodologies covered include catalytic asymmetric sulfoxidation using either chemical, enzymatic, or hybrid biocatalytic means; kinetic resolution involving oxidation to sulfones, reduction to sulfides, modification of side chains, and imidation to sulfoximines; as well as various other methods including nucleophilic displacement at the sulfur atom for the desymmetrization of achiral sulfoxides, enantioselective recognition and separation based on either metal-organic frameworks (MOF's) or host-guest chemistry, and the Horner-Wadsworth-Emmons reaction. A second goal of this work concerns a critical discussion of the problem of the accurate determination of the stereochemical outcome of a reaction due to the self-disproportionation of enantiomers (SDE) phenomenon, particularly as it relates to chiral sulfoxides. The SDE is a little-appreciated phenomenon that can readily and spontaneously occur for scalemic samples when subjected to practically any physicochemical process. It has now been unequivocally demonstrated that ignorance in the SDE phenomenon inevitably leads to erroneous interpretation of the stereochemical outcome of catalytic enantioselective reactions, in particular, for the synthesis of chiral sulfoxides. It is hoped that this two-pronged approach to covering the chemistry of chiral sulfoxides will be appealing, engaging, and motivating for current research-active authors to respond to in their future publications in this exciting area of current research.
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Affiliation(s)
- Jianlin Han
- School of Chemistry and Chemical Engineering, State Key Laboratory of Coordination Chemistry, Jiangsu Key Laboratory of Advanced Organic Materials, Nanjing University, 210093 Nanjing, China.
| | - Vadim A Soloshonok
- Department of Organic Chemistry I, Faculty of Chemistry, University of the Basque Country UPV/EHU, Paseo Manuel Lardizábal 3, 20018 San Sebastián, Spain. and IKERBASQUE, Basque Foundation for Science, Alameda Urquijo 36-5, Plaza Bizkaia, 48011 Bilbao, Spain
| | - Karel D Klika
- Molecular Structure Analysis, German Cancer Research Center (DKFZ), Im Neuenheimer Feld 280, D-69009 Heidelberg, Germany.
| | - Józef Drabowicz
- Department of Heterooganic Chemistry, Center of Molecular and Macromolecular Studies, Polish Academy of Sciences, Sienkiewicza 112, 90-363 Łódź, Poland and Institute of Chemistry, Environmental Protection and Biotechnology, Jan Długosz University in Częstochowa, Armii Krajowej 13/15, 42-201 Częstochowa, Poland
| | - Alicja Wzorek
- Department of Organic Chemistry I, Faculty of Chemistry, University of the Basque Country UPV/EHU, Paseo Manuel Lardizábal 3, 20018 San Sebastián, Spain. and Institute of Chemistry, Jan Kochanowski University in Kielce, Swiętokrzyska 15G, 25-406 Kielce, Poland.
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15
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Li LP, Yao SY, Ou YL, Wei LQ, Ye BH. Diastereoselective Synthesis and Photophysical Properties of Bis-Cyclometalated Ir(III) Stereoisomers with Dual Stereocenters. Organometallics 2017. [DOI: 10.1021/acs.organomet.7b00406] [Citation(s) in RCA: 23] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- Li-Ping Li
- MOE Key Laboratory of Bioinorganic
and Synthetic Chemistry, School of Chemistry, Sun Yat-sen University, Guangzhou 510275, People’s Republic of China
| | - Su-Yang Yao
- MOE Key Laboratory of Bioinorganic
and Synthetic Chemistry, School of Chemistry, Sun Yat-sen University, Guangzhou 510275, People’s Republic of China
| | - Yan-Ling Ou
- MOE Key Laboratory of Bioinorganic
and Synthetic Chemistry, School of Chemistry, Sun Yat-sen University, Guangzhou 510275, People’s Republic of China
| | - Lian-Qiang Wei
- MOE Key Laboratory of Bioinorganic
and Synthetic Chemistry, School of Chemistry, Sun Yat-sen University, Guangzhou 510275, People’s Republic of China
| | - Bao-Hui Ye
- MOE Key Laboratory of Bioinorganic
and Synthetic Chemistry, School of Chemistry, Sun Yat-sen University, Guangzhou 510275, People’s Republic of China
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16
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Li LP, Ye BH. Discrimination and Enantiomeric Excess Determination of Chiral Primary Amines Based on a Chiral-at-Metal Ir(III) Complex Using NMR Spectroscopy. Inorg Chem 2017; 56:10717-10723. [DOI: 10.1021/acs.inorgchem.7b01681] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/25/2023]
Affiliation(s)
- Li-Ping Li
- MOE Key Laboratory of Bioinorganic and
Synthetic Chemistry, School of Chemistry, Sun Yat-sen University, Guangzhou 510275, China
| | - Bao-Hui Ye
- MOE Key Laboratory of Bioinorganic and
Synthetic Chemistry, School of Chemistry, Sun Yat-sen University, Guangzhou 510275, China
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17
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Zhang L, Meggers E. Stereogenic-Only-at-Metal Asymmetric Catalysts. Chem Asian J 2017; 12:2335-2342. [PMID: 28782915 DOI: 10.1002/asia.201700739] [Citation(s) in RCA: 92] [Impact Index Per Article: 13.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/17/2017] [Revised: 07/06/2017] [Indexed: 11/10/2022]
Abstract
Chirality is an essential feature of asymmetric catalysts. This review summarizes asymmetric catalysts that derive their chirality exclusively from stereogenic metal centers. Reported chiral-at-metal catalysts can be divided into two classes, namely, inert metal complexes, in which the metal fulfills a purely structural role, so catalysis is mediated entirely through the ligand sphere, and reactive metal complexes. The latter are particularly appealing because structural simplicity (only achiral ligands) is combined with the prospect of particularly effective asymmetric induction (direct contact of the substrate with the chiral metal center). Challenges and solutions for the design of such reactive stereogenic-only-at-metal asymmetric catalysts are discussed.
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Affiliation(s)
- Lilu Zhang
- Fachbereich Chemie, Philipps-Universität Marburg, Hans-Meerwein-Strasse 4, 35043, Marburg, Germany
| | - Eric Meggers
- Fachbereich Chemie, Philipps-Universität Marburg, Hans-Meerwein-Strasse 4, 35043, Marburg, Germany
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18
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Octahedral Ruthenium Complex with Exclusive Metal-Centered Chirality for Highly Effective Asymmetric Catalysis. J Am Chem Soc 2017; 139:4322-4325. [PMID: 28290685 DOI: 10.1021/jacs.7b01098] [Citation(s) in RCA: 89] [Impact Index Per Article: 12.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
Abstract
A novel ruthenium catalyst is introduced which contains solely achiral ligands and acquires its chirality entirely from octahedral centrochirality. The configurationally stable catalyst is demonstrated to catalyze the alkynylation of trifluoromethyl ketones with very high enantioselectivity (up to >99% ee) at low catalyst loadings (down to 0.2 mol%).
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19
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Yao SY, Chen XY, Ou YL, Ye BH. Chiral Recognition and Dynamic Thermodynamic Resolution of Sulfoxides by Chiral Iridium(III) Complexes. Inorg Chem 2017; 56:878-885. [DOI: 10.1021/acs.inorgchem.6b02494] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/11/2023]
Affiliation(s)
- Su-Yang Yao
- MOE Key Laboratory of Bioinorganic and
Synthetic Chemistry, School of Chemistry, Sun Yat-Sen University, Guangzhou 510275, China
| | - Xing-Yang Chen
- MOE Key Laboratory of Bioinorganic and
Synthetic Chemistry, School of Chemistry, Sun Yat-Sen University, Guangzhou 510275, China
| | - Yan-Ling Ou
- MOE Key Laboratory of Bioinorganic and
Synthetic Chemistry, School of Chemistry, Sun Yat-Sen University, Guangzhou 510275, China
| | - Bao-Hui Ye
- MOE Key Laboratory of Bioinorganic and
Synthetic Chemistry, School of Chemistry, Sun Yat-Sen University, Guangzhou 510275, China
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20
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Yao SY, Ou YL, Ye BH. Asymmetric Synthesis of Enantiomerically Pure Mono- and Binuclear Bis(cyclometalated) Iridium(III) Complexes. Inorg Chem 2016; 55:6018-26. [DOI: 10.1021/acs.inorgchem.6b00527] [Citation(s) in RCA: 33] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Affiliation(s)
- Su-Yang Yao
- MOE Key
Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry
and Chemical Engineering, Sun Yat-Sen University, Guangzhou 510275, China
| | - Yan-Ling Ou
- MOE Key
Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry
and Chemical Engineering, Sun Yat-Sen University, Guangzhou 510275, China
| | - Bao-Hui Ye
- MOE Key
Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry
and Chemical Engineering, Sun Yat-Sen University, Guangzhou 510275, China
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21
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Popowski Y, Goldberg I, Kol M. The stereoselectivity of bipyrrolidine-based sequential polydentate ligands around Ru(ii). Chem Commun (Camb) 2016; 52:7932-4. [PMID: 27174620 DOI: 10.1039/c6cc02676a] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
The Ru(ii) coordination chemistry of the sequential hexadentate, tetradentate and the novel hybrid pentadentate ligands assembled around the chiral bipyrrolidine core and including bipyridyl and pyridyl periphery units is described. The bipyridine group exhibited priority in binding over the bipyrrolidine group, which led to a diastereomer mixture in the case of the hexadentate ligand 1. Employing only monopyridyl or a combination of monopyridyl and bipyridyl peripheral groups restored the chiral induction ability to the bipyrrolidine core resulting in predetermined chiral-at-metal complexes for the ligands 3 and 4.
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Affiliation(s)
- Yanay Popowski
- The School of Chemistry, Tel Aviv University, Ramat Aviv, Tel Aviv 69978, Israel.
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22
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Yadav M, Bhunia A, Jana SK, Roesky PW. Manganese- and Lanthanide-Based 1D Chiral Coordination Polymers as an Enantioselective Catalyst for Sulfoxidation. Inorg Chem 2016; 55:2701-8. [DOI: 10.1021/acs.inorgchem.5b02234] [Citation(s) in RCA: 46] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/22/2023]
Affiliation(s)
- Munendra Yadav
- Institut für Anorganische
Chemie, Karlsruher Institut für Technologie (KIT), Engesserstrasse
15, 76131 Karlsruhe, Germany
| | - Asamanjoy Bhunia
- Institut für Anorganische
Chemie, Karlsruher Institut für Technologie (KIT), Engesserstrasse
15, 76131 Karlsruhe, Germany
| | - Salil K. Jana
- Institut für Anorganische
Chemie, Karlsruher Institut für Technologie (KIT), Engesserstrasse
15, 76131 Karlsruhe, Germany
| | - Peter W. Roesky
- Institut für Anorganische
Chemie, Karlsruher Institut für Technologie (KIT), Engesserstrasse
15, 76131 Karlsruhe, Germany
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23
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Ding X, Tian C, Hu Y, Gong L, Meggers E. Tuning the Basicity of a Metal-Templated Brønsted Base to Facilitate the Enantioselective Sulfa-Michael Addition of Aliphatic Thiols to α,β-UnsaturatedN-Acylpyrazoles. European J Org Chem 2016. [DOI: 10.1002/ejoc.201501494] [Citation(s) in RCA: 27] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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24
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Zhang ZH, Yang XS, Zhang QQ, Wang L, He MY, Chen Q, Huang XF. Structure-induced catalysis enhancement of Cu-amino catalysts for rapidly selective oxidation of sulfides in the presence of H2O2. RSC Adv 2016. [DOI: 10.1039/c6ra22393a] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
A Cu-amino coordination polymer promotes rapid sulfoxidation of benzyl phenyl sulfide toward the sulfoxide with high conversion and selectivity.
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Affiliation(s)
- Zhi-Hui Zhang
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology
- Advanced Catalysis and Green Manufacturing Collaborative Innovation Center
- Changzhou University
- Changzhou 213164
- P. R. China
| | - Xu-Sheng Yang
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology
- Advanced Catalysis and Green Manufacturing Collaborative Innovation Center
- Changzhou University
- Changzhou 213164
- P. R. China
| | - Qing-Qing Zhang
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology
- Advanced Catalysis and Green Manufacturing Collaborative Innovation Center
- Changzhou University
- Changzhou 213164
- P. R. China
| | - Liang Wang
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology
- Advanced Catalysis and Green Manufacturing Collaborative Innovation Center
- Changzhou University
- Changzhou 213164
- P. R. China
| | - Ming-Yang He
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology
- Advanced Catalysis and Green Manufacturing Collaborative Innovation Center
- Changzhou University
- Changzhou 213164
- P. R. China
| | - Qun Chen
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology
- Advanced Catalysis and Green Manufacturing Collaborative Innovation Center
- Changzhou University
- Changzhou 213164
- P. R. China
| | - Xian-Feng Huang
- Jiangsu Key Laboratory of Advanced Catalytic Materials and Technology
- Advanced Catalysis and Green Manufacturing Collaborative Innovation Center
- Changzhou University
- Changzhou 213164
- P. R. China
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25
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Li Q, Wu T, Lai J, Fan Z, Zhang W, Zhang G, Cui D, Gao Z. Diversity of Coordination Modes, Structures, and Properties of Chiral Metal–Organic Coordination Complexes of the Drug Voriconazole. Eur J Inorg Chem 2015. [DOI: 10.1002/ejic.201500741] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Qing Li
- Department of the Key Laboratory of Applied Surface and Colloid Chemistry, School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an, Shaanxi 710062, P. R. China, http://www.snnu.edu.cn
- Department of the School of Environmental and Chemical Engineering, Xi'an Polytechnic University, Xi'an, Shaanxi 710048, P. R. China, http://www.xpu.edu.cn/
| | - Tao Wu
- Department of Coordination Chemistry Institute and the State Key Laboratory of Coordination Chemistry, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing, Jiangsu 210093, P. R. China http://www.nju.edu.cn/
| | - Jian‐Cheng Lai
- Department of Coordination Chemistry Institute and the State Key Laboratory of Coordination Chemistry, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing, Jiangsu 210093, P. R. China http://www.nju.edu.cn/
| | - Zeng‐Lu Fan
- Department of the School of Environmental and Chemical Engineering, Xi'an Polytechnic University, Xi'an, Shaanxi 710048, P. R. China, http://www.xpu.edu.cn/
| | - Wei‐Qiang Zhang
- Department of the Key Laboratory of Applied Surface and Colloid Chemistry, School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an, Shaanxi 710062, P. R. China, http://www.snnu.edu.cn
| | - Guo‐Fang Zhang
- Department of the Key Laboratory of Applied Surface and Colloid Chemistry, School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an, Shaanxi 710062, P. R. China, http://www.snnu.edu.cn
| | - Dan Cui
- Department of the Key Laboratory of Applied Surface and Colloid Chemistry, School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an, Shaanxi 710062, P. R. China, http://www.snnu.edu.cn
| | - Zi‐Wei Gao
- Department of the Key Laboratory of Applied Surface and Colloid Chemistry, School of Chemistry and Chemical Engineering, Shaanxi Normal University, Xi'an, Shaanxi 710062, P. R. China, http://www.snnu.edu.cn
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26
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Li ZZ, Yao SY, Wen AH, Ye BH. Asymmetric Oxidation Synthesis of Modafinil Acid by Use of a Recyclable Chiral-at-Metal Complex. Eur J Inorg Chem 2015. [DOI: 10.1002/ejic.201500617] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/11/2023]
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27
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King AW, Wang L, Rack JJ. Excited state dynamics and isomerization in ruthenium sulfoxide complexes. Acc Chem Res 2015; 48:1115-22. [PMID: 25761274 DOI: 10.1021/ar500396a] [Citation(s) in RCA: 34] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/25/2023]
Abstract
Molecular photochromic compounds are those that interconvert between two isomeric forms with light. The two isomeric forms display distinct electronic and molecular structures and must not be in equilibrium with one another. These light-activated molecular switch compounds have found wide application in areas of study ranging from chemical biology to materials science, where conversion from one isomeric form to another by light prompts a response in the environment (e.g., protein or polymeric material). Certain ruthenium and osmium polypyridine sulfoxide complexes are photochromic. The mode of action is a phototriggered isomerization of the sulfoxide from S- to O-bonded. The change in ligation drastically alters both the spectroscopic and electrochemical properties of the metal complex. Our laboratory has pioneered the preparation and study of these complexes. In particular, we have applied femtosecond pump-probe spectroscopy to reveal excited state details of the isomerization mechanism. The data from numerous complexes allowed us to predict that the isomerization was nonadiabatic in nature, defined as occurring from a S-bonded triplet excited state (primarily metal-to-ligand charge transfer in character) to an O-bonded singlet ground state potential energy surface. This prediction was corroborated by high-level density functional theory calculations. An intriguing aspect of this reactivity is the coupling of nuclear motion to the electronic wave function and how this coupling affects motions productive for isomerization. In an effort to learn more about this coupling, we designed a project to examine phototriggered isomerization in bis-sulfoxide complexes. The goal of these studies was to determine whether certain complexes could be designed in which a single photon excitation event would prompt two sulfoxide isomerizations. We employed chelating sulfoxides in this study and found that both the nature of the chelate ring and the R group on the sulfoxide affect the photochemical reactivity. For example, this reactivity may be tuned such that two sulfoxide ligands isomerize sequentially following two successive excitations or that two sulfoxide ligands isomerize following a single excitation. This Account explains our understanding to date of this photochemistry.
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Affiliation(s)
- Albert W. King
- Nanoscale and Quantum Phenomena
Institute, Department of Chemistry and Biochemistry, Ohio University, Athens, Ohio 45701, United States
| | - Lei Wang
- Nanoscale and Quantum Phenomena
Institute, Department of Chemistry and Biochemistry, Ohio University, Athens, Ohio 45701, United States
| | - Jeffrey J. Rack
- Nanoscale and Quantum Phenomena
Institute, Department of Chemistry and Biochemistry, Ohio University, Athens, Ohio 45701, United States
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28
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Li ZZ, Wen AH, Yao SY, Ye BH. Enantioselective Syntheses of Sulfoxides in Octahedral Ruthenium(II) Complexes via a Chiral-at-Metal Strategy. Inorg Chem 2015; 54:2726-33. [DOI: 10.1021/ic502898e] [Citation(s) in RCA: 27] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Affiliation(s)
- Zheng-Zheng Li
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry,
School of Chemistry and Chemical Engineering, Sun Yat-Sen University, Guangzhou 510275, China
| | - A-Hao Wen
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry,
School of Chemistry and Chemical Engineering, Sun Yat-Sen University, Guangzhou 510275, China
| | - Su-Yang Yao
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry,
School of Chemistry and Chemical Engineering, Sun Yat-Sen University, Guangzhou 510275, China
| | - Bao-Hui Ye
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry,
School of Chemistry and Chemical Engineering, Sun Yat-Sen University, Guangzhou 510275, China
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29
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Li Z, Yao S, Ye B. Enantioselective Oxidation of Thioethers to Sulfoxides by Means of a Structural Template with Chiral‐at‐Metal Ruthenium Complexes. Chempluschem 2014. [DOI: 10.1002/cplu.201402243] [Citation(s) in RCA: 22] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Zheng‐Zheng Li
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry and Chemical Engineering, Sun Yat‐Sen University, Guangzhou 510275 (P. R. China), Fax: (+86) 20 84112245
| | - Su‐Yang Yao
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry and Chemical Engineering, Sun Yat‐Sen University, Guangzhou 510275 (P. R. China), Fax: (+86) 20 84112245
| | - Bao‐Hui Ye
- MOE Key Laboratory of Bioinorganic and Synthetic Chemistry, School of Chemistry and Chemical Engineering, Sun Yat‐Sen University, Guangzhou 510275 (P. R. China), Fax: (+86) 20 84112245
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30
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Dai W, Li G, Wang L, Chen B, Shang S, Lv Y, Gao S. Enantioselective oxidation of sulfides with H2O2 catalyzed by a pre-formed manganese complex. RSC Adv 2014. [DOI: 10.1039/c4ra09832c] [Citation(s) in RCA: 27] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/01/2023] Open
Abstract
A facile and environmentally friendly method is presented for the asymmetric oxidation of sulfides with H2O2 by an in situ-formed manganese complex, affording the corresponding chiral sulfoxides in high yields and excellent enantioselectivities.
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Affiliation(s)
- Wen Dai
- Dalian National Laboratory for Clean Energy
- Dalian Institute of Chemical Physics
- Chinese Academy of Sciences
- Dalian, People's Republic of China
- University of Chinese Academy of Sciences
| | - Guosong Li
- Dalian National Laboratory for Clean Energy
- Dalian Institute of Chemical Physics
- Chinese Academy of Sciences
- Dalian, People's Republic of China
| | - Lianyue Wang
- Dalian National Laboratory for Clean Energy
- Dalian Institute of Chemical Physics
- Chinese Academy of Sciences
- Dalian, People's Republic of China
| | - Bo Chen
- Dalian National Laboratory for Clean Energy
- Dalian Institute of Chemical Physics
- Chinese Academy of Sciences
- Dalian, People's Republic of China
- University of Chinese Academy of Sciences
| | - Sensen Shang
- Dalian National Laboratory for Clean Energy
- Dalian Institute of Chemical Physics
- Chinese Academy of Sciences
- Dalian, People's Republic of China
- University of Chinese Academy of Sciences
| | - Ying Lv
- Dalian National Laboratory for Clean Energy
- Dalian Institute of Chemical Physics
- Chinese Academy of Sciences
- Dalian, People's Republic of China
| | - Shuang Gao
- Dalian National Laboratory for Clean Energy
- Dalian Institute of Chemical Physics
- Chinese Academy of Sciences
- Dalian, People's Republic of China
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