1
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Liu ZJ, Li JF, Zhang FP, Xu XT, Ye M. Catalyst-Controlled Nickel-Catalyzed Intramolecular endo-Selective C-H Cyclization of Benzimidazoles with Alkenes. Org Lett 2023; 25:353-357. [PMID: 36606754 DOI: 10.1021/acs.orglett.2c04012] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/07/2023]
Abstract
Compared with the widely explored exo-selective C-H cyclization, transition metal-catalyzed endo-selective C-H cyclization of benzimidazoles with alkenes has been a formidable challenge. Previous efforts mainly rely on substrate-controlled methods, rendering the product complexity restricted. Herein we report a catalyst-controlled method to facilitate endo-cyclization, in which a bulky N-heterocyclic carbene ligand and tBuOK base-enabled Ni-Al bimetallic catalyst prove critical to the endo selectivity.
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Affiliation(s)
- Zi-Jian Liu
- School of Biotechnology and Health Science, Wuyi University, Jiangmen, Guangdong 529020, China
| | - Jiang-Fei Li
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Feng-Ping Zhang
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Xue-Tao Xu
- School of Biotechnology and Health Science, Wuyi University, Jiangmen, Guangdong 529020, China
| | - Mengchun Ye
- School of Biotechnology and Health Science, Wuyi University, Jiangmen, Guangdong 529020, China.,State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
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2
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Wang XW, Huang WJ, Wang H, Wu B, Zhou YG. Chiral-Phosphoric-Acid-Catalyzed C6-Selective Pictet-Spengler Reactions for Construction of Polycyclic Indoles Containing Spiro Quaternary Stereocenters. Org Lett 2022; 24:1727-1731. [PMID: 35199528 DOI: 10.1021/acs.orglett.2c00368] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/28/2022]
Abstract
Compared with the well-established asymmetric Pictet-Spengler reactions on the pyrrole ring of indoles, the catalytic asymmetric Pictet-Spengler reaction on the benzene ring of indoles has been rarely studied. Herein the C6-selective Pictet-Spengler reactions of indoles have been realized by employing 2-(1H-indol-7-yl)anilines and isatins in the presence of chiral phosphoric acid, affording novel polycyclic indole derivatives bearing spiro quaternary stereocenters in excellent yields with excellent enantioselectivities. This reaction could be conducted on the gram scale without any loss of activity or enantioselectivity.
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Affiliation(s)
- Xin-Wei Wang
- State Key Laboratory of Catalysis, Dalian Institute of Chemical Physics, Chinese Academy of Sciences, 457 Zhongshan Road, Dalian, Liaoning 116023, P. R. China.,Zhang Dayu School of Chemistry, Dalian University of Technology, Dalian 116024, P. R. China
| | - Wen-Jun Huang
- State Key Laboratory of Catalysis, Dalian Institute of Chemical Physics, Chinese Academy of Sciences, 457 Zhongshan Road, Dalian, Liaoning 116023, P. R. China
| | - Han Wang
- State Key Laboratory of Catalysis, Dalian Institute of Chemical Physics, Chinese Academy of Sciences, 457 Zhongshan Road, Dalian, Liaoning 116023, P. R. China
| | - Bo Wu
- State Key Laboratory of Catalysis, Dalian Institute of Chemical Physics, Chinese Academy of Sciences, 457 Zhongshan Road, Dalian, Liaoning 116023, P. R. China
| | - Yong-Gui Zhou
- State Key Laboratory of Catalysis, Dalian Institute of Chemical Physics, Chinese Academy of Sciences, 457 Zhongshan Road, Dalian, Liaoning 116023, P. R. China.,Zhang Dayu School of Chemistry, Dalian University of Technology, Dalian 116024, P. R. China
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3
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Teng S, Zhou JS. Metal-catalyzed asymmetric heteroarylation of alkenes: diverse activation mechanisms. Chem Soc Rev 2022; 51:1592-1607. [PMID: 35166742 DOI: 10.1039/d1cs00426c] [Citation(s) in RCA: 5] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/25/2022]
Abstract
This review summarizes the state-of-the-art in transition metal-catalyzed asymmetric alkylation of heteroarenes using alkenes (covering literature from 2000 to late 2021). Based on elementary reactions on metals for substrate activation, these reactions are broadly classified in several categories: (A) concerted oxidative addition of heteroaryl C-H bonds on rhodium(I) and iridium(I), (B) ligand-to-ligand hydrogen transfer (LLHT) on low-valent 3d metal complexes of nickel and cobalt, (C) different ways for deprotonation of heteroaryl C-H bonds by late transition metal complexes, especially palladium, including electrophilic aromatic substitution and a related mechanism, base-assisted intramolecular electrophilic substitution, concerted and nonconcerted metalation deprotonation, (D) σ-bond metathesis by d0 early transition metal complexes, (E) electrophilic activation of olefins by Pd(II), Pt(II) and Au(I), and (F) metal hydride insertion of aryl olefins and dienes. The demand to achieve enantiocontrol in the heteroarylation reactions has also driven innovation in chiral ancillary ligands, exemplified by extremely bulky, chiral N-heterocyclic carbenes for nickel catalysts, bulky monodentate oxazolines for Wacker-type reactions and chiral cyclopentadienyl ligands for half-sandwich complexes of scandium.
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Affiliation(s)
- Shenghan Teng
- State Key Laboratory of Chemical Oncogenomics, Guangdong Provincial Key Laboratory of Chemical Genomics, School of Chemical Biology and Biotechnology, Peking University Shenzhen Graduate School, Room F312, 2199 Lishui Road, Nanshan District, Shenzhen 518055, China. .,Division of Chemistry and Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, 21 Nanyang Link, Singapore 637371, Singapore
| | - Jianrong Steve Zhou
- State Key Laboratory of Chemical Oncogenomics, Guangdong Provincial Key Laboratory of Chemical Genomics, School of Chemical Biology and Biotechnology, Peking University Shenzhen Graduate School, Room F312, 2199 Lishui Road, Nanshan District, Shenzhen 518055, China.
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4
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Bower JF, Aldhous TP, Chung RWM, Dalling AG. Enantioselective Intermolecular Murai-Type Alkene Hydroarylation Reactions. SYNTHESIS-STUTTGART 2021. [DOI: 10.1055/s-0040-1720406] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/27/2023]
Abstract
AbstractStrategies that enable the efficient assembly of complex building blocks from feedstock chemicals are of paramount importance to synthetic chemistry. Building upon the pioneering work of Murai and co-workers in 1993, C–H-activation-based enantioselective hydroarylations of alkenes offer a particularly promising framework for the step- and atom-economical installation of benzylic stereocenters. This short review presents recent intermolecular enantioselective Murai-type alkene hydroarylation methodologies and the mechanisms by which they proceed.1 Introduction2 Enantioselective Hydroarylation Reactions of Strained Bicyclic Alkenes3 Enantioselective Hydroarylation Reactions of Electron-Rich Acyclic Alkenes4 Enantioselective Hydroarylation Reactions of Electron-Poor Acyclic Alkenes5 Enantioselective Hydroarylation Reactions of Minimally Polarized Acyclic Alkenes6 Conclusion and Outlook
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Affiliation(s)
| | - Timothy P. Aldhous
- School of Chemistry, University of Bristol
- Department of Chemistry, University of Liverpool
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5
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Zhao TY, Li K, Yang LL, Zhu SF, Zhou QL. Nickel-Catalyzed Desymmetrizing Cyclization of 1,6-Dienes to Construct Quaternary Stereocenters. Org Lett 2021; 23:3814-3817. [PMID: 33960795 DOI: 10.1021/acs.orglett.1c00796] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
A highly enantioselective and diastereoselective nickel-catalyzed desymmetrizing cyclization of 1,6-dienes was developed by using chiral spiro phosphoramidite ligands. The reaction provides a new atom- and step-economical approach to chiral spiro lactones and analogues bearing a quaternary stereocenter.
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Affiliation(s)
- Tian-Yuan Zhao
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Ke Li
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Liang-Liang Yang
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Shou-Fei Zhu
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Qi-Lin Zhou
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
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6
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Teng S, Chi YR, Zhou JS. Enantioselective Three-Component Coupling of Heteroarenes, Cycloalkenes and Propargylic Acetates. Angew Chem Int Ed Engl 2021; 60:4491-4495. [PMID: 33259131 DOI: 10.1002/anie.202014781] [Citation(s) in RCA: 14] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/04/2020] [Indexed: 12/17/2022]
Abstract
Asymmetric coupling proceeds efficiently between propargylic acetates, cycloalkenes and electron-rich heteroarenes including indoles, pyrroles, activated furans and thiophenes. 2,3-Disubstituted tetrahydrofurans and pyrrolidines are produced in trans configuration and excellent enantiomeric ratios. The reaction proceeds via Wacker-type attack of nucleophilic heteroarenes on alkenes activated by allenyl PdII species.
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Affiliation(s)
- Shenghan Teng
- Division of Chemistry and Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, 21 Nanyang Link, 637371, Singapore, Singapore
| | - Yonggui Robin Chi
- Division of Chemistry and Biological Chemistry, School of Physical and Mathematical Sciences, Nanyang Technological University, 21 Nanyang Link, 637371, Singapore, Singapore
| | - Jianrong Steve Zhou
- State Key Laboratory of Chemical Oncogenomics, Key Laboratory of Chemical Genomics, School of Chemical Biology and Biotechnology, Peking University Shenzhen Graduate School, Room F-312, 2199 Lishui Road, Nanshan District, Shenzhen, 518055, China
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7
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Teng S, Chi YR, Zhou JS. Enantioselective Three‐Component Coupling of Heteroarenes, Cycloalkenes and Propargylic Acetates. Angew Chem Int Ed Engl 2021. [DOI: 10.1002/ange.202014781] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023]
Affiliation(s)
- Shenghan Teng
- Division of Chemistry and Biological Chemistry School of Physical and Mathematical Sciences Nanyang Technological University 21 Nanyang Link 637371 Singapore Singapore
| | - Yonggui Robin Chi
- Division of Chemistry and Biological Chemistry School of Physical and Mathematical Sciences Nanyang Technological University 21 Nanyang Link 637371 Singapore Singapore
| | - Jianrong Steve Zhou
- State Key Laboratory of Chemical Oncogenomics Key Laboratory of Chemical Genomics School of Chemical Biology and Biotechnology Peking University Shenzhen Graduate School, Room F-312 2199 Lishui Road, Nanshan District Shenzhen 518055 China
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8
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Zhang P, Tsuji N, Ouyang J, List B. Strong and Confined Acids Catalyze Asymmetric Intramolecular Hydroarylations of Unactivated Olefins with Indoles. J Am Chem Soc 2021; 143:675-680. [PMID: 33399449 PMCID: PMC7830113 DOI: 10.1021/jacs.0c12042] [Citation(s) in RCA: 37] [Impact Index Per Article: 12.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Abstract
![]()
In
recent years, several
organocatalytic asymmetric hydroarylations of activated, electron-poor
olefins with activated, electron-rich arenes have been described.
In contrast, only a few approaches that can handle unactivated, electronically neutral olefins have been reported and invariably
require transition metal catalysts. Here we show how an efficient
and highly enantioselective catalytic asymmetric intramolecular hydroarylation
of aliphatic and aromatic olefins with indoles can be realized using
strong and confined IDPi Brønsted acid catalysts. This unprecedented
transformation is enabled by tertiary carbocation formation and establishes
quaternary stereogenic centers in excellent enantioselectivity and
with a broad substrate scope that includes an aliphatic iodide, an
azide, and an alkyl boronate, which can be further elaborated into
bioactive molecules.
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Affiliation(s)
- Pinglu Zhang
- Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz 1, 45470 Mülheim an der Ruhr, Germany
| | - Nobuya Tsuji
- Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz 1, 45470 Mülheim an der Ruhr, Germany.,Institute for Chemical Reaction Design and Discovery (WPI-ICReDD), Hokkaido University, Sapporo 001-0021, Japan
| | - Jie Ouyang
- Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz 1, 45470 Mülheim an der Ruhr, Germany
| | - Benjamin List
- Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz 1, 45470 Mülheim an der Ruhr, Germany.,Institute for Chemical Reaction Design and Discovery (WPI-ICReDD), Hokkaido University, Sapporo 001-0021, Japan
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9
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Shibata T, Shiozawa N, Nishibe S, Takano H, Maeda S. Pt( ii)-Chiral diene-catalyzed enantioselective formal [4 + 2] cycloaddition initiated by C–C bond cleavage and elucidation of a Pt( ii)/( iv) cycle by DFT calculations. Org Chem Front 2021. [DOI: 10.1039/d1qo01467f] [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 Pt(ii)-chiral diene complex demonstrates a high catalytic activity in the enantioselective formal [4 + 2] cycloaddition along with C–C bond cleavage of biphenylene at room temp. DFT calculations elucidated that the present catalysis involves a rare Pt(ii)/Pt(iv) cycle.
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Affiliation(s)
- Takanori Shibata
- Department of Chemistry and Biochemistry, School of Advanced Science and Engineering, Waseda University, Shinjuku, Tokyo 169-8555, Japan
| | - Natsumi Shiozawa
- Department of Chemistry and Biochemistry, School of Advanced Science and Engineering, Waseda University, Shinjuku, Tokyo 169-8555, Japan
| | - Shun Nishibe
- Department of Chemistry and Biochemistry, School of Advanced Science and Engineering, Waseda University, Shinjuku, Tokyo 169-8555, Japan
| | - Hideaki Takano
- Department of Chemistry and Biochemistry, School of Advanced Science and Engineering, Waseda University, Shinjuku, Tokyo 169-8555, Japan
- Institute for Chemical Reaction Design and Discovery (WPI-ICReDD), Hokkaido University, Kita 21 Nishi 10, Kita-ku, Sapporo, Hokkaido 001-0021, Japan
- JST, ERATO Maeda Artificial Intelligence for Chemical Reaction Design and Discovery Project, Kita 10 Nishi 8, Kita-ku, Sapporo, Hokkaido 060-0810, Japan
| | - Satoshi Maeda
- Institute for Chemical Reaction Design and Discovery (WPI-ICReDD), Hokkaido University, Kita 21 Nishi 10, Kita-ku, Sapporo, Hokkaido 001-0021, Japan
- JST, ERATO Maeda Artificial Intelligence for Chemical Reaction Design and Discovery Project, Kita 10 Nishi 8, Kita-ku, Sapporo, Hokkaido 060-0810, Japan
- Department of Chemistry, Faculty of Science, Hokkaido University, Kita 10 Nishi 8, Kita-ku, Sapporo, Hokkaido 060-0810, Japan
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10
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Bai Z, Zhang H, Wang H, Yu H, Chen G, He G. Enantioselective Alkylamination of Unactivated Alkenes under Copper Catalysis. J Am Chem Soc 2020; 143:1195-1202. [PMID: 33378201 DOI: 10.1021/jacs.0c12333] [Citation(s) in RCA: 35] [Impact Index Per Article: 8.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/13/2022]
Abstract
An enantioselective addition reaction of various alkyl groups to unactivated internal alkenes under Cu catalysis has been developed. The reaction uses amide-linked aminoquinoline as the directing group, 4-alkyl Hantzsch esters as the donor of alkyl radicals, and rarely used biaryl diphosphine oxide as a chiral ligand. β-lactams featuring two contiguous stereocenters at Cβ and the β substituent can be obtained in good yield with excellent enantioselectivity. Mechanistic studies indicate that a nucleophilic addition of the alkyl radical to CuII-coordinated alkene is the enantio-determining step.
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Affiliation(s)
- Zibo Bai
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Heng Zhang
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Hao Wang
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Hanrui Yu
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Gong Chen
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Gang He
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
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11
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Marcum JS, Taylor TR, Meek SJ. Enantioselective Synthesis of Functionalized Arenes by Nickel-Catalyzed Site-Selective Hydroarylation of 1,3-Dienes with Aryl Boronates. Angew Chem Int Ed Engl 2020; 59:14070-14075. [PMID: 32374502 DOI: 10.1002/anie.202004982] [Citation(s) in RCA: 37] [Impact Index Per Article: 9.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/06/2020] [Revised: 04/20/2020] [Indexed: 12/30/2022]
Abstract
A catalytic method for the site-selective and enantioselective synthesis of functionalized arenes by the intermolecular hydroarylation of terminal and internal 1,3-dienes with aryl pinacolato boronates is reported. The reactions are promoted by 5.0 mol % of a readily available monodentate phosphoramidite-Ni complex in ethanol, affording a variety of enantioenriched products in up to 96 % yield and 99:1 er. Mechanistic studies indicate that Ni-allyl formation is irreversible and related to the nature of the arylboronate.
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Affiliation(s)
- Justin S Marcum
- Department of Chemistry, The University of North Carolina at Chapel Hill, Chapel Hill, NC, 27599, USA
| | - Tiffany R Taylor
- Department of Chemistry, The University of North Carolina at Chapel Hill, Chapel Hill, NC, 27599, USA
| | - Simon J Meek
- Department of Chemistry, The University of North Carolina at Chapel Hill, Chapel Hill, NC, 27599, USA
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12
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Marcum JS, Taylor TR, Meek SJ. Enantioselective Synthesis of Functionalized Arenes by Nickel‐Catalyzed Site‐Selective Hydroarylation of 1,3‐Dienes with Aryl Boronates. Angew Chem Int Ed Engl 2020. [DOI: 10.1002/ange.202004982] [Citation(s) in RCA: 11] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Justin S. Marcum
- Department of Chemistry The University of North Carolina at Chapel Hill Chapel Hill NC 27599 USA
| | - Tiffany R. Taylor
- Department of Chemistry The University of North Carolina at Chapel Hill Chapel Hill NC 27599 USA
| | - Simon J. Meek
- Department of Chemistry The University of North Carolina at Chapel Hill Chapel Hill NC 27599 USA
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13
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Wang C, Zhang J, Wang Z, Hui XP. Efficiently diastereoselective synthesis of functionalized hydro-carbazoles by base-mediated tandem annulation of 1-(2-amino-aryl)prop-2-en-1-ones and sulfur ylide. Org Chem Front 2020. [DOI: 10.1039/d0qo00423e] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
Abstract
The base-promoted [3 + 3]/[1 + 4] tandem reaction of tosyl-protected o-amino α,β-unsaturated ketones and crotonate-derived sulfur ylide is developed for efficiently diastereoselective synthesis of functionalized hydrocarbazoles.
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Affiliation(s)
- Chengyuan Wang
- State Key Laboratory of Applied Organic Chemistry
- College of Chemistry and Chemical Engineering
- Lanzhou University
- Lanzhou 730000
- P. R. China
| | - Jiong Zhang
- State Key Laboratory of Applied Organic Chemistry
- College of Chemistry and Chemical Engineering
- Lanzhou University
- Lanzhou 730000
- P. R. China
| | - Zheyuan Wang
- State Key Laboratory of Applied Organic Chemistry
- College of Chemistry and Chemical Engineering
- Lanzhou University
- Lanzhou 730000
- P. R. China
| | - Xin-Ping Hui
- State Key Laboratory of Applied Organic Chemistry
- College of Chemistry and Chemical Engineering
- Lanzhou University
- Lanzhou 730000
- P. R. China
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14
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Chang MY, Lai KX, Chang YL. In(OTf)3-catalyzed intramolecular hydroarylation of α-phenylallyl β-ketosulfones – synthesis of sulfonyl 1-benzosuberones and 1-tetralones. RSC Adv 2020; 10:18231-18244. [PMID: 35517185 PMCID: PMC9053753 DOI: 10.1039/d0ra01962c] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/01/2020] [Accepted: 05/05/2020] [Indexed: 11/21/2022] Open
Abstract
In(OTf)3-catalyzed intramolecular hydroarylation of α-phenylallyl β-ketosulfones provides sulfonyl 1-benzosuberones and 1-tetralones in moderate to good yields in refluxing (CH2Cl)2 under open-vessel and easy-operation reaction conditions. A plausible mechanism is proposed and discussed. This highly regioselective protocol provides an atom-economic ring-closure route. In(OTf)3-catalyzed intramolecular hydroarylation of α-phenylallyl β-ketosulfones provides sulfonyl 1-benzosuberones and 1-tetralones in moderate to good yields in refluxing (CH2Cl)2 under open-vessel and easy-operation reaction conditions.![]()
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Affiliation(s)
- Meng-Yang Chang
- Department of Medicinal and Applied Chemistry
- Kaohsiung Medical University Hospital
- Kaohsiung Medical University
- Kaohsiung 80708
- Taiwan
| | - Kai-Xiang Lai
- Department of Medicinal and Applied Chemistry
- Kaohsiung Medical University Hospital
- Kaohsiung Medical University
- Kaohsiung 80708
- Taiwan
| | - Yu-Lun Chang
- Department of Medicinal and Applied Chemistry
- Kaohsiung Medical University Hospital
- Kaohsiung Medical University
- Kaohsiung 80708
- Taiwan
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15
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Zhang Z, Liu S, Widenhoefer RA. Kinetics and Mechanism of the Platinum(II)‐Catalyzed Hydroarylation of Vinyl Arenes with 1,2‐Dimethylindole. Isr J Chem 2019. [DOI: 10.1002/ijch.201900065] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Affiliation(s)
- Zhibin Zhang
- French Family Science CenterDuke University Durham NC 27708-0346
| | - Scott Liu
- French Family Science CenterDuke University Durham NC 27708-0346
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16
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Bai Z, Zheng S, Bai Z, Song F, Wang H, Peng Q, Chen G, He G. Palladium-Catalyzed Amide-Directed Enantioselective Carboboration of Unactivated Alkenes Using a Chiral Monodentate Oxazoline Ligand. ACS Catal 2019. [DOI: 10.1021/acscatal.9b01350] [Citation(s) in RCA: 59] [Impact Index Per Article: 11.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Affiliation(s)
- Zibo Bai
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Sujuan Zheng
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Ziqian Bai
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Fangfang Song
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Hao Wang
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Qian Peng
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Gong Chen
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Gang He
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
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17
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Tan F, Cheng HG. Catalytic asymmetric synthesis of tetrahydrocarbazoles. Chem Commun (Camb) 2019; 55:6151-6164. [DOI: 10.1039/c9cc02486g] [Citation(s) in RCA: 29] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Abstract
This feature article summarises recent advances in catalytic asymmetric synthesis of THCs, with emphases on reaction type and reaction mechanism.
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Affiliation(s)
- Fen Tan
- Hubei Key Laboratory of Purification and Application of Plant Anti-cancer Active Ingredients
- Hubei University of Education
- Wuhan 430205
- China
| | - Hong-Gang Cheng
- College of Chemistry and Molecular Sciences
- Wuhan University
- Wuhan 430072
- China
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18
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Xie CC, Tan R, Liu YK. Asymmetric construction of polycyclic indole derivatives with different ring connectivities by an organocatalysis triggered two-step sequence. Org Chem Front 2019. [DOI: 10.1039/c8qo01406j] [Citation(s) in RCA: 15] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Organocatalyzed reaction sequences between hemiacetals and indole-containing nitroolefins were developed for the preparation of indole derivatives with different ring connectivities.
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Affiliation(s)
- Chao-Chao Xie
- Key Laboratory of Marine Drugs
- Chinese Ministry of Education
- School of Medicine and Pharmacy
- Ocean University of China
- Qingdao 266003
| | - Rui Tan
- School of Life Science and Engineering
- Southwest Jiaotong University
- Chengdu
- China
| | - Yan-Kai Liu
- Key Laboratory of Marine Drugs
- Chinese Ministry of Education
- School of Medicine and Pharmacy
- Ocean University of China
- Qingdao 266003
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19
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Synthesis of tetrahydroindolones and tetrahydrocarbazolones via palladium catalyzed C–H activation. Tetrahedron Lett 2018. [DOI: 10.1016/j.tetlet.2018.11.029] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022]
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20
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21
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Jafari E, Chauhan P, Kumar M, Chen XY, Li S, von Essen C, Rissanen K, Enders D. Organocatalytic Asymmetric Synthesis of Trifluoromethylated Tetrahydrocarbazoles by a Vinylogous Michael/Aldol Formal [4+2] Annulation. European J Org Chem 2018. [DOI: 10.1002/ejoc.201800034] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
Affiliation(s)
- Ehsan Jafari
- Institute of Organic Chemistry; RWTH Aachen University; Landoltweg 1 52074 Aachen Germany
| | - Pankaj Chauhan
- Institute of Organic Chemistry; RWTH Aachen University; Landoltweg 1 52074 Aachen Germany
- Department of Chemistry; Indian Institute of Technology Jammu Jagti; NH-44 181221 Nagrota Jammu, (J & K)- India
| | - Mukesh Kumar
- Institute of Organic Chemistry; RWTH Aachen University; Landoltweg 1 52074 Aachen Germany
| | - Xiang-Yu Chen
- Institute of Organic Chemistry; RWTH Aachen University; Landoltweg 1 52074 Aachen Germany
| | - Sun Li
- Institute of Organic Chemistry; RWTH Aachen University; Landoltweg 1 52074 Aachen Germany
| | - Carolina von Essen
- Department of Chemistry; Nanoscience Center; University of Jyvaskyla; 40014 JYU Finland
| | - Kari Rissanen
- Department of Chemistry; Nanoscience Center; University of Jyvaskyla; 40014 JYU Finland
| | - Dieter Enders
- Institute of Organic Chemistry; RWTH Aachen University; Landoltweg 1 52074 Aachen Germany
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22
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Wang H, Bai Z, Jiao T, Deng Z, Tong H, He G, Peng Q, Chen G. Palladium-Catalyzed Amide-Directed Enantioselective Hydrocarbofunctionalization of Unactivated Alkenes Using a Chiral Monodentate Oxazoline Ligand. J Am Chem Soc 2018; 140:3542-3546. [DOI: 10.1021/jacs.8b00641] [Citation(s) in RCA: 102] [Impact Index Per Article: 17.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Affiliation(s)
- Hao Wang
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Zibo Bai
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Tangqian Jiao
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Zhiqiang Deng
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Huarong Tong
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Gang He
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
- Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin 300071, China
| | - Qian Peng
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
| | - Gong Chen
- State Key Laboratory and Institute of Elemento-Organic Chemistry, College of Chemistry, Nankai University, Tianjin 300071, China
- Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin 300071, China
- Department of Chemistry, The Pennsylvania State University, University Park, Pennsylvania 16802, United States
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23
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Gu BQ, Yang WL, Wu SX, Wang YB, Deng WP. Organocatalytic asymmetric synthesis of tetrahydrocarbazoles via an inverse-electron-demand Diels–Alder reaction of 2,3-indole-dienes with enals. Org Chem Front 2018. [DOI: 10.1039/c8qo01042k] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
A novel 2,3-indole-diene synthon was designed and first applied to an inverse-electron-demand Diels–Alder reaction to construct tetrahydrocarbazoles with excellent stereoselectivities.
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Affiliation(s)
- Bo-Qi Gu
- School of Pharmacy and Shanghai Key Laboratory of New Drug Design
- East China University of Science and Technology
- Shanghai 200237
- People's Republic of China
| | - Wu-Lin Yang
- School of Pharmacy and Shanghai Key Laboratory of New Drug Design
- East China University of Science and Technology
- Shanghai 200237
- People's Republic of China
| | - Shu-Xiao Wu
- School of Pharmacy and Shanghai Key Laboratory of New Drug Design
- East China University of Science and Technology
- Shanghai 200237
- People's Republic of China
| | - Yan-Bing Wang
- School of Pharmacy and Shanghai Key Laboratory of New Drug Design
- East China University of Science and Technology
- Shanghai 200237
- People's Republic of China
| | - Wei-Ping Deng
- School of Pharmacy and Shanghai Key Laboratory of New Drug Design
- East China University of Science and Technology
- Shanghai 200237
- People's Republic of China
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24
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Parveen N, Saha R, Sekar G. Stable and Reusable Palladium Nanoparticles-Catalyzed Conjugate Addition of Aryl Iodides to Enones: Route to Reductive Heck Products. Adv Synth Catal 2017. [DOI: 10.1002/adsc.201700823] [Citation(s) in RCA: 32] [Impact Index Per Article: 4.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Affiliation(s)
- Naziya Parveen
- Department of Chemistry; Indian Institute of Technology Madras; Chennai 600036 India
| | - Rajib Saha
- Department of Chemistry; Indian Institute of Technology Madras; Chennai 600036 India
| | - Govindasamy Sekar
- Department of Chemistry; Indian Institute of Technology Madras; Chennai 600036 India
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25
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Marcum JS, Roberts CC, Manan RS, Cervarich TN, Meek SJ. Chiral Pincer Carbodicarbene Ligands for Enantioselective Rhodium-Catalyzed Hydroarylation of Terminal and Internal 1,3-Dienes with Indoles. J Am Chem Soc 2017; 139:15580-15583. [PMID: 29058881 DOI: 10.1021/jacs.7b08575] [Citation(s) in RCA: 97] [Impact Index Per Article: 13.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Abstract
Catalytic enantioselective addition of N-heteroarenes to terminal and internal 1,3-dienes is reported. Reactions are promoted by 5 mol % of Rh catalyst supported by a new chiral pincer carbodicarbene ligand that delivers allylic substituted arenes in up to 95% yield and up to 98:2 er. Mechanistic and X-ray evidence is presented that supports that the reaction proceeds via a Rh(III)-η3-allyl.
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Affiliation(s)
- Justin S Marcum
- Department of Chemistry, The University of North Carolina at Chapel Hill , Chapel Hill, North Carolina 27599-3290, United States
| | - Courtney C Roberts
- Department of Chemistry, The University of North Carolina at Chapel Hill , Chapel Hill, North Carolina 27599-3290, United States
| | - Rajith S Manan
- Department of Chemistry, The University of North Carolina at Chapel Hill , Chapel Hill, North Carolina 27599-3290, United States
| | - Tia N Cervarich
- Department of Chemistry, The University of North Carolina at Chapel Hill , Chapel Hill, North Carolina 27599-3290, United States
| | - Simon J Meek
- Department of Chemistry, The University of North Carolina at Chapel Hill , Chapel Hill, North Carolina 27599-3290, United States
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26
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Bhattacharya A, Shukla PM, Maji B. Fe(OTf) 3-catalysed Friedel-Crafts reaction of benzenoid arenes with α,β-unsaturated carbonyl compounds: easy access to 1,1-diarylalkanes. ROYAL SOCIETY OPEN SCIENCE 2017; 4:170748. [PMID: 29134078 PMCID: PMC5666261 DOI: 10.1098/rsos.170748] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/22/2017] [Accepted: 09/21/2017] [Indexed: 05/12/2023]
Abstract
A simple and efficient method for the synthesis of 1,1-diarylalkanes via the Friedel-Crafts-type alkylation reaction of electron-rich arenes with cinnamic acid ester derivatives or chalcones is reported. Iron triflate has been found to be the best catalyst for the Friedel-Crafts-type alkylation reaction with α,β-unsaturated carbonyl compounds. This reaction afforded β,β-diaryl carbonyl compounds in good yields (65-93%) and with excellent regioselectivities. Remarkably, this method is also compatible with a variety of indoles to provide 3-indolyl-aryl carbonyl compounds in excellent yields. Great efforts have been made to deduce a plausible reaction mechanism based on isotopic labelling experiments.
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27
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Xu D, Zhao Y, Song D, Zhong Z, Feng S, Xie X, Wang X, She X. (3 + 2)-Annulation of p-Quinamine and Aryne: A Strategy To Construct the Multisubstituted Hydrocarbazoles. Org Lett 2017; 19:3600-3603. [DOI: 10.1021/acs.orglett.7b01578] [Citation(s) in RCA: 29] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/02/2023]
Affiliation(s)
- Dengyu Xu
- State
Key Laboratory of Applied Organic Chemistry, Department of Chemistry, Lanzhou University, Lanzhou 730000, People’s Republic of China
| | - Yulong Zhao
- State
Key Laboratory of Applied Organic Chemistry, Department of Chemistry, Lanzhou University, Lanzhou 730000, People’s Republic of China
| | - Dengpeng Song
- State
Key Laboratory of Applied Organic Chemistry, Department of Chemistry, Lanzhou University, Lanzhou 730000, People’s Republic of China
| | - Zhuliang Zhong
- State
Key Laboratory of Applied Organic Chemistry, Department of Chemistry, Lanzhou University, Lanzhou 730000, People’s Republic of China
| | - Shangbiao Feng
- State
Key Laboratory of Applied Organic Chemistry, Department of Chemistry, Lanzhou University, Lanzhou 730000, People’s Republic of China
| | - Xingang Xie
- State
Key Laboratory of Applied Organic Chemistry, Department of Chemistry, Lanzhou University, Lanzhou 730000, People’s Republic of China
| | - Xiaolei Wang
- State
Key Laboratory of Applied Organic Chemistry, Department of Chemistry, Lanzhou University, Lanzhou 730000, People’s Republic of China
| | - Xuegong She
- State
Key Laboratory of Applied Organic Chemistry, Department of Chemistry, Lanzhou University, Lanzhou 730000, People’s Republic of China
- Collaborative
Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin 300071, People’s Republic of China
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28
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Dong Z, Ren Z, Thompson SJ, Xu Y, Dong G. Transition-Metal-Catalyzed C–H Alkylation Using Alkenes. Chem Rev 2017; 117:9333-9403. [DOI: 10.1021/acs.chemrev.6b00574] [Citation(s) in RCA: 725] [Impact Index Per Article: 103.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/23/2023]
Affiliation(s)
- Zhe Dong
- Department
of Chemistry, University of Chicago, Chicago, Illinois 60637, United States
- Department
of Chemistry, University of Texas at Austin, Austin, Texas 78712, United States
| | - Zhi Ren
- Department
of Chemistry, University of Texas at Austin, Austin, Texas 78712, United States
| | - Samuel J. Thompson
- Department
of Chemistry, University of Texas at Austin, Austin, Texas 78712, United States
| | - Yan Xu
- Department
of Chemistry, University of Chicago, Chicago, Illinois 60637, United States
- Department
of Chemistry, University of Texas at Austin, Austin, Texas 78712, United States
| | - Guangbin Dong
- Department
of Chemistry, University of Chicago, Chicago, Illinois 60637, United States
- Department
of Chemistry, University of Texas at Austin, Austin, Texas 78712, United States
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29
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Qiu Y, Yang B, Zhu C, Bäckvall JE. Highly selective olefin-assisted palladium-catalyzed oxidative carbocyclization via remote olefin insertion. Chem Sci 2017; 8:616-620. [PMID: 28616136 PMCID: PMC5458679 DOI: 10.1039/c6sc02660e] [Citation(s) in RCA: 39] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/17/2016] [Accepted: 09/01/2016] [Indexed: 12/23/2022] Open
Abstract
A highly selective olefin-assisted palladium-catalyzed oxidative carbocyclization via remote olefin insertion to afford cyclohexenes has been developed. It was shown that the assisting olefin moiety was indispensable for the formation of the cyclohexene product. Furthermore, preliminary studies on chiral anion-induced asymmetrical carbocyclization-borylation of enallenes have been carried out.
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Affiliation(s)
- Youai Qiu
- Department of Organic Chemistry , Arrhenius Laboratory , Stockholm University , SE-106 91 , Stockholm , Sweden .
| | - Bin Yang
- Department of Organic Chemistry , Arrhenius Laboratory , Stockholm University , SE-106 91 , Stockholm , Sweden .
| | - Can Zhu
- Department of Organic Chemistry , Arrhenius Laboratory , Stockholm University , SE-106 91 , Stockholm , Sweden .
| | - Jan-E Bäckvall
- Department of Organic Chemistry , Arrhenius Laboratory , Stockholm University , SE-106 91 , Stockholm , Sweden .
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30
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Shigehisa H, Ano T, Honma H, Ebisawa K, Hiroya K. Co-Catalyzed Hydroarylation of Unactivated Olefins. Org Lett 2016; 18:3622-5. [DOI: 10.1021/acs.orglett.6b01662] [Citation(s) in RCA: 46] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Hiroki Shigehisa
- Faculty of Pharmacy, Musashino University, 1-1-20, Shinmachi, Nishitokyo-shi, Tokyo 202-8585, Japan
| | - Takuya Ano
- Faculty of Pharmacy, Musashino University, 1-1-20, Shinmachi, Nishitokyo-shi, Tokyo 202-8585, Japan
| | - Hiroshi Honma
- Faculty of Pharmacy, Musashino University, 1-1-20, Shinmachi, Nishitokyo-shi, Tokyo 202-8585, Japan
| | - Kousuke Ebisawa
- Faculty of Pharmacy, Musashino University, 1-1-20, Shinmachi, Nishitokyo-shi, Tokyo 202-8585, Japan
| | - Kou Hiroya
- Faculty of Pharmacy, Musashino University, 1-1-20, Shinmachi, Nishitokyo-shi, Tokyo 202-8585, Japan
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31
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Park JW, Chen Z, Dong VM. Rhodium-Catalyzed Enantioselective Cycloisomerization to Cyclohexenes Bearing Quaternary Carbon Centers. J Am Chem Soc 2016; 138:3310-3. [PMID: 26953640 PMCID: PMC4856524 DOI: 10.1021/jacs.6b01445] [Citation(s) in RCA: 39] [Impact Index Per Article: 4.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
We report a Rh-catalyzed enantioselective cycloisomerization of α,ω-heptadienes to afford cyclohexenes bearing quaternary carbon centers. Rhodium(I) and a new SDP ligand promote chemoselective formation of a cyclohex-3-enecarbaldehyde motif that is inaccessible by the Diels-Alder cycloaddition. Various α,α-bisallylaldehydes rearrange to generate six-membered rings by a mechanism triggered by aldehyde C-H bond activation. Mechanistic studies suggest a pathway involving regioselective carbometalation and endocyclic β-hydride elimination.
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Affiliation(s)
- Jung-Woo Park
- Department of Chemistry, University of California, Irvine , 4403 Natural Sciences 1, Irvine, California 92697, United States
| | - Zhiwei Chen
- Department of Chemistry, University of California, Irvine , 4403 Natural Sciences 1, Irvine, California 92697, United States
| | - Vy M Dong
- Department of Chemistry, University of California, Irvine , 4403 Natural Sciences 1, Irvine, California 92697, United States
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32
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Zhao F, Li N, Zhu YF, Han ZY. Enantioselective Construction of Functionalized Tetrahydrocarbazoles Enabled by Asymmetric Relay Catalysis of Gold Complex and Chiral Brønsted Acid. Org Lett 2016; 18:1506-9. [DOI: 10.1021/acs.orglett.6b00012] [Citation(s) in RCA: 67] [Impact Index Per Article: 8.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
Affiliation(s)
- Feng Zhao
- Hefei
National Laboratory for Physical Sciences at the Microscale and Department
of Chemistry, University of Science and Technology of China, Hefei 230026, P. R. China
| | - Nan Li
- Hefei
National Laboratory for Physical Sciences at the Microscale and Department
of Chemistry, University of Science and Technology of China, Hefei 230026, P. R. China
| | - Yi-Fan Zhu
- Hefei
National Laboratory for Physical Sciences at the Microscale and Department
of Chemistry, University of Science and Technology of China, Hefei 230026, P. R. China
| | - Zhi-Yong Han
- Hefei
National Laboratory for Physical Sciences at the Microscale and Department
of Chemistry, University of Science and Technology of China, Hefei 230026, P. R. China
- High
Magnetic Field Laboratory, Hefei Institutes of Physical Science, CAS, Hefei 230031, P. R. China
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33
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Motevalli S, Sokeirik Y, Ghanem A. Rhodium-Catalysed Enantioselective C-H Functionalization in Asymmetric Synthesis. European J Org Chem 2016. [DOI: 10.1002/ejoc.201501425] [Citation(s) in RCA: 43] [Impact Index Per Article: 5.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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34
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Zhang C, Santiago CB, Crawford JM, Sigman MS. Enantioselective Dehydrogenative Heck Arylations of Trisubstituted Alkenes with Indoles to Construct Quaternary Stereocenters. J Am Chem Soc 2015; 137:15668-71. [PMID: 26624236 DOI: 10.1021/jacs.5b11335] [Citation(s) in RCA: 140] [Impact Index Per Article: 15.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022]
Abstract
An enantioselective, intermolecular dehydrogenative Heck arylation of trisubstituted alkenes to construct remote quaternary stereocenters has been developed. Using a new chiral pyridine oxazoline ligand, good to high enantioselectivity is achieved for various combinations of indole derivatives and trisubstituted alkenes. However, some combinations of substrates led to lower enantioselectivity, which provided the impetus to use structure enantioselectivity correlations to design a better performing ligand.
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Affiliation(s)
- Chun Zhang
- Department of Chemistry, University of Utah , Salt Lake City, Utah 84112, United States
| | - Celine B Santiago
- Department of Chemistry, University of Utah , Salt Lake City, Utah 84112, United States
| | - Jennifer M Crawford
- Department of Chemistry, University of Utah , Salt Lake City, Utah 84112, United States
| | - Matthew S Sigman
- Department of Chemistry, University of Utah , Salt Lake City, Utah 84112, United States
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35
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Enantioselective synthesis of functionalised tetrahydrocarbazoles via an organocatalysed Diels–Alder/ene reaction strategy. ACTA ACUST UNITED AC 2015. [DOI: 10.1016/j.tetasy.2015.09.004] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
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36
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Pignataro L, Fiorito D, Vece V, Ferraccioli R, Gennari C. Synthesis of a 4-Vinyltetrahydrocarbazole by Palladium-Catalyzed Asymmetric Allylic Alkylation of Indole-Containing Allylic Carbonates. European J Org Chem 2015. [DOI: 10.1002/ejoc.201500979] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]
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37
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Abstract
A one-pot asymmetric synthesis of 1,2,3,4-tetrahydrocarbazoles has been developed via an enantioselective [3 + 3] annulation of 2-alkynylindoles and donor-acceptor cyclopropanes. In the presence of chiral Lewis acids as catalysts, a series of optically active tetrahydrocarbazoles were furnished in high yields (63-87%) with good to excellent levels of enantioselectivity (up to 94% ee).
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Affiliation(s)
- Qiong-Jie Liu
- The State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
| | - Wen-Guang Yan
- The State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
| | - Lijia Wang
- The State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
| | - X. Peter Zhang
- Department of Chemistry, University of South Florida, Tampa, Florida 33620-5250, United States
| | - Yong Tang
- The State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
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38
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Wang Y, Zhang P, Liu Y, Xia F, Zhang J. Enantioselective gold-catalyzed intermolecular [2+2] versus [4+2]-cycloadditions of 3-styrylindoles with N-allenamides: observation of interesting substituent effects. Chem Sci 2015; 6:5564-5570. [PMID: 29861893 PMCID: PMC5949851 DOI: 10.1039/c5sc01827g] [Citation(s) in RCA: 93] [Impact Index Per Article: 10.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/20/2015] [Accepted: 06/22/2015] [Indexed: 01/02/2023] Open
Abstract
The cycloaddition mode ([2+2] vs. [4+2]) can be unexpectedly switched by the simple modification of the N-substituent of the 3-styrylindoles.
A highly enantioselective [2+2] versus a [4+2]-cycloaddition of 3-styrylindoles to N-allenamides catalyzed by identical gold(i)/chiral phosphoramidite complexes is presented, which provides facile access to synthetically valuable, optically active substituted cyclobutanes and tetrahydrocarbazoles. The cycloaddition mode unexpectedly depends on the electronic nature of the N-substituent 3-styrylindoles, the origin of which could be well rationalized using DFT calculations and experimental results. To the best of our knowledge, the present work represents the first example of such an impressive substituent effect in tuning the reaction mode with high chemo-, regio- and enantioselectivity in asymmetric gold catalysis.
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Affiliation(s)
- Yidong Wang
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes , School of Chemistry and Molecular Engineering , East China Normal University , 3663 N. Zhongshan Road , Shanghai 200062 , China . ;
| | - Peichao Zhang
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes , School of Chemistry and Molecular Engineering , East China Normal University , 3663 N. Zhongshan Road , Shanghai 200062 , China . ;
| | - Yuan Liu
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes , School of Chemistry and Molecular Engineering , East China Normal University , 3663 N. Zhongshan Road , Shanghai 200062 , China . ;
| | - Fei Xia
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes , School of Chemistry and Molecular Engineering , East China Normal University , 3663 N. Zhongshan Road , Shanghai 200062 , China . ;
| | - Junliang Zhang
- Shanghai Key Laboratory of Green Chemistry and Chemical Processes , School of Chemistry and Molecular Engineering , East China Normal University , 3663 N. Zhongshan Road , Shanghai 200062 , China . ; .,State Key Laboratory of Organometallic Chemistry , Shanghai Institute of Organic Chemistry , CAS , 345 Lingling Road , Shanghai 200032 , China
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39
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Yue G, Lei K, Hirao H, Zhou JS. Palladium-Catalyzed Asymmetric Reductive Heck Reaction of Aryl Halides. Angew Chem Int Ed Engl 2015; 54:6531-5. [DOI: 10.1002/anie.201501712] [Citation(s) in RCA: 130] [Impact Index Per Article: 14.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/23/2015] [Indexed: 11/09/2022]
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40
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Yue G, Lei K, Hirao H, Zhou JS. Palladium-Catalyzed Asymmetric Reductive Heck Reaction of Aryl Halides. Angew Chem Int Ed Engl 2015. [DOI: 10.1002/ange.201501712] [Citation(s) in RCA: 56] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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41
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Guo S, Li Y, Wang Y, Guo X, Meng X, Chen B. Iron-Catalyzed Cross Dehydrogenative Coupling (CDC) of Indoles and Benzylic CH Bonds. Adv Synth Catal 2015. [DOI: 10.1002/adsc.201400938] [Citation(s) in RCA: 33] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/06/2023]
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42
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Gimeno A, Rodríguez-Gimeno A, Cuenca AB, Ramírez de Arellano C, Medio-Simón M, Asensio G. Gold(i)-catalysed cascade reactions in the synthesis of 2,3-fused indole derivatives. Chem Commun (Camb) 2015; 51:12384-7. [DOI: 10.1039/c5cc04606h] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
Abstract
Unactivated alkenes and 1,3-unsubstituted indoles in gold(i)-catalysed hydroaminative/arylative cascade cyclizations.
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Affiliation(s)
- Ana Gimeno
- Departamento de Química Orgánica
- Universidad de Valencia
- Valencia
- Spain
| | | | - Ana B. Cuenca
- Departamento de Química Orgánica
- Universidad de Valencia
- Valencia
- Spain
| | | | | | - Gregorio Asensio
- Departamento de Química Orgánica
- Universidad de Valencia
- Valencia
- Spain
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43
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Trost BM, Ryan MC, Rao M, Markovic TZ. Construction of Enantioenriched [3.1.0] Bicycles via a Ruthenium-Catalyzed Asymmetric Redox Bicycloisomerization Reaction. J Am Chem Soc 2014; 136:17422-5. [DOI: 10.1021/ja510968h] [Citation(s) in RCA: 70] [Impact Index Per Article: 7.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
Affiliation(s)
- Barry M. Trost
- Department of Chemistry, Stanford University, Stanford, California 94305-5580, United States
| | - Michael C. Ryan
- Department of Chemistry, Stanford University, Stanford, California 94305-5580, United States
| | - Meera Rao
- Department of Chemistry, Stanford University, Stanford, California 94305-5580, United States
| | - Tim Z. Markovic
- Department of Chemistry, Stanford University, Stanford, California 94305-5580, United States
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44
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Chen S, Pan J, Wang Y, Zhou Z. Stereocontrolled Construction of the 3,4-Dihydrothiacarbazol-2(9H)-one Skeleton by Using Bifunctional Squaramide-Catalyzed Cascade Reactions. European J Org Chem 2014. [DOI: 10.1002/ejoc.201403078] [Citation(s) in RCA: 27] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
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45
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Talukdar R, Tiwari DP, Saha A, Ghorai MK. Diastereoselective Synthesis of Functionalized Tetrahydrocarbazoles via a Domino-Ring Opening–Cyclization of Donor–Acceptor Cyclopropanes with Substituted 2-Vinylindoles. Org Lett 2014; 16:3954-7. [DOI: 10.1021/ol501763n] [Citation(s) in RCA: 82] [Impact Index Per Article: 8.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
Affiliation(s)
- Ranadeep Talukdar
- Department of Chemistry, Indian Institute of Technology, Kanpur 208016, India
| | - Deo Prakash Tiwari
- Department of Chemistry, Indian Institute of Technology, Kanpur 208016, India
| | - Amrita Saha
- Department of Chemistry, Indian Institute of Technology, Kanpur 208016, India
| | - Manas K. Ghorai
- Department of Chemistry, Indian Institute of Technology, Kanpur 208016, India
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46
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Fang W, Presset M, Guérinot A, Bour C, Bezzenine-Lafollée S, Gandon V. Cationic gold(i)-catalyzed enantioselective hydroalkylation of unactivated alkenes: influence of the chloride scavenger on the stereoselectivity. Org Chem Front 2014. [DOI: 10.1039/c4qo00112e] [Citation(s) in RCA: 25] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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47
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Ouyang B, Yu T, Luo R, Lu G. The asymmetric Cu(ii)–indolinylmethanol complex catalyzed Diels–Alder reaction of 2-vinylindoles with β,γ-unsaturated α-ketoesters: an efficient route to functionalized tetrahydrocarbazoles. Org Biomol Chem 2014; 12:4172-6. [DOI: 10.1039/c4ob00196f] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
An efficient asymmetric Diels–Alder reaction of 2-vinylindoles with β,γ-unsaturated α-ketoesters for the synthesis of functionalized tetrahydrocarbazoles.
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Affiliation(s)
- Banlai Ouyang
- Institute of Medicinal Chemistry
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006, P. R. China
| | - Tingting Yu
- Institute of Medicinal Chemistry
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006, P. R. China
| | - Renshi Luo
- Institute of Medicinal Chemistry
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006, P. R. China
| | - Gui Lu
- Institute of Medicinal Chemistry
- School of Pharmaceutical Sciences
- Sun Yat-sen University
- Guangzhou 510006, P. R. China
- Institute of Human Virology
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48
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Cheng HG, Lu LQ, Wang T, Yang QQ, Liu XP, Li Y, Deng QH, Chen JR, Xiao WJ. Highly Enantioselective Friedel-Crafts Alkylation/N-Hemiacetalization Cascade Reaction with Indoles. Angew Chem Int Ed Engl 2013. [DOI: 10.1002/ange.201209998] [Citation(s) in RCA: 36] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
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49
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Cheng HG, Lu LQ, Wang T, Yang QQ, Liu XP, Li Y, Deng QH, Chen JR, Xiao WJ. Highly Enantioselective Friedel-Crafts Alkylation/N-Hemiacetalization Cascade Reaction with Indoles. Angew Chem Int Ed Engl 2013; 52:3250-4. [DOI: 10.1002/anie.201209998] [Citation(s) in RCA: 146] [Impact Index Per Article: 13.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/14/2012] [Indexed: 11/05/2022]
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50
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Jaiswal PK, Biswas S, Singh S, Pathak B, Mobin SM, Samanta S. Stereoselective synthesis of highly functionalized tetrahydrocarbazoles through a domino Michael–Henry reaction: an easy access to four contiguous chiral centers. RSC Adv 2013. [DOI: 10.1039/c3ra41409d] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/22/2022] Open
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