1
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Kim Y, Han JW, Kim SG. Organocatalytic Enantioselective Synthesis of Polycyclic Benzosultams from 2-Amino-β-nitrostyrenes with Cyclic N-Sulfonyl Ketimines. Org Lett 2024; 26:1472-1477. [PMID: 38349156 DOI: 10.1021/acs.orglett.4c00137] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/24/2024]
Abstract
A highly efficient enantioselective [4 + 2] cycloaddition of 2-amino-β-nitrostyrenes with cyclic N-sulfonyl ketimines has been developed. This reaction utilizes an organocatalytic approach, employing a multiple-hydrogen-bonding bifunctional squaramide-based catalyst. The process allows for the precise synthesis of chiral polycyclic benzosultams, showcasing intricate structures that incorporate chiral quaternary centers. Noteworthy outcomes of this method include high yields with excellent enantioselectivities and diastereoselectivities (up to 97% yield, 96% ee, and >20:1 dr).
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Affiliation(s)
- Yoseop Kim
- Department of Chemistry, College of Natural Science, Kyonggi University, Suwon 16227, Republic of Korea
| | - Ji Won Han
- Department of Chemistry, College of Natural Science, Kyonggi University, Suwon 16227, Republic of Korea
| | - Sung-Gon Kim
- Department of Chemistry, College of Natural Science, Kyonggi University, Suwon 16227, Republic of Korea
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2
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Wang L, Gao F, Zhang X, Peng T, Xu Y, Wang R, Yang D. Concerted Enantioselective [2+2] Cycloaddition Reaction of Imines Mediated by a Magnesium Catalyst. J Am Chem Soc 2023; 145:610-625. [PMID: 36538490 DOI: 10.1021/jacs.2c11284] [Citation(s) in RCA: 3] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
Abstract
Enantioselective [2 + 2] cyclization between an imine and a carbon-carbon double bond is a versatile strategy to build chiral azetidines. However, α-branched allenoates have never been successfully applied in [2 + 2] cyclization reactions with imines, as they always undergo Kwon's [4 + 2] annulation in previous catalytic methods. Herein, a simple in situ generated magnesium catalyst was employed to successfully achieve the enantioselective [2 + 2] cyclization reaction of DPP-imines and α-branched allenoates for the first time. Insightful experiments including KIE experiments, controlled experiments, Hammett plot analysis, and 31P NMR studies of initial intermediates indicate that the current [2 + 2] cyclization of imine most likely involves an asynchronous concerted transition state. Further mechanistic investigations by combining kinetic studies, ESI experiments, 31P NMR studies of coordination complexes, and controlled experiments on reaction rates under different catalyst loading amounts provided the coordination details for this [2 + 2] cyclization reaction between DPP-imines and α-branched allenoates. This new approach was applied to the synthesis of various chiral aza-heterocycles, including the enantioselective synthesis of the key intermediate of a lipid-lowering agent Ezetimibe.
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Affiliation(s)
- Linqing Wang
- Key Laboratory of Preclinical Study for New Drugs of Gansu Province, School of Basic Medical Science, Lanzhou University, Lanzhou 730000, P. R. China.,Research Unit of Peptide Science, Chinese Academy of Medical Sciences, 2019RU066, Lanzhou 730000, P. R. China
| | - Feiyun Gao
- Key Laboratory of Preclinical Study for New Drugs of Gansu Province, School of Basic Medical Science, Lanzhou University, Lanzhou 730000, P. R. China.,Research Unit of Peptide Science, Chinese Academy of Medical Sciences, 2019RU066, Lanzhou 730000, P. R. China
| | - Xiaoyong Zhang
- Institute of Systems and Physical Biology, Shenzhen Bay Laboratory, Shenzhen 518055, P. R. China
| | - Tianyu Peng
- Key Laboratory of Preclinical Study for New Drugs of Gansu Province, School of Basic Medical Science, Lanzhou University, Lanzhou 730000, P. R. China.,Research Unit of Peptide Science, Chinese Academy of Medical Sciences, 2019RU066, Lanzhou 730000, P. R. China
| | - Yingfan Xu
- Key Laboratory of Preclinical Study for New Drugs of Gansu Province, School of Basic Medical Science, Lanzhou University, Lanzhou 730000, P. R. China.,Research Unit of Peptide Science, Chinese Academy of Medical Sciences, 2019RU066, Lanzhou 730000, P. R. China
| | - Rui Wang
- Key Laboratory of Preclinical Study for New Drugs of Gansu Province, School of Basic Medical Science, Lanzhou University, Lanzhou 730000, P. R. China.,Research Unit of Peptide Science, Chinese Academy of Medical Sciences, 2019RU066, Lanzhou 730000, P. R. China
| | - Dongxu Yang
- Key Laboratory of Preclinical Study for New Drugs of Gansu Province, School of Basic Medical Science, Lanzhou University, Lanzhou 730000, P. R. China.,Research Unit of Peptide Science, Chinese Academy of Medical Sciences, 2019RU066, Lanzhou 730000, P. R. China
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3
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Song M, Zhao J, Li EQ. Recent advances in tertiary amine Lewis base-promoted cycloadditions of allenoates. CHINESE CHEM LETT 2022. [DOI: 10.1016/j.cclet.2021.11.044] [Citation(s) in RCA: 5] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/16/2022]
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4
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Meng Y, Chen L, Li EQ. Recent Advances in Lewis Base-Catalysed Chemo-, Diastereo- and Enantiodivergent Reactions of Electron-deficient Olefins and Alkynes. CHEM REC 2021; 22:e202100276. [PMID: 34962071 DOI: 10.1002/tcr.202100276] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/21/2021] [Revised: 12/07/2021] [Indexed: 01/28/2023]
Abstract
Lewis base catalysis provides powerful synthetic strategies for the selective construction of carbon-carbon and carbon-heteroatom bonds. Thus continuous efforts have been deployed to develop effective methodologies involving Lewis base catalysis. The nucleophilicity and steric hindrance of Lewis base catalyst often plays a major role in catalytic reactivity and selectivity in the reaction. In the past decades, tremendous progress has been made in the divergent construction of valuable motifs under Lewis base catalysis. In this review, we provide a comprehensive and updated summary of Lewis base-catalysed chemo-, diastereo- and enantiodivergent reaction, as well as the related mechanism will be highlighted in detail.
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Affiliation(s)
- Yinggao Meng
- College of Chemistry, Green Catalysis Center, Zhengzhou University, Zhengzhou, 450001, P. R. China
| | - Lihui Chen
- College of Chemistry, Green Catalysis Center, Zhengzhou University, Zhengzhou, 450001, P. R. China
| | - Er-Qing Li
- College of Chemistry, Green Catalysis Center, Zhengzhou University, Zhengzhou, 450001, P. R. China
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5
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Anwar S, Lin LT, Srinivasadesikan V, Gudise VB, Chen K. [3+2] regioselective annulation reaction of 2-arylidene-1,3-indandiones towards synthesis of spirocyclopentenes: understanding the mechanism of γ-attack vs. α-attack using DFT studies. RSC Adv 2021; 11:38648-38653. [PMID: 35493224 PMCID: PMC9044273 DOI: 10.1039/d1ra07165c] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/25/2021] [Accepted: 11/19/2021] [Indexed: 12/18/2022] Open
Abstract
A regioselective [3+2] cyclisation reaction between 2-arylidene-1,3-indanedione and ethyl 2,3-butadienoate catalysed by triphenylphosphine has been demonstrated to synthesize functionalised spirocyclic cyclopentenes. The reaction tolerated various electron-rich and electron-deficient aryl substituted 2-arylidene-1,3-indanediones with high to excellent chemical yields (up to 99%) and moderate to good regioselectivity (up to 5 : 1). DFT studies have also been carried out to understand the regioselective nature of this reaction. The results of Frontier molecular orbital calculations and the activation energy (E a) favour the formation of compound 3avia γ-attack compared to that of 4avia α-attack.
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Affiliation(s)
- Shaik Anwar
- Division of Chemistry, Department of Sciences and Humanities, Vignan's Foundation for Science Technology and Research-VFSTR (Deemed to be University) Vadlamudi-522 213 Guntur Andhra Pradesh India http://www.vignan.ac.in/bshanwar.php +91-8632344700
- Department of Chemistry, National Taiwan Normal University 88 Sec. 4, TingChow Road Taipei Taiwan 116 ROC +86-2-29324249 +86-2-7734-6124
| | - Li-Tzu Lin
- Department of Chemistry, National Taiwan Normal University 88 Sec. 4, TingChow Road Taipei Taiwan 116 ROC +86-2-29324249 +86-2-7734-6124
| | - V Srinivasadesikan
- Division of Chemistry, Department of Sciences and Humanities, Vignan's Foundation for Science Technology and Research-VFSTR (Deemed to be University) Vadlamudi-522 213 Guntur Andhra Pradesh India http://www.vignan.ac.in/bshanwar.php +91-8632344700
| | - Veera Babu Gudise
- Division of Chemistry, Department of Sciences and Humanities, Vignan's Foundation for Science Technology and Research-VFSTR (Deemed to be University) Vadlamudi-522 213 Guntur Andhra Pradesh India http://www.vignan.ac.in/bshanwar.php +91-8632344700
| | - Kwunmin Chen
- Department of Chemistry, National Taiwan Normal University 88 Sec. 4, TingChow Road Taipei Taiwan 116 ROC +86-2-29324249 +86-2-7734-6124
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6
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Guin S, Majee D, Samanta S. Unmasking the reverse reactivity of cyclic N-sulfonyl ketimines: multifaceted applications in organic synthesis. Chem Commun (Camb) 2021; 57:9010-9028. [PMID: 34498642 DOI: 10.1039/d1cc03439a] [Citation(s) in RCA: 15] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
Abstract
The chemistry related to the exploration of cyclic N-sulfonyl ketimines and their derivatives has attracted significant attention in the last few decades because of their intriguing structures and properties. They serve broadly as reactive synthons in various reactions to create a diverse set of synthetically and biologically attractive molecules. Furthermore, these moieties, which possess multiple heteroatoms (N, O and S), display or can enhance many biological activities. In the case of synthetic reactions, chemists mainly focus on the chemical manipulation of the highly reactive prochiral CN bond of N-sulfonyl ketimines. Besides their traditional role as electrophiles, N-sulfonyl ketimines possess α-Csp3-H protons, and thus behave as potential carbonucleophiles, where they can undergo several C-X (X = C, N and O) bond-forming reactions with different types of electrophiles under various conditions to form a wide range of fascinating asymmetric and non-asymmetric versions of fused heterocycles, carbocycles, spiro-fused skeletons, pyridines, pyrroles, etc. Herein, we highlight the recent examples from our research work and others covering the scope of cyclic N-sulfonyl ketimines as useful carbonucleophiles. In addition, the detailed mechanistic studies of the above-mentioned reactions are also presented.
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Affiliation(s)
- Soumitra Guin
- Department of Chemistry, Indian Institute of Technology Indore, Simrol, Indore, 453552, India.
| | - Debashis Majee
- Department of Chemistry, Indian Institute of Technology Indore, Simrol, Indore, 453552, India.
| | - Sampak Samanta
- Department of Chemistry, Indian Institute of Technology Indore, Simrol, Indore, 453552, India.
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7
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Abstract
Organocatalysts are abundantly used for various transformations, particularly to obtain highly enantio- and diastereomeric pure products by controlling the stereochemistry. These applications of organocatalysts have been the topic of several reviews. Organocatalysts have emerged as one of the very essential areas of research due to their mild reaction conditions, cost-effective nature, non-toxicity, and environmentally benign approach that obviates the need for transition metal catalysts and other toxic reagents. Various types of organocatalysts including amine catalysts, Brønsted acids, and Lewis bases such as N-heterocyclic carbene (NHC) catalysts, cinchona alkaloids, 4-dimethylaminopyridine (DMAP), and hydrogen bond-donating catalysts, have gained renewed interest because of their regioselectivity. In this review, we present recent advances in regiodivergent reactions that are governed by organocatalysts. Additionally, we briefly discuss the reaction pathways of achieving regiodivergent products by changes in conditions such as solvents, additives, or the temperature.
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8
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Khassenova G, García Mancheño O. Lewis Base‐Brønsted Acid Co‐catalyzed Morita‐Baylis‐Hillman Reaction of Cyclic Sulfamidate Imines. European J Org Chem 2021. [DOI: 10.1002/ejoc.202100345] [Citation(s) in RCA: 3] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Affiliation(s)
- Gaukhar Khassenova
- Organic Chemistry Institute University of Münster Corrensstrasse 36 48149 Münster Germany
| | - Olga García Mancheño
- Organic Chemistry Institute University of Münster Corrensstrasse 36 48149 Münster Germany
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9
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Lin WX, Pei Z, Gong C, Mo H, Yang K, Qu LB, Wei D, Song JS, Li SJ, Lan Y. Is the reaction sequence in phosphine-catalyzed [8+2] cycloaddition controlled by electrophilicity? Chem Commun (Camb) 2021; 57:761-764. [PMID: 33350413 DOI: 10.1039/d0cc07370a] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/30/2022]
Abstract
In the presence of multiple electrophiles, the reaction sequence is a critical mechanistic problem. Here, we report a theoretical study on the mechanism of phosphine-catalyzed [8+2] cycloaddition of heptafulvenes and allenoate. DFT calculations showed that electrophilicity is the barrier for nucleophilic attack, while it fails in the prediction of priority.
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Affiliation(s)
- Wen-Xuan Lin
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, 100 Science Avenue, Zhengzhou, Henan 450001, P. R. China.
| | - Zhuolin Pei
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, 100 Science Avenue, Zhengzhou, Henan 450001, P. R. China.
| | - Cunxi Gong
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, 100 Science Avenue, Zhengzhou, Henan 450001, P. R. China.
| | - Huilin Mo
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, 100 Science Avenue, Zhengzhou, Henan 450001, P. R. China.
| | - Kai Yang
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, 100 Science Avenue, Zhengzhou, Henan 450001, P. R. China.
| | - Ling-Bo Qu
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, 100 Science Avenue, Zhengzhou, Henan 450001, P. R. China.
| | - Donghui Wei
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, 100 Science Avenue, Zhengzhou, Henan 450001, P. R. China.
| | - Jin-Shuai Song
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, 100 Science Avenue, Zhengzhou, Henan 450001, P. R. China.
| | - Shi-Jun Li
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, 100 Science Avenue, Zhengzhou, Henan 450001, P. R. China.
| | - Yu Lan
- Green Catalysis Center, and College of Chemistry, Zhengzhou University, 100 Science Avenue, Zhengzhou, Henan 450001, P. R. China. and School of Chemistry and Chemical Engineering, and Chongqing Key Laboratory of Theoretical and Computational Chemistry, Chongqing University, Chongqing 400030, P. R. China.
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10
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Huang Y, Liao J, Wang W, Liu H, Guo H. Synthesis of heterocyclic compounds through nucleophilic phosphine catalysis. Chem Commun (Camb) 2020; 56:15235-15281. [PMID: 33320123 DOI: 10.1039/d0cc05699e] [Citation(s) in RCA: 52] [Impact Index Per Article: 13.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023]
Abstract
Nucleophilic phosphine catalysis is a practical and powerful tool for the synthesis of various heterocyclic compounds with the advantages of environmentally friendly, metal-free, and mild reaction conditions. The present report summarizes the construction of four to eight-membered heterocyclic compounds containing nitrogen, oxygen and sulphur atoms through phosphine-catalyzed intramolecular annulations and intermolecular [2+2], [3+2], [4+1], [3+1+1], [5+1], [4+2], [2+2+2], [3+3], [4+3] and [3+2+3] annulations of electron-deficient alkenes, allenes, alkynes and Morita-Baylis-Hillman carbonates.
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Affiliation(s)
- Yifan Huang
- Department of Chemistry and Innovation Center of Pesticide Research, China Agricultural University, Beijing 100193, China.
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11
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Jethava KP, Fine J, Chen Y, Hossain A, Chopra G. Accelerated Reactivity Mechanism and Interpretable Machine Learning Model of N-Sulfonylimines toward Fast Multicomponent Reactions. Org Lett 2020; 22:8480-8486. [PMID: 33074678 DOI: 10.1021/acs.orglett.0c03083] [Citation(s) in RCA: 15] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
We introduce chemical reactivity flowcharts to help chemists interpret reaction outcomes using statistically robust machine learning models trained on a small number of reactions. We developed fast N-sulfonylimine multicomponent reactions for understanding reactivity and to generate training data. Accelerated reactivity mechanisms were investigated using density functional theory. Intuitive chemical features learned by the model accurately predicted heterogeneous reactivity of N-sulfonylimine with different carboxylic acids. Validation of the predictions shows that reaction outcome interpretation is useful for human chemists.
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12
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Blank BR, Andrews IP, Kwon O. Phosphine-Catalyzed (4+1) Annulation: Rearrangement of Allenylic Carbamates to 3-Pyrrolines through Phosphonium Diene Intermediates. ChemCatChem 2020; 12:4352-4372. [PMID: 34447481 PMCID: PMC8386297 DOI: 10.1002/cctc.202000626] [Citation(s) in RCA: 7] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/12/2020] [Indexed: 01/02/2023]
Abstract
We have developed a phosphine-catalyzed (4+1) annulative rearrangement for the preparation of 3-pyrrolines from allenylic carbamates via phosphonium diene intermediates. We employed this methodology to synthesize an array of 1,3-disubstituted- and 1,2,3-trisubstituted-3-pyrrolines, including the often difficult to prepare 2-alkyl variants. A mechanistic investigation employing allenylic acetates and mononucleophiles unexpectedly unveiled that a phosphine-catalyzed (4+1) reaction for the construction of cyclopentene products, previously reported by Tong, might not occur through a phosphonium diene, as had been proposed, but rather through multiple mechanisms working in concert. Consequently, our phosphine-catalyzed rearrangement is most likely the first transformation to involve the unequivocal formation of a phosphonium diene intermediate along the reaction pathway. To demonstrate the synthetic utility of this newly developed reaction, we have completed concise formal syntheses of the pyrrolizidine alkaloids (±)-trachelanthamidine and (±)-supinidine.
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Affiliation(s)
- Brian R Blank
- Department of Chemistry and Biochemistry, University of California, Los Angeles, 607 Charles E. Young Drive East, Los Angeles, California, 90095-1569 (USA)
| | - Ian P Andrews
- Department of Chemistry and Biochemistry, University of California, Los Angeles, 607 Charles E. Young Drive East, Los Angeles, California, 90095-1569 (USA)
| | - Ohyun Kwon
- Department of Chemistry and Biochemistry, University of California, Los Angeles, 607 Charles E. Young Drive East, Los Angeles, California, 90095-1569 (USA)
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13
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Takizawa S. Organocatalytic Synthesis of Highly Functionalized Heterocycles by Enantioselective aza-Morita-Baylis-Hillman-Type Domino Reactions. Chem Pharm Bull (Tokyo) 2020; 68:299-315. [PMID: 32238648 DOI: 10.1248/cpb.c19-00900] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
Organocatalytic enantioselective domino reactions are an extremely attractive methodology, as their use enables the construction of complex chiral skeletons from readily available starting materials in two or more steps by a single operation under mild reaction conditions. Thus, these reactions can save both the quantity of chemicals and length of time typically required for the isolation and/or purification of synthetic intermediates. Additionally, no metal contamination of the products occurs, given that organocatalysts include no expensive or toxic metals. The aza-Morita-Baylis-Hillman (aza-MBH) reaction is an atom-economical carbon-carbon bond-forming reaction between α,β-unsaturated carbonyl compounds and imines mediated by Lewis base (LB) catalysts, such as nucleophilic phosphines and amines. aza-MBH products are functionalized chiral β-amino acid derivatives that are highly valuable as pharmaceutical raw materials. Although various enantioselective aza-MBH processes have been investigated, very few studies of aza-MBH-type domino reactions have been reported due to the complexity of the aza-MBH process, which involves a Michael/Mannich/H-transfer/β-elimination sequence. Accordingly, in this review article, our recent efforts in the development of enantioselective domino reactions initiated by MBH processes are described. In the domino reactions, chiral organocatalysts bearing Brønsted acid (BA) and/or LB units impart synergistic activation to substrates, leading to the easy synthesis of highly functionalized heterocycles (some of which have tetrasubstituted and/or quaternary carbon stereocenters) in high yield and enantioselectivity.
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Affiliation(s)
- Shinobu Takizawa
- Department of Synthetic Organic Chemistry, Artificial Intelligence Research Center, The Institute of Scientific and Industrial Research, Osaka University
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14
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Cao ZH, Wang YH, Kalita SJ, Schneider U, Huang YY. Phosphine-Catalyzed [4+1] Cycloadditions of Allenes with Methyl Ketimines, Enamines, and a Primary Amine. Angew Chem Int Ed Engl 2020; 59:1884-1890. [PMID: 31747102 DOI: 10.1002/anie.201912263] [Citation(s) in RCA: 21] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/25/2019] [Revised: 11/06/2019] [Indexed: 12/12/2022]
Abstract
Unprecedented phosphine-catalyzed [4+1] cycloadditions of allenyl imides have been discovered using various N-based substrates including methyl ketimines, enamines, and a primary amine. These transformations provide a one-pot access to cyclopentenoyl enamines and imines, or (chiral) γ-lactams through two geminal C-C bond or two C-N bond formations, respectively. Several P-based key intermediates including a 1,4-(bis)electrophilic α,β-unsaturated ketenyl phosphonium species have been detected by 31 P NMR and HRMS analyses, which shed light on the postulated catalytic cycle. The synthetic utility of this new chemistry has been demonstrated through a gram-scaling up of the catalytic reaction as well as regioselective hydrogenation and double condensation to form cyclopentanoyl enamines and fused pyrazole building blocks, respectively.
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Affiliation(s)
- Ze-Hun Cao
- Department of Chemistry, School of Chemistry, Chemical Engineering and Life Science, Wuhan University of Technology, Wuhan, 430070, China
| | - Yu-Hao Wang
- Department of Chemistry, School of Chemistry, Chemical Engineering and Life Science, Wuhan University of Technology, Wuhan, 430070, China
| | - Subarna Jyoti Kalita
- Department of Chemistry, School of Chemistry, Chemical Engineering and Life Science, Wuhan University of Technology, Wuhan, 430070, China
| | - Uwe Schneider
- EaStCHEM School of Chemistry, The University of Edinburgh, The King's Buildings, David Brewster Road, Edinburgh, EH9 3FJ, UK
| | - Yi-Yong Huang
- Department of Chemistry, School of Chemistry, Chemical Engineering and Life Science, Wuhan University of Technology, Wuhan, 430070, China
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15
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Cao Z, Wang Y, Kalita SJ, Schneider U, Huang Y. Phosphine‐Catalyzed [4+1] Cycloadditions of Allenes with Methyl Ketimines, Enamines, and a Primary Amine. Angew Chem Int Ed Engl 2020. [DOI: 10.1002/ange.201912263] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/28/2022]
Affiliation(s)
- Ze‐Hun Cao
- Department of ChemistrySchool of Chemistry, Chemical Engineering and Life ScienceWuhan University of Technology Wuhan 430070 China
| | - Yu‐Hao Wang
- Department of ChemistrySchool of Chemistry, Chemical Engineering and Life ScienceWuhan University of Technology Wuhan 430070 China
| | - Subarna Jyoti Kalita
- Department of ChemistrySchool of Chemistry, Chemical Engineering and Life ScienceWuhan University of Technology Wuhan 430070 China
| | - Uwe Schneider
- EaStCHEM School of ChemistryThe University of EdinburghThe King's Buildings David Brewster Road Edinburgh EH9 3FJ UK
| | - Yi‐Yong Huang
- Department of ChemistrySchool of Chemistry, Chemical Engineering and Life ScienceWuhan University of Technology Wuhan 430070 China
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16
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Abstract
The 1,3-dipolar cycloaddition reaction is a powerful and versatile strategy for
the synthesis of carbocyclic and heterocyclic five-membered rings. Herein, the most recent
developments on the [3+2] cycloaddition reactions using allenes acting either as dipolarophiles
or 1,3-dipole precursors, are highlighted. The recent contributions on the
phosphine- and transition metal-catalyzed [3+2] annulations involving allenes as substrates
are also covered, with the exception of those in which the formation of a 1,3-dipole
(or synthetic equivalent) is not invoked.
This review summarizes the most relevant research in which allenes are used as building
blocks for the construction of structurally diverse five-membered rings via [3+2] annulation
reactions.
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Affiliation(s)
- Ana L. Cardoso
- CQC and Department of Chemistry, University of Coimbra, 3004-535 Coimbra, Portugal
| | - Maria I.L. Soares
- CQC and Department of Chemistry, University of Coimbra, 3004-535 Coimbra, Portugal
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17
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Wu XY, Gui HZ, Jangra H, Wei Y, Zipse H, Shi M. Phosphine-catalyzed [3 + 2] annulation of 2-aminoacrylates with allenoates and mechanistic studies. Catal Sci Technol 2020. [DOI: 10.1039/d0cy00092b] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A phosphine catalyzed formal [3 + 2] annulation was disclosed, affording 3-pyrrolines containing an amino quaternary stereogenic center in good to excellent yields. The catalytic mechanism was investigated by DFT and kinetic studies.
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Affiliation(s)
- Xiao-Yun Wu
- Key Laboratory for Advanced Materials and Institute of Fine Chemicals
- School of Chemistry & Molecular Engineering
- East China University of Science and Technology
- 200237 Shanghai
- China
| | - Hou-Ze Gui
- Key Laboratory for Advanced Materials and Institute of Fine Chemicals
- School of Chemistry & Molecular Engineering
- East China University of Science and Technology
- 200237 Shanghai
- China
| | - Harish Jangra
- Department Chemie
- Ludwig-Maximilians-Universität München
- 81377 München
- Germany
| | - Yin Wei
- State Key Laboratory of Organometallic Chemistry
- Center for Excellence in Molecular Synthesis
- University of Chinese Academy of Sciences
- Shanghai Institute of Organic Chemistry
- Chinese Academy of Sciences
| | - Hendrik Zipse
- Department Chemie
- Ludwig-Maximilians-Universität München
- 81377 München
- Germany
| | - Min Shi
- Key Laboratory for Advanced Materials and Institute of Fine Chemicals
- School of Chemistry & Molecular Engineering
- East China University of Science and Technology
- 200237 Shanghai
- China
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18
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Zimmermann S, Akbarzadeh M, Otte F, Strohmann C, Sankar MG, Ziegler S, Pahl A, Sievers S, Kumar K. A Scaffold-Diversity Synthesis of Biologically Intriguing Cyclic Sulfonamides. Chemistry 2019; 25:15498-15503. [PMID: 31518018 PMCID: PMC6916640 DOI: 10.1002/chem.201904175] [Citation(s) in RCA: 14] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/10/2019] [Indexed: 12/11/2022]
Abstract
A "branching-folding" synthetic strategy that affords a range of diverse cyclic benzo-sulfonamide scaffolds is presented. Whereas different annulation reactions on common ketimine substrates build the branching phase of the scaffold synthesis, a common hydrogenative ring-expansion method, facilitated by an increase of the ring-strain during the branching phase, led to sulfonamides bearing medium-sized rings in a folding pathway. Cell painting assay was successfully employed to identify tubulin targeting sulfonamides as novel mitotic inhibitors.
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Affiliation(s)
- Stefan Zimmermann
- Abteilung Chemische BiologieMax-Planck-Institut für Molekulare PhysiologieOtto-Hahn-Straße 1144227DortmundGermany
- Fakultät Chemie und Chemische BiologieTechnische Universität DortmundOtto-Hahn Str. 644227DortmundGermany
| | - Mohammad Akbarzadeh
- Abteilung Chemische BiologieMax-Planck-Institut für Molekulare PhysiologieOtto-Hahn-Straße 1144227DortmundGermany
| | - Felix Otte
- Fakultät Chemie und Chemische BiologieTechnische Universität DortmundOtto-Hahn Str. 644227DortmundGermany
| | - Carsten Strohmann
- Fakultät Chemie und Chemische BiologieTechnische Universität DortmundOtto-Hahn Str. 644227DortmundGermany
| | - Muthukumar Gomathi Sankar
- Abteilung Chemische BiologieMax-Planck-Institut für Molekulare PhysiologieOtto-Hahn-Straße 1144227DortmundGermany
| | - Slava Ziegler
- Abteilung Chemische BiologieMax-Planck-Institut für Molekulare PhysiologieOtto-Hahn-Straße 1144227DortmundGermany
| | - Axel Pahl
- Abteilung Chemische BiologieMax-Planck-Institut für Molekulare PhysiologieOtto-Hahn-Straße 1144227DortmundGermany
| | - Sonja Sievers
- Abteilung Chemische BiologieMax-Planck-Institut für Molekulare PhysiologieOtto-Hahn-Straße 1144227DortmundGermany
| | - Kamal Kumar
- Abteilung Chemische BiologieMax-Planck-Institut für Molekulare PhysiologieOtto-Hahn-Straße 1144227DortmundGermany
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19
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Shaikh AC, Kwon O. Discussion Addendum for: Phosphine-Catalyzed [3 + 2] Annulation: Synthesis of Ethyl 5-( tert-Butyl)-2-phenyl-1-tosyl-3-pyrroline-3-carboxylate. ORGANIC SYNTHESES; AN ANNUAL PUBLICATION OF SATISFACTORY METHODS FOR THE PREPARATION OF ORGANIC CHEMICALS 2019; 96:214-231. [PMID: 32675890 DOI: 10.15227/orgsyn.096.0214] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/19/2022]
Affiliation(s)
- Aslam C Shaikh
- Department of Chemistry and Biochemistry, University of California, Los Angeles, Los Angeles, California 90095-1569, United States
| | - Ohuyn Kwon
- Department of Chemistry and Biochemistry, University of California, Los Angeles, Los Angeles, California 90095-1569, United States
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20
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Abstract
The hallmark of nucleophilic phosphine catalysis is the initial nucleophilic addition of a phosphine to an electrophilic starting material, producing a reactive zwitterionic intermediate, generally under mild conditions. In this Review, we classify nucleophilic phosphine catalysis reactions in terms of their electrophilic components. In the majority of cases, these electrophiles possess carbon-carbon multiple bonds: alkenes (section 2), allenes (section 3), alkynes (section 4), and Morita-Baylis-Hillman (MBH) alcohol derivatives (MBHADs; section 5). Within each of these sections, the reactions are compiled based on the nature of the second starting material-nucleophiles, dinucleophiles, electrophiles, and electrophile-nucleophiles. Nucleophilic phosphine catalysis reactions that occur via the initial addition to starting materials that do not possess carbon-carbon multiple bonds are collated in section 6. Although not catalytic in the phosphine, the formation of ylides through the nucleophilic addition of phosphines to carbon-carbon multiple bond-containing compounds is intimately related to the catalysis and is discussed in section 7. Finally, section 8 compiles miscellaneous topics, including annulations of the Hüisgen zwitterion, phosphine-mediated reductions, iminophosphorane organocatalysis, and catalytic variants of classical phosphine oxide-generating reactions.
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Affiliation(s)
- Hongchao Guo
- Department of Applied Chemistry, China Agricultural University, Beijing 100193, P. R. China
| | - Yi Chiao Fan
- Department of Chemistry and Biochemistry, University of California, Los Angeles, 607 Charles E. Young Drive East, Los Angeles, CA 90095-1569, USA
| | - Zhanhu Sun
- Department of Applied Chemistry, China Agricultural University, Beijing 100193, P. R. China
| | - Yang Wu
- Department of Applied Chemistry, China Agricultural University, Beijing 100193, P. R. China
| | - Ohyun Kwon
- Department of Chemistry and Biochemistry, University of California, Los Angeles, 607 Charles E. Young Drive East, Los Angeles, CA 90095-1569, USA
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21
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Xi QZ, Gan ZJ, Li EQ, Duan Z. Brønsted Acid Tuned, Lewis Base Promoted [4 + 2] Annulation Reactions of Allenoates with Electron-Deficient Olefins. European J Org Chem 2018. [DOI: 10.1002/ejoc.201800917] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Qiu-Zhen Xi
- College of Chemistry and Molecular Engineering; Zhengzhou University; 450001 Zhengzhou P. R. China
| | - Zhen-Jie Gan
- College of Chemistry and Molecular Engineering; Zhengzhou University; 450001 Zhengzhou P. R. China
| | - Er-Qing Li
- College of Chemistry and Molecular Engineering; Zhengzhou University; 450001 Zhengzhou P. R. China
| | - Zheng Duan
- College of Chemistry and Molecular Engineering; Zhengzhou University; 450001 Zhengzhou P. R. China
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22
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Qin M, Tian Y, Guo X, Yuan X, Yang X, Chen B. I 2
/TBPB Mediated Oxidative Reaction to Construct of Imidazo[1,5-α]pyridines under Metal-Free Conditions. ASIAN J ORG CHEM 2018. [DOI: 10.1002/ajoc.201800285] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Affiliation(s)
- Mingda Qin
- State Key Laboratory of Applied Organic Chemistry; Lanzhou University; Lanzhou 730000 China
| | - Yuan Tian
- State Key Laboratory of Applied Organic Chemistry; Lanzhou University; Lanzhou 730000 China
| | - Xin Guo
- State Key Laboratory of Applied Organic Chemistry; Lanzhou University; Lanzhou 730000 China
| | - Xinglong Yuan
- State Key Laboratory of Applied Organic Chemistry; Lanzhou University; Lanzhou 730000 China
| | - Xueying Yang
- State Key Laboratory of Applied Organic Chemistry; Lanzhou University; Lanzhou 730000 China
| | - Baohua Chen
- State Key Laboratory of Applied Organic Chemistry; Lanzhou University; Lanzhou 730000 China
- Zhongwei High-tech Institute of Lanzhou University; Zhongwei Ningxia 755500 China
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23
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Saroha M, Meena K, Khurana JM. PPh
3
Mediated Stereoselective Synthesis of 4‐Fumarate Substituted 3‐AcylCoumarins: A Cascade Reaction of 3‐Acyl Coumarin with Alkyne Derivatives. ChemistrySelect 2018. [DOI: 10.1002/slct.201800693] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Affiliation(s)
- Mohit Saroha
- Department of ChemistryUniversity of Delhi Delhi-110007 India
| | - Kalawati Meena
- Department of ChemistryUniversity of Delhi Delhi-110007 India
- Department of ChemistryDyal Singh CollegeUniversity of Delhi Lodhi Road Delhi-110003 India
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24
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Pang S, Yang X, Cao ZH, Zhang YL, Zhao Y, Huang YY. Intermolecular [2 + 2] Cycloaddition/Isomerization of Allenyl Imides and Unactivated Imines for the Synthesis of 1-Azadienes Catalyzed by a Ni(ClO4)2·6H2O Lewis Acid. ACS Catal 2018. [DOI: 10.1021/acscatal.8b01454] [Citation(s) in RCA: 19] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Shuai Pang
- Department of Chemistry, School of Chemistry, Chemical Engineering and Life Science, Wuhan University of Technology, Wuhan 430070, China
| | - Xing Yang
- Department of Chemistry, School of Chemistry, Chemical Engineering and Life Science, Wuhan University of Technology, Wuhan 430070, China
| | - Ze-Hun Cao
- Department of Chemistry, School of Chemistry, Chemical Engineering and Life Science, Wuhan University of Technology, Wuhan 430070, China
| | - Yu-Long Zhang
- Department of Chemistry, School of Chemistry, Chemical Engineering and Life Science, Wuhan University of Technology, Wuhan 430070, China
| | - Yan Zhao
- State Key Laboratory of Silicate Materials for Architectures, International School of Materials Science and Engineering, Wuhan University of Technology, Wuhan 430070, China
| | - Yi-Yong Huang
- Department of Chemistry, School of Chemistry, Chemical Engineering and Life Science, Wuhan University of Technology, Wuhan 430070, China
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25
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Zhang L, Yang W, Zhou L, Liu H, Huang J, Xiao Y, Guo H. Phosphine-Catalyzed Diastereoselective [3 + 3] Annulation of Morita-Baylis-Hillman Carbonates with C
,N
-Cyclic Azomethine Imines. J Heterocycl Chem 2017. [DOI: 10.1002/jhet.2958] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Affiliation(s)
- Lei Zhang
- Department of Applied Chemistry; China Agricultural University; Beijing 100193 People's Republic of China
| | - Wenjun Yang
- Department of Applied Chemistry; China Agricultural University; Beijing 100193 People's Republic of China
| | - Leijie Zhou
- Department of Applied Chemistry; China Agricultural University; Beijing 100193 People's Republic of China
| | - Honglei Liu
- Department of Applied Chemistry; China Agricultural University; Beijing 100193 People's Republic of China
| | - Jiaxing Huang
- Department of Applied Chemistry; China Agricultural University; Beijing 100193 People's Republic of China
| | - Yumei Xiao
- Department of Applied Chemistry; China Agricultural University; Beijing 100193 People's Republic of China
| | - Hongchao Guo
- Department of Applied Chemistry; China Agricultural University; Beijing 100193 People's Republic of China
- Key Laboratory of Green Pesticide and Agricultural Bioengineering, Ministry of Education; Guizhou University; Guiyang 550025 China
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26
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Reddy KN, Rao MVK, Sridhar B, Reddy BVS. PdII
-Catalyzed Spiroannulation of Cyclic N
-Sulfonyl Ketimines with Aryl Iodides through C-H Bond Activation. European J Org Chem 2017. [DOI: 10.1002/ejoc.201700569] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/16/2023]
Affiliation(s)
- K. Nagarjuna Reddy
- Centre for Semiochemicals; CSIR-Indian Institute of Chemical Technology; 500007 Hyderabad India
| | - M. V. Krishna Rao
- Centre for Semiochemicals; CSIR-Indian Institute of Chemical Technology; 500007 Hyderabad India
| | - B. Sridhar
- Laboratory of X-ray Crystallography; CSIR-Indian Institute of Chemical Technology; 500007 Hyderabad India
| | - B. V. Subba Reddy
- Centre for Semiochemicals; CSIR-Indian Institute of Chemical Technology; 500007 Hyderabad India
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27
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An Q, Liu D, Shen J, Liu Y, Zhang W. The Construction of Chiral Fused Azabicycles Using a Pd-Catalyzed Allylic Substitution Cascade and Asymmetric Desymmetrization Strategy. Org Lett 2016; 19:238-241. [DOI: 10.1021/acs.orglett.6b03529] [Citation(s) in RCA: 25] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Affiliation(s)
- Qianjin An
- School
of Pharmacy and ‡School of Chemistry and Chemical Engineering, Shanghai Jiao Tong University, 800 Dongchuan Road, Shanghai 200240, P. R. China
| | - Delong Liu
- School
of Pharmacy and ‡School of Chemistry and Chemical Engineering, Shanghai Jiao Tong University, 800 Dongchuan Road, Shanghai 200240, P. R. China
| | - Jiefeng Shen
- School
of Pharmacy and ‡School of Chemistry and Chemical Engineering, Shanghai Jiao Tong University, 800 Dongchuan Road, Shanghai 200240, P. R. China
| | - Yangang Liu
- School
of Pharmacy and ‡School of Chemistry and Chemical Engineering, Shanghai Jiao Tong University, 800 Dongchuan Road, Shanghai 200240, P. R. China
| | - Wanbin Zhang
- School
of Pharmacy and ‡School of Chemistry and Chemical Engineering, Shanghai Jiao Tong University, 800 Dongchuan Road, Shanghai 200240, P. R. China
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28
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Han X, Chan WL, Yao W, Wang Y, Lu Y. Phosphine-mediated Highly Enantioselective Spirocyclization with Ketimines as Substrates. Angew Chem Int Ed Engl 2016. [DOI: 10.1002/ange.201600453] [Citation(s) in RCA: 51] [Impact Index Per Article: 6.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
Affiliation(s)
- Xiaoyu Han
- Zhejiang Provincial Key Laboratory for Chemical & Biological Processing Technology of Farm Products, School of Biological and Chemical Engineering/School of Light Industry; Zhejiang University of Science and Technology; No. 318 Liuhe Road Hangzhou 310023 China
| | - Wai-Lun Chan
- Department of Chemistry; National University of Singapore (NUS); 3 Science Drive 3 Singapore 117543 Singapore
| | - Weijun Yao
- Department of Chemistry; National University of Singapore (NUS); 3 Science Drive 3 Singapore 117543 Singapore
| | - Yongjiang Wang
- Zhejiang Provincial Key Laboratory for Chemical & Biological Processing Technology of Farm Products, School of Biological and Chemical Engineering/School of Light Industry; Zhejiang University of Science and Technology; No. 318 Liuhe Road Hangzhou 310023 China
| | - Yixin Lu
- Department of Chemistry; National University of Singapore (NUS); 3 Science Drive 3 Singapore 117543 Singapore
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29
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Han X, Chan WL, Yao W, Wang Y, Lu Y. Phosphine-mediated Highly Enantioselective Spirocyclization with Ketimines as Substrates. Angew Chem Int Ed Engl 2016; 55:6492-6. [DOI: 10.1002/anie.201600453] [Citation(s) in RCA: 134] [Impact Index Per Article: 16.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/15/2016] [Revised: 02/18/2016] [Indexed: 11/11/2022]
Affiliation(s)
- Xiaoyu Han
- Zhejiang Provincial Key Laboratory for Chemical & Biological Processing Technology of Farm Products, School of Biological and Chemical Engineering/School of Light Industry; Zhejiang University of Science and Technology; No. 318 Liuhe Road Hangzhou 310023 China
| | - Wai-Lun Chan
- Department of Chemistry; National University of Singapore (NUS); 3 Science Drive 3 Singapore 117543 Singapore
| | - Weijun Yao
- Department of Chemistry; National University of Singapore (NUS); 3 Science Drive 3 Singapore 117543 Singapore
| | - Yongjiang Wang
- Zhejiang Provincial Key Laboratory for Chemical & Biological Processing Technology of Farm Products, School of Biological and Chemical Engineering/School of Light Industry; Zhejiang University of Science and Technology; No. 318 Liuhe Road Hangzhou 310023 China
| | - Yixin Lu
- Department of Chemistry; National University of Singapore (NUS); 3 Science Drive 3 Singapore 117543 Singapore
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30
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Li Y, Du S, Du Z, Chen C. A theoretical study of DABCO and PPh3 catalyzed annulations of allenoates with azodicarboxylate. RSC Adv 2016. [DOI: 10.1039/c6ra19308k] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
Previous experiments have shown that DABCO-catalyzed annulation of 2,3-butadienoate and diethylazodicarboxylate leads to 1,2-diazetidine (reaction (1)), whereas PPh3-catalyzed 2-benzyl-2,3-butadienoate and diethylazodicarboxylate gives pyrazoline (reaction (2)).
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Affiliation(s)
- Yan Li
- School of Petroleum and Chemical Engineering
- Dalian University of Technology
- Panjin
- China
| | - Shiwen Du
- School of Petroleum and Chemical Engineering
- Dalian University of Technology
- Panjin
- China
| | - Zheng Du
- National Supercomputing Center in Shenzhen (Shenzhen Cloud Computing Center)
- Shenzhen
- China
| | - Congmei Chen
- National Supercomputing Center in Shenzhen (Shenzhen Cloud Computing Center)
- Shenzhen
- China
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31
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Yuan C, Zhou L, Sun Z, Guo H. Phosphine-catalyzed [3 + 2] cycloaddition of phthalazinium dicyanomethanides with allenoates: highly efficient synthesis of 1,2,3,10b-tetrahydropyrrolo[2,1-a]phthalazine derivatives. RSC Adv 2016. [DOI: 10.1039/c6ra13643e] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
The phosphine-catalyzed [3 + 2] cycloaddition has been achieved at room temperature, providing novel heterocyclic compounds, 1,2,3,10b-tetrahydropyrrolo[2,1-a]phthalazine derivatives, as single (Z)-isomers in excellent yields (88–99% yield).
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Affiliation(s)
- Chunhao Yuan
- Department of Applied Chemistry
- China Agricultural University
- Beijing 100193
- China
| | - Leijie Zhou
- Department of Applied Chemistry
- China Agricultural University
- Beijing 100193
- China
| | - Zhanhu Sun
- Department of Applied Chemistry
- China Agricultural University
- Beijing 100193
- China
| | - Hongchao Guo
- Department of Applied Chemistry
- China Agricultural University
- Beijing 100193
- China
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32
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Ramachary DB, Krishna PM, Reddy TP. Stereoselective synthesis of cyclopentanone-fused benzosultams through Tomita zipper cyclization. Org Biomol Chem 2016; 14:6413-6. [DOI: 10.1039/c6ob01096b] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Herein, we present a intermolecular version of Tomita zipper-cyclization (TZC) reaction for the synthesis of drug-like cyclopentanone-fused benzosultams from the ynones and cyclic N-sulfonyl α-iminoesters through an organophosphine-catalysis.
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33
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Rainoldi G, Faltracco M, Lo Presti L, Silvani A, Lesma G. Highly diastereoselective entry into chiral spirooxindole-based 4-methyleneazetidines via formal [2+2] annulation reaction. Chem Commun (Camb) 2016; 52:11575-8. [DOI: 10.1039/c6cc05838h] [Citation(s) in RCA: 29] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Abstract
We describe here a diastereoselective, DABCO-catalyzed reaction of allenoates with chiral N-tert-butanesulfinyl ketimines derived from isatin.
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Affiliation(s)
- G. Rainoldi
- Dipartimento di Chimica
- Università degli Studi di Milano
- Milano
- Italy
| | - M. Faltracco
- Dipartimento di Chimica
- Università degli Studi di Milano
- Milano
- Italy
| | - L. Lo Presti
- Dipartimento di Chimica
- Università degli Studi di Milano
- Milano
- Italy
| | - A. Silvani
- Dipartimento di Chimica
- Università degli Studi di Milano
- Milano
- Italy
| | - G. Lesma
- Dipartimento di Chimica
- Università degli Studi di Milano
- Milano
- Italy
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34
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Zhao HW, Chen XQ, Pang HL, Tian T, Li B, Song XQ, Meng W, Yang Z, Zhao YD, Liu YY. Diastereoselective synthesis of highly functionalized polycyclic benzosultams via tandem cyclisations of cyclic N-sulfonylimines with in situ generated Huisgen 1,4-dipoles. RSC Adv 2016. [DOI: 10.1039/c6ra12771a] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/23/2023] Open
Abstract
The tandem cycloadditions of cyclic N-sulfonylimines with in situ generated Huisgen 1,4-dipoles underwent readily, and delivered 1,2,3,4-tetrahydropyrimidine-fused benzosultams in acceptable chemical yields with excellent diastereoselectivities.
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Affiliation(s)
- Hong-Wu Zhao
- College of Life Science and Bio-engineering
- Beijing University of Technology
- Beijing 100124
- P. R. China
| | - Xiao-Qin Chen
- College of Life Science and Bio-engineering
- Beijing University of Technology
- Beijing 100124
- P. R. China
| | - Hai-Liang Pang
- College of Life Science and Bio-engineering
- Beijing University of Technology
- Beijing 100124
- P. R. China
| | - Ting Tian
- College of Life Science and Bio-engineering
- Beijing University of Technology
- Beijing 100124
- P. R. China
| | - Bo Li
- College of Life Science and Bio-engineering
- Beijing University of Technology
- Beijing 100124
- P. R. China
| | - Xiu-Qing Song
- College of Life Science and Bio-engineering
- Beijing University of Technology
- Beijing 100124
- P. R. China
| | - Wei Meng
- College of Life Science and Bio-engineering
- Beijing University of Technology
- Beijing 100124
- P. R. China
| | - Zhao Yang
- College of Life Science and Bio-engineering
- Beijing University of Technology
- Beijing 100124
- P. R. China
| | - Yu-Di Zhao
- College of Life Science and Bio-engineering
- Beijing University of Technology
- Beijing 100124
- P. R. China
| | - Yue-Yang Liu
- College of Life Science and Bio-engineering
- Beijing University of Technology
- Beijing 100124
- P. R. China
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35
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Takizawa S, Kishi K, Yoshida Y, Mader S, Arteaga FA, Lee S, Hoshino M, Rueping M, Fujita M, Sasai H. Phosphine-Catalyzed β,γ-Umpolung Domino Reaction of Allenic Esters: Facile Synthesis of Tetrahydrobenzofuranones Bearing a Chiral Tetrasubstituted Stereogenic Carbon Center. Angew Chem Int Ed Engl 2015. [DOI: 10.1002/ange.201508022] [Citation(s) in RCA: 40] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/11/2023]
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36
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Takizawa S, Kishi K, Yoshida Y, Mader S, Arteaga FA, Lee S, Hoshino M, Rueping M, Fujita M, Sasai H. Phosphine‐Catalyzed β,γ‐Umpolung Domino Reaction of Allenic Esters: Facile Synthesis of Tetrahydrobenzofuranones Bearing a Chiral Tetrasubstituted Stereogenic Carbon Center. Angew Chem Int Ed Engl 2015; 54:15511-5. [DOI: 10.1002/anie.201508022] [Citation(s) in RCA: 99] [Impact Index Per Article: 11.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/27/2015] [Indexed: 11/10/2022]
Affiliation(s)
- Shinobu Takizawa
- The Institute of Scientific and Industrial Research (ISIR), Osaka University, Mihogaoka, Ibaraki‐shi, Osaka 567‐0047 (Japan) http://www.sanken.osaka‐u.ac.jp/labs/soc/socmain.html
| | - Kenta Kishi
- The Institute of Scientific and Industrial Research (ISIR), Osaka University, Mihogaoka, Ibaraki‐shi, Osaka 567‐0047 (Japan) http://www.sanken.osaka‐u.ac.jp/labs/soc/socmain.html
| | - Yasushi Yoshida
- The Institute of Scientific and Industrial Research (ISIR), Osaka University, Mihogaoka, Ibaraki‐shi, Osaka 567‐0047 (Japan) http://www.sanken.osaka‐u.ac.jp/labs/soc/socmain.html
| | - Steffen Mader
- Institute of Organic Chemistry, RWTH Aachen University, Landoltweg 1, 52074 Aachen (Germany)
| | - Fernando Arteaga Arteaga
- The Institute of Scientific and Industrial Research (ISIR), Osaka University, Mihogaoka, Ibaraki‐shi, Osaka 567‐0047 (Japan) http://www.sanken.osaka‐u.ac.jp/labs/soc/socmain.html
| | - Shoukou Lee
- Department of Applied Chemistry, School of Engineering, The University of Tokyo, Tokyo 113‐8656 (Japan)
| | - Manabu Hoshino
- Department of Applied Chemistry, School of Engineering, The University of Tokyo, Tokyo 113‐8656 (Japan)
| | - Magnus Rueping
- Institute of Organic Chemistry, RWTH Aachen University, Landoltweg 1, 52074 Aachen (Germany)
| | - Makoto Fujita
- Department of Applied Chemistry, School of Engineering, The University of Tokyo, Tokyo 113‐8656 (Japan)
| | - Hiroaki Sasai
- The Institute of Scientific and Industrial Research (ISIR), Osaka University, Mihogaoka, Ibaraki‐shi, Osaka 567‐0047 (Japan) http://www.sanken.osaka‐u.ac.jp/labs/soc/socmain.html
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37
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Xu S, Chen J, Shang J, Qing Z, Zhang J, Tang Y. Divergent amine-catalyzed [2+2] annulation of allenoates with azodicarboxylates: facile synthesis of 1,2-diazetidines. Tetrahedron Lett 2015. [DOI: 10.1016/j.tetlet.2015.09.151] [Citation(s) in RCA: 20] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
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38
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Fei J, Qian Q, Sun X, Gu X, Zou C, Ye J. Organocatalytic Enantioselective Formal [4 + 2] Cycloaddition of Enones with Cyclic N-Sulfonylimines and Methylene Chromene for Chiral Spirocyclic Compounds. Org Lett 2015; 17:5296-9. [DOI: 10.1021/acs.orglett.5b02667] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Jie Fei
- Engineering
Research Center of Pharmaceutical Process Chemistry, Ministry of Education,
School of Pharmacy, East China University of Science and Technology, 130 Meilong Road, Shanghai 200237, China
| | - Qingqing Qian
- Engineering
Research Center of Pharmaceutical Process Chemistry, Ministry of Education,
School of Pharmacy, East China University of Science and Technology, 130 Meilong Road, Shanghai 200237, China
| | - Xiaohua Sun
- Engineering
Research Center of Pharmaceutical Process Chemistry, Ministry of Education,
School of Pharmacy, East China University of Science and Technology, 130 Meilong Road, Shanghai 200237, China
| | - Xiaodong Gu
- Engineering
Research Center of Pharmaceutical Process Chemistry, Ministry of Education,
School of Pharmacy, East China University of Science and Technology, 130 Meilong Road, Shanghai 200237, China
| | - Chuncheng Zou
- Engineering
Research Center of Pharmaceutical Process Chemistry, Ministry of Education,
School of Pharmacy, East China University of Science and Technology, 130 Meilong Road, Shanghai 200237, China
| | - Jinxing Ye
- Engineering
Research Center of Pharmaceutical Process Chemistry, Ministry of Education,
School of Pharmacy, East China University of Science and Technology, 130 Meilong Road, Shanghai 200237, China
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39
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Zhang K, Cai L, Jiang X, Garcia-Garibay MA, Kwon O. Phosphine-Mediated Iterative Arene Homologation Using Allenes. J Am Chem Soc 2015; 137:11258-61. [PMID: 26295504 PMCID: PMC4915745 DOI: 10.1021/jacs.5b07403] [Citation(s) in RCA: 38] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
Abstract
A PPh3-mediated multicomponent reaction between o-phthalaldehydes, nucleophiles, and monosubstituted allenes furnishes functionalized non-C2-symmetric naphthalenes in synthetically useful yields. When the o-phthalaldehydes were reacted with 1,3-disubstituted allenes in the presence of PPh2Et, naphthalene derivatives were also obtained in up to quantitative yields. The mechanism of the latter transformation is straightforward: aldol addition followed by Wittig olefination and dehydration. The mechanism of the former is a tandem γ-umpolung/aldol/Wittig/dehydration process, as established by preparation of putative reaction intermediates and mass spectrometric analysis. This transformation can be applied iteratively to prepare anthracenes and tetracenes using carboxylic acids as pronucleophiles.
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Affiliation(s)
- Kui Zhang
- Department of Chemistry and Biochemistry, University of California, Los Angeles, California 90095-1569, United States
| | - Lingchao Cai
- Department of Chemistry and Biochemistry, University of California, Los Angeles, California 90095-1569, United States
| | - Xing Jiang
- Department of Chemistry and Biochemistry, University of California, Los Angeles, California 90095-1569, United States
| | - Miguel A. Garcia-Garibay
- Department of Chemistry and Biochemistry, University of California, Los Angeles, California 90095-1569, United States
| | - Ohyun Kwon
- Department of Chemistry and Biochemistry, University of California, Los Angeles, California 90095-1569, United States
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40
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Kumari ALS, Swamy KCK. Divergence in the Reactivity between Amine- and Phosphine-Catalyzed Cycloaddition Reactions of Allenoates with Enynals: One-Pot Gold-Catalyzed Synthesis of Trisubstituted Benzofurans from the [3 + 2] Cycloadduct via 1,2-Alkyl Migration and Dehydrogenation. J Org Chem 2015; 80:4084-96. [DOI: 10.1021/acs.joc.5b00415] [Citation(s) in RCA: 52] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Affiliation(s)
- A. Leela Siva Kumari
- School of Chemistry, University of Hyderabad, Hyderabad 500 046, Telangana, India
| | - K. C. Kumara Swamy
- School of Chemistry, University of Hyderabad, Hyderabad 500 046, Telangana, India
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41
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Nakamura S, Sano M, Toda A, Nakane D, Masuda H. Organocatalytic Enantioselective Decarboxylative Reaction of Malonic Acid Half Thioesters with CyclicN-Sulfonyl Ketimines by UsingN-Heteroarenesulfonyl Cinchona Alkaloid Amides. Chemistry 2015; 21:3929-32. [DOI: 10.1002/chem.201406270] [Citation(s) in RCA: 73] [Impact Index Per Article: 8.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/28/2014] [Indexed: 11/09/2022]
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42
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Chen R, Xu S, Fan X, Li H, Tang Y, He Z. Construction of dispirocyclohexanes via amine-catalyzed [2 + 2 + 2] annulations of Morita–Baylis–Hillman acetates with exocyclic alkenes. Org Biomol Chem 2015; 13:398-408. [DOI: 10.1039/c4ob01927j] [Citation(s) in RCA: 29] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Divergent amine-catalyzed [2 + 2 + 2] annulations of Morita–Baylis–Hillman acetates with exocyclic alkenes were developed for the convergent construction of multistereogenic dispirocyclohexanes.
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Affiliation(s)
- Rongshun Chen
- The State Key Laboratory of Elemento-Organic Chemistry
- Nankai University
- Collaborative Innovation Center of Chemical Science and Engineering (Tianjin)
- Tianjin 300071
- P. R. China
| | - Silong Xu
- Department of Chemistry
- School of Science
- Xi'an Jiaotong University
- Xi'an 710049
- P. R. China
| | - Xia Fan
- The State Key Laboratory of Elemento-Organic Chemistry
- Nankai University
- Collaborative Innovation Center of Chemical Science and Engineering (Tianjin)
- Tianjin 300071
- P. R. China
| | - Hanyuan Li
- The State Key Laboratory of Elemento-Organic Chemistry
- Nankai University
- Collaborative Innovation Center of Chemical Science and Engineering (Tianjin)
- Tianjin 300071
- P. R. China
| | - Yuhai Tang
- Department of Chemistry
- School of Science
- Xi'an Jiaotong University
- Xi'an 710049
- P. R. China
| | - Zhengjie He
- The State Key Laboratory of Elemento-Organic Chemistry
- Nankai University
- Collaborative Innovation Center of Chemical Science and Engineering (Tianjin)
- Tianjin 300071
- P. R. China
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43
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Jose A, Jayakrishnan AJ, Seetha Lakshmi KC, Varughese S, Nair V. Phosphine-mediated reaction of 3-methyl allenoate and isatins: a protocol for the synthesis of spirofuran oxindoles. Org Biomol Chem 2015; 13:3589-92. [DOI: 10.1039/c5ob00123d] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/10/2023]
Abstract
A facile synthesis of spirofuran oxindoles via phosphine-mediated reaction of 3-alkyl allenoate with isatins is presented.
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Affiliation(s)
- Anu Jose
- Chemical Science and Technology Division
- CSIR-National Institute for Interdisciplinary Science and Technology (CSIR-NIIST)
- Trivandrum 695 019
- India
| | - A. J. Jayakrishnan
- Chemical Science and Technology Division
- CSIR-National Institute for Interdisciplinary Science and Technology (CSIR-NIIST)
- Trivandrum 695 019
- India
| | - K. C. Seetha Lakshmi
- Chemical Science and Technology Division
- CSIR-National Institute for Interdisciplinary Science and Technology (CSIR-NIIST)
- Trivandrum 695 019
- India
| | - Sunil Varughese
- Chemical Science and Technology Division
- CSIR-National Institute for Interdisciplinary Science and Technology (CSIR-NIIST)
- Trivandrum 695 019
- India
| | - Vijay Nair
- Chemical Science and Technology Division
- CSIR-National Institute for Interdisciplinary Science and Technology (CSIR-NIIST)
- Trivandrum 695 019
- India
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44
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Yoshida M, Mizuguchi T, Namba K. One-Pot Synthesis of Tri- and Tetrasubstituted Pyridines by Sequential Ring-Opening/Cyclization/Oxidation of N-Arylmethyl 3-Aziridinylpropiolate Esters. Angew Chem Int Ed Engl 2014. [DOI: 10.1002/ange.201409015] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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45
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Yoshida M, Mizuguchi T, Namba K. One-Pot Synthesis of Tri- and Tetrasubstituted Pyridines by Sequential Ring-Opening/Cyclization/Oxidation of N-Arylmethyl 3-Aziridinylpropiolate Esters. Angew Chem Int Ed Engl 2014; 53:14550-4. [DOI: 10.1002/anie.201409015] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/11/2014] [Indexed: 01/04/2023]
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46
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Huang GT, Lankau T, Yu CH. A computational study of the activation of allenoates by Lewis bases and the reactivity of intermediate adducts. Org Biomol Chem 2014; 12:7297-309. [DOI: 10.1039/c4ob01177e] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
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47
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Yang LJ, Li S, Wang S, Nie J, Ma JA. Nucleophilic Lewis Base Dependent Addition Reactions of Allenoates with Trifluoromethylated Cyclic Ketimines. J Org Chem 2014; 79:3547-58. [DOI: 10.1021/jo500356t] [Citation(s) in RCA: 37] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/18/2023]
Affiliation(s)
- Li-Jun Yang
- Department
of Chemistry, Key Laboratory of Systems Bioengineering (The Ministry
of Education), Tianjin University, Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin 300072, People’s Republic of China
| | - Shen Li
- Department
of Chemistry, Key Laboratory of Systems Bioengineering (The Ministry
of Education), Tianjin University, Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin 300072, People’s Republic of China
| | - Shuai Wang
- Department
of Chemistry, Key Laboratory of Systems Bioengineering (The Ministry
of Education), Tianjin University, Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin 300072, People’s Republic of China
| | - Jing Nie
- Department
of Chemistry, Key Laboratory of Systems Bioengineering (The Ministry
of Education), Tianjin University, Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin 300072, People’s Republic of China
| | - Jun-An Ma
- Department
of Chemistry, Key Laboratory of Systems Bioengineering (The Ministry
of Education), Tianjin University, Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Tianjin 300072, People’s Republic of China
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48
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Takizawa S, Rémond E, Arteaga FA, Yoshida Y, Sridharan V, Bayardon J, Jugé S, Sasai H. P-chirogenic organocatalysts: application to the aza-Morita-Baylis-Hillman (aza-MBH) reaction of ketimines. Chem Commun (Camb) 2014; 49:8392-4. [PMID: 23939137 DOI: 10.1039/c3cc44549f] [Citation(s) in RCA: 73] [Impact Index Per Article: 7.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
The P-chirogenic organocatalysts were found to promote the enantioselective aza-Morita-Baylis-Hillman reaction of ketimines derived from acyclic α-keto esters. In the P-chirogenic organocatalyzed aza-MBH reactions, α,α-disubstituted α-amino acid derivatives were obtained in high yields with high enantioselectivities (up to 97% ee).
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Affiliation(s)
- Shinobu Takizawa
- The Institute of Scientific and Industrial Research (ISIR), Osaka University, Mihogaoka, Ibaraki-shi, Osaka 567-0047, Japan.
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49
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Takizawa S, Arteaga FA, Yoshida Y, Suzuki M, Sasai H. Enantioselective Organocatalyzed Formal [4+2] Cycloaddition of Ketimines with Allenoates: Easy Access to a Tetrahydropyridine Framework with a Chiral Tetrasubstituted Stereogenic Carbon Center. ASIAN J ORG CHEM 2014. [DOI: 10.1002/ajoc.201300244] [Citation(s) in RCA: 51] [Impact Index Per Article: 5.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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50
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Soriano E, Fernández I. Allenes and computational chemistry: from bonding situations to reaction mechanisms. Chem Soc Rev 2014; 43:3041-105. [DOI: 10.1039/c3cs60457h] [Citation(s) in RCA: 140] [Impact Index Per Article: 14.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
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