51
|
Hemric BN, Chen AW, Wang Q. Copper-Catalyzed Modular Amino Oxygenation of Alkenes: Access to Diverse 1,2-Amino Oxygen-Containing Skeletons. J Org Chem 2019; 84:1468-1488. [PMID: 30588808 DOI: 10.1021/acs.joc.8b02885] [Citation(s) in RCA: 36] [Impact Index Per Article: 7.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
Copper-catalyzed alkene amino oxygenation reactions using O-acylhydroxylamines have been achieved for a rapid and modular access to diverse 1,2-amino oxygen-containing molecules. This transformation is applicable to the use of alcohols, carbonyls, oximes, and thio-carboxylic acids as nucleophiles on both terminal and internal alkenes. Mild reaction conditions tolerate a wide range of functional groups, including ether, ester, amide, carbamate, and halide. The reaction protocol allows for starting with free amines as the precursor of O-benzoylhydroxylamines to eliminate their isolation and purification, contributing to broader synthetic utilities. Mechanistic investigations reveal the amino oxygenation reactions may involve distinct pathways, depending on different oxygen nucleophiles.
Collapse
Affiliation(s)
- Brett N Hemric
- Department of Chemistry , Duke University , Durham , North Carolina 27708 , United States
| | - Andy W Chen
- Department of Chemistry , Duke University , Durham , North Carolina 27708 , United States
| | - Qiu Wang
- Department of Chemistry , Duke University , Durham , North Carolina 27708 , United States
| |
Collapse
|
52
|
Bi S, Wang Y, Jiang YY, Liu Y. Theoretical study on the intramolecular oxyamination involved in Rh(III)-catalyzed cyclization of unsaturated alkoxyamines. J Organomet Chem 2019. [DOI: 10.1016/j.jorganchem.2018.11.019] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/23/2023]
|
53
|
Cho I, Prier CK, Jia Z, Zhang RK, Görbe T, Arnold FH. Enantioselective Aminohydroxylation of Styrenyl Olefins Catalyzed by an Engineered Hemoprotein. Angew Chem Int Ed Engl 2019. [DOI: 10.1002/ange.201812968] [Citation(s) in RCA: 21] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Affiliation(s)
- Inha Cho
- Division of Chemistry and Chemical Engineering MC 210-41 California Institute of Technology 1200 East California Blvd Pasadena CA 91125 USA
| | - Christopher K. Prier
- Division of Chemistry and Chemical Engineering MC 210-41 California Institute of Technology 1200 East California Blvd Pasadena CA 91125 USA
- Current address: Merck Research Laboratories, Merck & Co. P.O. Box 2000 Rahway NJ 07065 USA
| | - Zhi‐Jun Jia
- Division of Chemistry and Chemical Engineering MC 210-41 California Institute of Technology 1200 East California Blvd Pasadena CA 91125 USA
| | - Ruijie K. Zhang
- Division of Chemistry and Chemical Engineering MC 210-41 California Institute of Technology 1200 East California Blvd Pasadena CA 91125 USA
| | - Tamás Görbe
- Division of Chemistry and Chemical Engineering MC 210-41 California Institute of Technology 1200 East California Blvd Pasadena CA 91125 USA
- Current address: School of Engineering Sciences in Chemistry Biotechnology, and Health KTH Royal Institute of Technology, Science for Life Laboratory 23 Tomtebodavägen 17165 Solna Sweden
| | - Frances H. Arnold
- Division of Chemistry and Chemical Engineering MC 210-41 California Institute of Technology 1200 East California Blvd Pasadena CA 91125 USA
| |
Collapse
|
54
|
Cho I, Prier CK, Jia ZJ, Zhang RK, Görbe T, Arnold FH. Enantioselective Aminohydroxylation of Styrenyl Olefins Catalyzed by an Engineered Hemoprotein. Angew Chem Int Ed Engl 2019; 58:3138-3142. [PMID: 30600873 DOI: 10.1002/anie.201812968] [Citation(s) in RCA: 86] [Impact Index Per Article: 17.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/12/2018] [Indexed: 12/14/2022]
Abstract
Chiral 1,2-amino alcohols are widely represented in biologically active compounds from neurotransmitters to antivirals. While many synthetic methods have been developed for accessing amino alcohols, the direct aminohydroxylation of alkenes to unprotected, enantioenriched amino alcohols remains a challenge. Using directed evolution, we have engineered a hemoprotein biocatalyst based on a thermostable cytochrome c that directly transforms alkenes to amino alcohols with high enantioselectivity (up to 2500 TTN and 90 % ee) under anaerobic conditions with O-pivaloylhydroxylamine as an aminating reagent. The reaction is proposed to proceed via a reactive iron-nitrogen species generated in the enzyme active site, enabling tuning of the catalyst's activity and selectivity by protein engineering.
Collapse
Affiliation(s)
- Inha Cho
- Division of Chemistry and Chemical Engineering MC 210-41, California Institute of Technology, 1200 East California Blvd, Pasadena, CA, 91125, USA
| | - Christopher K Prier
- Division of Chemistry and Chemical Engineering MC 210-41, California Institute of Technology, 1200 East California Blvd, Pasadena, CA, 91125, USA.,Current address: Merck Research Laboratories, Merck & Co., P.O. Box 2000, Rahway, NJ, 07065, USA
| | - Zhi-Jun Jia
- Division of Chemistry and Chemical Engineering MC 210-41, California Institute of Technology, 1200 East California Blvd, Pasadena, CA, 91125, USA
| | - Ruijie K Zhang
- Division of Chemistry and Chemical Engineering MC 210-41, California Institute of Technology, 1200 East California Blvd, Pasadena, CA, 91125, USA
| | - Tamás Görbe
- Division of Chemistry and Chemical Engineering MC 210-41, California Institute of Technology, 1200 East California Blvd, Pasadena, CA, 91125, USA.,Current address: School of Engineering Sciences in Chemistry, Biotechnology, and Health, KTH Royal Institute of Technology, Science for Life Laboratory 23, Tomtebodavägen, 17165, Solna, Sweden
| | - Frances H Arnold
- Division of Chemistry and Chemical Engineering MC 210-41, California Institute of Technology, 1200 East California Blvd, Pasadena, CA, 91125, USA
| |
Collapse
|
55
|
Abstract
The first catalytic strategy to harness imidate radicals has been developed. This approach enables alkene difunctionalization of allyl alcohols by photocatalytic reduction of their oxime imidates. The ensuing imidate radicals undergo consecutive intra- and intermolecular reactions to afford (i) hydroamination, (ii) aminoalkylation, or (iii) aminoarylation, via three distinct radical mechanisms. The broad scope and utility of this catalytic method for imidate radical reactivity is presented, along with comparisons to other N-centered radicals and complementary, closed-shell imidate pathways.
Collapse
Affiliation(s)
- Kohki M Nakafuku
- Department of Chemistry and Biochemistry , The Ohio State University , Columbus , Ohio 43210 , United States
| | - Stacy C Fosu
- Department of Chemistry and Biochemistry , The Ohio State University , Columbus , Ohio 43210 , United States
| | - David A Nagib
- Department of Chemistry and Biochemistry , The Ohio State University , Columbus , Ohio 43210 , United States
| |
Collapse
|
56
|
Zhang Y, Dong X, Wu Y, Li G, Lu H. Visible-Light-Induced Intramolecular C(sp2)–H Amination and Aziridination of Azidoformates via a Triplet Nitrene Pathway. Org Lett 2018; 20:4838-4842. [DOI: 10.1021/acs.orglett.8b01980] [Citation(s) in RCA: 36] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Yipin Zhang
- Institute of Chemistry & BioMedical Sciences, Jiangsu Key Laboratory of Advanced Organic Materials, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China
| | - Xunqing Dong
- Institute of Chemistry & BioMedical Sciences, Jiangsu Key Laboratory of Advanced Organic Materials, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China
| | - Yanan Wu
- Institute of Chemistry & BioMedical Sciences, Jiangsu Key Laboratory of Advanced Organic Materials, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China
| | - Guigen Li
- Department of Chemistry and Biochemistry, Texas Tech University, Lubbock, Texas 79409-1061, United States
| | - Hongjian Lu
- Institute of Chemistry & BioMedical Sciences, Jiangsu Key Laboratory of Advanced Organic Materials, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China
| |
Collapse
|
57
|
Manick AD, Aubert S, Yalcouye B, Prangé T, Berhal F, Prestat G. Access to Functionalized Imidazolidin-2-one Derivatives by Iron-Catalyzed Oxyamination of Alkenes. Chemistry 2018; 24:11485-11492. [DOI: 10.1002/chem.201802190] [Citation(s) in RCA: 20] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/02/2018] [Indexed: 12/18/2022]
Affiliation(s)
- Anne-Doriane Manick
- Laboratoire de Chimie et Biochimie Pharmacologiques et Toxicologiques, UMR CNRS 8601; Université Paris Descartes; 45 rue des Saints Pères 75006 Paris France
| | - Sidonie Aubert
- Laboratoire de Chimie et Biochimie Pharmacologiques et Toxicologiques, UMR CNRS 8601; Université Paris Descartes; 45 rue des Saints Pères 75006 Paris France
| | - Boubacar Yalcouye
- Laboratoire de Chimie et Biochimie Pharmacologiques et Toxicologiques, UMR CNRS 8601; Université Paris Descartes; 45 rue des Saints Pères 75006 Paris France
| | - Thierry Prangé
- Laboratoire de Cristallographie et RMN Biologiques, UMR CNRS 8015; Université Paris Descartes; 4 avenue de l'Observatoire 75270 Paris France
| | - Farouk Berhal
- Laboratoire de Chimie et Biochimie Pharmacologiques et Toxicologiques, UMR CNRS 8601; Université Paris Descartes; 45 rue des Saints Pères 75006 Paris France
| | - Guillaume Prestat
- Laboratoire de Chimie et Biochimie Pharmacologiques et Toxicologiques, UMR CNRS 8601; Université Paris Descartes; 45 rue des Saints Pères 75006 Paris France
| |
Collapse
|
58
|
Liu RH, Wang ZQ, Wei BY, Zhang JW, Zhou B, Han B. Cu-Catalyzed Aminoacyloxylation of Unactivated Alkenes of Unsaturated Hydrazones with Manifold Carboxylic Acids toward Ester-Functionalized Pyrazolines. Org Lett 2018; 20:4183-4186. [DOI: 10.1021/acs.orglett.8b01507] [Citation(s) in RCA: 30] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
Affiliation(s)
- Rui-Hua Liu
- State Key Laboratory of Applied Organic Chemistry, College of Chemistry and Chemical Engineering, Lanzhou University, Lanzhou, 730000, PR China
| | - Zi-Qing Wang
- State Key Laboratory of Applied Organic Chemistry, College of Chemistry and Chemical Engineering, Lanzhou University, Lanzhou, 730000, PR China
| | - Bang-Yi Wei
- State Key Laboratory of Applied Organic Chemistry, College of Chemistry and Chemical Engineering, Lanzhou University, Lanzhou, 730000, PR China
| | - Jian-Wu Zhang
- State Key Laboratory of Applied Organic Chemistry, College of Chemistry and Chemical Engineering, Lanzhou University, Lanzhou, 730000, PR China
| | - Bo Zhou
- State Key Laboratory of Applied Organic Chemistry, College of Chemistry and Chemical Engineering, Lanzhou University, Lanzhou, 730000, PR China
| | - Bing Han
- State Key Laboratory of Applied Organic Chemistry, College of Chemistry and Chemical Engineering, Lanzhou University, Lanzhou, 730000, PR China
| |
Collapse
|
59
|
Zeng T, Liu Z, Schmidt MA, Eastgate MD, Engle KM. Directed, Palladium(II)-Catalyzed Intermolecular Aminohydroxylation of Alkenes Using a Mild Oxidation System. Org Lett 2018; 20:3853-3857. [PMID: 29888604 PMCID: PMC6039249 DOI: 10.1021/acs.orglett.8b01440] [Citation(s) in RCA: 36] [Impact Index Per Article: 6.0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
A palladium(II)-catalyzed β,γ-aminohydroxylation reaction of nonconjugated alkenyl carbonyl compounds has been developed. This reaction utilizes a cleavable bidentate directing group to achieve regioselective aminopalladation. The resulting chelation-stabilized alkylpalladium(II) intermediate is then hydroxylated using oxygen/2,6-dimethylbenzoquinone in HFIP as the mild oxidation system. Under the optimized conditions, various nucleophiles and alkene substrates are capable of delivering good yields and high diastereoselectivities of the aminohydroxylated products.
Collapse
Affiliation(s)
- Tian Zeng
- Department of Chemistry , The Scripps Research Institute , 10550 North Torrey Pines Road , La Jolla , California 92037 , United States
| | - Zhen Liu
- Department of Chemistry , The Scripps Research Institute , 10550 North Torrey Pines Road , La Jolla , California 92037 , United States
| | - Michael A Schmidt
- Chemical Development , Bristol-Myers Squibb , One Squibb Drive , New Brunswick , New Jersey 08903 , United States
| | - Martin D Eastgate
- Chemical Development , Bristol-Myers Squibb , One Squibb Drive , New Brunswick , New Jersey 08903 , United States
| | - Keary M Engle
- Department of Chemistry , The Scripps Research Institute , 10550 North Torrey Pines Road , La Jolla , California 92037 , United States
| |
Collapse
|
60
|
Alamillo-Ferrer C, Curle JM, Davidson SC, Lucas SCC, Atkinson SJ, Campbell M, Kennedy AR, Tomkinson NCO. Alkene Oxyamination Using Malonoyl Peroxides: Preparation of Pyrrolidines and Isoxazolidines. J Org Chem 2018; 83:6728-6740. [DOI: 10.1021/acs.joc.8b00392] [Citation(s) in RCA: 20] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
Affiliation(s)
- Carla Alamillo-Ferrer
- WestCHEM, Department of Pure and Applied Chemistry, Thomas Graham Building, University of Strathclyde, 295 Cathedral Street, Glasgow, G1 1XL, United Kingdom
| | - Jonathan M. Curle
- WestCHEM, Department of Pure and Applied Chemistry, Thomas Graham Building, University of Strathclyde, 295 Cathedral Street, Glasgow, G1 1XL, United Kingdom
| | - Stuart C. Davidson
- WestCHEM, Department of Pure and Applied Chemistry, Thomas Graham Building, University of Strathclyde, 295 Cathedral Street, Glasgow, G1 1XL, United Kingdom
| | - Simon C. C. Lucas
- WestCHEM, Department of Pure and Applied Chemistry, Thomas Graham Building, University of Strathclyde, 295 Cathedral Street, Glasgow, G1 1XL, United Kingdom
- GlaxoSmithKline Medicines Research Centre, Gunnels Wood Road, Stevenage, SG1 2NY, United Kingdom
| | - Stephen J. Atkinson
- GlaxoSmithKline Medicines Research Centre, Gunnels Wood Road, Stevenage, SG1 2NY, United Kingdom
| | - Matthew Campbell
- GlaxoSmithKline Medicines Research Centre, Gunnels Wood Road, Stevenage, SG1 2NY, United Kingdom
| | - Alan R. Kennedy
- WestCHEM, Department of Pure and Applied Chemistry, Thomas Graham Building, University of Strathclyde, 295 Cathedral Street, Glasgow, G1 1XL, United Kingdom
| | - Nicholas C. O. Tomkinson
- WestCHEM, Department of Pure and Applied Chemistry, Thomas Graham Building, University of Strathclyde, 295 Cathedral Street, Glasgow, G1 1XL, United Kingdom
| |
Collapse
|
61
|
Escudero J, Bellosta V, Cossy J. Rhodium-Catalyzed Cyclization of O,ω-Unsaturated Alkoxyamines: Formation of Oxygen-Containing Heterocycles. Angew Chem Int Ed Engl 2018; 57:574-578. [PMID: 29219227 DOI: 10.1002/anie.201710895] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/23/2017] [Indexed: 11/09/2022]
Abstract
O,ω-Unsaturated N-tosyl alkoxyamines undergo unexpected RhIII -catalyzed intramolecular cyclization by oxyamination to produce oxygen-containing heterocycles. Mechanistic studies show that an aziridine intermediate seems to be responsible for the formation of the heterocycles, possibly via a RhV species.
Collapse
Affiliation(s)
- Julien Escudero
- Laboratory of Organic Chemistry, CNRS, ESPCI Paris, PSL Research University, 10 rue Vauquelin, 75231, Paris Cedex 05, France
| | - Véronique Bellosta
- Laboratory of Organic Chemistry, CNRS, ESPCI Paris, PSL Research University, 10 rue Vauquelin, 75231, Paris Cedex 05, France
| | - Janine Cossy
- Laboratory of Organic Chemistry, CNRS, ESPCI Paris, PSL Research University, 10 rue Vauquelin, 75231, Paris Cedex 05, France
| |
Collapse
|
62
|
Abstract
The reductive difunctionalization strategy was successfully applied in the Ni-catalyzed 1,2-iminoacylation reaction of oxime ester-tethered olefins with electrophilic acylating reagents, providing an efficient entry to diverse pyrrolines under safe and mild reaction conditions.
Collapse
Affiliation(s)
- Lin Wang
- Department of Chemistry
- Center for Excellence in Molecular Synthesis
- Hefei National Laboratory for Physical Science at the Microscale
- University of Science and Technology of China
- Hefei
| | - Chuan Wang
- Department of Chemistry
- Center for Excellence in Molecular Synthesis
- Hefei National Laboratory for Physical Science at the Microscale
- University of Science and Technology of China
- Hefei
| |
Collapse
|
63
|
Shen MH, Ren XT, Pan YP, Xu HD. Iridium catalyzed fragmentation/cyclization of N-butynyl 4,4-dimethylisoxazolidine-3,5-diones: a unique access to multiply substituted pyrroles. Org Chem Front 2018. [DOI: 10.1039/c7qo00698e] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A novel protocol for the synthesis of multiply substituted pyrroles has been developed through the iridium catalyzed fragmentation/cyclization of N-butynyl 4,4-dimethylisoxazolidine-3,5-diones in hot ethanol.
Collapse
Affiliation(s)
- Mei-Hua Shen
- School of Pharmaceutical Engineering and Life Science
- Changzhou University
- Changzhou
- China
| | - Xin-Tao Ren
- School of Pharmaceutical Engineering and Life Science
- Changzhou University
- Changzhou
- China
| | - Ying-Peng Pan
- School of Pharmaceutical Engineering and Life Science
- Changzhou University
- Changzhou
- China
| | - Hua-Dong Xu
- School of Pharmaceutical Engineering and Life Science
- Changzhou University
- Changzhou
- China
| |
Collapse
|
64
|
van Leest NP, Epping RF, van Vliet KM, Lankelma M, van den Heuvel EJ, Heijtbrink N, Broersen R, de Bruin B. Single-Electron Elementary Steps in Homogeneous Organometallic Catalysis. ADVANCES IN ORGANOMETALLIC CHEMISTRY 2018. [DOI: 10.1016/bs.adomc.2018.07.002] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
|
65
|
Escudero J, Bellosta V, Cossy J. Rhodium-Catalyzed Cyclization of O
,ω-Unsaturated Alkoxyamines: Formation of Oxygen-Containing Heterocycles. Angew Chem Int Ed Engl 2017. [DOI: 10.1002/ange.201710895] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Affiliation(s)
- Julien Escudero
- Laboratory of Organic Chemistry; CNRS, ESPCI Paris; PSL Research University; 10 rue Vauquelin 75231 Paris Cedex 05 France
| | - Véronique Bellosta
- Laboratory of Organic Chemistry; CNRS, ESPCI Paris; PSL Research University; 10 rue Vauquelin 75231 Paris Cedex 05 France
| | - Janine Cossy
- Laboratory of Organic Chemistry; CNRS, ESPCI Paris; PSL Research University; 10 rue Vauquelin 75231 Paris Cedex 05 France
| |
Collapse
|
66
|
Wang Q, An J, Alper H, Xiao WJ, Beauchemin AM. Catalytic substitution/cyclization sequences of O-substituted Isocyanates: synthesis of 1-alkoxybenzimidazolones and 1-alkoxy-3,4-dihydroquinazolin-2(1H)-ones. Chem Commun (Camb) 2017; 53:13055-13058. [PMID: 29165447 DOI: 10.1039/c7cc07926e] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/14/2023]
Abstract
O-Substituted isocyanates (O-isocyanates) have rarely been used in organic synthesis, given their tendency to undergo side reactions (e.g., trimerization). Herein, we show that masked (blocked) O-isocyanate precursors allow one-pot or cascade reaction sequences featuring base-catalyzed substitution with 2-iodoanilines and 2-iodobenzylamines followed by copper-catalyzed cyclization, to form benzimidazolones and 3,4-dihydroquinazolin-2(1H)-ones. This work shows that O-isocyanates can serve as efficient building blocks for the synthesis of hydroxylamine-containing heterocycles.
Collapse
Affiliation(s)
- Qiang Wang
- CCNU-uOttawa Joint Research Centre, Key Laboratory of Pesticide & Chemical Biology, Ministry of Education, College of Chemistry, Central China Normal University, 152 Luoyu Road, Wuhan, Hubei 430079, China
| | | | | | | | | |
Collapse
|
67
|
Lan XW, Wang NX, Xing Y. Recent Advances in Radical Difunctionalization of Simple Alkenes. European J Org Chem 2017. [DOI: 10.1002/ejoc.201700678] [Citation(s) in RCA: 291] [Impact Index Per Article: 41.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/06/2022]
Affiliation(s)
- Xing-Wang Lan
- Chinese Academy of Sciences; Technical Institute of Physics and Chemistry & University of Chinese Academy of Sciences; 100190 Beijing China
| | - Nai-Xing Wang
- Chinese Academy of Sciences; Technical Institute of Physics and Chemistry & University of Chinese Academy of Sciences; 100190 Beijing China
| | - Yalan Xing
- Department of Chemistry; William Paterson University of New Jersey; 07470 Wayne New Jersey USA
| |
Collapse
|
68
|
Jiang H, Lang K, Lu H, Wojtas L, Zhang XP. Asymmetric Radical Bicyclization of Allyl Azidoformates via Cobalt(II)-Based Metalloradical Catalysis. J Am Chem Soc 2017; 139:9164-9167. [PMID: 28650659 PMCID: PMC5553632 DOI: 10.1021/jacs.7b05778] [Citation(s) in RCA: 104] [Impact Index Per Article: 14.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Abstract
Cobalt(II)-based metalloradical catalysis has been successfully applied to radical bicyclization of allyl azidoformates to construct aziridine/oxazolidinone-fused bicyclic structures. The Co(II) complex of D2-symmetric chiral amidoporphyrin 3,5-DitBu-QingPhyrin has been identified as an effective metalloradical catalyst for the intramolecular radical aziridination of this type of carbonyl azides, allowing for high-yielding formation of synthetically useful chiral [3.1.0]-bicyclic aziridines with high diastereo- and enantioselectivity.
Collapse
Affiliation(s)
- Huiling Jiang
- Department of Chemistry, University of South Florida, Tampa, Florida 33620, United States
| | - Kai Lang
- Department of Chemistry, Merkert Chemistry Center, Boston College, Chestnut Hill, Massachusetts 02467, United States
| | - Hongjian Lu
- Department of Chemistry, University of South Florida, Tampa, Florida 33620, United States
| | - Lukasz Wojtas
- Department of Chemistry, University of South Florida, Tampa, Florida 33620, United States
| | - X. Peter Zhang
- Department of Chemistry, Merkert Chemistry Center, Boston College, Chestnut Hill, Massachusetts 02467, United States
- Department of Chemistry, University of South Florida, Tampa, Florida 33620, United States
| |
Collapse
|
69
|
Scott TA, Heine D, Qin Z, Wilkinson B. An L-threonine transaldolase is required for L-threo-β-hydroxy-α-amino acid assembly during obafluorin biosynthesis. Nat Commun 2017; 8:15935. [PMID: 28649989 PMCID: PMC5490192 DOI: 10.1038/ncomms15935] [Citation(s) in RCA: 50] [Impact Index Per Article: 7.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/13/2016] [Accepted: 05/15/2017] [Indexed: 12/15/2022] Open
Abstract
β-Lactone natural products occur infrequently in nature but possess a variety of potent and valuable biological activities. They are commonly derived from β-hydroxy-α-amino acids, which are themselves valuable chiral building blocks for chemical synthesis and precursors to numerous important medicines. However, despite a number of excellent synthetic methods for their asymmetric synthesis, few effective enzymatic tools exist for their preparation. Here we report cloning of the biosynthetic gene cluster for the β-lactone antibiotic obafluorin and delineate its biosynthetic pathway. We identify a nonribosomal peptide synthetase with an unusual domain architecture and an L-threonine:4-nitrophenylacetaldehyde transaldolase responsible for (2S,3R)-2-amino-3-hydroxy-4-(4-nitrophenyl)butanoate biosynthesis. Phylogenetic analysis sheds light on the evolutionary origin of this rare enzyme family and identifies further gene clusters encoding L-threonine transaldolases. We also present preliminary data suggesting that L-threonine transaldolases might be useful for the preparation of L-threo-β-hydroxy-α-amino acids.
Collapse
Affiliation(s)
- Thomas A. Scott
- Department of Molecular Microbiology, John Innes Centre, Norwich Research Park, Norwich NR4 7UH, UK
| | - Daniel Heine
- Department of Molecular Microbiology, John Innes Centre, Norwich Research Park, Norwich NR4 7UH, UK
| | - Zhiwei Qin
- Department of Molecular Microbiology, John Innes Centre, Norwich Research Park, Norwich NR4 7UH, UK
| | - Barrie Wilkinson
- Department of Molecular Microbiology, John Innes Centre, Norwich Research Park, Norwich NR4 7UH, UK
| |
Collapse
|
70
|
Muriel B, Orcel U, Waser J. Palladium-Catalyzed Carboamination of Allylic Alcohols Using a Trifluoroacetaldehyde-Derived Tether. Org Lett 2017; 19:3548-3551. [DOI: 10.1021/acs.orglett.7b01524] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/25/2023]
Affiliation(s)
- Bastian Muriel
- Laboratory of Catalysis and
Organic Synthesis, Institute of Chemical Sciences and Engineering, Ecole Polytechnique Fédérale de Lausanne, EPFL SB ISIC LCSO, BCH
4306, 1015 Lausanne, Switzerland
| | - Ugo Orcel
- Laboratory of Catalysis and
Organic Synthesis, Institute of Chemical Sciences and Engineering, Ecole Polytechnique Fédérale de Lausanne, EPFL SB ISIC LCSO, BCH
4306, 1015 Lausanne, Switzerland
| | - Jerome Waser
- Laboratory of Catalysis and
Organic Synthesis, Institute of Chemical Sciences and Engineering, Ecole Polytechnique Fédérale de Lausanne, EPFL SB ISIC LCSO, BCH
4306, 1015 Lausanne, Switzerland
| |
Collapse
|
71
|
Paisuwan W, Chantra T, Rashatasakhon P, Sukwattanasinitt M, Ajavakom A. Direct synthesis of oxazolidin-2-ones from tert -butyl allylcarbamate via halo-induced cyclisation. Tetrahedron 2017. [DOI: 10.1016/j.tet.2017.04.063] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/19/2022]
|
72
|
Qin Q, Han YY, Jiao YY, He Y, Yu S. Photoredox-Catalyzed Diamidation and Oxidative Amidation of Alkenes: Solvent-Enabled Synthesis of 1,2-Diamides and α-Amino Ketones. Org Lett 2017; 19:2909-2912. [DOI: 10.1021/acs.orglett.7b01145] [Citation(s) in RCA: 53] [Impact Index Per Article: 7.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022]
Affiliation(s)
- Qixue Qin
- State Key Laboratory of Analytical
Chemistry for Life Science, Jiangsu Key Laboratory of Advanced Organic
Materials, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China
| | - Yue-Yue Han
- State Key Laboratory of Analytical
Chemistry for Life Science, Jiangsu Key Laboratory of Advanced Organic
Materials, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China
| | - Yan-Yan Jiao
- State Key Laboratory of Analytical
Chemistry for Life Science, Jiangsu Key Laboratory of Advanced Organic
Materials, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China
| | - Yanyan He
- State Key Laboratory of Analytical
Chemistry for Life Science, Jiangsu Key Laboratory of Advanced Organic
Materials, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China
| | - Shouyun Yu
- State Key Laboratory of Analytical
Chemistry for Life Science, Jiangsu Key Laboratory of Advanced Organic
Materials, School of Chemistry and Chemical Engineering, Nanjing University, Nanjing 210023, China
| |
Collapse
|
73
|
Zhu CL, Lu DF, Sears JD, Jia ZX, Xu H. Practical Synthetic Procedures for the Iron-Catalyzed Intermolecular Olefin Aminohydroxylation Using Functionalized Hydroxylamines. SYNTHESIS-STUTTGART 2017; 48:3031-3041. [PMID: 28090124 DOI: 10.1055/s-0035-1562515] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/21/2022]
Abstract
A set of practical synthetic procedures for the iron-catalyzed intermolecular olefin aminohydroxylation reactions in gram scale is reported. In these transformations, a bench-stable functionalized hydroxylamine is applied as the amination reagent. This method is compatible with a broad range of synthetically valuable olefins including those that are incompatible with the existing aminohydroxylation methods. It also provides valuable amino alcohol building blocks with regio- and stereo-chemical arrays that are complementary to known methods.
Collapse
Affiliation(s)
- Cheng-Liang Zhu
- Department of Chemistry, Georgia State University, 100 Piedmont Avenue SE, Atlanta, GA 30303, USA
| | - Deng-Fu Lu
- Department of Chemistry, Georgia State University, 100 Piedmont Avenue SE, Atlanta, GA 30303, USA
| | - Jeffrey D Sears
- Department of Chemistry, Georgia State University, 100 Piedmont Avenue SE, Atlanta, GA 30303, USA
| | - Zhen-Xin Jia
- Department of Chemistry, Georgia State University, 100 Piedmont Avenue SE, Atlanta, GA 30303, USA
| | - Hao Xu
- Department of Chemistry, Georgia State University, 100 Piedmont Avenue SE, Atlanta, GA 30303, USA
| |
Collapse
|
74
|
Orcel U, Waser J. In situ tether formation from amines and alcohols enabling highly selective Tsuji-Trost allylation and olefin functionalization. Chem Sci 2017; 8:32-39. [PMID: 28451147 PMCID: PMC5304619 DOI: 10.1039/c6sc04366f] [Citation(s) in RCA: 22] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/30/2016] [Accepted: 11/02/2016] [Indexed: 01/01/2023] Open
Abstract
The use of tethers allows to overcome reactivity and selectivity issues often encountered with intermolecular reactions. Although tethers have been successfully applied for decades, their installation and removal usually requires additional steps. This minireview highlights the recent development of tethers that can be installed in situ on (homo)-allyl amines or alcohols for Tsuji-Trost allylation or double bond functionalization. In particular, the use of (hemi-)acetal tethers for highly regioselective and enantioselective Tsuji-Trost allylation was recently reported. Hydroamination of olefins starting from allylic amines could be achieved via a retro Cope-elimination using catalytic amount of an aldehyde for tether formation. Finally, bifunctionalizations of olefins were developed using either carbon dioxide or carbonyls/imines as tether precursors. These recent breakthroughs greatly enhanced the efficiency of the tethering approach for olefin functionalization, and will make it even more attractive for synthetic chemists in the future.
Collapse
Affiliation(s)
- Ugo Orcel
- Laboratory of Catalysis and Organic Synthesis , Ecole Polytechnique Fédérale de Lausanne , EPFL SB ISIC LCSO , BCH 4306 , 1015 Lausanne , Switzerland .
| | - Jérôme Waser
- Laboratory of Catalysis and Organic Synthesis , Ecole Polytechnique Fédérale de Lausanne , EPFL SB ISIC LCSO , BCH 4306 , 1015 Lausanne , Switzerland .
| |
Collapse
|
75
|
Liu J, Wu K, Shen T, Liang Y, Zou M, Zhu Y, Li X, Li X, Jiao N. Fe-Catalyzed Amination of (Hetero)Arenes with a Redox-Active Aminating Reagent under Mild Conditions. Chemistry 2016; 23:563-567. [DOI: 10.1002/chem.201605476] [Citation(s) in RCA: 75] [Impact Index Per Article: 9.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/11/2016] [Revised: 11/23/2016] [Indexed: 12/14/2022]
Affiliation(s)
- Jianzhong Liu
- State Key Laboratory of Natural and Biomimetic Drugs; School of Pharmaceutical Sciences Peking University; Xue Yuan Rd. 38 Beijing 100191 P. R. China
| | - Kai Wu
- State Key Laboratory of Natural and Biomimetic Drugs; School of Pharmaceutical Sciences Peking University; Xue Yuan Rd. 38 Beijing 100191 P. R. China
| | - Tao Shen
- State Key Laboratory of Natural and Biomimetic Drugs; School of Pharmaceutical Sciences Peking University; Xue Yuan Rd. 38 Beijing 100191 P. R. China
| | - Yujie Liang
- State Key Laboratory of Natural and Biomimetic Drugs; School of Pharmaceutical Sciences Peking University; Xue Yuan Rd. 38 Beijing 100191 P. R. China
| | - Miancheng Zou
- State Key Laboratory of Natural and Biomimetic Drugs; School of Pharmaceutical Sciences Peking University; Xue Yuan Rd. 38 Beijing 100191 P. R. China
| | - Yuchao Zhu
- State Key Laboratory of Natural and Biomimetic Drugs; School of Pharmaceutical Sciences Peking University; Xue Yuan Rd. 38 Beijing 100191 P. R. China
| | - Xinwei Li
- State Key Laboratory of Natural and Biomimetic Drugs; School of Pharmaceutical Sciences Peking University; Xue Yuan Rd. 38 Beijing 100191 P. R. China
| | - Xinyao Li
- State Key Laboratory of Natural and Biomimetic Drugs; School of Pharmaceutical Sciences Peking University; Xue Yuan Rd. 38 Beijing 100191 P. R. China
| | - Ning Jiao
- State Key Laboratory of Natural and Biomimetic Drugs; School of Pharmaceutical Sciences Peking University; Xue Yuan Rd. 38 Beijing 100191 P. R. China
- State Key Laboratory of Organometallic Chemistry; Chinese Academy of Sciences; Shanghai 200032 P. R. China
| |
Collapse
|
76
|
Weng SS, Zhang JW. N-Oxyl-Radical-Catalyzed Intermolecular Aminooxygenation of Styrenes and Inter/intramolecular Aminoalkoxylation of Homoallylic Alcohols. ChemCatChem 2016. [DOI: 10.1002/cctc.201601183] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/26/2023]
Affiliation(s)
- Shiue-Shien Weng
- Department of Chemistry; ROC Military Academy; Kaohsiung 830 Taiwan ROC
| | - Jia-Wei Zhang
- Department of Chemistry; ROC Military Academy; Kaohsiung 830 Taiwan ROC
| |
Collapse
|
77
|
Ren X, Guo Q, Chen J, Xie H, Xu Q, Lu Z. Visible-Light Promoted Distereodivergent Intramolecular Oxyamidation of Alkenes. Chemistry 2016; 22:18695-18699. [PMID: 27770547 DOI: 10.1002/chem.201603977] [Citation(s) in RCA: 33] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/21/2016] [Indexed: 12/23/2022]
Abstract
The visible-light-promoted diastereodivergent intramolecular oxyamination of alkenes is described to construct oxazolindinones, pyrrolidinones and imidazolidones via mild generation of primary amidyl radicals from functionalized hydroxylamines. A unique phenomenon of highly diastereoselective ring-opening of aziridines controlled by electron sacrifices was observed. Highly diastereoselective amino alcohols derivatives were obtained efficiently through this protocol in gram scales. The mechanistic studies suggested the isolatable anti-aziridine intermediates were generated quickly from primary amidyl radicals and the diastereoselectivities were controlled by pKa values of the electron sacrifices.
Collapse
Affiliation(s)
- Xiang Ren
- Department of Chemistry, Zhejiang University, Hangzhou, Zhejiang, 310058, P. R. China
| | - Qihang Guo
- Department of Chemistry, Zhejiang University, Hangzhou, Zhejiang, 310058, P. R. China
| | - Jianhui Chen
- Department of Chemistry, Zhejiang University, Hangzhou, Zhejiang, 310058, P. R. China.,College of Chemistry and Materials Engineering, Wenzhou University, Wenzhou, 325035, P. R. China
| | - Hujun Xie
- Department of Applied Chemistry, Zhejiang Gongshang University, Hangzhou, Zhejiang, 310018, P. R. China
| | - Qing Xu
- College of Chemistry and Materials Engineering, Wenzhou University, Wenzhou, 325035, P. R. China
| | - Zhan Lu
- Department of Chemistry, Zhejiang University, Hangzhou, Zhejiang, 310058, P. R. China
| |
Collapse
|
78
|
Legnani L, Prina Cerai G, Morandi B. Direct and Practical Synthesis of Primary Anilines through Iron-Catalyzed C–H Bond Amination. ACS Catal 2016. [DOI: 10.1021/acscatal.6b02576] [Citation(s) in RCA: 110] [Impact Index Per Article: 13.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Luca Legnani
- Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz
1, 45470 Mülheim
an der Ruhr, Germany
| | - Gabriele Prina Cerai
- Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz
1, 45470 Mülheim
an der Ruhr, Germany
| | - Bill Morandi
- Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz
1, 45470 Mülheim
an der Ruhr, Germany
| |
Collapse
|
79
|
Shuler SA, Yin G, Krause SB, Vesper CM, Watson DA. Synthesis of Secondary Unsaturated Lactams via an Aza-Heck Reaction. J Am Chem Soc 2016; 138:13830-13833. [PMID: 27754648 DOI: 10.1021/jacs.6b08932] [Citation(s) in RCA: 62] [Impact Index Per Article: 7.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/29/2022]
Abstract
The preparation of unsaturated secondary lactams via the palladium-catalyzed cyclization of O-phenyl hydroxamates onto a pendent alkene is reported. This method provides rapid access to a broad range of lactams that are widely useful building blocks in alkaloid synthesis. Mechanistic studies support an aza-Heck-type pathway.
Collapse
Affiliation(s)
- Scott A Shuler
- Department of Chemistry and Biochemistry, University of Delaware , Newark, Delaware 19716, United States
| | - Guoyin Yin
- Department of Chemistry and Biochemistry, University of Delaware , Newark, Delaware 19716, United States
| | - Sarah B Krause
- Department of Chemistry and Biochemistry, University of Delaware , Newark, Delaware 19716, United States
| | - Caroline M Vesper
- Department of Chemistry and Biochemistry, University of Delaware , Newark, Delaware 19716, United States
| | - Donald A Watson
- Department of Chemistry and Biochemistry, University of Delaware , Newark, Delaware 19716, United States
| |
Collapse
|
80
|
Lu DF, Zhu CL, Sears JD, Xu H. Iron(II)-Catalyzed Intermolecular Aminofluorination of Unfunctionalized Olefins Using Fluoride Ion. J Am Chem Soc 2016; 138:11360-7. [PMID: 27529196 DOI: 10.1021/jacs.6b07221] [Citation(s) in RCA: 81] [Impact Index Per Article: 10.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
Abstract
We herein report a new catalytic method for intermolecular olefin aminofluorination using earth-abundant iron catalysts and nucleophilic fluoride ion. This method tolerates a broad range of unfunctionalized olefins, especially nonstyrenyl olefins that are incompatible with existing olefin aminofluorination methods. This new iron-catalyzed process directly converts readily available olefins to internal vicinal fluoro carbamates with high regioselectivity (N vs F), many of which are difficult to prepare using known methods. Preliminary mechanistic studies demonstrate that it is possible to exert asymmetric induction using chiral iron catalysts and that both an iron-nitrenoid and carbocation species may be reactive intermediates.
Collapse
Affiliation(s)
- Deng-Fu Lu
- Department of Chemistry, Georgia State University , 100 Piedmont Avenue SE, Atlanta, Georgia 30303, United States
| | - Cheng-Liang Zhu
- Department of Chemistry, Georgia State University , 100 Piedmont Avenue SE, Atlanta, Georgia 30303, United States
| | - Jeffrey D Sears
- Department of Chemistry, Georgia State University , 100 Piedmont Avenue SE, Atlanta, Georgia 30303, United States
| | - Hao Xu
- Department of Chemistry, Georgia State University , 100 Piedmont Avenue SE, Atlanta, Georgia 30303, United States
| |
Collapse
|
81
|
Ciesielski J, Dequirez G, Retailleau P, Gandon V, Dauban P. Rhodium-Catalyzed Alkene Difunctionalization with Nitrenes. Chemistry 2016; 22:9338-47. [DOI: 10.1002/chem.201600393] [Citation(s) in RCA: 45] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/27/2016] [Indexed: 02/01/2023]
Affiliation(s)
- Jennifer Ciesielski
- Institut de Chimie des Substances Naturelles, CNRS UPR 2301; Université Paris-Sud, Université Paris-Saclay, 1; av. de la Terrasse 91198 Gif-sur-Yvette France
| | - Geoffroy Dequirez
- Institut de Chimie des Substances Naturelles, CNRS UPR 2301; Université Paris-Sud, Université Paris-Saclay, 1; av. de la Terrasse 91198 Gif-sur-Yvette France
| | - Pascal Retailleau
- Institut de Chimie des Substances Naturelles, CNRS UPR 2301; Université Paris-Sud, Université Paris-Saclay, 1; av. de la Terrasse 91198 Gif-sur-Yvette France
| | - Vincent Gandon
- Institut de Chimie des Substances Naturelles, CNRS UPR 2301; Université Paris-Sud, Université Paris-Saclay, 1; av. de la Terrasse 91198 Gif-sur-Yvette France
- Institut de Chimie Moléculaire et des Matériaux d'Orsay, CNRS UMR 8182; Université Paris-Sud, Université Paris-Saclay; bâtiment 420 91405 Orsay CEDEX France
| | - Philippe Dauban
- Institut de Chimie des Substances Naturelles, CNRS UPR 2301; Université Paris-Sud, Université Paris-Saclay, 1; av. de la Terrasse 91198 Gif-sur-Yvette France
| |
Collapse
|
82
|
Xiong T, Zhang Q. New amination strategies based on nitrogen-centered radical chemistry. Chem Soc Rev 2016; 45:3069-87. [PMID: 27116936 DOI: 10.1039/c5cs00852b] [Citation(s) in RCA: 462] [Impact Index Per Article: 57.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
The interesting and diverse biological activities of nitrogen-containing compounds make the construction of the C-N bond of great importance. Despite the tremendous advances that have been made in this research field, C-N bond formation based on nitrogen-centered radicals remains a significant challenge due to the harsh conditions required for the generation of nitrogen-centered radicals and their propensity for hydrogen abstraction or engaging in other degradation pathways. In the past several years, novel methodologies for C-N bond constructions based on nitrogen centered-radical intermediates, coordinated with metal or generated in the presence of visible-light and a photocatalyst, have attracted considerable attention. This tutorial review will summarize the significant progress of these efficient and mild radical amination reactions, with an emphasis on approaches for the generation of nitrogen-centered radicals and their reaction patterns, related mechanisms and synthetic applications, as well as unmet challenges in this emerging and promising field.
Collapse
Affiliation(s)
- Tao Xiong
- Department of Chemistry, Northeast Normal University, Changchun, 130024, China.
| | | |
Collapse
|
83
|
Li D, Wu T, Liang K, Xia C. Curtius-like Rearrangement of an Iron–Nitrenoid Complex and Application in Biomimetic Synthesis of Bisindolylmethanes. Org Lett 2016; 18:2228-31. [PMID: 27116426 DOI: 10.1021/acs.orglett.6b00864] [Citation(s) in RCA: 38] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Dashan Li
- State
Key Laboratory of Phytochemistry and Plant Resources in West China,
Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, China
- University of Chinese Academy of Sciences, Beijing 100049, China
| | - Ting Wu
- State
Key Laboratory of Phytochemistry and Plant Resources in West China,
Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, China
- University of Chinese Academy of Sciences, Beijing 100049, China
| | - Kangjiang Liang
- State
Key Laboratory of Phytochemistry and Plant Resources in West China,
Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, China
- University of Chinese Academy of Sciences, Beijing 100049, China
| | - Chengfeng Xia
- State
Key Laboratory of Phytochemistry and Plant Resources in West China,
Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, China
- Key
Laboratory of Medicinal Chemistry for Natural Resources, Ministry
of Education, Yunnan University, Kunming 650091, China
| |
Collapse
|
84
|
Li Y, Zhou X, Zheng G, Zhang Q. Copper-catalyzed aminooxygenation of styrenes with N-fluorobenzenesulfonimide and N-hydroxyphthalimide derivatives. Beilstein J Org Chem 2016; 11:2721-6. [PMID: 26877794 PMCID: PMC4734344 DOI: 10.3762/bjoc.11.293] [Citation(s) in RCA: 31] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/16/2015] [Accepted: 12/10/2015] [Indexed: 12/11/2022] Open
Abstract
A copper-catalyzed aminooxygenation reaction of styrenes with N-fluorobenzenesulfonimide and N-hydroxyphthalimide derivatives has been developed. The aminooxygenation product could be converted into the corresponding alcohol or free amine through the cleavage of the N–O or C–N bond of the N-hydroxyphthalimide moiety.
Collapse
Affiliation(s)
- Yan Li
- Department of Chemistry, Northeast Normal University, Changchun 130024, China
| | - Xue Zhou
- Department of Chemistry, Northeast Normal University, Changchun 130024, China
| | - Guangfan Zheng
- Department of Chemistry, Northeast Normal University, Changchun 130024, China
| | - Qian Zhang
- Department of Chemistry, Northeast Normal University, Changchun 130024, China
| |
Collapse
|
85
|
Legnani L, Morandi B. Direct Catalytic Synthesis of Unprotected 2-Amino-1-Phenylethanols from Alkenes by Using Iron(II) Phthalocyanine. Angew Chem Int Ed Engl 2016; 55:2248-51. [PMID: 26836348 DOI: 10.1002/anie.201507630] [Citation(s) in RCA: 106] [Impact Index Per Article: 13.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/17/2015] [Revised: 10/19/2015] [Indexed: 12/31/2022]
Abstract
Aryl-substituted amino alcohols are privileged scaffolds in medicinal chemistry and natural products. Herein, we report that an exceptionally simple and inexpensive Fe(II) complex efficiently catalyzes the direct transformation of simple alkenes into unprotected amino alcohols in good yield and perfect regioselectivity. This new catalytic method was applied in the expedient synthesis of bioactive molecules and could be extended to aminoetherification.
Collapse
Affiliation(s)
- Luca Legnani
- Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz 1, 45470, Mülheim an der Ruhr, Germany
| | - Bill Morandi
- Max-Planck-Institut für Kohlenforschung, Kaiser-Wilhelm-Platz 1, 45470, Mülheim an der Ruhr, Germany.
| |
Collapse
|
86
|
Legnani L, Morandi B. Direkte katalytische Synthese von ungeschützten 2-Amino-1-phenylethanolen aus Alkenen mithilfe von Eisen(II)-phthalocyanin. Angew Chem Int Ed Engl 2016. [DOI: 10.1002/ange.201507630] [Citation(s) in RCA: 22] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/08/2022]
Affiliation(s)
- Luca Legnani
- Max-Planck-Institut für Kohlenforschung; Kaiser-Wilhelm-Platz 1 45470 Mülheim an der Ruhr Deutschland
| | - Bill Morandi
- Max-Planck-Institut für Kohlenforschung; Kaiser-Wilhelm-Platz 1 45470 Mülheim an der Ruhr Deutschland
| |
Collapse
|
87
|
Yuan YA, Lu DF, Chen YR, Xu H. Iron-Catalyzed Direct Diazidation for a Broad Range of Olefins. Angew Chem Int Ed Engl 2016; 55:534-8. [PMID: 26593039 PMCID: PMC4719780 DOI: 10.1002/anie.201507550] [Citation(s) in RCA: 169] [Impact Index Per Article: 21.1] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/20/2015] [Revised: 09/26/2015] [Indexed: 11/10/2022]
Abstract
Reported herein is a new iron-catalyzed diastereoselective olefin diazidation reaction which occurs at room temperature (1-5 mol% of catalysts and d.r. values of up to >20:1). This method tolerates a broad range of both unfunctionalized and highly functionalized olefins, including those that are incompatible with existing methods. It also provides a convenient approach to vicinal primary diamines as well as other synthetically valuable nitrogen-containing building blocks which are difficult to obtain with alternative methods. Preliminary mechanistic studies suggest that the reaction may proceed through a new mechanistic pathway in which both Lewis acid activation and iron-enabled redox-catalysis are crucial for selective azido-group transfer.
Collapse
Affiliation(s)
- Yong-An Yuan
- Department of Chemistry, Georgia State University, 100 Piedmont Avenue SE, Atlanta, GA 30303 (USA)
| | - Deng-Fu Lu
- Department of Chemistry, Georgia State University, 100 Piedmont Avenue SE, Atlanta, GA 30303 (USA)
| | - Yun-Rong Chen
- Department of Chemistry, Georgia State University, 100 Piedmont Avenue SE, Atlanta, GA 30303 (USA)
| | - Hao Xu
- Department of Chemistry, Georgia State University, 100 Piedmont Avenue SE, Atlanta, GA 30303 (USA).
| |
Collapse
|
88
|
Zhang Q, Zhang ZQ, Fu Y, Yu HZ. Mechanism of the Visible Light-Mediated Gold-Catalyzed Oxyarylation Reaction of Alkenes. ACS Catal 2016. [DOI: 10.1021/acscatal.5b01971] [Citation(s) in RCA: 82] [Impact Index Per Article: 10.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/25/2023]
Affiliation(s)
- Qi Zhang
- Department
of Chemistry, University of Science and Technology of China, Hefei 230026, China
- Department
of Chemistry and Centre for Atomic Engineering of Advanced Materials, Anhui University, Hefei 230601, China
| | - Zhen-Qi Zhang
- Department
of Chemistry, University of Science and Technology of China, Hefei 230026, China
| | - Yao Fu
- Department
of Chemistry, University of Science and Technology of China, Hefei 230026, China
| | - Hai-Zhu Yu
- Department
of Chemistry and Centre for Atomic Engineering of Advanced Materials, Anhui University, Hefei 230601, China
| |
Collapse
|
89
|
Abstract
Asymmetric reactions catalyzed by iron complexes have attracted considerable attention because iron is a ubiquitous, inexpensive, and environmentally benign metal. This overview charts the development and application of chiral iron bis(oxazoline) and pyridine-2,6-bis(oxazoline) catalysts through their most prominent and innovative uses in asymmetric catalysis, especially in Lewis acid and oxidation catalysis.
Collapse
Affiliation(s)
- Thierry Ollevier
- Département de chimie
- Pavillon Alexandre-Vachon
- Université Laval
- Québec (Qc) G1V 0A6
- Canada
| |
Collapse
|
90
|
Ren S, Song S, Ye L, Feng C, Loh TP. Copper-catalyzed oxyamination of electron-deficient alkenes with N-acyloxyamines. Chem Commun (Camb) 2016; 52:10373-6. [DOI: 10.1039/c6cc04638j] [Citation(s) in RCA: 26] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Abstract
An intermolecular version of copper-catalyzed oxyamination of electron-deficient alkenes by making use of N-acyloxyamines as both amino and oxygen donors was developed.
Collapse
Affiliation(s)
- Shichao Ren
- Department of Chemistry
- University of Science and Technology of China
- Hefei
- P. R. China
- Institute of Advanced Synthesis
| | - Shengjin Song
- Department of Chemistry
- University of Science and Technology of China
- Hefei
- P. R. China
- Institute of Advanced Synthesis
| | - Lu Ye
- Institute of Advanced Synthesis
- College of Chemistry and Molecular Engineering
- Jiangsu National Synergetic Innovation Center for Advanced Materials
- Nanjing Tech University
- Nanjing
| | - Chao Feng
- Institute of Advanced Synthesis
- College of Chemistry and Molecular Engineering
- Jiangsu National Synergetic Innovation Center for Advanced Materials
- Nanjing Tech University
- Nanjing
| | - Teck-Peng Loh
- Department of Chemistry
- University of Science and Technology of China
- Hefei
- P. R. China
- Division of Chemistry and Biological Chemistry
| |
Collapse
|
91
|
Mirabella S, Cardona F, Goti A. From glycals to aminosugars: a challenging test for new stereoselective aminohydroxylation and related methodologies. Org Biomol Chem 2016; 14:5186-204. [DOI: 10.1039/c6ob00649c] [Citation(s) in RCA: 35] [Impact Index Per Article: 4.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023]
Abstract
The most relevant methods to access 1-, 2-, 3-amino or 1,2-diaminosugars starting from unsaturated carbohydrates are concisely reviewed; the given examples illustrate the great challenges offered to several stereoselective strategies.
Collapse
Affiliation(s)
- S. Mirabella
- Dipartimento di Chimica “Ugo Schiff”
- Università degli Studi di Firenze
- Sesto Fiorentino (FI)
- Italy
| | - F. Cardona
- Dipartimento di Chimica “Ugo Schiff”
- Università degli Studi di Firenze
- Sesto Fiorentino (FI)
- Italy
| | - A. Goti
- Dipartimento di Chimica “Ugo Schiff”
- Università degli Studi di Firenze
- Sesto Fiorentino (FI)
- Italy
- ICCOM-CNR
| |
Collapse
|
92
|
Yuan YA, Lu DF, Chen YR, Xu H. Iron-Catalyzed Direct Diazidation for a Broad Range of Olefins. Angew Chem Int Ed Engl 2015. [DOI: 10.1002/ange.201507550] [Citation(s) in RCA: 36] [Impact Index Per Article: 4.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023]
|
93
|
Wang L, Hu L, Zhang H, Chen H, Deng L. Three-Coordinate Iron(IV) Bisimido Complexes with Aminocarbene Ligation: Synthesis, Structure, and Reactivity. J Am Chem Soc 2015; 137:14196-207. [DOI: 10.1021/jacs.5b09579] [Citation(s) in RCA: 73] [Impact Index Per Article: 8.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/11/2022]
Affiliation(s)
- Lei Wang
- State
Key Laboratory of Organometallic Chemistry, Shanghai Institute of
Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, P. R. China
| | - Lianrui Hu
- Beijing
National Laboratory for Molecular Sciences, CAS Key Laboratory of
Photochemistry, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, P. R. China
| | - Hezhong Zhang
- State
Key Laboratory of Organometallic Chemistry, Shanghai Institute of
Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, P. R. China
| | - Hui Chen
- Beijing
National Laboratory for Molecular Sciences, CAS Key Laboratory of
Photochemistry, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, P. R. China
| | - Liang Deng
- State
Key Laboratory of Organometallic Chemistry, Shanghai Institute of
Organic Chemistry, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, P. R. China
| |
Collapse
|
94
|
Miyazawa K, Koike T, Akita M. Regiospecific Intermolecular Aminohydroxylation of Olefins by Photoredox Catalysis. Chemistry 2015; 21:11677-80. [DOI: 10.1002/chem.201501590] [Citation(s) in RCA: 89] [Impact Index Per Article: 9.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/23/2015] [Indexed: 01/07/2023]
|
95
|
Rao WH, Yin XS, Shi BF. Catalyst-Controlled Amino- versus Oxy-Acetoxylation of Urea-Tethered Alkenes: Efficient Synthesis of Cyclic Ureas and Isoureas. Org Lett 2015; 17:3758-61. [PMID: 26166021 DOI: 10.1021/acs.orglett.5b01741] [Citation(s) in RCA: 58] [Impact Index Per Article: 6.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/18/2022]
Abstract
A catalyst-controlled vicinal amino- versus oxy-acetoxylation of alkenes with PhI(OAc)2 as the oxidant is described. The divergent synthesis of cyclic ureas and isoureas was achieved in good yields under mild conditions employing ambident urea nucleophiles. Both terminal and internal alkenes are compatible with this reaction protocol.
Collapse
Affiliation(s)
- Wei-Hao Rao
- Department of Chemistry, Zhejiang University, Hangzhou 310027, China
| | - Xue-Song Yin
- Department of Chemistry, Zhejiang University, Hangzhou 310027, China
| | - Bing-Feng Shi
- Department of Chemistry, Zhejiang University, Hangzhou 310027, China
| |
Collapse
|
96
|
Sugimoto H, Mikami A, Kai K, Sajith PK, Shiota Y, Yoshizawa K, Asano K, Suzuki T, Itoh S. cis-1,2-Aminohydroxylation of Alkenes Involving a Catalytic Cycle of Osmium(III) and Osmium(V) Centers: OsV(O)(NHTs) Active Oxidant with a Macrocyclic Tetradentate Ligand. Inorg Chem 2015; 54:7073-82. [DOI: 10.1021/acs.inorgchem.5b01083] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
Affiliation(s)
- Hideki Sugimoto
- Department
of Material and Life Science, Division of Advanced Science and Biotechnology,
Graduate School of Engineering, Osaka University, 2-1 Yamadaoka, Suita, Osaka 565-0871, Japan
| | - Akine Mikami
- Department
of Material and Life Science, Division of Advanced Science and Biotechnology,
Graduate School of Engineering, Osaka University, 2-1 Yamadaoka, Suita, Osaka 565-0871, Japan
| | - Kenichiro Kai
- Department
of Material and Life Science, Division of Advanced Science and Biotechnology,
Graduate School of Engineering, Osaka University, 2-1 Yamadaoka, Suita, Osaka 565-0871, Japan
| | - P. K. Sajith
- Institute for Materials Chemistry and Engineering and
International Research Center for Molecular System, Kyushu University, 744
Motooka, Nishi-ku, Fukuoka 819-0395, Japan
| | - Yoshihito Shiota
- Institute for Materials Chemistry and Engineering and
International Research Center for Molecular System, Kyushu University, 744
Motooka, Nishi-ku, Fukuoka 819-0395, Japan
| | - Kazunari Yoshizawa
- Institute for Materials Chemistry and Engineering and
International Research Center for Molecular System, Kyushu University, 744
Motooka, Nishi-ku, Fukuoka 819-0395, Japan
- Elements Strategy Initiative for Catalysts & Batteries, Kyoto University, Nishi-ku, Kyoto 615-8520, Japan
| | - Kaori Asano
- Comprehensive Analysis Center, The Institute of Scientific
and Industrial Research (ISIR), Osaka University, 8-1 Mihogaoka, Ibaraki, Osaka 567-0057, Japan
| | - Takeyuki Suzuki
- Comprehensive Analysis Center, The Institute of Scientific
and Industrial Research (ISIR), Osaka University, 8-1 Mihogaoka, Ibaraki, Osaka 567-0057, Japan
| | - Shinobu Itoh
- Department
of Material and Life Science, Division of Advanced Science and Biotechnology,
Graduate School of Engineering, Osaka University, 2-1 Yamadaoka, Suita, Osaka 565-0871, Japan
| |
Collapse
|
97
|
|
98
|
Tian JS, Zhu CL, Chen YR, Xu H. Iron-Catalyzed Diastereoselective Intramolecular Olefin Aminobromination with Bromide Ion. SYNTHESIS-STUTTGART 2015; 47:1709-1715. [PMID: 26806984 DOI: 10.1055/s-0034-1378719] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
Abstract
A new iron-catalyzed diastereoselective aminobromination method is reported for both internal and terminal olefins (yield up to 90% and dr up to >20:1). In this transformation, a functionalized hydroxylamine and bromide ion were used as the nitrogen and bromine source, respectively. This method is compatible with a broad range of olefins and provides a convenient approach to synthetically valuable vicinal bromo primary amines. Our studies suggest that both the diastereoselectivity and enantioselectivity for the olefin aminobromination can be controlled by iron catalysts.
Collapse
Affiliation(s)
- Jun-Shan Tian
- Department of Chemistry, Georgia State University, 100 Piedmont Avenue SE, Atlanta, GA 30303, USA
| | - Cheng-Liang Zhu
- Department of Chemistry, Georgia State University, 100 Piedmont Avenue SE, Atlanta, GA 30303, USA
| | - Yun-Rong Chen
- Department of Chemistry, Georgia State University, 100 Piedmont Avenue SE, Atlanta, GA 30303, USA
| | - Hao Xu
- Department of Chemistry, Georgia State University, 100 Piedmont Avenue SE, Atlanta, GA 30303, USA
| |
Collapse
|
99
|
Sakae R, Hirano K, Miura M. Ligand-Controlled Regiodivergent Cu-Catalyzed Aminoboration of Unactivated Terminal Alkenes. J Am Chem Soc 2015; 137:6460-3. [DOI: 10.1021/jacs.5b02775] [Citation(s) in RCA: 163] [Impact Index Per Article: 18.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/23/2022]
Affiliation(s)
- Ryosuke Sakae
- Department of Applied Chemistry,
Faculty of Engineering, Osaka University, Suita, , Osaka 565-0871, Japan
| | - Koji Hirano
- Department of Applied Chemistry,
Faculty of Engineering, Osaka University, Suita, , Osaka 565-0871, Japan
| | - Masahiro Miura
- Department of Applied Chemistry,
Faculty of Engineering, Osaka University, Suita, , Osaka 565-0871, Japan
| |
Collapse
|
100
|
Zhu CL, Tian JS, Gu ZY, Xing GW, Xu H. Iron(II)-catalyzed asymmetric intramolecular olefin aminochlorination using chloride ion. Chem Sci 2015; 6:3044-3050. [PMID: 26807211 PMCID: PMC4719767 DOI: 10.1039/c5sc00221d] [Citation(s) in RCA: 53] [Impact Index Per Article: 5.9] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/20/2015] [Accepted: 03/13/2015] [Indexed: 02/02/2023] Open
Abstract
An iron-catalyzed enantioselective and diastereoselective intramolecular olefin aminochlorination reaction is reported (ee up to 92%, dr up to 15 : 1). In this reaction, a functionalized hydroxylamine and chloride ion are utilized as nitrogen and chlorine sources, respectively. This new method tolerates a range of synthetically valuable internal olefins that are all incompatible with existing asymmetric olefin aminochlorination methods.
Collapse
Affiliation(s)
- Cheng-Liang Zhu
- Department of Chemistry , Georgia State University , 100 Piedmont Avenue SE , Atlanta , Georgia 30303 , USA . ; Fax: +1-404-413-5505 ; Tel: +1-404-413-5553
| | - Jun-Shan Tian
- Department of Chemistry , Georgia State University , 100 Piedmont Avenue SE , Atlanta , Georgia 30303 , USA . ; Fax: +1-404-413-5505 ; Tel: +1-404-413-5553
| | - Zhen-Yuan Gu
- Department of Chemistry , Georgia State University , 100 Piedmont Avenue SE , Atlanta , Georgia 30303 , USA . ; Fax: +1-404-413-5505 ; Tel: +1-404-413-5553
- Department of Chemistry , Beijing Normal University , Beijing , 100875 , China
| | - Guo-Wen Xing
- Department of Chemistry , Beijing Normal University , Beijing , 100875 , China
| | - Hao Xu
- Department of Chemistry , Georgia State University , 100 Piedmont Avenue SE , Atlanta , Georgia 30303 , USA . ; Fax: +1-404-413-5505 ; Tel: +1-404-413-5553
| |
Collapse
|