1
|
Inokuma T, Iritani K, Takahara Y, Sun C, Yamaoka Y, Kuwano S, Yamada KI. Remote electronic effect on the N-heterocyclic carbene-catalyzed asymmetric intramolecular Stetter reaction and structural revision of products. Chem Commun (Camb) 2023; 59:5375-5378. [PMID: 36939087 DOI: 10.1039/d3cc00693j] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 03/15/2023]
Abstract
The remote electronic effects of chiral N-heterocyclic carbene catalysts on the asymmetric intramolecular Stetter reaction are investigated. The reaction rate and enantioselectivity were markedly influenced by a substituent at a remote position of the catalyst. The absolute configurations of the products are revised on the basis of X-ray diffraction. Density-functional theory calculations rationalize the improvement of the enantioselectivity using an electron-deficient catalyst.
Collapse
Affiliation(s)
- Tsubasa Inokuma
- Graduate School of Pharmaceutical Sciences, Tokushima University, Shomachi, Tokushima 770-8505, Japan. .,Research Cluster on "Key Material Development", Tokushima University, Shomachi, Tokushima 770-8505, Japan
| | - Kohei Iritani
- Graduate School of Pharmaceutical Sciences, Tokushima University, Shomachi, Tokushima 770-8505, Japan.
| | - Yuki Takahara
- Graduate School of Pharmaceutical Sciences, Tokushima University, Shomachi, Tokushima 770-8505, Japan.
| | - Chunzhao Sun
- Graduate School of Pharmaceutical Sciences, Tokushima University, Shomachi, Tokushima 770-8505, Japan.
| | - Yousuke Yamaoka
- Graduate School of Pharmaceutical Sciences, Kyoto University, Yoshida, Sakyo-ku, Kyoto 606-8501, Japan
| | - Satoru Kuwano
- Graduate School of Pharmaceutical Sciences, Kyoto University, Yoshida, Sakyo-ku, Kyoto 606-8501, Japan
| | - Ken-Ichi Yamada
- Graduate School of Pharmaceutical Sciences, Tokushima University, Shomachi, Tokushima 770-8505, Japan. .,Research Cluster on "Key Material Development", Tokushima University, Shomachi, Tokushima 770-8505, Japan
| |
Collapse
|
2
|
Yamada KI, Yamauchi A, Fujiwara T, Hashimoto K, Wang Y, Kuwano S, Inokuma T. Kinetic Resolution of α‐Hydroxyamide via N‐Heterocyclic Carbene‐Catalyzed Acylation. ASIAN J ORG CHEM 2022. [DOI: 10.1002/ajoc.202200452] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
Affiliation(s)
- Ken-ichi Yamada
- Tokushima University Graduate School of Pharmaceutical Sciences Shomachi 770-8505 Tokushima JAPAN
| | - Akiho Yamauchi
- University of Tokushima: Tokushima Daigaku Graduate School of Pharmaceutical Sciences JAPAN
| | - Tatsuya Fujiwara
- University of Tokushima: Tokushima Daigaku Graduate School of Pharmaceutical Sciences JAPAN
| | - Keiji Hashimoto
- University of Tokushima: Tokushima Daigaku Graduate School of Pharmaceutical Sciences JAPAN
| | - Yinli Wang
- University of Tokushima: Tokushima Daigaku Graduate School of Pharmaceutical Sciences JAPAN
| | - Satoru Kuwano
- Kyoto University: Kyoto Daigaku Graduate School of Pharmaceutical Sciences JAPAN
| | - Tsubasa Inokuma
- University of Tokushima: Tokushima Daigaku Graduate School of Pharmaceutical Sciences JAPAN
| |
Collapse
|
3
|
Wang Y, Yamauchi A, Hashimoto K, Fujiwara T, Inokuma T, Mitani Y, Ute K, Kuwano S, Yamaoka Y, Takasu K, Yamada KI. Enhanced Molecular Recognition through Substrate–Additive Complex Formation in N-Heterocyclic-Carbene-Catalyzed Kinetic Resolution of α-Hydroxythioamides. ACS Catal 2022. [DOI: 10.1021/acscatal.2c01579] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/21/2022]
Affiliation(s)
- Yinli Wang
- Graduate School of Pharmaceutical Sciences, Tokushima University, Shomachi, Tokushima 770-8505, Japan
- Graduate School of Pharmaceutical Sciences, Kyoto University, Yoshida, Sakyo-ku, Kyoto 606-8501, Japan
| | - Akiho Yamauchi
- Graduate School of Pharmaceutical Sciences, Tokushima University, Shomachi, Tokushima 770-8505, Japan
| | - Keiji Hashimoto
- Graduate School of Pharmaceutical Sciences, Tokushima University, Shomachi, Tokushima 770-8505, Japan
| | - Tatsuya Fujiwara
- Graduate School of Pharmaceutical Sciences, Tokushima University, Shomachi, Tokushima 770-8505, Japan
| | - Tsubasa Inokuma
- Graduate School of Pharmaceutical Sciences, Tokushima University, Shomachi, Tokushima 770-8505, Japan
- Research Cluster on “Innovative Chemical Sensing”, Tokushima University,
Shomachi, Tokushima 770-8505, Japan
| | - Yuta Mitani
- Department of Applied Chemistry, Tokushima University, Minamijosanjima, Tokushima 770-8506, Japan
| | - Koichi Ute
- Department of Applied Chemistry, Tokushima University, Minamijosanjima, Tokushima 770-8506, Japan
| | - Satoru Kuwano
- Graduate School of Pharmaceutical Sciences, Kyoto University, Yoshida, Sakyo-ku, Kyoto 606-8501, Japan
| | - Yousuke Yamaoka
- Graduate School of Pharmaceutical Sciences, Kyoto University, Yoshida, Sakyo-ku, Kyoto 606-8501, Japan
| | - Kiyosei Takasu
- Graduate School of Pharmaceutical Sciences, Kyoto University, Yoshida, Sakyo-ku, Kyoto 606-8501, Japan
| | - Ken-ichi Yamada
- Graduate School of Pharmaceutical Sciences, Tokushima University, Shomachi, Tokushima 770-8505, Japan
- Research Cluster on “Innovative Chemical Sensing”, Tokushima University,
Shomachi, Tokushima 770-8505, Japan
| |
Collapse
|
4
|
Yamasaki K, Yamauchi A, Inokuma T, Miyakawa Y, Wang Y, Oriez R, Yamaoka Y, Takasu K, Tanaka N, Kashiwada Y, Yamada K. Mechanistic Support for Intramolecular Migrative Cyclization of Propargyl Sulfones Provided by Catalytic Asymmetric Induction with a Chiral Counter Cation Strategy. ASIAN J ORG CHEM 2021. [DOI: 10.1002/ajoc.202100274] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/29/2022]
Affiliation(s)
- Kohta Yamasaki
- Graduate School of Pharmaceutical Sciences Tokushima University Shomachi, Tokushima 770-8505 Japan
| | - Akiho Yamauchi
- Graduate School of Pharmaceutical Sciences Tokushima University Shomachi, Tokushima 770-8505 Japan
| | - Tsubasa Inokuma
- Graduate School of Pharmaceutical Sciences Tokushima University Shomachi, Tokushima 770-8505 Japan
- Research Cluster on “Innovative Chemical Sensing” Tokushima University Shomachi, Tokushima 770-8505 Japan
| | - Yasunori Miyakawa
- Graduate School of Pharmaceutical Sciences Kyoto University Yoshida, Sakyo-ku, Kyoto 606-8501 Japan
| | - Yinli Wang
- Graduate School of Pharmaceutical Sciences Tokushima University Shomachi, Tokushima 770-8505 Japan
- Graduate School of Pharmaceutical Sciences Kyoto University Yoshida, Sakyo-ku, Kyoto 606-8501 Japan
| | - Raphaël Oriez
- Graduate School of Pharmaceutical Sciences Kyoto University Yoshida, Sakyo-ku, Kyoto 606-8501 Japan
| | - Yousuke Yamaoka
- Graduate School of Pharmaceutical Sciences Kyoto University Yoshida, Sakyo-ku, Kyoto 606-8501 Japan
| | - Kiyosei Takasu
- Graduate School of Pharmaceutical Sciences Kyoto University Yoshida, Sakyo-ku, Kyoto 606-8501 Japan
| | - Naonobu Tanaka
- Graduate School of Pharmaceutical Sciences Tokushima University Shomachi, Tokushima 770-8505 Japan
| | - Yoshiki Kashiwada
- Graduate School of Pharmaceutical Sciences Tokushima University Shomachi, Tokushima 770-8505 Japan
| | - Ken‐ichi Yamada
- Graduate School of Pharmaceutical Sciences Tokushima University Shomachi, Tokushima 770-8505 Japan
- Research Cluster on “Innovative Chemical Sensing” Tokushima University Shomachi, Tokushima 770-8505 Japan
| |
Collapse
|
5
|
Sarkar R, Mukhopadhyay C. Organocatalytic Synthesis of Heterocycles: A Brief Overview Covering Recent Aspects. CURRENT ORGANOCATALYSIS 2021. [DOI: 10.2174/2213337207999201029234021] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
The use of small organic molecules as organocatalysts in organic synthesis has been intensely
studied over the past decade. In this emerging field, considerable studies have led to the introduction
of various efficient organocatalyzed synthetic methods of carbon-carbon and carbon-
heteroatom bond formations. The use of these organocatalysts also showed environmentally benign
reaction conditions compared to the metal-catalyzed transformations. In this review, we paid
special attention to the most recent organocatalytic protocols reported for the synthesis of heterocycles.
The studies have been outlined, depending on the organocatalysts used as: (i) nitrogen-based
molecules as organocatalyst, (ii) NHCs as organocatalyst, and (iii) phosphorus-based molecules as
organocatalysts. The discussion intends to reveal the scope as well as the vitality of organocatalysis
in the area of heterocycle synthesis.
Collapse
Affiliation(s)
- Rajib Sarkar
- Department of Chemistry, University of Calcutta, 92 APC Road, Kolkata-700009, India
| | - Chhanda Mukhopadhyay
- Department of Chemistry, University of Calcutta, 92 APC Road, Kolkata-700009, India
| |
Collapse
|
6
|
Flynn AJ, Ford A, Maguire AR. Synthetic and mechanistic aspects of sulfonyl migrations. Org Biomol Chem 2020; 18:2549-2610. [DOI: 10.1039/c9ob02587a] [Citation(s) in RCA: 17] [Impact Index Per Article: 4.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
Sulfonyl migrations, frequently described as ‘unusual’ or ‘unexpected’, from the last 20 years, including 1,2-, 1,3-, 1,4-, 1,5-, 1,6- and 1,7-sulfonyl shifts, through either radical or polar processes, either inter- or intramolecularly are reviewed.
Collapse
Affiliation(s)
- Aaran J. Flynn
- School of Chemistry
- Analytical and Biological Research Facility
- Synthesis and Solid State Pharmaceutical Centre
- University College Cork
- Cork
| | - Alan Ford
- School of Chemistry
- Analytical and Biological Research Facility
- University College Cork
- Cork
- Ireland
| | - Anita R. Maguire
- School of Chemistry and School of Pharmacy
- Analytical and Biological Research Facility
- Synthesis and Solid State Pharmaceutical Centre
- University College Cork
- Cork
| |
Collapse
|
7
|
Gill DM, Iveson M, Collins I, Jones AM. A Mitsunobu reaction to functionalized cyclic and bicyclic N-arylamines. Tetrahedron Lett 2018. [DOI: 10.1016/j.tetlet.2017.12.017] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
|
8
|
Kang B, Wang Y, Kuwano S, Yamaoka Y, Takasu K, Yamada KI. Site-selective benzoin-type cyclization of unsymmetrical dialdoses catalyzed by N-heterocyclic carbenes for divergent cyclitol synthesis. Chem Commun (Camb) 2017; 53:4469-4472. [DOI: 10.1039/c7cc01191a] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
A highly site-selective NHC-catalyzed benzoin-type cyclization of unsymmetrical dialdoses was achieved.
Collapse
Affiliation(s)
- Bubwoong Kang
- Graduate School of Pharmaceutical Sciences
- Kyoto University
- Kyoto 606-8501
- Japan
| | - Yinli Wang
- Graduate School of Pharmaceutical Sciences
- Kyoto University
- Kyoto 606-8501
- Japan
| | - Satoru Kuwano
- Graduate School of Pharmaceutical Sciences
- Kyoto University
- Kyoto 606-8501
- Japan
| | - Yousuke Yamaoka
- Graduate School of Pharmaceutical Sciences
- Kyoto University
- Kyoto 606-8501
- Japan
| | - Kiyosei Takasu
- Graduate School of Pharmaceutical Sciences
- Kyoto University
- Kyoto 606-8501
- Japan
| | - Ken-ichi Yamada
- Graduate School of Pharmaceutical Sciences
- Kyoto University
- Kyoto 606-8501
- Japan
- Graduate School of Pharmaceutical Sciences
| |
Collapse
|
9
|
Miao M, Luo Y, Xu H, Chen Z, Xu J, Ren H. Solvent-Controlled, Tunable Hydrosulfonylation of 3-Cyclopropylideneprop-2-en-1-ones. Org Lett 2016; 18:4292-5. [DOI: 10.1021/acs.orglett.6b02047] [Citation(s) in RCA: 16] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/04/2023]
Affiliation(s)
- Maozhong Miao
- Department of Chemistry, Zhejiang Sci-Tech University, Hangzhou, Zhejiang 310018, P. R. China
| | - Yi Luo
- Department of Chemistry, Zhejiang Sci-Tech University, Hangzhou, Zhejiang 310018, P. R. China
| | - Huaping Xu
- Department of Chemistry, Zhejiang Sci-Tech University, Hangzhou, Zhejiang 310018, P. R. China
| | - Zhengkai Chen
- Department of Chemistry, Zhejiang Sci-Tech University, Hangzhou, Zhejiang 310018, P. R. China
| | - Jianfeng Xu
- Department of Chemistry, Zhejiang Sci-Tech University, Hangzhou, Zhejiang 310018, P. R. China
| | - Hongjun Ren
- Department of Chemistry, Zhejiang Sci-Tech University, Hangzhou, Zhejiang 310018, P. R. China
| |
Collapse
|