Presentations -
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Developmemt of metal-bis-2-aminothiazoline catalyzed enantioselective 1,3-dipolar cycloaddition of nitrones with β,γ-unsaturated α-ketoesters
Shinnosuke Uno, Ryosuke Tsutsumi, Masahiro Yamanaka
[Domestic presentation] The 101st Annual Meeting of Chemical Society of Japan,
2021.03,Oral presentation (general)
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Development of asymmetric bromocyclization of sulfonamide using a new chiral bisguanidine organocatalyst
Takeru Motoyama, Ryosuke Tsutsumi, Masahiro Yamanaka
[Domestic presentation] The 101st Annual Meeting of Chemical Society of Japan,
2021.03,Oral presentation (general)
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Asymmetric Borylation of α,β-Unsaturated Carbonyl Compounds by Using Chiral Bipyridine Ligand with Substrate Recognition Site
Ryosuke Tsutsumi, Rika Taguchi, Kota Hoshi, Masahiro Yamanaka
[Domestic presentation] The 101st Annual Meeting of Chemical Society of Japan,
2021.03,Oral presentation (general)
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A Computational Approach to Design a Novel Guanidine-Urea Bifunctional Organocatalyst and Analyze Transition States in Asymmetric epoxidation of 2,3-Disubstituted 1,4-Naphthoquinone Derivatives
Tatsuya Orihara, Keisuke Hosoya, Ryosuke Tsutsumi, Masahiro Yamanaka, Minami Odagi, Kazuo Nagasawa
[Domestic presentation] The 100th Annual Meeting of Chemical Society of Japan (千葉県) ,
2020.03,Oral presentation (general)
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Computational Study of Reactions of Aryllithiums with S-arylphenothiazinium Ions
Tatsuya Morofuji, Tatsuki Yoshida, Ryosuke Tsutsumi, Masahiro Yamanaka, Naokazu Kano
[Domestic presentation] The 100th Annual Meeting of Chemical Society of Japan (千葉県) ,
2020.03,Oral presentation (general)
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Copper(II)–Bisamidine-Catalyzed Asymmetric Friedel–Crafts Reactions of β,γ-Unsaturated α-Ketoesters with Indoles
Ryosuke Tsutsumi, Tomoki Hasebe, Mizuki Nambu, Masahiro Yamanaka
[Domestic presentation] The 100th Annual Meeting of Chemical Society of Japan (千葉県) ,
2020.03,Oral presentation (general)
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Asymmetric Boration of α,β-Unsaturated Carbonyl Compounds Using Novel Bipyridine-Urea Ligands
Rika Taguchi, Ryosuke Tsutsumi, Masahiro Yamanaka
[Domestic presentation] The 100th Annual Meeting of Chemical Society of Japan (千葉県) ,
2020.03,Oral presentation (general)
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Catalytic Asymmetric Bromolactonization Using Chiral Bisguanidine Catalyst
Ryosuke Tsutsumi, Shun Suzuki, Masahiro Yamanaka
[Domestic presentation] Catalytic Asymmetric Bromolactonization Using Chiral Bisguanidine Catalyst,
2019.12,Poster presentation
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Metal–Bisamidine Catalyzed Asymmetric Friedel–Crafts Reactions for β,γ-Unsaturated α-Ketoesters
Tomoki Hasebe, Mizuki Nambu, Ryosuke Tsutsumi, Masahiro Yamanaka
[International presentation] The 1st International Symposium on Hybrid Catalysis for Enabling Molecular Synthesis on Demand,
2019.05,Poster presentation
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Metal-Bisamidine Catalyzed Asymmetric Friedel–Crafts Reactions for β,γ-Unsaturated α-Ketoesters
Tomoki Hasebe, Ryosuke Tsutsumi, Masahiro Yamanaka
[Domestic presentation] The 99th Annual Meeting of Chemical Society of Japan (兵庫県) ,
2019.03,Poster presentation
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Development of New Chiral 2,2’-Bipyridine Ligands Bearing Prolinol Moieties
Akari Kimura, Ryosuke Tsutsumi, Masahiro Yamanaka
[Domestic presentation] The 99th Annual Meeting of Chemical Society of Japan (兵庫県) ,
2019.03,Poster presentation
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Enantioselective Three-Component Coupling Reaction of α-Ketoesters, Phosphite, and Aldehydes Using Zinc Bisamidinate Catalyst
Tomoaki Takatoku, Ryousuke Tsutsumi, Masahiro Yamanaka
[Domestic presentation] The 99th Annual Meeting of Chemical Society of Japan (兵庫県) ,
2019.03,Poster presentation
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Development of Metal-Bisamidine Catalyzed Asymmetric Vinylogous Mukaiyama Aldol Reaction of α-Ketoesters
Tomomi Kurita, Ryosuke Tsutsumi, Masahiro Yamanaka
[Domestic presentation] The 99th Annual Meeting of Chemical Society of Japan (兵庫県) ,
2019.03,Oral presentation (general)
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CD and CPL Characteristics of Hydrogen-Bonding Complexes Consisting of Chiral Diamines and Achiral Dyes
Taku Isogai, Yaoki Kansaku, Ryosuke Tsutsumi, Masahiro Yamanaka
[Domestic presentation] The 99th Annual Meeting of Chemical Society of Japan (兵庫県) ,
2019.03,Poster presentation
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Control of Chiral Space in Zinc Bisamidinate Catalyzed Asymmetric Addition of Et2Zn to α-Ketoesters
Tomomi Kurita, Ryosuke Tsutsumi, Masahiro Yamanaka
[Domestic presentation] The 98th CSJ Annual Meeting,
2018.03,Poster presentation
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アミジニウム-カルボキシレート塩橋に基づく新規超分子不斉触媒の開発
Chikashi, Yazaki, Ryosuke, Tsutsumi, Masahiro, Yamanaka
[Domestic presentation] The 98th CSJ Annual Meeting,
2018.03,Poster presentation
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Development of new chiral 2,2’-bipyridine ligands bearing corboxamide groups
Akari Kimura, Ryosuke Tsutsumi, Masahiro Yamanaka
[Domestic presentation] The 98th CSJ Annual Meeting,
2018.03,Poster presentation
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Catalytic Asymmetric Oxidation of N-Sulfonylimines Using Hydrogen Peroxide
TSUTSUMI, Ryosuke, URAGUCHI, Daisuke, OOI, Takashi
[Domestic presentation] The 93th Annual Meeting of the Chemical Society of Japan (Shiga) ,
2013.03,Oral presentation (general), The Chemical Society of Japan
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Late-Stage Activation Strategy for Asymmetric Oxidation with Hydrogen Peroxide: Application to the Synthesis of Chiral Oxaziridine
Ryosuke Tsutsumi, Daisuke Uraguchi, Takashi Ooi
[International presentation] Japan-USA Organocatalytic Symposium in Hawaii (2012),
2012.12,Poster presentation
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Catalytic Enantioselective Oxidation of N-Sulfonyl Imines Using Hydrogen Peroxide
Ryosuke Tsutsumi, Daisuke Uraguchi, Takashi Ooi
[International presentation] The Twelfth International Kyoto Conference on New Aspects of Organic Chemistry (IKCOC-12) (Kyoto) ,
2012.11,Poster presentation