論文 Enantioselective synthesis of 8-azabicyclo[3.2.1]octanes via asymmetric 1,3-dipolar cycloadditions of cyclic azomethine ylides using a dual catalytic system CHEMICAL COMMUNICATIONS,55(11):1552-1555 2019 Author:Suga, Hiroyuki; Yoshiwara, Masahiro; Yamaguchi, Takaaki; Bando, Takashi; Taguchi, Mizuki; Inaba, Ayano; Goto, Yuichi; Kikuchi, Ayaka; Itoh, Kennosuke; Toda, Yasunori;
Use of trichloroacetonitrile as a hydrogen chloride generator for ring-opening reactions of aziridines ORGANIC & BIOMOLECULAR CHEMISTRY,17(15):3825-3829 2019 Author:Toda, Yasunori; Matsuda, Riki; Gomyou, Shuto; Suga, Hiroyuki;
4-Hydroxymethyl-substituted oxazolidinone synthesis by tetraarylphosphonium salt-catalyzed reactions of glycidols with isocyanates CHEMICAL COMMUNICATIONS,55(41):5761-5764 2019 Author:Toda, Yasunori; Tanaka, Shoya; Gomyou, Shuto; Kikuchi, Ayaka; Suga, Hiroyuki;
Enantioselective Cycloadditions between Aliphatic Nitrile Oxides and 2-Hydroxystyrenes Catalyzed by Chiral Amine-Urea HETEROCYCLES,97(1):147-150 2018 Author:Toda, Yasunori; Koyama, Masato; Esaki, Hiroyoshi; Fukushima, Kazuaki; Suga, Hiroyuki;
Efficient generation of an oxidopyrylium ylide using a Pd catalyst and its [5+2] cycloadditions with several dipolarophiles CHEMICAL COMMUNICATIONS,54(9):1109-1112 2018 Author:Suga, Hiroyuki; Iwai, Taichi; Shimizu, Masahiro; Takahashi, Kie; Toda, Yasunori;
Three-Component Reactions of Diazoesters, Aldehydes, and Imines Using a Dual Catalytic System Consisting of a Rhodium(II) Complex and a Lewis Acid ORGANIC LETTERS,20(9):2659-2662 2018 Author:Toda, Yasunori; Kaku, Wakatake; Tsuruoka, Makoto; Shinogaki, Sho; Abe, Tomoka; Kamiya, Hideaki; Kikuchi, Ayaka; Itoh, Kennosuke; Suga, Hiroyuki;
Triethylamine Enables Catalytic Generation of Oxidopyrylium Ylides for [5+2] Cycloadditions with Alkenes: An Efficient Entry to 8-Oxabicyclo[3.2.1]octane Frameworks ADVANCED SYNTHESIS & CATALYSIS,360(12):2377-2381 2018 Author:Toda, Yasunori; Shimizu, Masahiro; Iwai, Taichi; Suga, Hiroyuki;
Amine-Urea-Mediated Asymmetric Cycloadditions between Nitrile Oxides and o-Hydroxystyrenes by Dual Activation ANGEWANDTE CHEMIE-INTERNATIONAL EDITION,56(39):11936-11939 2017 Author:Suga, Hiroyuki; Hashimoto, Yohei; Toda, Yasunori; Fukushima, Kazuaki; Esaki, Hiroyoshi; Kikuchi, Ayaka;
A Phosphonium Ylide as an Ionic Nucleophilic Catalyst for Primary Hydroxyl Group Selective Acylation of Diols ACS CATALYSIS,7(9):6150-6154 2017 Author:Toda, Yasunori; Sakamoto, Tomoyuki; Komiyama, Yutaka; Kikuchi, Ayaka; Suga, Hiroyuki;
Tetraarylphosphonium Salt-Catalyzed Synthesis of Oxazolidinones from Isocyanates and Epoxides ORGANIC LETTERS,19(21):5786-5789 2017 Author:Toda, Yasunori; Gomyou, Shuto; Tanaka, Shoya; Komiyama, Yutaka; Kikuchi, Ayaka; Suga, Hiroyuki;
Enantioconvergent Nucleophilic Substitution Reaction of Racemic Alkyne-Dicobalt Complex (Nicholas Reaction) Catalyzed by Chiral Bronsted Acid JOURNAL OF THE AMERICAN CHEMICAL SOCIETY,138(34):11038-11043 2016 Author:Terada, Masahiro; Ota, Yusuke; Li, Feng; Toda, Yasunori; Kondoh, Azusa;
Tetraarylphosphonium Salt-Catalyzed Carbon Dioxide Fixation at Atmospheric Pressure for the Synthesis of Cyclic Carbonates ACS CATALYSIS,6(10):6906-6910 2016 Author:Toda, Yasunori; Komiyama, Yutaka; Kikuchi, Ayaka; Suga, Hiroyuki;
Chiral Lewis Acid-Catalyzed Enantioselective Cycloadditions between Indoles and Cyclic Carbonyl Ylides Derived from Diazodiketone or Diazoketoester Derivatives JOURNAL OF ORGANIC CHEMISTRY,80(13):6687-6696 2015 Author:Suga, Hiroyuki; Sekikawa, Yurie; Misawa, Shunta; Kinugawa, Daito; Oda, Rinnosuke; Itoh, Kennosuke; Toda, Yasunori; Kiyono, Ryotaro;
Chiral Silver Phosphate Catalyzed Transformation of ortho-Alkynylaryl Ketones into 1H-Isochromene Derivatives through an Intramolecular-Cyclization/Enantioselective-Reduction Sequence ANGEWANDTE CHEMIE-INTERNATIONAL EDITION,53(1):235-239 2014 Author:Terada, Masahiro; Li, Feng; Toda, Yasunori;
Mechanistic Studies of Highly Enantio- and Diastereoselective Aza-Petasis-Ferrier Rearrangement Catalyzed by Chiral Phosphoric Acid JOURNAL OF THE AMERICAN CHEMICAL SOCIETY,136(19):7044-7057 2014 Author:Terada, Masahiro; Komuro, Takazumi; Toda, Yasunori; Korenaga, Toshinobu;
Secondary stereocontrolling interactions in chiral Bronsted acid catalysis: study of a Petasis-Ferrier-type rearrangement catalyzed by chiral phosphoric acids CHEMICAL SCIENCE,5(9):3515-3523 2014 Author:Kanomata, Kyohei; Toda, Yasunori; Shibata, Yukihiro; Yamanaka, Masahiro; Tsuzuki, Seiji; Gridnev, Ilya D.; Terada, Masahiro;
Bronsted Acid Catalyzed Phosphoramidic Acid Additions to Alkenes: Diastereo- and Enantioselective Halogenative Cyclizations for the Synthesis of C- and P-Chiral Phosphoramidates JOURNAL OF THE AMERICAN CHEMICAL SOCIETY,136(42):14734-14737 2014 Author:Toda, Yasunori; Pink, Maren; Johnston, Jeffrey N.;
Relay Catalysis by a Ruthenium Complex-Chiral Bronsted Acid Binary Sytem for Ternary Reaction Sequence Involving Enantioselective Pictet-Spengler-Type Cyclization as the Key Step SYNLETT,24(6):752-756 2013 Author:Toda, Yasunori; Terada, Masahiro;
Chiral Anion Catalysis in the Enantioselective 1,4-Reduction of the 1-Benzopyrylium Ion as a Reactive Intermediate CHEMISTRY-A EUROPEAN JOURNAL,19(41):13658-13662 2013 Author:Terada, Masahiro; Yamanaka, Takuto; Toda, Yasunori;
Relay Catalysis Using a Rhodium Complex/Chiral Bronsted Acid Binary System: Enantioselective Reduction of a Carbonyl Ylide as the Reactive Intermediate ANGEWANDTE CHEMIE-INTERNATIONAL EDITION,51(9):2093-2097 2012 Author:Terada, Masahiro; Toda, Yasunori;
Double Bond Isomerization/Enantioselective Aza-Petasis-Ferrier Rearrangement Sequence as an Efficient Entry to Anti- and Enantioenriched beta-Amino Aldehydes JOURNAL OF THE AMERICAN CHEMICAL SOCIETY,131(18):6354-6355 2009 Author:Terada, Masahiro; Toda, Yasunori;
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