Enantioselective Reaction of 2H-Azirines with Oxazol-5-(4H)-ones Catalyzed by Cinchona Alkaloid Sulfonamide Catalysts

Enantioselective Vinylogous Mannich Reaction of Acyclic Vinylketene Silyl Acetals with Ketimines Using Chiral Bis(imidazoline)–Cu(II) Catalysts

(2020) Shuichi Nakamura et al.   ORGANIC LETTERS

Catalytic Enantioselective Synthesis of N , N ‐Acetals from α‐Dicarbonyl Compounds Using Chiral Imidazoline‐Phosphoric Acid Catalysts

(2020) Shuichi Nakamura et al.   ADVANCED SYNTHESIS & CATALYSIS

Zn-ProPhenol Catalyzed Enantioselective Mannich Reaction of 2H-Azirines with Alkynyl Ketones

(2020) Barry M. Trost et al.   ORGANIC LETTERS

Advances in 2H-azirine chemistry: A seven-year update

(2019) Alexander F. Khlebnikov et al.   TETRAHEDRON

Enantioselective Reaction of 2 H ‐Azirines

(2019) Shuichi Nakamura   Chemistry-An Asian Journal

Recent Advances in Azlactone Transformations

(2019) Isabella F. S. Marra et al.   EUROPEAN JOURNAL OF ORGANIC CHEMISTRY

Copper(I)-catalyzed asymmetric decarboxylative Mannich reaction enabled by acidic activation of 2H-azirines

(2019) Hai-Jun Zhang et al.   Nature Communications

Catalytic Enantioselective Aza-Benzoin Reactions of Aldehydes with 2H -Azirines

(2018) Qiupeng Peng et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Enantioselective aza-Friedel–Crafts reaction of cyclic ketimines with indoles using chiral imidazoline–phosphoric acid catalysts

(2018) Shuichi Nakamura et al.   CHEMICAL COMMUNICATIONS

Enantioselective Trapping of Oxonium Ylides by 3-Hydroxyisoindolinones via a Formal SN1 Pathway for Construction of Contiguous Quaternary Stereocenters

(2018) Zhenghui Kang et al.   ORGANIC LETTERS

Catalytic Enantioselective Reaction of 2H-Azirines with Thiols Using Cinchona Alkaloid Sulfonamide Catalysts

(2018) Shuichi Nakamura et al.   ORGANIC LETTERS

Copper-Catalyzed Asymmetric Addition of Tertiary Carbon Nucleophiles to 2H-Azirines: Access to Chiral Aziridines with Vicinal Tetrasubstituted Stereocenters

(2018) Haipeng Hu et al.   ORGANIC LETTERS

Enantioselective Conjugate Addition of Azlactones to Nitroolefins with a Thiourea-Based Bifunctional Organocatalyst

(2017) Xiaoyu Han et al.   SYNLETT

Organocatalytic Enantioselective Alkylation of Pyrazol-3-ones with Isatin-Derived Ketimines: Stereocontrolled Construction of Vicinal Tetrasubstituted Stereocenters

(2016) Fares Ibrahim Amr et al.   ADVANCED SYNTHESIS & CATALYSIS

Construction of Vicinal Quaternary Stereogenic Centers by Enantioselective Direct Mannich-Type Reaction Using a Chiral Bis(guanidino)iminophosphorane Catalyst

(2016) Tadahiro Takeda et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Enantioselective construction of imidazolines having vicinal tetra-substituted stereocenters by direct Mannich reaction of α-substituted α-isocyanoacetates with ketimines

(2016) Shuichi Nakamura et al.   CHEMICAL COMMUNICATIONS

Asymmetric synthesis of 3,3′-pyrrolidinyl-dispirooxindoles via a one-pot organocatalytic Mannich/deprotection/aza-Michael sequence

(2016) Kun Zhao et al.   CHEMICAL COMMUNICATIONS

Azlactone Reaction Developments

(2016) Pedro P. de Castro et al.   CHEMISTRY-A EUROPEAN JOURNAL

Organocatalytic Enantioselective Aza-Friedel-Crafts Reaction of Cyclic Ketimines with Pyrroles using Imidazolinephosphoric Acid Catalysts

(2016) Shuichi Nakamura et al.   CHEMISTRY-A EUROPEAN JOURNAL

Synthetic Aziridines in Medicinal Chemistry: A Mini-Review

(2016) Girija S. Singh   MINI-REVIEWS IN MEDICINAL CHEMISTRY

Stereoselective Organocatalytic Synthesis of Oxindoles with Adjacent Tetrasubstituted Stereocenters

(2015) Oliver D. Engl et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Organocatalytic Enantioselective Decarboxylative Reaction of Malonic Acid Half Thioesters with CyclicN-Sulfonyl Ketimines by UsingN-Heteroarenesulfonyl Cinchona Alkaloid Amides

(2015) Shuichi Nakamura et al.   CHEMISTRY-A EUROPEAN JOURNAL

Catalytic Asymmetric Construction of Vicinal Tetrasubstituted Stereocenters by the Mannich Reaction of Linear α-Substituted Monothiomalonates with Isatin N-Boc Ketimines

(2015) Teng Liu et al.   JOURNAL OF ORGANIC CHEMISTRY

Regiodivergent Enantioselective γ-Additions of Oxazolones to 2,3-Butadienoates Catalyzed by Phosphines: Synthesis of α,α-Disubstituted α-Amino Acids and N,O-Acetal Derivatives

(2015) Tianli Wang et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Organocatalytic regioselective asymmetric Michael addition of azlactones to o-hydroxy chalcone derivatives

(2015) Shao-Yun Zhang et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Organocatalytic Enantioselective Peroxidation of Ketimines Derived from Isatins

(2015) Shuichi Nakamura et al.   ORGANIC LETTERS

Direct Asymmetric Mannich-Type Reaction of α-Isocyanoacetates with Ketimines using Cinchona Alkaloid/Copper(II) Catalysts

(2014) Masashi Hayashi et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Enantioselective Construction of Vicinal Tetrasubstituted Stereocenters by the Mannich Reaction of Silyl Ketene Imines with Isatin-Derived Ketimines

(2014) Jiannan Zhao et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Highly enantioselective synthesis of bisoxindoles with two vicinal quaternary stereocenters via Lewis base mediated addition of oxindoles to isatin-derived ketimines

(2014) Zhongkai Tang et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Organocatalytic Enantioselective Addition of Thiols to Ketimines Derived from Isatins

(2014) Shuichi Nakamura et al.   ORGANIC LETTERS

Bifunctional N-Heterocyclic Carbene-Catalyzed Highly Enantioselective Synthesis of Spirocyclic Oxindolo-β-lactams

(2014) Han-Ming Zhang et al.   ORGANIC LETTERS

Organocatalyzed enantioselective desymmetrization of aziridines and epoxides

(2013) Ping-An Wang   Beilstein Journal of Organic Chemistry

Enantioselective Synthesis of AG-041R by using N-Heteroarenesulfonyl Cinchona Alkaloid Amides as Organocatalysts

(2012) Noriyuki Hara et al.   CHEMISTRY-A EUROPEAN JOURNAL

Asymmetric Proline-Catalyzed Addition of Aldehydes to 3H-Indol-3-ones: Enantioselective Synthesis of 2,3-Dihydro-1H-indol-3-ones with Quaternary Stereogenic Centers

(2012) Magnus Rueping et al.   HELVETICA CHIMICA ACTA

Organocatalytic Enantioselective Decarboxylative Addition of Malonic Acids Half Thioesters to Isatins

(2011) Noriyuki Hara et al.   ADVANCED SYNTHESIS & CATALYSIS

Construction of contiguous tetrasubstituted chiral carbon stereocenters via direct catalytic asymmetric aldol and mannich-type reactions

(2011) Shigeki Matsunaga et al.   CHEMICAL RECORD

Oxazolones in Organocatalysis, New Tricks for an Old Reagent

(2011) Andrea-Nekane R. Alba et al.   Chemistry-An Asian Journal

Highly stereoselective catalytic conjugate addition of acyl anion equivalent to nitroolefins

(2011) Daisuke Uraguchi et al.   Chemical Science

Enantioselective Organocatalytic Addition of Azlactones to Maleimides: A Highly Stereocontrolled Entry to 2,2-Disubstituted-2H-oxazol-5-ones

(2010) Andrea-Nekane R. Alba et al.   CHEMISTRY-A EUROPEAN JOURNAL

Acyl Phosphonates: Good Hydrogen Bond Acceptors and Ester/Amide Equivalents in Asymmetric Organocatalysis

(2010) Hao Jiang et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Catalytic, Enantioselective Ring Opening of Aziridines

(2009) Christoph Schneider   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Aziridine alkaloids as potential therapeutic agents

(2009) Fyaz M.D. Ismail et al.   EUROPEAN JOURNAL OF MEDICINAL CHEMISTRY

Catalytic Enantioselective Hydrophosphonylation of Ketimines Using Cinchona Alkaloids

(2009) Shuichi Nakamura et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Chiral Organic Ion Pair Catalysts Assembled Through a Hydrogen-Bonding Network

(2009) D. Uraguchi et al.   SCIENCE

Stereoselective syntheses of quaternary substituted α-amino acids using oxazol-5-(4H)-ones

(2009) Robert A. Mosey et al.   TETRAHEDRON-ASYMMETRY