Highly Enantioselective Organocatalytic Michael Addition/Cyclization Cascade Reaction of Ylideneoxindoles with Isothiocyanato Oxindoles: A Formal [3+2] Cycloaddition Approach to Optically Active Bispirooxindole Derivatives

Development of Cascade Reactions for the Concise Construction of Diverse Heterocyclic Architectures

(2012) Liang-Qiu Lu et al.   ACCOUNTS OF CHEMICAL RESEARCH

An organocatalytic Michael-aldol cascade: formal [3+2] annulation to construct enantioenriched spirocyclic oxindole derivatives

(2012) Shu-Wen Duan et al.   CHEMICAL COMMUNICATIONS

Asymmetric synthesis of a structurally and stereochemically complex spirooxindole pyran scaffold through an organocatalytic multicomponent cascade reaction

(2012) Xin Xie et al.   CHEMICAL COMMUNICATIONS

Isatins As Privileged Molecules in Design and Synthesis of Spiro-Fused Cyclic Frameworks

(2012) Girija S. Singh et al.   CHEMICAL REVIEWS

An Organocatalytic Cascade Strategy for the Enantioselective Construction of Spirocyclopentane Bioxindoles Containing Three Contiguous Stereocenters and Two Spiro Quaternary Centers

(2012) Wangsheng Sun et al.   CHEMISTRY-A EUROPEAN JOURNAL

Diastereodivergent Synthesis of 3-Spirocyclopropyl-2-oxindoles through Direct Enantioselective Cyclopropanation of Oxindoles

(2012) Xiaowei Dou et al.   CHEMISTRY-A EUROPEAN JOURNAL

Highly Enantio- and Diastereoselective Generation of Two Quaternary Centers in Spirocyclopropanation of Oxindole Derivatives.

(2012) Artur Noole et al.   CHEMISTRY-A EUROPEAN JOURNAL

Highly Efficient Enantioselective Construction of Bispirooxindoles Containing Three Stereocenters through an Organocatalytic Cascade Michael-Cyclization Reaction

(2012) Hao Wu et al.   CHEMISTRY-A EUROPEAN JOURNAL

Catalytic Asymmetric Michael Addition/Cyclization of Isothiocyanato Oxindoles: Highly Efficient and Versatile Approach for the Synthesis of 3,2′-Pyrrolidinyl Mono- and Bi-spirooxindole Frameworks

(2012) Yi-Ming Cao et al.   CHEMISTRY-A EUROPEAN JOURNAL

Core Scaffold-Inspired Stereoselective Synthesis of Spiropyrazolones via an Organocatalytic Michael/Cyclization Sequence

(2012) Luping Liu et al.   JOURNAL OF ORGANIC CHEMISTRY

Strategies for the enantioselective synthesis of spirooxindoles

(2012) Nicolas R. Ball-Jones et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

N-Heterocyclic Carbene-Catalyzed Three-Component Domino Reaction of Alkynyl Aldehydes with Oxindoles

(2012) Ding Du et al.   ORGANIC LETTERS

Organocatalytic Asymmetric Synthesis of 3-Chlorooxindoles Bearing Adjacent Quaternary–Tertiary Centers

(2012) Artur Noole et al.   ORGANIC LETTERS

Assembly of Spirooxindole Derivatives Containing Four Consecutive Stereocenters via Organocatalytic Michael–Henry Cascade Reactions

(2012) Klaus Albertshofer et al.   ORGANIC LETTERS

Highly Efficient and Stereoselective Construction of Dispiro-[oxazolidine-2-thione]bisoxindoles and Dispiro[imidazolidine-2-thione]bisoxindoles

(2012) Yan-Yan Han et al.   ORGANIC LETTERS

Synthesis of Indolo [1,2-a]Quinoxalines via a Pd-Catalyzed Regioselective C–H Olefination/Cyclization Sequence

(2012) Liang Wang et al.   ORGANIC LETTERS

Visible light induced intermolecular [2+2]-cycloaddition reactions of 3-ylideneoxindoles through energy transfer pathway

(2012) You-Quan Zou et al.   TETRAHEDRON

Brønsted-Acid-Catalyzed Asymmetric Multicomponent Reactions for the Facile Synthesis of Highly Enantioenriched Structurally Diverse Nitrogenous Heterocycles

(2011) Jie Yu et al.   ACCOUNTS OF CHEMICAL RESEARCH

N-Heterocyclic Carbene-Catalyzed Cyclization of Unsaturated Acyl Chlorides and Ketones

(2011) Li-Tao Shen et al.   ADVANCED SYNTHESIS & CATALYSIS

An Easy Entry to Optically Active Spiroindolinones: Chiral Brønsted Acid-Catalysed Pictet-Spengler Reactions of Isatins

(2011) Sara Duce et al.   ADVANCED SYNTHESIS & CATALYSIS

Highly diastereo- and enantioselective NHC-catalyzed [3+2] annulation of enals and isatins

(2011) Li-Hui Sun et al.   CHEMICAL COMMUNICATIONS

Core Structure-Based Design of Organocatalytic [3+2]-Cycloaddition Reactions: Highly Efficient and Stereocontrolled Syntheses of 3,3′-Pyrrolidonyl Spirooxindoles

(2011) Bin Tan et al.   CHEMISTRY-A EUROPEAN JOURNAL

Organocatalytic Michael-Alkylation Cascade: The Enantioselective Nitrocyclopropanation of Oxindoles

(2011) Fabio Pesciaioli et al.   CHEMISTRY-A EUROPEAN JOURNAL

Squaramides: Bridging from Molecular Recognition to Bifunctional Organocatalysis

(2011) José Alemán et al.   CHEMISTRY-A EUROPEAN JOURNAL

Chiral Squaramide-Catalyzed Enantioselective Conjugate Michael Addition of Various Thiols to α,β-Unsaturated N-Acylated Oxazolidin-2-ones

(2011) Le Dai et al.   EUROPEAN JOURNAL OF ORGANIC CHEMISTRY

Highly Efficient Hydrogen-Bonding Catalysis of the Diels–Alder Reaction of 3-Vinylindoles and Methyleneindolinones Provides Carbazolespirooxindole Skeletons

(2011) Bin Tan et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Core-Structure-Motivated Design of a Phosphine-Catalyzed [3 + 2] Cycloaddition Reaction: Enantioselective Syntheses of Spirocyclopenteneoxindoles

(2011) Bin Tan et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Asymmetric Catalysis of Diels–Alder Reactions with in Situ Generated Heterocyclicortho-Quinodimethanes

(2011) Yankai Liu et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Organocatalytic Direct Asymmetric Aldol Reactions of 3-Isothiocyanato Oxindoles to Ketones: Stereocontrolled Synthesis of Spirooxindoles Bearing Highly Congested Contiguous Tetrasubstituted Stereocenters

(2011) Wen-Bing Chen et al.   ORGANIC LETTERS

Chiral Counteranion Synergistic Organocatalysis under High Temperature: Efficient Construction of Optically Pure Spiro[cyclohexanone-oxindole] Backbone

(2011) Yu-Bao Lan et al.   ORGANIC LETTERS

Asymmetric Synthesis of α-Alkyl α-Selenocarbonyl Compounds Catalyzed by Bifunctional Organocatalysts

(2011) Vanesa Marcos et al.   ORGANIC LETTERS

Noncovalent Organocatalysis: A Powerful Tool for the Nucleophilic Epoxidation of α-Ylideneoxindoles

(2011) Chiara Palumbo et al.   ORGANIC LETTERS

Enantioselective Pictet–Spengler reactions of isatins for the synthesis of spiroindolones

(2011) Joseph J. Badillo et al.   TETRAHEDRON LETTERS

Enantioselective Synthesis of Spirocyclic Oxindole-β-lactones via N-Heterocyclic Carbene-Catalyzed Cycloaddition of Ketenes and Isatins

(2010) Xiao-Na Wang et al.   ADVANCED SYNTHESIS & CATALYSIS

Catalytic Asymmetric Synthesis of Oxindoles Bearing a Tetrasubstituted Stereocenter at the C-3 Position

(2010) Feng Zhou et al.   ADVANCED SYNTHESIS & CATALYSIS

Organocatalytic synthesis of spiro compounds via a cascade Michael–Michael-aldol reaction

(2010) Xavier Companyó et al.   CHEMICAL COMMUNICATIONS

Chiral Squaramides as Highly Enantioselective Catalysts for Michael Addition Reactions of 4-Hydroxycoumarins and 4-Hydroxypyrone to β,γ-Unsaturated α-Keto Esters

(2010) Dan-Qian Xu et al.   CHEMISTRY-A EUROPEAN JOURNAL

Organocatalytic Tandem Reaction to Construct Six-Membered Spirocyclic Oxindoles with Multiple Chiral Centres through a Formal [2+2+2] Annulation

(2010) Kun Jiang et al.   CHEMISTRY-A EUROPEAN JOURNAL

An Organocatalytic [3+2] Cyclisation Strategy for the Highly Enantioselective Synthesis of Spirooxindoles

(2010) Arnaud Voituriez et al.   CHEMISTRY-A EUROPEAN JOURNAL

The Squaramide versus Urea Contest for Anion Recognition

(2010) Valeria Amendola et al.   CHEMISTRY-A EUROPEAN JOURNAL

Synthesis of Aziridine- and Oxirane-2-phosphonates Spiro-Fused with Oxindoles

(2010) Tecla Gasperi et al.   EUROPEAN JOURNAL OF ORGANIC CHEMISTRY

Highly Enantioselective Organocatalytic Michael Addition of 2-Hydroxy- 1,4-naphthoquinone to β,γ-Unsaturated α-Oxo Esters

(2010) Yi-Feng Wang et al.   EUROPEAN JOURNAL OF ORGANIC CHEMISTRY

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

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

A Unique Approach to the Concise Synthesis of Highly Optically Active Spirooxazolines and the Discovery of a More Potent Oxindole-Type Phytoalexin Analogue

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

Highly enantioselective synthesis and cellular evaluation of spirooxindoles inspired by natural products

(2010) Andrey P. Antonchick et al.   Nature Chemistry

Catalytic asymmetric 1,3-dipolar cycloaddition of N-unprotected 2-oxoindolin-3-ylidene derivatives and azomethine ylides for the construction of spirooxindole-pyrrolidines

(2010) Tang-Lin Liu et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Highly Enantioselective Michael Addition of Nitroalkanes to Chalcones Using Chiral Squaramides as Hydrogen Bonding Organocatalysts

(2010) Wen Yang et al.   ORGANIC LETTERS

Organocatalytic Asymmetric Formal [4 + 2] Cycloaddition for the Synthesis of Spiro[4-cyclohexanone-1,3′-oxindoline] Derivatives in High Optical Purity

(2010) Qiang Wei et al.   ORGANIC LETTERS

Highly Enantioselective Construction of Spiro[4H-pyran-3,3′-oxindoles] Through a Domino Knoevenagel/Michael/Cyclization Sequence Catalyzed by Cupreine

(2010) Wen-Bing Chen et al.   ORGANIC LETTERS

Organocatalytic Synthesis of Spiro[pyrrolidin-3,3′-oxindoles] with High Enantiopurity and Structural Diversity

(2009) Xiao-Hua Chen et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Asymmetric Syntheses of Oxindole and Indole Spirocyclic Alkaloid Natural Products

(2009) Barry Trost et al.   SYNTHESIS-STUTTGART