N-Heterocyclic carbene-catalyzed [4 + 2] cyclization of α,β-unsaturated carboxylic acids bearing γ-H with isatins: an enantioselective synthesis of spirocyclic oxindole–dihydropyranones

NHC-catalyzed activation of α,β-unsaturated N-acyltriazoles: an easy access to dihydropyranones

(2015) Qijian Ni et al.   CHEMICAL COMMUNICATIONS

Organocatalytic Reactions Enabled by N-Heterocyclic Carbenes

(2015) Darrin M. Flanigan et al.   CHEMICAL REVIEWS

Recent advances in employing homoenolates generated by N-heterocyclic carbene (NHC) catalysis in carbon–carbon bond-forming reactions

(2015) Rajeev S. Menon et al.   CHEMICAL SOCIETY REVIEWS

An NHC-Catalyzed In Situ Activation Strategy to β-Functionalize Saturated Carboxylic Acid: An Enantioselective Formal [3+2] Annulation for Spirocyclic Oxindolo-γ-butyrolactones

(2015) Yuanwei Xie et al.   CHEMISTRY-A EUROPEAN JOURNAL

Enantioselective Assembly of Spirocyclic Oxindole-dihydropyranones through NHC-Catalyzed Cascade Reaction of Isatins with N-Hydroxybenzotriazole Esters of α,β-Unsaturated Carboxylic Acid

(2015) Yonglei Que et al.   JOURNAL OF ORGANIC CHEMISTRY

N-heterocyclic carbene-catalyzed [4 + 2] cyclization of 2-bromo-2-enal with 3-alkylenyloxindoles: efficient assembly of spirocarbocyclic oxindole

(2015) Yuanwei Xie et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Enantioselective annulation of enals with 2-naphthols by triazolium salts derived from l-phenylalanine

(2015) Guo-Tai Li et al.   Chemical Science

On the Mechanism of N-Heterocyclic Carbene-Catalyzed Reactions Involving Acyl Azoliums

(2014) Jessada Mahatthananchai et al.   ACCOUNTS OF CHEMICAL RESEARCH

Asymmetric Synthesis of Highly Substituted β-Lactones through Oxidative Carbene Catalysis with LiCl as Cooperative Lewis Acid

(2014) Srikrishna Bera et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

N-Heterocyclic Carbene Catalyzed Formal [3+2] Annulation Reaction of Enals: An Efficient Enantioselective Access to Spiro-Heterocycles

(2014) Chang Guo et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

N-Heterocyclic Carbene Catalyzed Cyclocondensation of α,β-Unsaturated Carboxylic Acids: Enantioselective Synthesis of Pyrrolidinone and Dihydropyridinone Derivatives

(2014) Xiang-Yu Chen et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

N-Heterocyclic Carbene-Catalyzed All Carbon-[4+2] Cyclocondensation ofα,β-Unsaturated Acyl Chlorides with 3-Alkylenyloxindoles

(2014) Litao Shen et al.   CHINESE JOURNAL OF CHEMISTRY

N-Heterocyclic Carbene Catalysis as a Tool for Gaining Access to the 3,4-Dihydropyran-2-one Skeleton

(2014) Domenico C. M. Albanese et al.   EUROPEAN JOURNAL OF ORGANIC CHEMISTRY

N-Heterocyclic Carbene Catalyzed Switchable Reactions of Enals with Azoalkenes: Formal [4 + 3] and [4 + 1] Annulations for the Synthesis of 1,2-Diazepines and Pyrazoles

(2014) Chang Guo et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Enantioselective Annulations for Dihydroquinolones by in Situ Generation of Azolium Enolates

(2014) Anna Lee et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

N-Heterocyclic Carbene Catalyzed Annulation of Enals to Aurone Analogs: Synthesis of Cyclopentene-Fused Spirobenzofuran-3-ones

(2014) K. C. Seetha Lakshmi et al.   ORGANIC LETTERS

N-Heterocyclic Carbene/Lewis Acid Strategy for the Stereoselective Synthesis of Spirocyclic Oxindole–Dihydropyranones

(2014) Zhaoxin Xiao et al.   ORGANIC LETTERS

Facile Synthesis of γ-Ketophosphonates by an Intermolecular Stetter Reaction onto Vinylphosphonates

(2014) Atanu Patra et al.   ORGANIC LETTERS

Organocatalytic Asymmetric Assembly Reactions: Synthesis of Spirooxindoles via Organocascade Strategies

(2014) Daojuan Cheng et al.   ACS Catalysis

Recent Advances in Asymmetric Organocatalytic Construction of 3,3′-Spirocyclic Oxindoles

(2013) Liang Hong et al.   ADVANCED SYNTHESIS & CATALYSIS

N-Heterocyclic Carbene Catalyzed [4+3] Annulation of Enals ando-Quinone Methides: Highly Enantioselective Synthesis of Benzo-ε-Lactones

(2013) Hui Lv et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Functionalization of Benzylic C(sp3)H Bonds of Heteroaryl Aldehydes through N-Heterocyclic Carbene Organocatalysis

(2013) Xingkuan Chen et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

NHC-Catalyzed Hydroacylation of Styrenes

(2013) Michael Schedler et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Asymmetric Synthesis of Druglike Six-Membered Spirooxindoles through an Amino Enyne Catalysis

(2013) D. B. Ramachary et al.   ORGANIC LETTERS

Metal-Free Oxidative Spirocyclization of Hydroxymethylacrylamide with 1,3-Dicarbonyl Compounds: A New Route to Spirooxindoles

(2013) Hua Wang et al.   ORGANIC LETTERS

Organocatalytic Enantioselective γ-Aminoalkylation of Unsaturated Ester: Access to Pipecolic Acid Derivatives

(2013) Jianfeng Xu et al.   ORGANIC LETTERS

Catalytic Asymmetric Intermolecular Stetter Reactions of Enolizable Aldehydes with Nitrostyrenes: Computational Study Provides Insight into the Success of the Catalyst

(2012) Daniel A. DiRocco et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Desymmetrization of cyclohexadienones viad-camphor-derived triazolium salt catalyzed intramolecular Stetter reaction

(2012) Min-Qiang Jia 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

Organocatalytic umpolung: N-heterocyclic carbenes and beyond

(2012) Xavier Bugaut et al.   CHEMICAL SOCIETY REVIEWS

Recent advances in organocatalytic methods for the synthesis of disubstituted 2- and 3-indolinones

(2012) Renato Dalpozzo et al.   CHEMICAL SOCIETY REVIEWS

Highly Enantioselective Intermolecular Stetter Reaction of Simple Acrylates: Synthesis of α-Chiral γ-Ketoesters

(2012) Nathalie E. Wurz et al.   CHEMISTRY-A EUROPEAN JOURNAL

N-Heterocyclic-Carbene-Catalyzed Reaction of α-Bromo-α,β-Unsaturated Aldehyde or α,β-Dibromoaldehyde with Isatins: An Efficient Synthesis of Spirocyclic Oxindole-Dihydropyranones

(2012) Changsheng Yao et al.   CHEMISTRY-A EUROPEAN JOURNAL

N-Heterocyclic Carbene Catalyzed Reactions of α-Bromo-α,β-unsaturated Aldehydes/α,β-Dibromoaldehydes with 1,3-Dinucleophilic Reagents

(2012) Changsheng Yao et al.   CHEMISTRY-A EUROPEAN JOURNAL

Oxidative γ-Addition of Enals to Trifluoromethyl Ketones: Enantioselectivity Control via Lewis Acid/N-Heterocyclic Carbene Cooperative Catalysis

(2012) Junming Mo et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Strategies for the enantioselective synthesis of spirooxindoles

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

Extending NHC-Catalysis: Coupling Aldehydes with Unconventional Reaction Partners

(2011) Akkattu T. Biju 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

N-Heterocyclic Carbene Catalyzed Domino Reactions

(2011) André Grossmann et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Dioxindole in Asymmetric Catalytic Synthesis: Routes to Enantioenriched 3-Substituted 3-Hydroxyoxindoles and the Preparation of Maremycin A

(2011) Giulia Bergonzini et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Peptide Coupling Reagents, More than a Letter Soup

(2011) Ayman El-Faham et al.   CHEMICAL REVIEWS

N-Heterocyclic Carbene Catalyzed Reaction of Phthalaldehydes: Controllable Stereoselective Synthesis of Polyhydroxylated Spiro- and Fused Indenones Dictated by the Structure of NHC Catalysts

(2011) Ying Cheng et al.   JOURNAL OF ORGANIC CHEMISTRY

Highly Stereoselective Brønsted Acid Catalyzed Synthesis of Spirooxindole Pyrans

(2011) Jingqi Wang et al.   ORGANIC LETTERS

Cooperative Lewis acid/N-heterocyclic carbene catalysis

(2011) Daniel T. Cohen et al.   Chemical Science

Stereoselective Synthesis of Spirooxindoles by Palladium-Catalyzed Decarboxylative Cyclization of γ-Methylidene-δ-valerolactones with Isatins

(2009) Ryo Shintani et al.   ORGANIC LETTERS

Stereoselective Synthesis of Spirocyclic Oxindoles via Prins Cyclizations

(2009) M. Paola Castaldi et al.   ORGANIC LETTERS

Enantioselective Synthesis of Spirocyclic Benzopyranones by Rhodium‐Catalyzed Intermolecular [4+2] Annulation

(2008) Daiki Hojo et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Enantiospecific Synthesis of (+)-Alstonisine via a Stereospecific Osmylation Process(1)

(2008) Jie Yang et al.   JOURNAL OF NATURAL PRODUCTS