An asymmetric assembly of spirooxindole dihydropyranones through a direct enantioselective organocatalytic vinylogous aldol-cyclization cascade reaction of 3-alkylidene oxindoles with isatins

An asymmetric allylic alkylation reaction of 3-alkylidene oxindoles

(2015) Junjun Feng et al.   CHEMICAL COMMUNICATIONS

Direct asymmetric vinylogous Michael addition of 3-alkylidene oxindoles to chalcones catalyzed by a chiral N,N′-dioxide ytterbium(iii) complex

(2015) Xiao Xiao et al.   CHEMICAL COMMUNICATIONS

Vinylogous Reactivity of Oxindoles Bearing Nonsymmetric 3-Alkylidene Groups

(2015) Nicola Di Iorio et al.   JOURNAL OF ORGANIC CHEMISTRY

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

Asymmetric synthesis of chiral 3,3-disubstituted oxindoles using isatin as starting material

(2015) Ghodsi Mohammadi Ziarani et al.   TETRAHEDRON-ASYMMETRY

Direct and Enantioselective Vinylogous Michael Addition of α-Alkylidenepyrazolinones to Nitroolefins Catalyzed by DualCinchonaAlkaloid Thioureas

(2014) Gloria Rassu et al.   ADVANCED SYNTHESIS & CATALYSIS

Catalytic Asymmetric Tamura Cycloadditions

(2014) Francesco Manoni et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

A catalytic asymmetric hetero-Diels–Alder reaction of olefinic azlactones and isatins: facile access to chiral spirooxindole dihydropyranones

(2014) Tai-Ping Gao et al.   CHEMICAL COMMUNICATIONS

Direct enantioselective vinylogous aldol–cyclization cascade reaction of allyl pyrazoleamides with isatins: asymmetric construction of spirocyclic oxindole–dihydropyranones

(2014) Tian-Ze Li et al.   CHEMICAL COMMUNICATIONS

NHC-catalyzed oxidative γ-addition of α,β-unsaturated aldehydes to isatins: a high-efficiency synthesis of spirocyclic oxindole-dihydropyranones

(2014) Rui Liu et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Highly Enantioselective Organocatalyzed Vinylogous Michael-Type Reaction for the Construction of Trifluoromethylated All-Carbon Quaternary Stereocenters

(2014) Qiao Chen et al.   ORGANIC LETTERS

Organocatalytic Asymmetric Assembly Reactions: Synthesis of Spirooxindoles via Organocascade Strategies

(2014) Daojuan Cheng et al.   ACS Catalysis

Direct Regio-, Diastereo-, and Enantioselective Vinylogous Michael Addition of Prochiral 3-Alkylideneoxindoles to Nitroolefins

(2013) Gloria Rassu et al.   ADVANCED SYNTHESIS & CATALYSIS

N,N′-Dioxide-Scandium(III)-Catalyzed Asymmetric Michael Addition of β,γ-Unsaturated Butenolides to α,β-Unsaturated γ-Keto Esters

(2013) Jie Ji et al.   ADVANCED SYNTHESIS & CATALYSIS

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

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

Asymmetric Synthesis of Congested Spiro-cyclopentaneoxindoles via an Organocatalytic Cascade Reaction

(2013) Artur Noole et al.   JOURNAL OF ORGANIC CHEMISTRY

Beyond Classical Reactivity Patterns: Shifting from 1,4- to 1,6-Additions in Regio- and Enantioselective Organocatalyzed Vinylogous Reactions of Olefinic Lactones with Enals and 2,4-Dienals

(2013) Luca Dell’Amico et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Bifunctional Cinchona Alkaloid/Thiourea Catalyzes Direct and Enantioselective Vinylogous Michael Addition of 3-Alkylidene Oxindoles to Nitroolefins

(2012) Claudio Curti et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Chiral guanidine-catalyzed asymmetric direct vinylogous Michael reaction of α,β-unsaturated γ-butyrolactams with alkylidene malonates

(2012) Yang Yang et al.   CHEMICAL COMMUNICATIONS

Catalytic enantioselective construction of quaternary stereocenters by direct vinylogous Michael addition of deconjugated butenolides to nitroolefins

(2012) Madhu Sudan Manna 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

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

Organocatalytic asymmetric direct vinylogous Michael addition of α,β-unsaturated γ-butyrolactam to nitroolefins

(2012) Abhijnan Ray Choudhury et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Organocatalytic Asymmetric Vinylogous Aldol Reactions

(2012) Vishnumaya Bisai   SYNTHESIS-STUTTGART

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

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

Highly Diastereo- and Enantioselective Synthesis of 5-Substituted 3-Pyrrolidin-2-ones: Vinylogous Michael Addition under Multifunctional Catalysis

(2011) Huicai Huang et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Silver catalyzed intramolecular cyclization for synthesis of 3-alkylideneoxindoles via C–H functionalization

(2011) Hong-Li Wang et al.   CHEMICAL COMMUNICATIONS

The Vinylogous Aldol and Related Addition Reactions: Ten Years of Progress†

(2011) Giovanni Casiraghi et al.   CHEMICAL REVIEWS

The Organocatalytic Vinylogous Aldol Reaction: Recent Advances

(2011) Sunil V. Pansare et al.   CHEMISTRY-A EUROPEAN JOURNAL

3-Alkenyl-2-silyloxyindoles: An Enabling, Yet Understated Progeny of Vinylogous Carbon Nucleophiles

(2011) Gloria Rassu et al.   EUROPEAN JOURNAL OF ORGANIC CHEMISTRY

Organocatalytic Direct Asymmetric Vinylogous Michael Reaction of an α,β-Unsaturated γ-Butyrolactam with Enones

(2011) Yong Zhang et al.   JOURNAL OF ORGANIC CHEMISTRY

Enantioselective Direct Vinylogous Michael Addition of Functionalized Furanones to Nitroalkenes Catalyzed by an Axially Chiral Guanidine Base

(2011) Masahiro Terada et al.   ORGANIC LETTERS

Bifunctional 3,3′-Ph2-BINOL-Mg Catalyzed Direct Asymmetric Vinylogous Michael Addition of α,β-Unsaturated γ-Butyrolactam

(2011) Li Lin et al.   ORGANIC LETTERS

Highly Enantioselective Direct Vinylogous Michael Addition of γ-Butenolide to Enals

(2011) Adrien Quintard et al.   ORGANIC LETTERS

Efficient direct asymmetric vinylogous Michael addition reactions of γ-butenolides to chalcones catalyzed by vicinal primary-diamine salts

(2010) Junfeng Wang et al.   CHEMICAL COMMUNICATIONS

Asymmetric vinylogous Michael reaction of α,β-unsaturated ketones with γ-butenolide under multifunctional catalysis

(2010) Huicai Huang et al.   CHEMICAL COMMUNICATIONS

3-Alkenyl-oxindoles: Natural Products, Pharmaceuticals, and Recent Synthetic Advances in Tandem/Telescoped Approaches

(2010) Alessia Millemaggi et al.   EUROPEAN JOURNAL OF ORGANIC CHEMISTRY

Direct Catalytic Asymmetric Vinylogous Mannich-Type and Michael Reactions of an α,β-Unsaturated γ-Butyrolactam under Dinuclear Nickel Catalysis

(2010) Nicholas E. Shepherd et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

α,α-Dicyanoalkenes: versatile vinylogous nucleophiles for organic synthesis

(2009) Hai-Lei Cui et al.   CHEMICAL COMMUNICATIONS

Direct Asymmetric Michael Addition to Nitroalkenes: Vinylogous Nucleophilicity under Dinuclear Zinc Catalysis

(2009) Barry M. Trost 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

Advances in Exploring Heterocyclic Dienoxysilane Nucleophiles in Asymmetric Synthesis

(2009) Giovanni Casiraghi et al.   SYNLETT

Organocatalytic and Enantioselective Direct Vinylogous Michael Addition to Maleimides

(2008) Jun Lu et al.   ADVANCED SYNTHESIS & CATALYSIS

Organocatalytic asymmetric vinylogous addition to quinones – formation of optically active α-aryl ketones

(2008) José Alemán et al.   CHEMICAL COMMUNICATIONS