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

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

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

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

One-Step Synthesis of Highly Functionalized Monofluorinated Cyclopropanes from Electron-Deficient Alkenes

(2012) Pavel Ivashkin 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

Enantioselective synthesis of nitrocyclopropanes via conjugate addition of bromomalonate to nitroalkenes catalyzed by Ni(II) complexes

(2012) Hyun Joo Lee et al.   TETRAHEDRON LETTERS

Organocatalytic Michael-Alkylation Cascade: The Enantioselective Nitrocyclopropanation of Oxindoles

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

Rhodium(II) acetate-catalyzed stereoselective synthesis, SAR and anti-HIV activity of novel oxindoles bearing cyclopropane ring

(2011) Garima Kumari et al.   EUROPEAN JOURNAL OF MEDICINAL CHEMISTRY

Asymmetric Quadruple Aminocatalytic Domino Reactions to Fused Carbocycles Incorporating a Spirooxindole Motif

(2010) Kun Jiang 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

Cinchona Alkaloids in Asymmetric Organocatalysis

(2010) Tommaso Marcelli et al.   SYNTHESIS-STUTTGART

Diastereoselective synthesis of strained spiro-cyclopropanooxindoles from cyclic diazoamides

(2010) Sengodagounder Muthusamy et al.   TETRAHEDRON LETTERS

Targeting Structural and Stereochemical Complexity by Organocascade Catalysis: Construction of Spirocyclic Oxindoles Having Multiple Stereocenters

(2009) Giorgio Bencivenni et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

One-Pot Organocatalytic Domino Michael/α-Alkylation Reactions: Direct Catalytic Enantioselective Cyclopropanation and Cyclopentanation Reactions

(2008) Ismail Ibrahem et al.   CHEMISTRY-A EUROPEAN JOURNAL

Palladium-catalyzed cyclopropanation of electron-deficient olefins with aryldiazocarbonyl compounds

(2008) Shufeng Chen et al.   TETRAHEDRON LETTERS