Organocatalytic asymmetric desymmetrization: efficient construction of spirocyclic oxindoles bearing a unique all-carbon quaternary stereogenic center via sulfa-Michael addition

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

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

Highly Efficient Catalytic Asymmetric Sulfa-Michael Addition of Thiols to trans-4,4,4-Trifluorocrotonoylpyrazole

(2012) Xiu-Qin Dong et al.   ADVANCED SYNTHESIS & CATALYSIS

Enantioselective Synthesis of α-Alkylidene-γ-Butyrolactones: Intramolecular Rauhut-Currier Reaction Promoted by Acid/Base Organocatalysts

(2012) Shinobu Takizawa et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

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

(2012) Renato Dalpozzo et al.   CHEMICAL SOCIETY REVIEWS

“Organo-Metal” Synergistic Catalysis: The 1+1>2 Effect for the Construction of Spirocyclopentene Oxindoles

(2012) Wangsheng Sun 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

Diastereo- and Enantioselective [3 + 2] Cycloaddition Reaction of Morita–Baylis–Hillman Carbonates of Isatins with N-Phenylmaleimide Catalyzed by Me-DuPhos

(2012) Yan Wang et al.   JOURNAL OF ORGANIC CHEMISTRY

Enantioselective Baeyer–Villiger Oxidation: Desymmetrization of Meso Cyclic Ketones and Kinetic Resolution of Racemic 2-Arylcyclohexanones

(2012) Lin Zhou et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

An Asymmetric Synthesis of 1,2,4-Trioxane Anticancer Agents via Desymmetrization of Peroxyquinols through a Brønsted Acid Catalysis Cascade

(2012) David M. Rubush et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Asymmetric Catalytic 1,3-Dipolar Cycloaddition Reaction of Nitrile Imines for the Synthesis of Chiral Spiro-Pyrazoline-Oxindoles

(2012) Gang Wang et al.   ORGANIC LETTERS

Highly Enantioselective [3+2] Annulation of Morita-Baylis-Hillman Adducts Mediated by L-Threonine-Derived Phosphines: Synthesis of 3-Spirocyclopentene-2-oxindoles having Two Contiguous Quaternary Centers

(2011) Fangrui Zhong et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

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

Catalytic Asymmetric Construction of Spirocyclopentaneoxindoles by a Combined Ru-Catalyzed Cross-Metathesis/Double Michael Addition Sequence

(2011) Ying-Mei Li et al.   ORGANIC LETTERS

Organocatalytic Asymmetric Sulfa-Michael Addition of Thiols to 4,4,4-Trifluorocrotonates

(2011) Xiu-Qin Dong et al.   ORGANIC LETTERS

Highly Enantioselective One-Pot Synthesis of Spirocyclopentaneoxindoles Containing the Oxime Group by Organocatalyzed Michael Addition/ISOC/Fragmentation Sequence

(2011) Xiang Li et al.   ORGANIC LETTERS

Desymmetrization of cyclohexadienones via cinchonine derived thiourea-catalyzed enantioselective aza-Michael reaction and total synthesis of (-)-Mesembrine

(2011) Qing Gu et al.   Chemical Science

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

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

Highly organocatalytic asymmetric Michael–ketone aldol–dehydration domino reaction: straightforward approach to construct six-membered spirocyclic oxindoles

(2010) Liang-Liang Wang et al.   CHEMICAL COMMUNICATIONS

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

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

Desymmetrization of Cyclohexadienones via Brønsted Acid-Catalyzed Enantioselective Oxo-Michael Reaction

(2010) Qing Gu et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

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

Chiral Brønsted Acid Catalyzed Asymmetric Baeyer–Villiger Reaction of 3-Substituted Cyclobutanones by Using Aqueous H2O2

(2008) Senmiao Xu et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Isolation, Structure Elucidation, and Biomimetic Total Synthesis of Versicolamide B, and the Isolation of Antipodal (−)-Stephacidin A and (+)-Notoamide B fromAspergillus versicolor NRRL 35600

(2008) Thomas J. Greshock et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Asymmetric catalysis with bifunctional cinchona alkaloid-based urea and thiourea organocatalysts

(2008) Stephen J. Connon   CHEMICAL COMMUNICATIONS

Chiral amine-thioureas bearing multiple hydrogen bonding donors: highly efficient organocatalysts for asymmetric Michael addition of acetylacetone to nitroolefins

(2008) Chun-Jiang Wang et al.   CHEMICAL COMMUNICATIONS

Highlyanti-Selective Asymmetric Nitro-Mannich Reactions Catalyzed by Bifunctional Amine-Thiourea-Bearing Multiple Hydrogen-Bonding Donors

(2008) Chun-Jiang Wang et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY