Bifunctional Squaramide-Catalyzed One-Pot Sequential Michael Addition/Dearomative Bromination: Convenient Access to Optically Active Brominated Pyrazol-5(4H)-ones with Adjacent Quaternary and Tertiary Stereocenters

Control of Diastereoselectivity for Iridium-Catalyzed Allylation of a Prochiral Nucleophile with a Phosphate Counterion

(2013) Wenyong Chen et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Highly Enantioselective Michael Addition of 2-Oxindole- 3-carboxylate Esters to Nitroolefins Promoted by Cinchona Alkaloid-Thiourea-Brønsted Acid Cocatalysts

(2012) Xianjie Chen et al.   ADVANCED SYNTHESIS & CATALYSIS

Enantioselective Organocatalytic Michael Addition of Cyclobutanones to Nitroalkenes

(2012) Damien Mailhol et al.   ADVANCED SYNTHESIS & CATALYSIS

Bispalladacycle-Catalyzed Michael Addition of In Situ Formed Azlactones to Enones

(2012) Manuel Weber et al.   CHEMISTRY-A EUROPEAN JOURNAL

Highly Diastereo- and Enantioselective Organocatalytic One-Pot Sequential 1,4-Addition/Dearomative-Fluorination Transformation

(2012) Feng Li et al.   CHEMISTRY-A EUROPEAN JOURNAL

Chemistry of Pyrazolinones and their Applications

(2012) Wafaa S. Hamama et al.   CURRENT ORGANIC CHEMISTRY

Asymmetric Michael Additions of α-Nitrocyclohexanone to Aryl Nitroalkenes Catalyzed by Natural Amino Acid-Derived Bifunctional Thioureas

(2012) Manuel Jörres et al.   ORGANIC LETTERS

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

(2012) Artur Noole et al.   ORGANIC LETTERS

Interrupted Fischer Indolization Approach toward the Communesin Alkaloids and Perophoramidine

(2012) Alex W. Schammel et al.   ORGANIC LETTERS

Organocatalytic One-Pot Asymmetric Synthesis of 4H,5H-Pyrano[2,3-c]pyrazoles

(2012) Dieter Enders et al.   ORGANIC LETTERS

Direct Catalytic Enantioselective Vinylogous Aldol Reaction of α-Branched Enals with Isatins

(2012) Carlo Cassani et al.   ORGANIC LETTERS

Highly Enantioselective Addition of Enals to Isatin-Derived Ketimines Catalyzed by N-Heterocyclic Carbenes: Synthesis of Spirocyclic γ-Lactams

(2012) Hui Lv et al.   ORGANIC LETTERS

Squaramides: Bridging from Molecular Recognition to Bifunctional Organocatalysis

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

Highly enantioselective cascade synthesis of spiropyrazolones

(2011) Alex Zea et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Organocatalytic enantioselective pyrazol-3-one addition to maleimides: Reactivity and stereochemical course

(2011) Andrea Mazzanti et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Asymmetric α-Amination of 4-Substituted Pyrazolones Catalyzed by a Chiral Gd(OTf)3/N,N′-Dioxide Complex: Highly Enantioselective Synthesis of 4-Amino-5-pyrazolone Derivatives

(2011) Zhigang Yang et al.   ORGANIC LETTERS

Organocatalytic Asymmetric Michael Addition of Pyrazolin-5-ones to Nitroolefins with Bifunctional Thiourea: Stereocontrolled Construction of Contiguous Quaternary and Tertiary Stereocenters

(2010) Yu-Hua Liao et al.   ADVANCED SYNTHESIS & CATALYSIS

Enantioselective Synthesis of β-(3-Hydroxypyrazol-1-yl) Ketones Using an Organocatalyzed Michael Addition Reaction

(2009) Sanjib Gogoi et al.   ORGANIC LETTERS

Organocatalyzed enantioselective synthesis of 6-amino-5-cyanodihydropyrano[2,3-c]pyrazoles

(2009) Sanjib Gogoi et al.   TETRAHEDRON LETTERS