Organocatalyzed Enantioselective Decarboxylative Mannich Reaction of β-Ketoacids with Pyrazolinone Ketimines for the Construction of Chiral β-Amino Ketone-Pyrazolinone Derivatives

Synthesis of novel proxyphylline derivatives with dual Anti- Candida albicans and anticancer activity

(2018) Paweł Borowiecki et al.   EUROPEAN JOURNAL OF MEDICINAL CHEMISTRY

Highly Diastereo- and Enantioselective Synthesis of Spiro-tetrahydrofuran-pyrazolones via Organocatalytic Cascade Reaction between γ-Hydroxyenones and Unsaturated Pyrazolones

(2018) Buddhadeb Mondal et al.   JOURNAL OF ORGANIC CHEMISTRY

Organocatalytic Asymmetric Decarboxylative Mannich Reaction of β-Keto Acids with Cyclic α-Ketiminophosphonates: Access to Quaternary α-Aminophosphonates

(2018) Yong-Jie Liu et al.   ORGANIC LETTERS

Mechanochemical electrophilic fluorination of liquid beta-ketoesters

(2018) Joseph L. Howard et al.   TETRAHEDRON

Organocatalytic Enantioselective aza-Friedel-Crafts Reactions of Pyrazolinone Ketimines with Hydroxyindoles and Electron-Rich Phenols

(2018) Zhong-Tao Yang et al.   ADVANCED SYNTHESIS & CATALYSIS

Catalytic Enantioselective Decarboxylative Mannich-Type Reaction of N-Unprotected Isatin-Derived Ketimines

(2018) Masanao Sawa et al.   ORGANIC LETTERS

Stereoselective Coupling of N-tert-Butanesulfinyl Aldimines and β-Keto Acids: Access to β-Amino Ketones

(2017) Alejandro Lahosa et al.   JOURNAL OF ORGANIC CHEMISTRY

Asymmetric Synthesis of Amino-Bis-Pyrazolone Derivatives via an Organocatalytic Mannich Reaction

(2017) Pankaj Chauhan et al.   JOURNAL OF ORGANIC CHEMISTRY

Diastereodivergent and Enantioselective Access to Spiroepoxides via Organocatalytic Epoxidation of Unsaturated Pyrazolones

(2017) Sara Meninno et al.   ORGANIC LETTERS

Organocatalytic Asymmetric Michael/Hemiketalization/Retro-aldol Reaction of α-Nitroketones with Unsaturated Pyrazolones: Synthesis of 3-Acyloxy Pyrazoles

(2017) Rajendra Maity et al.   ORGANIC LETTERS

Enantioselective decarboxylative chlorination of β-ketocarboxylic acids

(2017) Kazutaka Shibatomi et al.   Nature Communications

Asymmetric Hydroxylation of 4-Substituted Pyrazolones Catalyzed by Natural Cinchona Alkaloids

(2016) Fuzhao Xue et al.   ADVANCED SYNTHESIS & CATALYSIS

Asymmetric chlorination of 4-substituted pyrazolones catalyzed by natural cinchona alkaloid

(2016) Xiaoze Bao et al.   CHEMICAL COMMUNICATIONS

Asymmetric, Three-Component, One-Pot Synthesis of Spiropyrazolones and 2,5-Chromenediones from Aldol Condensation/NHC-Catalyzed Annulation Reactions

(2016) Lei Wang et al.   CHEMISTRY-A EUROPEAN JOURNAL

Catalytic Asymmetric Decarboxylative Mannich Reaction of Malonic Acid Half Esters with Cyclic Aldimines: Access to Chiral β-Amino Esters and Chroman-4-amines

(2016) Chun-Man Jia et al.   JOURNAL OF ORGANIC CHEMISTRY

Enantioselective synthesis of spiro[indoline-3,4′-pyrano[2,3-c]pyrazole] derivatives via an organocatalytic asymmetric Michael/cyclization cascade reaction

(2016) Jin Xie et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

H-Bond-Directing Organocatalyst for Enantioselective [4 + 2] Cycloadditions via Dienamine Catalysis

(2016) Shoulei Wang et al.   ORGANIC LETTERS

Stereoselective Synthesis of Fused Aziridines via One-Pot Sequential Decarboxylative Mannich Reaction and Oxidative C–H Amination of Cyclic Imines with β-Ketoacids

(2016) Bo-Nan Lai et al.   ORGANIC LETTERS

Asymmetric Synthesis of Cyclohexane-Fused Drug-Like Spirocyclic Scaffolds Containing Six Contiguous Stereogenic CentersviaOrganocatalytic Cascade Reactions

(2015) Bo Han et al.   ADVANCED SYNTHESIS & CATALYSIS

Asymmetric synthesis of pyrazoles and pyrazolones employing the reactivity of pyrazolin-5-one derivatives

(2015) Pankaj Chauhan et al.   CHEMICAL COMMUNICATIONS

Organocatalytic Enantioselective Decarboxylative Reaction of Malonic Acid Half Thioesters with CyclicN-Sulfonyl Ketimines by UsingN-Heteroarenesulfonyl Cinchona Alkaloid Amides

(2015) Shuichi Nakamura et al.   CHEMISTRY-A EUROPEAN JOURNAL

An Organocatalytic Asymmetric Friedel–Crafts Addition/Fluorination Sequence: Construction of Oxindole–Pyrazolone Conjugates Bearing Vicinal Tetrasubstituted Stereocenters

(2015) Xiaoze Bao et al.   ORGANIC LETTERS

Streocontrolled Construction of Six Vicinal Stereogenic Centers on Spiropyrazolones via Organocascade Michael/Michael/1,2-Addition Reactions

(2014) Pankaj Chauhan et al.   ORGANIC LETTERS

Cyclic Aldimines as Superior Electrophiles for Cu-Catalyzed Decarboxylative Mannich Reaction of β-Ketoacids with a Broad Scope and High Enantioselectivity

(2014) Heng-Xia Zhang et al.   ORGANIC LETTERS

Hydrogen-Bond-Directed Enantioselective Decarboxylative Mannich Reaction of β-Ketoacids with Ketimines: Application to the Synthesis of Anti-HIV Drug DPC 083

(2013) Hai-Na Yuan et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Highly Enantioselective Decarboxylative Mannich Reaction of Malonic Acid Half Oxyesters with Cyclic Trifluoromethyl Ketimines: Synthesis of β-Amino Esters and Anti-HIV Drug DPC 083

(2013) Hai-Na Yuan et al.   CHEMISTRY-A EUROPEAN JOURNAL

Pyrazole containing natural products: Synthetic preview and biological significance

(2013) Vinod Kumar et al.   EUROPEAN JOURNAL OF MEDICINAL CHEMISTRY

Squaramide-catalysed enantioselective Michael addition of pyrazolin-5-ones to nitroalkenes

(2013) Jun-Hua Li et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Asymmetric organocatalytic decarboxylative Mannich reaction using β-keto acids: A new protocol for the synthesis of chiral β-amino ketones

(2012) Chunhui Jiang et al.   Beilstein Journal of Organic Chemistry

Synthesis and properties of some novel pyrazolone-based heterocyclic azo disperse dyes containing a fluorosulfonyl group

(2012) Ajay Singh et al.   DYES AND PIGMENTS

Organocatalyzed Enantioselective Decarboxylative Stereoablation Reaction for the Construction of 3,3′-Disubstituted Oxindoles Using β-Ketoacids and 3-Halooxindoles

(2012) Jian Zuo et al.   JOURNAL OF ORGANIC CHEMISTRY

Enantioselective Construction of 3-Hydroxy Oxindoles via Decarboxylative Addition of β-Ketoacids to Isatins

(2012) Fangrui Zhong et al.   ORGANIC LETTERS

Organocatalytic enantioselective decarboxylative Michael addition of β-ketoacids to α,β-unsaturated ketones

(2012) Young Ku Kang et al.   RSC Advances

Highly Enantioselective Michael Addition of Pyrazolin-5-ones Catalyzed by Chiral Metal/N,N′-Dioxide Complexes: Metal-Directed Switch in Enantioselectivity

(2011) Zhen Wang et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

From 2000 to Mid-2010: A Fruitful Decade for the Synthesis of Pyrazoles

(2011) Santos Fustero et al.   CHEMICAL REVIEWS

Expanding the Utility of Brønsted Base Catalysis: Biomimetic Enantioselective Decarboxylative Reactions

(2011) Yuanhang Pan et al.   CHEMISTRY-A EUROPEAN JOURNAL

Recent Advances in the Chemistry of Pyrazoles. Properties, Biological Activities, and Syntheses

(2011) Andreas Schmidt et al.   CURRENT ORGANIC CHEMISTRY

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

Development of the next generation of HIV-1 integrase inhibitors: Pyrazolone as a novel inhibitor scaffold

(2010) Victor Hadi et al.   BIOORGANIC & MEDICINAL CHEMISTRY LETTERS

Recent advances in the catalytic asymmetric synthesis of β-amino acids

(2010) Barbara Weiner et al.   CHEMICAL SOCIETY REVIEWS