Enantioselective Organocatalytic Mannich Reaction and Fluorination Sequence of Pyrazolones to Isatin‐derived Ketimines

Porous Carbon Nanosheet-Supported Chiral Squaramide for Highly Enantioselective Friedel-Crafts Reaction

(2018) Liyuan Zhao et al.   ChemCatChem

Enantioselective Decarboxylative Alkylation of β-Keto Acids to ortho-Quinone Methides as Reactive Intermediates: Asymmetric Synthesis of 2,4-Diaryl-1-benzopyrans

(2018) Hyun Jung Jeong et al.   ORGANIC LETTERS

Asymmetric Michael Addition of Pyrazolones to β,γ-Unsaturated α-Keto Esters Catalyzed by Binaphthyl-modified Thiourea

(2018) You Sun Kim et al.   BULLETIN OF THE KOREAN CHEMICAL SOCIETY

Organocatalytic asymmetric conjugate addition of 2-fluoro-1,3-diketones to nitroalkenes

(2017) Yubin Kim et al.   JOURNAL OF FLUORINE CHEMISTRY

Switching the Enantioselectivities in Michael Addition of Pyrazolin-5-Ones to Nitroolefins by Benzoylthiourea Organocatalysts

(2017) Zhenyu Wang et al.   ChemistrySelect

Enantioselective Conjugate Addition of Pyrazolones to Nitroalkenes Catalyzed by Binaphthyl-modified Squaramide Organocatalyst

(2017) Yong Hwan Kim et al.   BULLETIN OF THE KOREAN CHEMICAL SOCIETY

Catalytic Enantioselective Addition of Pyrazol-5-ones to Trisubstituted Nitroalkenes with an N -Sulfinylurea Organocatalyst

(2016) James P. Phelan et al.   ADVANCED SYNTHESIS & CATALYSIS

Organocatalytic Enantioselective Alkylation of Pyrazol-3-ones with Isatin-Derived Ketimines: Stereocontrolled Construction of Vicinal Tetrasubstituted Stereocenters

(2016) Fares Ibrahim Amr et al.   ADVANCED SYNTHESIS & CATALYSIS

Enantioselective addition of diphenyl phosphonate to ketimines derived from isatins catalyzed by binaphthyl-modified organocatalysts

(2016) Hee Seung Jang et al.   Beilstein Journal of Organic Chemistry

Convergent and Biomimetic Enantioselective Total Synthesis of (−)-Communesin F

(2016) Stephen P. Lathrop et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Chiral squaramide catalyzed synthesis of C4 substituted chiral pyrazol-3-ol derivatives via a facile asymmetric Michael addition of 3-methyl-2-pyrazolin-5-one to β-nitrostyrenes

(2016) Kadiyala Srinivasa Rao et al.   TETRAHEDRON LETTERS

Long-Lived Polymer-Supported Dimeric Cinchona Alkaloid Organocatalyst in the Asymmetric α-Amination of 2-Oxindoles

(2016) Ravindra P. Jumde et al.   ACS Catalysis

A Modular Strategy for the Direct Catalytic Asymmetric α-Amination of Carbonyl Compounds

(2016) Kohsuke Ohmatsu et al.   Chem

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

(2015) Pankaj Chauhan et al.   CHEMICAL COMMUNICATIONS

Enantioselective fluorination of β-ketoamides in the presence of chiral palladium complexes

(2015) Su Jin Kwon et al.   JOURNAL OF FLUORINE CHEMISTRY

Catalytic asymmetric conjugate addition of α-fluoro β-ketophosphonates to nitroalkenes in the presence of nickel complexes

(2015) Hyun Ji Sung et al.   JOURNAL OF FLUORINE CHEMISTRY

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

(2015) Xiaoze Bao et al.   ORGANIC LETTERS

Diastereo- and Enantioselective Conjugate Addition of 3-Chlorooxindoles to Nitroalkenes Catalyzed by Binaphthyl-modified Organocatalyst

(2015) Hyun Jung Jeong et al.   BULLETIN OF THE KOREAN CHEMICAL SOCIETY

Catalytic Asymmetric Michael Addition of α-Fluoro β-Ketoester to Nitroalkenes in the Presence of Nickel Complexes

(2015) Su Jin Kwon et al.   BULLETIN OF THE KOREAN CHEMICAL SOCIETY

Diastereo- and Enantioselective Conjugate Addition of α-Substituted Cyanoacetates to Maleimides Catalyzed by Binaphthyl-based Thiourea

(2015) Seong Hye Kang et al.   BULLETIN OF THE KOREAN CHEMICAL SOCIETY

Organocatalytic Asymmetric Michael Addition of α-Fluoro β-Ketophosphonate to Nitroalkenes

(2015) Hyun Jung Jeong et al.   BULLETIN OF THE KOREAN CHEMICAL SOCIETY

Catalytic Enantioselective Alkylation of β-Keto Esters with Xanthydrol in the Presence of Chiral Palladium Complex

(2015) Kyu Yeon Kim et al.   BULLETIN OF THE KOREAN CHEMICAL SOCIETY

Organocatalytic Enantioselective Conjugate Addition of 3-Fluorooxindoles to Vinyl Sulfone

(2015) Yi Seul Kim et al.   BULLETIN OF THE KOREAN CHEMICAL SOCIETY

New Polymer-Supported Mono- and Bis-CinchonaAlkaloid Derivatives: Synthesis and Use in Asymmetric Organocatalyzed Reactions

(2014) Ravindra P. Jumde et al.   Chemistry-An Asian Journal

Construction of the N1–C3 Linkage Stereogenic Centers by Catalytic Asymmetric Amination Reaction of 3-Bromooxindoles with Indolines

(2014) Hailong Zhang et al.   ORGANIC LETTERS

Palladium-Catalyzed Asymmetric Construction of Vicinal All-Carbon Quaternary Stereocenters and its Application to the Synthesis of Cyclotryptamine Alkaloids

(2013) Barry M. Trost et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Enantioselective Michael Addition of 2-Hydroxy-1,4-naphthoquinone to β,γ-Unsaturated α-Keto Esters Catalyzed by Binaphthyl-Modified Squaramide

(2013) Ji Hyun Lee et al.   BULLETIN OF THE KOREAN CHEMICAL SOCIETY

Pyrazole containing natural products: Synthetic preview and biological significance

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

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

(2013) Huanxia Wang et al.   EUROPEAN JOURNAL OF ORGANIC CHEMISTRY

Natural Products Containing a Nitrogen–Nitrogen Bond

(2013) Lachlan M. Blair et al.   JOURNAL OF NATURAL PRODUCTS

Pd-Catalyzed Asymmetric Allylic Alkylation of Pyrazol-5-ones with Allylic Alcohols: The Role of the Chiral Phosphoric Acid in C–O Bond Cleavage and Stereocontrol

(2013) Zhong-Lin Tao et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Construction of Vicinal All-Carbon Quaternary Stereocenters by Catalytic Asymmetric Alkylation Reaction of 3-Bromooxindoles with 3-Substituted Indoles: Total Synthesis of (+)-Perophoramidine

(2013) Hailong Zhang et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

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

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

Asymmetric catalytic aza-Morita–Baylis–Hillman reaction for the synthesis of 3-substituted-3-aminooxindoles with chiral quaternary carbon centers

(2013) Fang-Le Hu et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Enantioselective fluorination of α-chloro-β-keto phosphonates in the presence of chiral palladium complexes

(2013) Saet Byeol Woo et al.   TETRAHEDRON LETTERS

Enantioselective decarboxylative aldol addition of β-ketoacids to isatins catalyzed by binaphthyl-modified organocatalyst

(2013) Chang Won Suh et al.   TETRAHEDRON LETTERS

Catalytic Enantioselective Fluorination of α-Cyanosulfones in the Presence of Chiral Palladium Complexes

(2012) Bo-Kyung Kwon et al.   BULLETIN OF THE KOREAN CHEMICAL SOCIETY

Enantioselective Synthesis of AG-041R by using N-Heteroarenesulfonyl Cinchona Alkaloid Amides as Organocatalysts

(2012) Noriyuki Hara et al.   CHEMISTRY-A EUROPEAN JOURNAL

Enantioselective Organocatalytic Amination of Pyrazolones

(2012) Michal Šimek et al.   Asian Journal of Organic Chemistry

Catalytic Enantioselective Fluorination of α-Chloro-β-keto Esters in the Presence of Chiral Nickel Complexes

(2010) Seung Hee Kang et al.   ADVANCED SYNTHESIS & CATALYSIS

Enantioselective Fluorination of β-Keto Phosphonates and β-Ketoesters Catalyzed by Chiral Palladium Complexes

(2010)   BULLETIN OF THE KOREAN CHEMICAL SOCIETY

Enantio- and Diastereoselective Mannich-Type Reactions of α-Cyano Ketones withN-Boc Aldimines Catalyzed by Chiral Bifunctional Urea

(2009) Ju Hee Lee et al.   ADVANCED SYNTHESIS & CATALYSIS

Construction of Two Vicinal Quaternary Carbons by Asymmetric Allylic Alkylation: Total Synthesis of Hyperolactone C and (−)-Biyouyanagin A

(2009) Chao Du et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Synthesis and antiviral activity of 4,4′-(arylmethylene)bis(1H-pyrazol-5-ols) against peste des petits ruminant virus (PPRV)

(2009) Kuppusamy Sujatha et al.   BIOORGANIC & MEDICINAL CHEMISTRY LETTERS

Catalytic enantioselective conjugate addition of aromatic amines to fumarate derivatives: asymmetric synthesis of aspartic acid derivatives

(2009) Seung Hee Kang et al.   TETRAHEDRON

Three-Component Combinatorial Synthesis of Novel Dihydropyrano[2,3-c]pyrazoles

(2008) Frank Lehmann et al.   JOURNAL OF COMBINATORIAL CHEMISTRY

Synthesis and antimicrobial activity of some new heterocycles incorporating antipyrine moiety

(2007) Samir Bondock et al.   EUROPEAN JOURNAL OF MEDICINAL CHEMISTRY