Chiral Squaramide-Catalyzed Highly Enantioselective Michael Addition of 2-Hydroxy-1,4-naphthoquinones to Nitroalkenes

A Bifunctional Cinchona Alkaloid-Squaramide Catalyst for the Highly Enantioselective Conjugate Addition of Thiols to trans-Chalcones

(2010) Le Dai et al.   ADVANCED SYNTHESIS & CATALYSIS

Antiviral agents 2. Synthesis of trimeric naphthoquinone analogues of conocurvone and their antiviral evaluation against HIV

(2010) Ian T. Crosby et al.   BIOORGANIC & MEDICINAL CHEMISTRY

Squaramide-catalyzed enantioselective Friedel–Crafts reaction of indoles with imines

(2010) Yong Qian et al.   CHEMICAL COMMUNICATIONS

Chiral Squaramides as Highly Enantioselective Catalysts for Michael Addition Reactions of 4-Hydroxycoumarins and 4-Hydroxypyrone to β,γ-Unsaturated α-Keto Esters

(2010) Dan-Qian Xu et al.   CHEMISTRY-A EUROPEAN JOURNAL

Interplay of Direct Stereocontrol and Dynamic Kinetic Resolution in a Bifunctional Amine Thiourea Catalyzed Highly Enantioselective Cascade Michael-Michael Reaction

(2010) Chenguang Yu et al.   CHEMISTRY-A EUROPEAN JOURNAL

Highly Enantioselective Organocatalytic Michael Addition of 2-Hydroxy- 1,4-naphthoquinone to β,γ-Unsaturated α-Oxo Esters

(2010) Yi-Feng Wang et al.   EUROPEAN JOURNAL OF ORGANIC CHEMISTRY

Novel thiourea-amine bifunctional catalysts for asymmetric conjugate addition of ketones/aldehydes to nitroalkenes: rational structural combination for high catalytic efficiency

(2010) Jia-Rong Chen et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Highly Enantioselective Michael Addition of Nitroalkanes to Chalcones Using Chiral Squaramides as Hydrogen Bonding Organocatalysts

(2010) Wen Yang et al.   ORGANIC LETTERS

Enantioselective α-Amination of 1,3-Dicarbonyl Compounds Using Squaramide Derivatives as Hydrogen Bonding Catalysts

(2010) Hideyuki Konishi et al.   ORGANIC LETTERS

Pyrrolidine-ureas as bifunctional organocatalysts for asymmetric Michael addition of ketone to nitroalkenes: unexpected hydrogen bonding effect

(2010) Xiao-Yu Cao et al.   TETRAHEDRON

Primary Amine-Thioureas based ontert-Butyl Esters of Natural Amino Acids as Organocatalysts for the Michael Reaction

(2009) Christoforos G. Kokotos et al.   ADVANCED SYNTHESIS & CATALYSIS

anti-Selective Asymmetric Michael Reactions of Aldehydes and Nitroolefins Catalyzed by a Primary Amine/Thiourea

(2009) Hisatoshi Uehara et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Squaramide-Catalyzed Enantioselective Michael Addition of Diphenyl Phosphite to Nitroalkenes

(2009) Ye Zhu et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Enantioselective Michael Addition of Aromatic Ketones to Nitroolefins Catalyzed by Bifunctional Thioureas and Mechanistic Insight

(2009) Bai-Lin Li et al.   EUROPEAN JOURNAL OF ORGANIC CHEMISTRY

Asymmetric Iminium Ion Catalysis: An Efficient Enantioselective Synthesis of Pyranonaphthoquinones and β-Lapachones

(2008) Magnus Rueping et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Modularly Designed Organocatalytic Assemblies for Direct Nitro-Michael Addition Reactions

(2008) Tanmay Mandal et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

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

Hydrogen-Bond-Mediated Asymmetric Catalysis

(2008) Xinhong Yu et al.   Chemistry-An Asian Journal

Chiral Squaramide Derivatives are Excellent Hydrogen Bond Donor Catalysts

(2008) Jeremiah P. Malerich et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Organocatalytic Highly Enantioselective Michael Addition of 2-Hydroxy-1,4-naphthoquinones to Nitroalkenes

(2008) Wen-Ming Zhou et al.   ORGANIC LETTERS

Synthesis, DNA binding, and cytotoxicity of 1,4-bis(2-amino-ethylamino)anthraquinone–amino acid conjugates

(2007) Ling-Wei Hsin et al.   BIOORGANIC & MEDICINAL CHEMISTRY

Combinatorial synthesis of anilinoanthraquinone derivatives and evaluation as non-nucleotide-derived P2Y2 receptor antagonists

(2007) Stefanie Weyler et al.   BIOORGANIC & MEDICINAL CHEMISTRY LETTERS

A practical, green, and selective approach toward the synthesis of pharmacologically important quinone-containing heterocyclic systems using alumina-catalyzed Michael addition reaction

(2007) Sabrina Castellano et al.   TETRAHEDRON LETTERS