Phosphine-Catalyzed [4+1] Cycloadditions of Allenes with Methyl Ketimines, Enamines, and a Primary Amine

Enantioselective γ-addition of pyrazole and imidazole heterocycles to allenoates catalyzed by chiral phosphine

(2019) Haiyang Wang et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Formal [4 + 2] Cycloadditions of Anhydrides and α,β-Unsaturated N-Tosyl Ketimines

(2019) Noah P. Burlow et al.   ORGANIC LETTERS

Phosphine-Catalyzed Enantioselective Dearomative [3+2]-Cycloaddition of 3-Nitroindoles and 2-Nitrobenzofurans

(2019) Huamin Wang et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Dearomatization of 3-Nitroindoles by a Phosphine-Catalyzed Enantioselective [3+2] Annulation Reaction

(2019) Kaizhi Li et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Dihydropyrrolones as bacterial quorum sensing inhibitors

(2019) Basmah Almohaywi et al.   BIOORGANIC & MEDICINAL CHEMISTRY LETTERS

C3‐Functionalized Chromones Synthesis by Tandem C−H Elaboration and Chromone Annulation of Enaminones

(2019) Leiqing Fu et al.   Asian Journal of Organic Chemistry

Access to Aryl-Naphthaquinone Atropisomers by Phosphine-Catalyzed Atroposelective (4+2) Annulations of δ-Acetoxy Allenoates with 2-Hydroxyquinone Derivatives

(2019) Xin Chen et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Piperidine Alkaloids with Diverse Skeletons from Anacyclus pyrethrum

(2018) Qi-Bin Chen et al.   JOURNAL OF NATURAL PRODUCTS

An unusual stereoretentive 1,3-quaternary carbon shift resulting in an enantioselective RhII-catalyzed formal [4+1]-cycloaddition between diazo compounds and vinyl ketenes

(2018) Kevin X. Rodriguez et al.   Chemical Science

Intermolecular [2 + 2] Cycloaddition/Isomerization of Allenyl Imides and Unactivated Imines for the Synthesis of 1-Azadienes Catalyzed by a Ni(ClO4)2·6H2O Lewis Acid

(2018) Shuai Pang et al.   ACS Catalysis

Phosphine Organocatalysis

(2018) Hongchao Guo et al.   CHEMICAL REVIEWS

Phosphine-Catalyzed Asymmetric Organic Reactions

(2018) Huanzhen Ni et al.   CHEMICAL REVIEWS

(Dynamic) Kinetic Resolution of Enamines/Imines: Enantioselective N-Heterocyclic Carbene Catalyzed [3+3] Annulation of Bromoenals and Enamines/Imines

(2018) Kun-Quan Chen et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Engaging Allene-Derived Zwitterions in an Unprecedented Mode of Asymmetric [3+2]-Annulation Reaction

(2016) Muthukumar G. Sankar et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Phosphine-mediated Highly Enantioselective Spirocyclization with Ketimines as Substrates

(2016) Xiaoyu Han et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Bifunctional-Phosphine-Catalyzed Sequential Annulations of Allenoates and Ketimines: Construction of Functionalized Poly-heterocycle Rings

(2016) Erqing Li et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Synthesis of Chiral Cyclopentenones

(2016) Svilen P. Simeonov et al.   CHEMICAL REVIEWS

Formal [4+1] Annulation Reactions in the Synthesis of Carbocyclic and Heterocyclic Systems

(2015) Jia-Rong Chen et al.   CHEMICAL REVIEWS

N-Heterocyclic Carbene-Catalyzed Diastereoselective and Enantioselective Reaction of 2-Aroylvinylcinnamaldehydes with α,β-Unsaturated Imines: Complete Control and Switch of Diastereoselectivity by N-Substituents of Catalysts

(2015) Zi-Tian Wang et al.   JOURNAL OF ORGANIC CHEMISTRY

Use of a New Spirophosphine To Achieve Catalytic Enantioselective [4 + 1] Annulations of Amines with Allenes To Generate Dihydropyrroles

(2015) Søren Kramer et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Phosphine-Catalyzed Addition/Cycloaddition Domino Reactions of β′-Acetoxy Allenoate: Highly Stereoselective Access to 2-Oxabicyclo[3.3.1]nonane and Cyclopenta[a]pyrrolizine

(2015) Yiting Gu et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Ylide formal [4 + 1] annulation

(2015) Chunyin Zhu et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Biphenyl-Derived Phosphepines as Chiral Nucleophilic Catalysts: Enantioselective [4+1] Annulations To Form Functionalized Cyclopentenes

(2014) Daniel T. Ziegler et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Asymmetric Synthesis of Spiropyrazolones through Phosphine-Catalyzed [4+1] Annulation

(2014) Xiaoyu Han et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

An aza-Michael addition protocol to fluoroalkylated β-amino acid derivatives and enantiopure trifluoromethylated N-heterocycles

(2014) Xing Yang et al.   GREEN CHEMISTRY

Highly Enantioselective, Intermolecular Hydroamination of Allenyl Esters Catalyzed by Bifunctional Phosphinothioureas

(2014) Yuan-Qing Fang et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Hydroxyproline-Derived Pseudoenantiomeric [2.2.1] Bicyclic Phosphines: Asymmetric Synthesis of (+)- and (−)-Pyrrolines

(2014) Christopher E. Henry et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Phosphine-Catalyzed Sequential [2 +3] and [3 + 2] Annulation Domino Reaction of γ-Benzyl-Substituted Allenoates with α,β-Unsaturated Ketimines To Construct aza-Bicyclo[3,3,0]octane Derivatives

(2014) Erqing Li et al.   ACS Catalysis

Enantioselective Organocatalyzed Formal [4+2] Cycloaddition of Ketimines with Allenoates: Easy Access to a Tetrahydropyridine Framework with a Chiral Tetrasubstituted Stereogenic Carbon Center

(2014) Shinobu Takizawa et al.   Asian Journal of Organic Chemistry

Catalytic Asymmetric CN Bond Formation: Phosphine-Catalyzed Intra- and Intermolecular γ-Addition of Nitrogen Nucleophiles to Allenoates and Alkynoates

(2013) Rylan J. Lundgren et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

NHC Organocatalytic Formal LUMO Activation of α,β-Unsaturated Esters for Reaction with Enamides

(2013) Jiajia Cheng et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Ketenes and Other Cumulenes as Reactive Intermediates

(2013) Annette D. Allen et al.   CHEMICAL REVIEWS

Recent Progress in the Synthetic Assembly of 2-Cyclopentenones

(2013) David Aitken et al.   SYNTHESIS-STUTTGART

Phosphine-catalyzed [4+2] cycloaddition of sulfamate-derived cyclic imines with allenoates: synthesis of sulfamate-fused tetrahydropyridines

(2013) Hao Yu et al.   TETRAHEDRON

cis-Enals in N-heterocyclic carbene-catalyzed reactions: distinct stereoselectivity and reactivity

(2013) Xingkuan Chen et al.   Chemical Science

Enantioselective, NHC-Catalyzed Annulations of Trisubstituted Enals and CyclicN-Sulfonylimines via α,β-Unsaturated Acyl Azoliums

(2012) Alberto G. Kravina et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Phosphane-Catalyzed [4+2] Annulation of Allenoates with Ketimines: Synthesis of Sultam-Fused Tetrahydropyridines

(2012) Xiang-Yu Chen et al.   EUROPEAN JOURNAL OF ORGANIC CHEMISTRY

Synthesis of Enaminones by Rhodium-Catalyzed Denitrogenative Rearrangement of 1-(N-Sulfonyl-1,2,3-triazol-4-yl)alkanols

(2012) Tomoya Miura et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Cinchona Alkaloid Amide Catalyzed Enantioselective Formal [2+2] Cycloadditions of Allenoates and Imines: Synthesis of 2,4-Disubstituted Azetidines

(2011) Jean-Baptiste Denis et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Catalytic [2+2] and [3+2] cycloaddition reactions of allenoates with cyclic ketimines

(2011) Xiang-Yu Chen et al.   CHEMICAL COMMUNICATIONS

Bifunctional N-Acyl-Aminophosphine-Catalyzed Asymmetric [4+2] Cycloadditions of Allenoates and Imines

(2011) Hua Xiao et al.   CHEMISTRY-A EUROPEAN JOURNAL

Phosphine-Catalyzed Annulations of Azomethine Imines: Allene-Dependent [3 + 2], [3 + 3], [4 + 3], and [3 + 2 + 3] Pathways

(2011) Risong Na et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Phosphine-catalyzed one-pot isomerization of 3-alkynoates and [2 + 3]-cycloaddition with imines: formal synthesis of Securinega alkaloid (±)-allosecurinine

(2011) Magesh Sampath et al.   Chemical Science

Multifunctional Chiral Phosphine Organocatalysts in Catalytic Asymmetric Morita−Baylis−Hillman and Related Reactions

(2010) Yin Wei et al.   ACCOUNTS OF CHEMICAL RESEARCH

Design, syntheses and 3D-QSAR studies of novel N-phenyl pyrrolidin-2-ones and N-phenyl-1H-pyrrol-2-ones as protoporphyrinogen oxidase inhibitors

(2010) Li Zhang et al.   BIOORGANIC & MEDICINAL CHEMISTRY

2-(Acetoxymethyl)buta-2,3-dienoate, a Versatile 1,4-Biselectrophile for Phosphine-Catalyzed (4 +n) Annulations with 1,n-Bisnucleophiles (n= 1, 2)

(2010) Qiongmei Zhang et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Catalytic, asymmetric reactions of ketenes and ketene enolates

(2009) Daniel H. Paull et al.   TETRAHEDRON

Phosphine-triggered synthesis of functionalized cyclic compounds

(2008) Long-Wu Ye et al.   CHEMICAL SOCIETY REVIEWS

Cooperative, Highly Enantioselective Phosphinothiourea Catalysis of Imine−Allene [3 + 2] Cycloadditions

(2008) Yuan-Qing Fang et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY