Organocatalysis | Papers by Relevance | SciBase :: Better Data. Better Science.

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α,β-unsaturated acyl ammonium intermediates in asymmetric organocatalysis

Emily R T Robinson
2015

Abstract: none

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Organocatalytic asymmetric Michael addition of 3-substituted oxindoles to α,β-unsaturated acyl phosphonates for the synthesis of 3,3′-disubstituted oxindoles with chiral squaramides

Yong You, Jian Zuo, Wei-Cheng Yuan, Jian-qiang Zhao, Xiao-Mei Zhang, Xiao-Ying Xu, Ming-Liang Zhang, Lin Chen
Org. Biomol. Chem. | 2015 | 10.1039/C5OB00317B

Abstract: A highly enantioselective Michael addition of 3-monosubstituted oxindoles to α,β-unsaturated acyl phosphonates with chiral squaramides as catalysts is investigated for the first time. A wide range of 3,3′-disubstituted oxindole adducts bearing adjacent...

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Synthesis of polyphosphodiesters by ring‐opening polymerization of cyclic phosphates bearing allyl phosphoester protecting groups

Journal of Polymer Science Part A | 2015 | 10.1002/pola.27732

Abstract: none

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Cascade Syntheses Routes to the Centrocountins

Vivek Khedkar, Kamal Kumar, Vincent Eschenbrennerlux, Heiko Duckert, Herbert Waldmann, Hanna Bruss
Chemistry: A European Journal | 2013 | 10.1002/chem.201203714

Abstract: none

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Extending the Stetter Reaction with 1,6‐Acceptors

Christopher S P Mcerlean
Chemistry: A European Journal | 2013 | 10.1002/chem.201303435

Abstract: none

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N‐Heterocyclic Carbene (NHC)‐Catalyzed/Lewis Acid Mediated Conjugate Umpolung of Alkynyl Aldehydes for the Synthesis of Butenolides: A Formal [3+2] Annulation

Juan Yang, Xuegong She, Donghui Ma, Jing Qi, Xingang Xie, Runfeng Han
Chemistry: A European Journal | 2013 | 10.1002/chem.201204386

Abstract: none

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Asymmetric Conjugate Addition of Oxindoles to 2‐Chloroacrylonitrile: A Highly Effective Organocatalytic Strategy for Simultaneous Construction of 1,3‐Nonadjacent Stereocenters Leading to Chiral Pyrroloindolines

Jinpei Cheng, Xin Li, Sanzhong Luo
Chemistry: A European Journal | 2010 | 10.1002/chem.201002563

Abstract: none

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An Organocatalytic [3+2] Cyclisation Strategy for the Highly Enantioselective Synthesis of Spirooxindoles

Nathalie Pinto, Angela Marinetti, Arnaud Voituriez, Mathilde Neel, Pascal Retailleau
Chemistry: A European Journal | 2010 | 10.1002/chem.201001791

Abstract: none

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An Enolate‐Mediated Organocatalytic Azide–Ketone [3+2]‐Cycloaddition Reaction: Regioselective High‐Yielding Synthesis of Fully Decorated 1,2,3‐Triazoles

Dhevalapally B Ramachary, Adluri B Shashank, R Madhavachary, S Karthik
Chemistry: A European Journal | 2014 | 10.1002/chem.201405501

Abstract: none

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Activation of Diboron Reagents with Bronsted Bases and Alcohols: An Experimental and Theoretical Perspective of the Organocatalytic Boron Conjugate Addition Reaction

Henrik Gulyas, Cristina Pubillulldemolins, Amadeu Bonet, Elena Fernandez, Carles Bo
Chemistry: A European Journal | 2012 | 10.1002/chem.201102209

Abstract: none

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ChemInform Abstract: Enamine Catalysis of Intermolecular Aldol Reactions

Cheminform | 2013 | 10.1002/chin.201308213

Abstract: none

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ChemInform Abstract: Highly Enantioselective Aza‐Baylis—Hillman‐Type Reaction of α,β‐Unsaturated Aldehydes with in situ Generated N‐Boc‐ and N‐Cbz‐Imines.

Cheminform | 2010 | 10.1002/chin.201018049

Abstract: none

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Organocatalyzed Carbonyl–Olefin Metathesis

Angewandte Chemie | 2013 | 10.1002/anie.201300678

Abstract: none

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An Aerobic, Organocatalytic, and Chemoselective Method for Baeyer–Villiger Oxidation

Angewandte Chemie | 2005 | 10.1002/ange.200462429

Abstract: none

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Noncovalent Interactions in Organocatalysis: Modulating Conformational Diversity and Reactivity in the MacMillan Catalyst

Angewandte Chemie | 2013 | 10.1002/anie.201301864

Abstract: none

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Asymmetric Disulfonimide‐Catalyzed Synthesis of δ‐Amino‐β‐Ketoester Derivatives by Vinylogous Mukaiyama–Mannich Reactions

Angewandte Chemie | 2014 | 10.1002/anie.201407532

Abstract: none

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Organocatalytic Highly Enantioselective α‐Arylation of β‐Ketoesters

Angewandte Chemie | 2007 | 10.1002/ange.200701009

Abstract: none

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Catalytic Enantioselective Trifluoromethylation of Azomethine Imines with Trimethyl(trifluoromethyl)silane

Angewandte Chemie | 2009 | 10.1002/ange.200902457

Abstract: none

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Phosphine‐Catalyzed β,γ‐Umpolung Domino Reaction of Allenic Esters: Facile Synthesis of Tetrahydrobenzofuranones Bearing a Chiral Tetrasubstituted Stereogenic Carbon Center

Angewandte Chemie | 2015

Abstract: none

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Practical Organocatalytic Synthesis of Functionalized Non‐C2‐Symmetrical Atropisomeric Biaryls

Angewandte Chemie | 2015 | 10.1002/ange.201508419

Abstract: none

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Papers

With Tag: Organocatalysis

α,β-unsaturated acyl ammonium intermediates in asymmetric organocatalysis

Organocatalytic asymmetric Michael addition of 3-substituted oxindoles to α,β-unsaturated acyl phosphonates for the synthesis of 3,3′-disubstituted oxindoles with chiral squaramides

Synthesis of polyphosphodiesters by ring‐opening polymerization of cyclic phosphates bearing allyl phosphoester protecting groups

Cascade Syntheses Routes to the Centrocountins

Extending the Stetter Reaction with 1,6‐Acceptors

N‐Heterocyclic Carbene (NHC)‐Catalyzed/Lewis Acid Mediated Conjugate Umpolung of Alkynyl Aldehydes for the Synthesis of Butenolides: A Formal [3+2] Annulation

Asymmetric Conjugate Addition of Oxindoles to 2‐Chloroacrylonitrile: A Highly Effective Organocatalytic Strategy for Simultaneous Construction of 1,3‐Nonadjacent Stereocenters Leading to Chiral Pyrroloindolines

An Organocatalytic [3+2] Cyclisation Strategy for the Highly Enantioselective Synthesis of Spirooxindoles

An Enolate‐Mediated Organocatalytic Azide–Ketone [3+2]‐Cycloaddition Reaction: Regioselective High‐Yielding Synthesis of Fully Decorated 1,2,3‐Triazoles

Activation of Diboron Reagents with Bronsted Bases and Alcohols: An Experimental and Theoretical Perspective of the Organocatalytic Boron Conjugate Addition Reaction

ChemInform Abstract: Enamine Catalysis of Intermolecular Aldol Reactions

ChemInform Abstract: Highly Enantioselective Aza‐Baylis—Hillman‐Type Reaction of α,β‐Unsaturated Aldehydes with in situ Generated N‐Boc‐ and N‐Cbz‐Imines.

Organocatalyzed Carbonyl–Olefin Metathesis

An Aerobic, Organocatalytic, and Chemoselective Method for Baeyer–Villiger Oxidation

Noncovalent Interactions in Organocatalysis: Modulating Conformational Diversity and Reactivity in the MacMillan Catalyst

Asymmetric Disulfonimide‐Catalyzed Synthesis of δ‐Amino‐β‐Ketoester Derivatives by Vinylogous Mukaiyama–Mannich Reactions

Organocatalytic Highly Enantioselective α‐Arylation of β‐Ketoesters

Catalytic Enantioselective Trifluoromethylation of Azomethine Imines with Trimethyl(trifluoromethyl)silane

Phosphine‐Catalyzed β,γ‐Umpolung Domino Reaction of Allenic Esters: Facile Synthesis of Tetrahydrobenzofuranones Bearing a Chiral Tetrasubstituted Stereogenic Carbon Center

Practical Organocatalytic Synthesis of Functionalized Non‐C2‐Symmetrical Atropisomeric Biaryls

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