Promotion of Organic Reactions by Non-Benzenoid Carbocyclic Aromatic Ions

Chiral Catalyst Design: Cyclopentadiene-Based Brønsted Acids

(2016) Ivana Fleischer   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Synthesis of a Carbodicyclopropenylidene: A Carbodicarbene based Solely on Carbon

(2016) Conor Pranckevicius et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Bis(amino)cyclopropenylidenes as New Carbene Organocatalysts

(2016) Reece D. Crocker   AUSTRALIAN JOURNAL OF CHEMISTRY

N-Heterocyclic olefins as efficient phase-transfer catalysts for base-promoted alkylation reactions

(2016) Marcus Blümel et al.   CHEMICAL COMMUNICATIONS

Cyclopentadiene-mediated hydride transfer from rhodium complexes

(2016) C. L. Pitman et al.   CHEMICAL COMMUNICATIONS

A Au(I)-Precatalyst with a Cyclopropenium Counterion: An Unusual Ion Pair

(2016) Roya Mir et al.   JOURNAL OF ORGANIC CHEMISTRY

Development and Applications of Transesterification Reactions Catalyzed by N-Heterocyclic Olefins

(2016) Marcus Blümel et al.   ORGANIC LETTERS

Proton–hydride tautomerism in hydrogen evolution catalysis

(2016) Luis M. Aguirre Quintana et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

An aromatic ion platform for enantioselective Bronsted acid catalysis

(2016) C. D. Gheewala et al.   SCIENCE

The Carbocation: A Forgotten Lewis Acid Catalyst

(2015) Veluru Ramesh Naidu et al.   ChemCatChem

A novel aromatic carbocation-based coupling reagent for esterification and amidation reactions

(2015) Thanh V. Nguyen et al.   CHEMICAL COMMUNICATIONS

Organocatalytic Reactions Enabled by N-Heterocyclic Carbenes

(2015) Darrin M. Flanigan et al.   CHEMICAL REVIEWS

Chiral Iminophosphoranes-An Emerging Class of Superbase Organocatalysts

(2015) Henryk Krawczyk et al.   CHEMISTRY-A EUROPEAN JOURNAL

Phase-Transfer and Other Types of Catalysis with Cyclopropenium Ions

(2015) Jeffrey S. Bandar et al.   CHEMISTRY-A EUROPEAN JOURNAL

Phase-Transfer Catalysis via a Proton Sponge: A Bifunctional Role for Biscyclopropenimine

(2015) Lee Belding et al.   JOURNAL OF ORGANIC CHEMISTRY

Synthesis, Theoretical Analysis, and Experimental pKa Determination of a Fluorescent, Nonsymmetric, In–Out Proton Sponge

(2015) Lee Belding et al.   JOURNAL OF ORGANIC CHEMISTRY

Higher-Order Cyclopropenimine Superbases: Direct Neutral Brønsted Base Catalyzed Michael Reactions with α-Aryl Esters

(2015) Eric D. Nacsa et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Cyclopropenium Cations Break the Rules of Attraction to Form Closely Bound Dimers

(2015) Andrew J. Wallace et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Synthesis of Robust Surface-Charged Nanoparticles Based on Cyclopropenium Ions

(2015) Kato L. Killops et al.   MACROMOLECULES

Expanding the Forefront of Strong Organic Brønsted Acids: Proton-Catalyzed Hydroamination of Unactivated Alkenes and Activation of Au(I) for Alkyne Hydroamination

(2015) Roya Mirabdolbaghi et al.   ORGANIC LETTERS

Cyclo[6]aramide-Tropylium Charge Transfer Complex as a Colorimetric Chemosensor for Differentiation of Intimate and Loose Ion Pairs

(2015) Long Chen et al.   ORGANIC LETTERS

Bis(amino)cyclopropenylidene-Catalyzed 1,6-Conjugate Addition of Aromatic Aldehydes to para-Quinone Methides: Expedient Access to α,α′-Diarylated Ketones

(2015) Bandaru T. Ramanjaneyulu et al.   ORGANIC LETTERS

Synthesis of Ramirez ylides from Morita–Baylis–Hillman adducts of α-bromocinnamaldehyde: an intramolecular 1,6-conjugate addition of phosphorus ylide

(2015) Ko Hoon Kim et al.   TETRAHEDRON LETTERS

Structure–activity relationship studies of cyclopropenimines as enantioselective Brønsted base catalysts

(2015) Jeffrey S. Bandar et al.   Chemical Science

The evolution of cyclopropenium ions into functional polyelectrolytes

(2015) Yivan Jiang et al.   Nature Communications

Synthesis and physical properties of tris(dialkylamino)cyclopropenium bistriflamide ionic liquids

(2015) Kelvin J. Walst et al.   RSC Advances

Cyclopropenimine Superbases: Competitive Initiation Processes in Lactide Polymerization

(2015) Tyler S. Stukenbroeker et al.   ACS Macro Letters

Transition State Analysis of Enantioselective Brønsted Base Catalysis by Chiral Cyclopropenimines

(2014) Jeffrey S. Bandar et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

The development of catalytic nucleophilic substitution reactions: challenges, progress and future directions

(2014) Jie An et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Aromatic Cation Activation: Nucleophilic Substitution of Alcohols and Carboxylic Acids

(2014) Thanh V. Nguyen et al.   ORGANIC LETTERS

A Class of Phase-Transfer Catalyst with Interionic Strain: Insight into the Bonding of Disubstituted N- vs Carbene-Stabilized NI-Centered Cations

(2014) Roya Mirabdolbaghi et al.   ORGANIC LETTERS

Bis(amino)cyclopropenylidene (BAC) Catalyzed Aza-Benzoin Reaction

(2014) Myron M. D. Wilde et al.   ORGANIC LETTERS

3,3-Dichloro-1,2-diphenylcyclopropene (CPICl)-Mediated Synthesis of Nα-Protected Amino Acid Azides and α-Ureidopeptides

(2014) Vommina Sureshbabu et al.   SYNLETT

Cyclopropenimine as a hydrogen bond acceptor—towards the strongest non-phosphorus superbases

(2014) Danijela Barić et al.   TETRAHEDRON

Activation of DMSO for Swern-type oxidation by 1,1-dichlorocycloheptatriene

(2014) Thanh Vinh Nguyen et al.   TETRAHEDRON LETTERS

Diaminocyclopropenylidene Organocatalysts: Beyond N-Heterocyclic Carbenes

(2013) Stephen J. Connon   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Bis(amino)cyclopropenylidenes as Organocatalysts for Acyl Anion and Extended Umpolung Reactions

(2013) Myron M. D. Wilde et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Charge-transfer inclusion complex formation of tropylium cation with pillar[6]arenes

(2013) Jiazeng Fan et al.   CHEMICAL COMMUNICATIONS

Contemporary Carbocation Chemistry: Applications in Organic Synthesis

(2013) Rajasekhar Reddy Naredla et al.   CHEMICAL REVIEWS

Cyclopropenone-Catalyzed Direct Conversion of Aldoximes and Primary Amides into Nitriles

(2013) Ankita Rai et al.   EUROPEAN JOURNAL OF ORGANIC CHEMISTRY

Catalysts or Initiators? Beckmann Rearrangement Revisited

(2013) Bo-Xue Tian et al.   JOURNAL OF ORGANIC CHEMISTRY

Mechanistic Insight into Self-Propagation of Organo-Mediated Beckmann Rearrangement: A Combined Experimental and Computational Study

(2013) Na An et al.   JOURNAL OF ORGANIC CHEMISTRY

Cyclopropenimine-Catalyzed Enantioselective Mannich Reactions of tert-Butyl Glycinates with N-Boc-Imines

(2013) Jeffrey S. Bandar et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Aminocyclopropenium Ions: Synthesis, Properties, and Applications

(2013) Tristan Lambert et al.   SYNTHESIS-STUTTGART

Halide Effects on Cyclopropenium Cation Promoted Glycosylation with Deoxy Sugars: Highly α-Selective Glycosylations Using a 3,3-Dibromo-1,2-diphenylcyclopropene Promoter

(2012) Jason M. Nogueira et al.   EUROPEAN JOURNAL OF ORGANIC CHEMISTRY

Enantioselective Brønsted Base Catalysis with Chiral Cyclopropenimines

(2012) Jeffrey S. Bandar et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Chiral quaternary phosphonium salts: a new class of organocatalysts

(2012) Dieter Enders et al.   ORGANIC & BIOMOLECULAR CHEMISTRY

Cyclopropenone Catalyzed Substitution of Alcohols with Mesylate Ion

(2012) Eric D. Nacsa et al.   ORGANIC LETTERS

Development of a Catalytic Platform for Nucleophilic Substitution: Cyclopropenone-Catalyzed Chlorodehydration of Alcohols

(2011) Christine M. Vanos et al.   ANGEWANDTE CHEMIE-INTERNATIONAL EDITION

Tropylium Ion Mediated α-Cyanation of Amines

(2011) Julia M. Allen et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Cyclopropenium-Activated Cyclodehydration of Diols

(2011) Brendan D. Kelly et al.   ORGANIC LETTERS

Cyclopropenium Cation Promoted Dehydrative Glycosylations Using 2-Deoxy- and 2,6-Dideoxy-Sugar Donors

(2011) Jason M. Nogueira et al.   ORGANIC LETTERS

Cyclopropenium ion catalysed Beckmann rearrangement

(2010) Vishnu P. Srivastava et al.   CHEMICAL COMMUNICATIONS

Nucleophilic Acyl Substitution via Aromatic Cation Activation of Carboxylic Acids: Rapid Generation of Acid Chlorides under Mild Conditions

(2010) David J. Hardee et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Cyclopropenium-activated Beckmann rearrangement. Catalysis versus self-propagation in reported organocatalytic Beckmann rearrangements

(2010) Christine M. Vanos et al.   Chemical Science

Aromatic Cation Activation of Alcohols: Conversion to Alkyl Chlorides Using Dichlorodiphenylcyclopropene

(2009) Brendan D. Kelly et al.   JOURNAL OF THE AMERICAN CHEMICAL SOCIETY

Leaving Group Potential of a Substituted Cyclopentadienyl Anion Toward Oxidative Addition

(2009) Ethan L. Fisher et al.   ORGANIC LETTERS

Functionalized Alkali Metal Cyclopentadienides: Structural and Chemical Features†

(2007) Gerhard Erker et al.   ORGANOMETALLICS