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Alan C. Hopkinson

Alan C. Hopkinson

D-Index & Metrics

Chemistry

D-Index
46
Citations
8219
World Ranking
15994
National Ranking
434

Overview

Alan C. Hopkinson is a researcher affiliated with York University in Canada whose work spans several areas of chemistry and molecular biology. Their primary fields of study include Chemistry, and Biochemistry, Genetics and Molecular Biology, with a focus on specialized subfields such as Spectroscopy, Molecular Biology, and Organic Chemistry, among others.

Their research output consists of publications primarily centered on mass spectrometry techniques and applications, advanced chemical physics studies, and proteomics. Key research topics that feature across their body of work include:

  • Mass Spectrometry Techniques and Applications
  • Advanced Chemical Physics Studies
  • Advanced Proteomics Techniques and Applications
  • Protein Structure and Dynamics
  • Chemical Reaction Mechanisms
  • Metal-Catalyzed Oxygenation Mechanisms
  • Electron Spin Resonance Studies

Hopkinson has collaborated frequently with a number of coauthors, including Justin Kai-Chi Lau, K. W. Michael Siu, Giel Berden, Jos Oomens, and Yinan Li.

Their publications appear in various peer-reviewed scientific journals, with multiple contributions to:

  • The Journal of Physical Chemistry B
  • Computational and Theoretical Chemistry
  • Physical Chemistry Chemical Physics
  • Green Chemistry
  • PLoS ONE

Representative recent papers authored by Hopkinson include:

  • "Collision-induced dissociation of protonated fentanyl: A DFT study" (2020) published in Computational and Theoretical Chemistry
  • "Dissociative electron transfer of copper(ii) complexes of glycyl(glycyl/alanyl)tryptophan in vacuo: IRMPD action spectroscopy provides evidence of transition from zwitterionic to non-zwitterionic peptide structures" (2020) published in Physical Chemistry Chemical Physics
  • "An eco-friendly, low-cost, and automated strategy for phosphoproteome profiling" (2022) published in Green Chemistry
  • "Generation, Characterization, and Dissociation of Radical Cations Derived from Prolyl-glycyl-glycine" (2021) published in The Journal of Physical Chemistry B
  • "Structure and fragmentation chemistry of the peptide radical cations of glycylphenylalanylglycine (GFG)" (2024) published in PLoS ONE

Best Publications

  • Easily prepared air- and moisture-stable Pd-NHC (NHC=N-heterocyclic carbene) complexes: a reliable, user-friendly, highly active palladium precatalyst for the Suzuki-Miyaura reaction

    Christopher J. O'Brien;Eric Assen B. Kantchev;Cory Valente;Niloufar Hadei

  • Molecular radical cations of oligopeptides

    Ivan K. Chu;Christopher F. Rodriquez;‡ Tai-Chu Lau;and Alan C. Hopkinson

  • Pd-NHC (PEPPSI)Complexes: Synthetic Utility and Computational Studies into TheirReactivity

    Michael G. Organ;Gregory A. Chass;De-Cai Fang;Alan C. Hopkinson

  • Silver ion binding energies of amino acids: Use of theory to assess the validity of experimental silver ion basicities obtained from the kinetic method

    Tamer Shoeib;K. W. Michael Siu;Alan C. Hopkinson

  • Proton migration and tautomerism in protonated triglycine.

    Rodriquez Cf;Cunje A;Shoeib T;Chu Ik

  • Gas-Phase Fragmentation Reactions of Protonated Aromatic Amino Acids: Concomitant and Consecutive Neutral Eliminations and Radical Cation Formations

    Houssain El Aribi;Galina Orlova;and Alan C. Hopkinson;K. W. Michael Siu

  • Towards the rational design of palladium-N-heterocyclic carbene catalysts by a combined experimental and computational approach

    Christopher J. O'Brien;Eric Assen B. Kantchev;Gregory A. Chass;Niloufar Hadei

  • Elucidation of fragmentation mechanisms of protonated Peptide ions and their products: a case study on glycylglycylglycine using density functional theory and threshold collision-induced dissociation.

    Houssain El Aribi;Christopher F. Rodriquez;David R. P. Almeida;Yun Ling

  • Intrinsic Coordination Properties of Iron in FeO+: Kinetics at 294 .+-. 3 K for Gas-Phase Reactions of the Ground States of Fe+ and FeO+ with Inorganic Ligands Containing Hydrogen, Nitrogen, and Oxygen

    Vladimir Baranov;Gholamreza Javahery;Alan C. Hopkinson;Diethard K. Bohme

  • Copper-Mediated Peptide Radical Ions in the Gas Phase

    Elham Bagheri-Majdi;Yuyong Ke;Galina Orlova;Ivan K. Chu

  • Amination with Pd–NHC Complexes: Rate and Computational Studies on the Effects of the Oxidative Addition Partner

    Ka Hou Hoi;Selçuk Çalimsiz;Robert D. J. Froese;Alan C. Hopkinson

  • Amination with Pd-NHC complexes: rate and computational studies involving substituted aniline substrates.

    Ka Hou Hoi;Selçuk Çalimsiz;Robert D. J. Froese;Alan C. Hopkinson

  • Formation of molecular radical cations of enkephalin derivatives via collision-induced dissociation of electrospray-generated copper (II) complex ions of amines and peptides.

    Ivan K. Chu;Christopher F. Rodriguez;Alan C. Hopkinson;K. W. Michael Siu

  • Theoretical Study on the Proton Affinity of Small Molecules Using Gaussian Basis Sets in the LCAO-MO-SCF Framework

    A. C. Hopkinson;N. K. Holbrook;K. Yates;I. G. Csizmadia

  • A comparison of copper(I) and silver(I) complexes of glycine, diglycine and triglycine

    Tamer Shoeib;Christopher F. Rodriquez;K. W. Michael Siu;Alan C. Hopkinson

  • Radical cations of amino acids and peptides: Structures and stabilities

    Unknown

  • Density functional theory investigation of the alkyl-alkyl Negishi cross-coupling reaction catalyzed by N-heterocyclic carbene (NHC)-Pd complexes.

    Gregory A. Chass;Christopher J. O'Brien;Niloufar Hadei;Eric Assen B Kantchev

  • Are the Radical Centers in Peptide Radical Cations Mobile? The Generation, Tautomerism, and Dissociation of Isomeric α-Carbon-Centered Triglycine Radical Cations in the Gas Phase

    Ivan K. Chu;Junfang Zhao;Minjie Xu;Shiu On Siu

  • A Study of Silver (I) Ion−Organonitrile Complexes: Ion Structures, Binding Energies, and Substituent Effects

    Tamer Shoeib;Houssain El Aribi;and K. W. Michael Siu;Alan C. Hopkinson

  • Corannulene as a Lewis base: computational modeling of protonation and lithium cation binding.

    Maxim V. Frash;and Alan C. Hopkinson;Diethard K. Bohme

  • Characterization of the product ions from the collision-induced dissociation of argentinated peptides.

    Ivan K. Chu;Tamer Shoeib;Xu Guo;Christopher F. Rodriquez

Frequent Co-Authors

K. W. Michael Siu
K. W. Michael Siu University of Windsor
Diethard K. Bohme
Diethard K. Bohme York University
Imre G. Csizmadia
Imre G. Csizmadia University of Toronto
Jos Oomens
Jos Oomens Radboud University
Ivan K. Chu
Ivan K. Chu University of Hong Kong
Giel Berden
Giel Berden Radboud University
Michael G. Organ
Michael G. Organ University of Ottawa
Robert C. Dunbar
Robert C. Dunbar Case Western Reserve University
Tai-Chu Lau
Tai-Chu Lau City University of Hong Kong
František Tureček
František Tureček University of Washington

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