All Stories

  1. A Clean and Selective Radical Homocoupling Employing Carboxylic Acids with Titania Photoredox Catalysis

    Article • Organic Letters, October 2014, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  2. Hydrogenations without Hydrogen: Titania Photocatalyzed Reductions of Maleimides and Aldehydes

    Article • Molecules, September 2014, MDPI AG

    Professor John C. Walton, Dr John C. Walton

  3. The Oxime Portmanteau Motif: Released Heteroradicals Undergo Incisive EPR Interrogation and Deliver Diverse Heterocycles

    Article • Accounts of Chemical Research, March 2014, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  4. Catalyst‐Free Photoredox Addition–Cyclisations: Exploitation of Natural Synergy between Aryl Acetic Acids and Maleimide

    Article • Chemistry - A European Journal, March 2014, Wiley

    Professor John C. Walton, Dr John C. Walton

  5. Titania-Promoted Carboxylic Acid Alkylations of Alkenes and Cascade Addition–Cyclizations

    Article • The Journal of Organic Chemistry, January 2014, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  6. The importance of chain conformational mobility during 5-exo-cyclizations of C-, N- and O-centred radicals

    Article • Organic & Biomolecular Chemistry, January 2014, Royal Society of Chemistry

    Professor John C. Walton, Dr John C. Walton

  7. ChemInform Abstract: Analysis of Radicals by EPR

    Article • ChemInform, August 2013, Wiley

    Professor John C. Walton

  8. Interplay of ortho - with spiro-cyclisation during iminyl radical closures onto arenes and heteroarenes

    Article • Beilstein Journal of Organic Chemistry, June 2013, Beilstein Institut

    Professor John C. Walton, Dr John C. Walton

  9. Dissociation or Cyclization: Options for a Triad of Radicals Released from Oxime Carbamates

    Article • Journal of the American Chemical Society, May 2013, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  10. Rapid and selective spiro-cyclisations of O-centred radicals onto aromatic acceptors

    Article • Chemical Science, January 2013, Royal Society of Chemistry

    Professor John C. Walton, Dr John C. Walton

  11. Unconventional Titania Photocatalysis: Direct Deployment of Carboxylic Acids in Alkylations and Annulations

    Article • Journal of the American Chemical Society, August 2012, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  12. Analysis of Radicals byEPR

    Article • January 2012, Wiley

    Professor John C. Walton, Dr John C. Walton

  13. An all-purpose preparation of oxime carbonates and resultant insights into the chemistry of alkoxycarbonyloxyl radicals

    Article • Chemical Science, January 2012, Royal Society of Chemistry

    Professor John C. Walton, Dr John C. Walton

  14. Electron Paramagnetic Resonance and Computational Studies of Radicals Derived from Boron-Substituted N-Heterocyclic Carbene Boranes

    Article • Journal of the American Chemical Society, June 2011, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  15. UV promoted phenanthridine syntheses from oxime carbonate derived iminyl radicals

    Article • Chemical Communications, January 2011, Royal Society of Chemistry

    Professor John C. Walton, Dr John C. Walton

  16. EPR and ENDOR spectroscopic study of the reactions of aromatic azides with gallium trichloride

    Article • Organic & Biomolecular Chemistry, January 2010, Royal Society of Chemistry

    Professor John C. Walton, Dr John C. Walton

  17. 5-Exo-Cyclizations of Pentenyliminyl Radicals: Inversion of the gem-Dimethyl Effect

    Article • The Journal of Physical Chemistry A, August 2009, American Chemical Society (ACS)

    Professor John C. Walton, Dr Diego Sampedro, Dr John C. Walton

  18. N-Heterocyclic Carbene Boryl Radicals: A New Class of Boron-Centered Radical

    Article • Journal of the American Chemical Society, July 2009, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  19. Microwave-Promoted Syntheses of Quinazolines and Dihydroquinazolines from 2-Aminoarylalkanone O-Phenyl Oximes

    Article • The Journal of Organic Chemistry, May 2009, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  20. Dioxime oxalates; new iminyl radical precursors for syntheses of N-heterocycles

    Article • Tetrahedron, December 2008, Elsevier

    Professor John C. Walton, Dr John C. Walton

  21. Thermal Rearrangement of Indolyl Oxime Esters to Pyridoindoles

    Article • The Journal of Organic Chemistry, September 2008, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  22. Microwave-Assisted Syntheses of N-Heterocycles Using Alkenone-, Alkynone- and Aryl-carbonyl O-Phenyl Oximes: Formal Synthesis of Neocryptolepine

    Article • The Journal of Organic Chemistry, June 2008, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  23. 2-(Aminoaryl)alkanone O-phenyl oximes: versatile reagents for syntheses of quinazolines

    Article • Chemical Communications, January 2008, Royal Society of Chemistry

    Professor John C. Walton, Dr John C. Walton

  24. 1,4-Cyclohexadiene

    Article • September 2007, Wiley

    Professor John C. Walton

  25. Characterization of Equatorial and Axial Six-Membered-Ring Peroxyl Radicals

    Article • The Journal of Organic Chemistry, September 2007, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  26. Effect of Chain Length on Radical to Carbanion Cyclo-Coupling of Bromoaryl Alkyl-Linked Oxazolines:  1,3-Areneotropic Migration of Oxazolines

    Article • The Journal of Organic Chemistry, January 2007, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  27. Microwave-assisted preparations of dihydropyrroles from alkenone O-phenyl oximes

    Article • Chemical Communications, January 2007, Royal Society of Chemistry

    Professor John C. Walton, Dr John C. Walton

  28. Radical ring closures

    Article • ChemInform, October 2006, Wiley

    Professor John C. Walton, Dr John C. Walton

  29. Radical 4‐exo Cyclizations onto O‐Alkyloxime Acceptors: Towards the Synthesis of Penicillin‐Containing Antibiotics

    Article • Helvetica Chimica Acta, October 2006, Wiley

    Professor John C. Walton

  30. Evolution of Functional Cyclohexadiene‐Based Synthetic Reagents: The Importance of Becoming Aromatic

    Article • ChemInform, December 2005, Wiley

    Professor John C. Walton

  31. Evolution of Functional Cyclohexadiene-Based Synthetic Reagents:  The Importance of Becoming Aromatic

    Article • Accounts of Chemical Research, August 2005, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  32. Radical-carbanion cyclo-coupling in armed aromatics: overriding steric hindrance to ring closure

    Article • Chemical Communications, January 2005, Royal Society of Chemistry

    Professor John C. Walton, Dr John C. Walton

  33. Axial and Equatorial Cyclohexylacyl and Tetrahydropyranyl-2-acyl Radicals. An Experimental and Theoretical Study

    Article • Organic Letters, October 2004, American Chemical Society (ACS)

    Professor John C. Walton

  34. O−H Bond Dissociation Enthalpies in Oximes:  Order Restored

    Article • Journal of the American Chemical Society, August 2004, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  35. Alkanethioimidoyl Radicals:  Evaluation of β-Scission Rates and of Cyclization onto S-Alkenyl Substituents

    Article • The Journal of Organic Chemistry, February 2004, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  36. ChemInform Abstract: Conceptual and Synthetic Strategies for the Preparation of Organic Magnets

    Article • ChemInform, January 2001, Wiley

    Professor John C. Walton

  37. Homolytic dissociation of 1-substituted cyclohexa-2,5-diene-1-carboxylic acids: an EPR spectroscopic study of chain propagation†

    Article • Journal of the Chemical Society Perkin Transactions 2, January 2001, Royal Society of Chemistry

    Professor John C. Walton

  38. First EPR characterisation of the structures and reactivities of α- and β-boryl radicals derived from boronic esters

    Article • Chemical Communications, January 1997, Royal Society of Chemistry

    Professor John C. Walton

  39. Cross Cage Interactions in Substituted Bicyclo[1.1.1]pent-1-yl Radicals. Dissociation to [1.1.1]Propellane

    Article • Journal of the American Chemical Society, March 1995, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  40. Preparation and characterisation of thienonaphthoquinones and their radical ions

    Article • Journal of the Chemical Society Perkin Transactions 2, January 1993, Royal Society of Chemistry

    Dr Ahmed Iraqi, Professor John C. Walton

  41. bridgehead radicals

    Article • Chemical Society Reviews, January 1992, Royal Society of Chemistry

    Professor John C. Walton, Dr John C. Walton

  42. ChemInform Abstract: Cycloalkylmethyl Radicals. Part 7. Electron Paramagnetic Resonance Characterisation of Axial and Equatorial Centers in Seven‐Membered Alicyclic Molecules.

    Article • ChemInform, January 1991, Wiley

    Professor John C. Walton

  43. Cycloalkylmethyl radicals. Part 7.—Electron paramagnetic resonance characterisation of axial and equatorial centres in seven-membered alicyclic molecules

    Article • Journal of the Chemical Society Faraday Transactions, January 1990, Royal Society of Chemistry

    Professor John C. Walton, Dr John C. Walton

  44. Unusual Transannular Radical Cyclisations

    Article • January 1988, Springer Science + Business Media

    Professor John C. Walton

  45. Cycloalkylmethyl radicals. Part 3. Dynamic stereochemistry of axial and equatorial cyclohexylmethyl and 4-alkylcyclohexylmethyl radicals

    Article • Journal of the Chemical Society Perkin Transactions 2, January 1986, Royal Society of Chemistry

    Professor John C. Walton, Dr John C. Walton

  46. Cycloalkylmethyl radicals. 2. Axial and equatorial cyclohexylmethyl and (4-alkylcyclohexy)methyl radicals. First determination of the conformational free energy difference of the CH2.cntdot. group

    Article • Journal of the American Chemical Society, October 1985, American Chemical Society (ACS)

    Professor John C. Walton, Dr John C. Walton

  47. Estimation of bond dissociation energies, including DH°(RSCH2–H), from barriers to internal rotation

    Article • Journal of the Chemical Society Chemical Communications, January 1984, Royal Society of Chemistry

    Professor John C. Walton, Dr John C. Walton

  48. Homosolvolysis

    Article • Journal of the Chemical Society Chemical Communications, January 1977, Royal Society of Chemistry

    Professor John C. Walton, Dr John C. Walton

  49. Unusual Radical Cyclisations

    Article • Springer Science + Business Media

    Professor John C. Walton