Organic free radicals : proceedings of the Fifth International Symposium, Zürich, 18.-23. September 1988
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Organic free radicals : proceedings of the Fifth International Symposium, Zürich, 18.-23. September 1988
Springer-Verlag, c1988
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Proceedings of the Fifth International Symposium on Organic Free Radicals
Includes bibliographies and indexes
Description and Table of Contents
Table of Contents
Thermal Decomposition of Indolinonic Nitroxides. A Kinetic ESR Study.- Radical Cations from Alkyliodides and 1,n-Halogen(Alkylthio)Alkanes in Solution..- Studies of ss -Suifonyl Substituted Vinyl Nitroxides..- Direct and Indirect Diels-Alder Additions to Electron Rich Dienophiles.- Photo-Friedel-Crafts Reaction in Synthesis of Catharanthine and its Derivatives..- Hydroxyl Radical-Induced Strand Break Formation in Single-Stranded Polynucleotides and Single-Stranded DNA in Aqueous Solution as Measured by Light Scattering and by Conductivity..- Cobaloxime-Mediated Radical Cross Coupling Reactions..- Magnetic Effects in the Photochemistry of Ketones.- ESR Study of Reactive Intermediates in the Radiolysis and Photolysis of Al Alkoxides.- Rate Constants for Electron Transfer and Radical Cation Reactions of Methylated Naphthalenes..- Cyclopentane Ring Formation in the Cycloaddition Reactions of 3-Butenyl Radical on the Electron-Deficient Olefins..- ?-Halosulfones Reduction Mechanism: Application of Highly Efficient Radical Clocks.- Tris(Trimethylsilyl)Silane. A New Reducing Agent.- Autoxidation of (Me3 Si)3SiH.- Ti (III) Salt Mediated Radical Addition to Carbonyl Carbon. Synthesis of ?, ? - Dihydroxyketones.- Polarized EPR Spectra of Unstable Biradicals..- Atom-Transfer Addition, Cyclization and Annulation..- Mercuric Oxide - Iodine Oxidation of Steroidal Homoallylic Alcohols.- The Mechanisms of the Rearrangements of Allylic Hydroperoxides.- Stereoselective C-C Bond Formation in Carbohydrates by Radical Cyclization Reactions.- A Novel Reaction of Tetracyanoethylene with N-Aryl-Isoindolines.- An Electron Transfer Initiated Isomerization and Solvent Addition via Radical Cation Chain Process.- Tetramethyleneethanes: Non-Kekule Ground State Triplets at Odds with Theory.- Hydrophobic Radical-Ions..- Simple Synthesis of Nitroxyl Amines..- Micellar Aggregation and the Decay of Triplet Radical Pairs.- Spin Trapping and Matrix Isolation E.S.R. Studies of Photo-Oxidation of Alcohols by Hexachlorometallate (IV) Ions (M=Pt, Pd, Ir)..- ESR of Free Radicals in Gamma Irradiated DNA-Histone Complex..- An ESR Investigation of the Photolysis of Benzene Polycarboxylate Anions in Aqueous Solution..- The Effect of Temperature in the Addition of Tosyl Radicals to Arylacetylenes..- Chemical Routes to Atomic Nitrogen..- Hydrogen Atom Abstraction from a Molybdenum Hydride: Radical Clock Studies..- Radical Cyclization of Aldehydes: Synthetic and Mechanistic Developments..- Radical Addition of Acetone to Limonene Initiated by KMnO4 in Acetic Acid Medium..- Three Paramagnetic Reduction Stages of Phenyl Substituted 1,2:9,10-Dibenzo[2.2]Paracyclophanes..- The Role of Solvent Dynamics in Inter- and Intramolecular Electron Exchange Reactions..- On the Radicalic Methylation. Unexpected Formation of Sulfones and Sulfonamides in the Reaction of Nitrosoarenes with Fenton's Reagent in DMSO..- Theoretical Study on the Structure of ?-Substituted Ethyl Radicals..- Radical Reactions for Use in Organic Synthesis.- Free and Unfree Radical Ions..- On the Stabilization of ? - Carbon Radicals by II- and Methylthio-Substituents..- SEESR of Radical-Ions and of Paramagnetic Complexes..- ESR Studies of 1-Silacycloalkyl and 1-Sila-Allyl Radicals..- Photosensitized Generation of Singlet Oxygen (1?g) in Vivo. Proposed Biomedical Applications..- CIDNP in the Reactions of Photooxidation of Benzylic Acid and Phenols Sensitized by Uranyl Ion..- Stereochemical Aspects of Radical Hydroxylation of Cyclohexenes in Aqueous Solution..- Regeneration of Amine in Catalytic Inhibition of Oxidation.- EPR Spectra and Kinetics of some Carbonyloxyl Radicals, XCO2.- The Structure of Co(II)-Corrins - 'Nature's Traps' for Organic Radicals.- Aspects of Organometallic Free Radical Chemistry.- ENDOR Investigations on the Substituent Dependence of the Stabilisation of Triphenylmethyl Radicals..- Hydrogen Atom Transfer between Ketyl Radicals and Ketones.- Formation of Dibenzodioxins and Dibenzofurans in Homogenous Gas-Phase Reactions of Phenols.- Fragmentation Patterns for Anion Radicals in Carboxylic Acids.- Unusual Transannular Radical Cyclisations.- CIDNP during the Oxidation of Tertiary Aliphatic Amines.- Charge Transfer Interaction between Menadione and Nucleic Acids. A CIDNP Study.- Grignard Reaction of Ketones. Electron and Subsequent R Transfer Processes to Ketones.- Radical Ions and Photochemical Charge Transfer Phenomena in Organic Chemistry.- Cyclisation of ?-Arylalkanols via Aryl Radical-Cation and Alkoxyl Radical Intermediates..- The Question of Additivity of Substituent Effects on Radical Stabilisation..- Spin Delocalisation in Heterocyclic Captodative Radicals..- ? - Fragmentation of Alkyl Radicals. Polar and Steric Effects.- The Decay Kinetics of Triplet-Triplet Fluorescence Systems. The m-Xylylene Biradicals..- ESR Spectroscopy of Short-Lived Radical Pairs in Solutions..- Stereochemical Effect on Intramolecular Substitutions in Induced Decomposition of Allylic Percarbonates..- Gas Phase Oxygenation of Benzene Derivatives with O(3P) Atoms Produced by MD of N2O..- Annulations by Reaction of Imidoyl Radicals with Unsaturated Bonds..- Self Electron Transfer Reactions of Hydrazines.- A Carbon-Centred Alkylphosphonate Radical Generated by Pyruvate Formate-Lyase with its Substrate Analogue Hypophosphite.- Radical Ions of Benzo[c]cinnolines and 2,3-Dihydro-1H-benzo[c]pyrazolo [1.2-?]cinnolines.- An Electron Spin Resonance Study of Some Silanone Radical Anions.- Nuclear-Electron Resonance in 31P- Containing Free Radical Solution.- Nitro Compounds as Free Radical Precursors.- Free Radicals in the Catalytic Chemistry of Hemoproteins.- Spin Trapping with Thiones.- Intramolecular Motion in Organic Free Radicals Studied by Muon Spin Rotation and Level-Crossing Spectroscopy.- Stereochemical and Regiochemical Aspects of Free Radical Macrocyclization.- Stereochemical Control in Hex-5-Enyl Radical Cyclization.- An E.S.R. Study of Aminium Radical Cations with Silyl Substituents.- The Cation-Radical of a Hindered Quinone Diazide.- Free Radical Formation by Ultrasound in Aqueous Solutions of Volatile and Non-Volatile Solutes. A Spin-Trapping Study.- Polarity Reversal Catalysis of H-Atom Abstraction Reactions in Solution.- Kinetics and Mechanism of the Oxidation Reaction of Thioethers by Cerium(IV)Ammonium Nitrate.- Nucleophilic Substitution in ?-Functionalized Tertiary Haloalkanes by Resonance Stabilized Carbanions.- Photoexcited Electron Transfer and Solvent-Dependent Path Ways of Spin Polarization and Radical Formation in Solutions with Anthraquinone.- Photochemically Generated Radicals in Industrial Applications.- Low-Field of CIDNP Manifestation of the Minor Recombination Channel via Triplet State of Radical Pairs.- Chlorine-Dioxide as an Electron Transfer Oxidant of Olefins..- Redox-Active Iron-Chelators Based on Pyridoxal.- Two Photon Processes in Free Radical Chemistry.- Tetrahydrofurans, Pyrrolidines and Cyclopentanes by Intramolecular Cyclization of Kolbe-Radicals.- Vitamin B12, Catalyst of Radical Reactions in Organic Synthesis.- Solution Chemistry of Keto and Enol Cation Radikals.- Hydroxyl Radical and Laser Light-Induced Strand Break Formation of Polynucleotides and DNA.- Role of Nitrate Radical in the Nitrooxylation of Alkenes by Cerium(IV)Ammonium Nitrate.- Ring Inversion in Dioxine Radical Cations.- Antioxidant Systems in Biological Material..- Cyclizing Bifunctionalization of Dienes by Sulfonyl Halides.- Radical Structure in ?-Irradiated Single Crystal of 17?-Hydroxyprogesterone..- Enantioselective Electron Transfer during the Free Radical Chain Reduction of Ketones..- Homosolvolysis..- Hydrogen Transfer Activation in Radical Telomerization.- Selenium Radical Cations Promoted Functional Group Transformations.- Alternating Reactivity of Radicals Coordinated to Chelated Transition Metals or Metalloenzymes and Chemical Carcinogenesis.- Oxidation of Crowded Polyarylphosphines and Diphosphines. ESR and Electrochemical Studies..- ESR Technique in a 2mm Range of Wavelengths and its Physico-Chemical Applications.- Cytochrome P450 Catalyzed Cage Radical Reactions.- Single-Electron-Transfer (SET) Leading to Radical Species in the Redox Reactions of Cyclic Peroxides with Biological Substrates.- Chain Transfer Mechanism in the Radical Telomerization Involving the Bromine Containing Polyhalomethanes.- Free Radical Production from the Triplet State of Nalidixic Acid..- New Procedures of Homolytic Alkylation of Heteroaromatic Bases: Synthesis of C-Nucleosides.- Polymer-Bound Pyrylium Salts.- Stabilisation and Stereodynamics of Free Radicals.- Electrochemistry of Free Radicals: Substituent Effects on the Redox Potentials of Benzyl Radicals.- Dissociation and Ion-Molecule Reactions of Alkane Radical Cations. Time-Resolved FDMR.- ENDOR of Metalloproteins at X-Band and Q-Band Microwave Frequencies.- Why Bromine is Used in the Autoxidation of P-Xylene to Terephthalic Acid.- Author Index.
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