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3 edition of Electron spin resonance studies of some unsubstituted and substituted aromatic radical anions found in the catalog.

Electron spin resonance studies of some unsubstituted and substituted aromatic radical anions

Lee William Bush

Electron spin resonance studies of some unsubstituted and substituted aromatic radical anions

by Lee William Bush

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Published by University Microfilms in Ann Arbor .
Written in English


Edition Notes

Thesis (Ph.D.) - North Western University, 1967.

The Physical Object
FormatMicroform
Pagination1 microfilm
ID Numbers
Open LibraryOL18796700M

Electron Spin Resonance Study of the Self-disproportionation of some Semiquinone Radicals in Solution Article in Canadian Journal of Chemistry 50(18) . Electrochemical, ESR and quantum chemical study of 1‐substituted naphthalenes and their radical anions January Journal of Physical Organic Chemistry 21(1) -

As proposed by several theoretical studies on DEA [21][22][23] [24], the neutral aromatic molecule can capture the excess electron forming an electron-molecule resonance . Physical Fundamentals of Electron Spin Resonance Paramagnetic Organic Species and Their Generation Electron-Nuclear Magnetic Interaction radical anions radical anion phys coupling constants chapt radical cation triplet You can write a book review and share your experiences. Other readers will.

Application of electron spin resonance spectroscopy to studies of valence isomerization. III. Aliphatic semidiones. XXVII. Nuclear magnetic resonance studies of the acid-base chemistry of amino acids and peptides. II. Journal of the American Chemical Society Electron spin resonance spectroscopy is the method used to determine the structure and life expectancy of a number of radicals. Written by Fabian Gerson and Walter Huber, top experts in the field of electron spin resonance spectroscopy, this book offers a compact yet readily comprehensible introduction to the modern world of by:


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Electron spin resonance studies of some unsubstituted and substituted aromatic radical anions by Lee William Bush Download PDF EPUB FB2

Electron spin resonance studies of radical anions. Part I. Aromatic ketyls. Ayscough and R. Wilson Abstract. The first page of this article is displayed as the abstract. Electron spin resonance studies of radical anions. Part I. Aromatic ketyls.

Printed in Great BritainQ ELECTRON SPIN RESONANCE STUDY OF RADICAL ANIONS DERIVED FRON SUBSTITUTED FERROCENES1 Wayne C. Danen and Charles T. West Department of Chemistry, Kansas State University, Manhattan, Kansas (Received in USA 6 December ; received in III for publicflion 15 December ) Although electron spin resonance (ear) spectroscopy has developed over the past ten years into a powerful technique for the study of radical species Cited by: 8.

Stable radical anions are produced from 5,5-dimethyl-5H-dibenzo[b,f]silepin, 5-methy]phenyl-5H-dibenzo[b,f]silepin, 5,5-diphenyl-5H-dibenzo[b,f]sil Cited by: 2. Davies A.G., Neville A.G. () An Electron Spin Resonance Study of some Silanone Radical Anions.

In: Fischer H., Heimgartner H. (eds) Organic Free : Alwyn G. Davies, Anthony G. Neville. ELECTRON spin resonance data for a large number of substituted and unsubstituted aza­ aromatic radical anions are available in the literaturelAuthor: K. Sharma.

The ESR spectra of the radical anions of 2,3‐dimethyl−1,3‐butadiene, 1,3‐cyclohexadiene, and isoprene have been examined in liquid ammonia.

The proton hyperfine interaction can be readily assigned except for the case of isoprene where there is a small discrepancy between our assignment and the observed spectrum. In the case of 2,3‐dimethyl−1,3‐butadiene two distinct Cited by: JOURNAL OF MAGNETIC RESONA () Electron Spin Resonance Study of Some Substituted 1-Hydropyridinyl Radicals in Solution JGEN K.

DOHRMANN AND REINHARD BECKER Institut f Physikalische Chemie and Quantenchemie der Freien Universit Berlin, Fabeckstra D Ber Germany Received Decem Substituted 1-hydropyridinyl radicals have been generated by the photolytical reduction at room temperature of pyridine substituted Cited by:   Electron spin resonance study of certain derivatives of aromatic ion-radicals.

The ESR spectra of anion-radicals of a series of tricyclic ketones. Kazakova, I. Makarov, A. Samokhvalova & D. Ioffe Journal of Structural Chemistry vol pages – ()Cite this articleCited by: 1. The electron spin resonance spectra of several previously unobserved alkyl‐ and cycloalkyl‐aromatic radical cations were obtained in a flow system, and the ratio of the methylene hyperfine splittin Cited by: Electron spin resonance studies of substituent effects.

III. Electron withdrawal by Group IV and Group VI elements Electron spin resonance of perfluoroazoalkane radical anions. John L. Gerlock; Edward G. Janzen; John K. Ruff; Journal of the American Chemical SocietyJournal of the American Chemical Society The radical-anions ArCONH or -dianions ArCONH of a series of ring- and N-substituted benzamides, thiobenzamides and nicotinamides have been characterized at temperatures near K by electron spin resonance spectroscopy utilizing a low-temperature modification of the rapid-flow reduction technique incorporating.

A method is proposed for the determination of pi‐electron spin densities in aromatic free radicals which is independent of calculations of sigma—pi interactions. It employs linewidth studies of solution spectra of free radicals and is based on the line broadening arising from electron—nuclear anisotropic intramolecular magnetic—dipole Cited by: Electron spin resonance studies of electron capture processes.

Part 7. σ*(3-Electron covalent bond) radical anions of halogenoimidazoles The results are discussed in the light of the σ* and/or π* species obtained from electron capture by other aromatic halides and other substituted by: 9. Evidence is obtained that the sulphate radical anion is formed throughout the pH range employed (1–105) and that it can react with organic compounds in at least three ways: by abstracting a hydrogen atom from saturated carbon, by adding to unsaturated or aromatic carbon, and by removing one electron from carboxylate anions and from certain.

Electron spin resonance studies of vinyl, propargyl, and butatrienyl radicals isolated in argon matrices Reactions of aromatic radical anions. VII. Kinetic study of the reaction of sodium anthracene with water. Shelton Bank; Bradley Bockrath; Journal of the American Chemical SocietyJournal of the American Chemical Society   Electron spin resonance methods have been used to observe alkyl radicals in liquid hydrocarbon systems during irradiation with ‐MeV electrons.

These investigations provide detailed structural, radiation chemical, and kinetic information about a large number of general, in these studies the ESR lines are found to be narrow; considerable fine Cited by: Journal of Organometallic Chemistry, 70 () Elsevier Sequoia S.A, Lausanne Printed in The Netherlands ELECTRON SPIN RESONANCE STUDIES OF GROUP IV ORGANOMETALLIC RADICAL ANIONS L ORGANOMETAL-SUBSTITUTED BENZENES HERBERT J.

SIPE, Jr. and ROBERT WEST Department of Chemistry, University of Wisconsin, Madison, Wisconsin (U.S.A.) (Received May 22nd, ) Summary Electron spin resonance spectra Cited by: Validation studies on the heptalene radical anion, [16]annulene radical anion, and tri-trans-[12]annulene radical anion indicate that electron spin resonance (ESR.

Electron spin resonance (esr) spectra of radical anions formed during controlled-potential electrolysis at the potential corresponding to the first reduction wave were observed for 16 of.

Molecular orbital calculations using the Hückel LCAO theory and the approximate configuration interaction treatment suggested by McLachlan have been performed on a large series of nitrosubstituted aromatic anion radicals. By properly adjusting the Coulomb and resonance integrals for the nitro group, a good quantitative correlation is obtained between the calculated spin Cited by:.

Electron spin resonance study of some p-substituted 1-hydropyridinyl radicals in solution. Journal of Magnetic Resonance ()32 (3), DOI: /(78) P Wardman. Application of pulse radiolysis methods to study the reactions and structure of by: Abstract Electron spin resonance spectra have been observed from radicals produced during the photolysis of a number of highly fluorinated aromatic nitro, nitrosocompounds and ketones in by: Circular dichroism studies of some 1-substituted 2-phenylcyclohexanes.

Lawrence Verbit; Application of electron spin resonance spectroscopy to problems of structure and conformation. XXV. halide anions as triphenylcarbenium salts. Isolation from reaction of platinum tetrachloride with trityl chloride in benzene of a novel [Pt4(C6H4.