Last edited by Balkree
Sunday, August 9, 2020 | History

2 edition of electrochemical fluorination of naphthalene found in the catalog.

electrochemical fluorination of naphthalene

Mark Francis Feeney

electrochemical fluorination of naphthalene

by Mark Francis Feeney

  • 388 Want to read
  • 34 Currently reading

Published .
Written in English

    Subjects:
  • Fluorination.,
  • Naphthalene.

  • Edition Notes

    Statementby Mark Francis Feeney.
    SeriesGeneral Microfilm -- 3837
    The Physical Object
    Paginationiv, 33 leaves, [1] leaf of plates :
    Number of Pages33
    ID Numbers
    Open LibraryOL16430518M

    The invention relates to a method for producing reactive zinc by means of electrochemical reduction, wherein iron or steel is used as the cathode material. WOA1 - Method for producing reactive zinc by means of electrochemical reduction - Google Patents Method for producing reactive zinc by means of electrochemical reduction. Book Author(s): Prof. Dr. Peer Kirsch. Merck KGaA, Liquid Crystals R&D Chemistry, Frankfurter Str. , Darmstadt, Germany Perfluorination and Selective Direct Fluorination. Electrochemical Fluorination (ECF) Nucleophilic Fluorination. Synthesis and Reactivity of Fluoroaromatic Compounds. Transformations of Functional Groups.

    Book Overview. Altmetric Badge. Chapter 1 NFSI Radical Fluorination for Preparing Alkyl Fluorides Chapter 7 Electrochemical Fluorination for Preparation of Alkyl Fluorides Altmetric Badge. Chapter 8 Selectfluor and Its Analogs Electrophilic Fluorination for Preparing Alkyl Fluorides. Figure 1 Comparison of electrochemical and photochemical C–H fluorination using actual med-chem intermediates. In summary, a simple and scalable protocol for the electrochemical fluorination of unactivated C(sp 3)–H bonds has been developed. The scope has been explored across a range of substrates bearing numerous types of functional groups.

    Electrochemical C(sp³)–H Fluorination Synlett , DOI: /s Incorporation of fluorine into organic molecules can be achieved almost exclusively by synthetic means, as only a handful of organofluorine compounds have been identified from natural sources. electrochemical fluorination of some industrially important organic compounds VLE MOLECULAR THERMODYNAMICS OF NONPOLAR FLUIDS AND THEIR MIXTURES Sudhindra N. Misra, / Ashok D. Jethva, / Mahendrasinh S. Gohil, / Seth Elsheimer, / Gadde Ramachandraiah, / Pushpito K. Ghosh.


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Electrochemical fluorination of naphthalene by Mark Francis Feeney Download PDF EPUB FB2

The electrochemical fluorination of 1,2-bis(diethylphosphino)ethane, (C 2 H 5) 2 PCH 2 CH 2 P(CH 2 CH 3) 2 in aHF, anhydrous HF; ECF, electrochemical fluorination.

The ECF of dialkylphosphines, for instance di(iso -propyl)chlorophosphine, is accompanied with strong decomposition of the starting material presumably due to relatively good Cited by: 4.

Pavel A. Zaikin, Gennady I. Borodkin, in Late-Stage Fluorination of Bioactive Molecules and Biologically-Relevant Substrates, Electrochemical Anodic Fluorination. Electrochemical fluorination seems to be an ideal method for the introduction of fluorine atoms into organic molecules because it can be carried out under mild conditions in a one-step procedure.

InRozhkov et al. reported the first example of electrochemical partial fluorination of benzene and naphthalene via anodic oxidation in Et 4 NF-3HF/MeCN at a constant potential to provide the corresponding monofluoro product along with a small amount of difluoro products [5, 6].The fluorination of naphthalene is illustrated in Scheme 2.

A detailed pilot plant study of electrochemical fluorination of octanoyl chloride is also available [10].

InRozkov studied the electrochemical fluorination of naphthalene in acetonitrile medium using as a supporting electrolyte and fluorine source. He found that -fluoro naphthalene was obtained with reasonable selectivity.

The selective electrochemical fluorination of alkenes, phenanthroline, naphthalene and chlorobenzene in neat amine-HF mixtures is described, together with the chemistry of 4,4. Electrochemical fluorination of alkanosulfofluorides and chlorides with a number of carbon atoms of up to 9 [] allowed to obtain perfluoroalkanosulfofluorides in acceptable yields which decreased at the chain growth more slowly than in case of acylfluorides, that was an.

Although a number of fluorination reagents have been developed so far, they have still some problems, i.e., they are costly, difficult to handle, and explosive [3–4]. On the other hand, Rozhkov and Laurent reported an electrochemical partial fluorination of naphthalene and olefins about 30 years ago [5–6].

However, at that time, there has. A new fluoride selective electrochemical and fluorescent chemosensor based on a ferrocene–naphthalene dyad† Francisco Otón, a Alberto Tárraga,* a María D.

Velasco, a Arturo Espinosa a and Pedro Molina * a. Although a number of fluorination reagents have been developed so far, they have still some problems, i.e., they are costly, difficult to handle, and explosive. On the other hand, Rozhkov and Laurent reported an electrochemical partial fluorination of naphthalene and olefins about 30 years ago.

However, at that time, there has been no report. One of the advantages of using TBAF as a fluoride source in electrochemical fluorination is its compatibility and traditional use in radiofluorination with 18 F-fluoride. Compared with poly-HF salts, TBAF introduces fewer carrier 19 F-fluoride molecules, increasing specific activity and radiochemical yield, which is measured with respect to number of fluorination reagents have been developed so far, they have still some problems, i.e., they are costly, difficult to handle, and explosive [3,4].

On the other hand, Rozhkov and Laurent reported an electrochemical partial fluorination of naphthalene and olefins about 30 years ago [5,6]. However, at. The book provides advanced and updated information on the latest synthesis routes to fluorocompounds and the involved reaction mechanisms.

Special attention is given to the unique reactivity of fluorine and fluorinated media, along with the correlation of those properties to. The electrochemical bandgaps of both polymers were thus deduced to be and eV for P1 and P2, respectively. The fluorinated polymer P2 thus has a larger electrochemical band gap, which is due to weaker donating effect of the T-FBT unit (lowered HOMO).

Electrochemical fluorination (ECF, Simons process) is one of the favored processes in the production of perfluorinated materials. In this chapter, technical aspects of the ECF process are.

These developments culminated in a highly selective method for the electrochemical fluorination of (hetero)aromatic compounds under mild reaction conditions.

14, 17 However, although the used alkylamine/HF salts are less hazardous than most fluorinating agents used in chemical fluorination methods, they are still toxic and highly corrosive and. Electrolytic partial fluorination of organic compounds Part Regioselective anodic fluorination of naphthalene- and pyridine-acetate and -acetonitrile derivatives.

Journal of Fluorine Chemistry87 (2), DOI: /S(97) Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Pages: Yttria-stabilized zirconia, Electrochemical fluorination, ITIES, Faraday-efficiency effect, Faraday's laws of electrolysis, Butler-Volmer equation, Amperometric titration, Proton exchange membrane.

A further advantage of using TBAF, instead of HF salts as a source of fluoride, is the traditional use of 18 F-TBAF in radiofluorination. 23 Previous attempts at electrochemical radiofluorination with 18 F-poly-HF salts, which severely limits specific activity and places a theoretical limit on radiochemical yield, have been reported.

24, Electrochemical fluorination of acrylic polymer and product therefrom Download PDF Info Publication number USB2. USB2 US11/, USA USB2 US B2 US B2 US B2 US A US A US A US B2 US B2 US B2 Authority US. Electrochemical fluorination (ECF), or electrofluorination, is a foundational organofluorine chemistry method for the preparation of fluorocarbon-based organofluorine compounds.

The general approach represents an application of fluorinated chemical compounds produced by ECF are useful because of their distinctive solvation properties and the relative inertness of carbon. Electrochemical reactions of fluoro organic compounds. , DOI: /_1.

Kunitaka Momota, Masayuki Morita, Yoshiharu Matsuda. Electrochemical fluorination of aromatic compounds in liquid R4NFmHF—part I. Basic properties of R4NFmHF and the fluorination o. Electrochemical and fluorination methods for reprocessing UNF have been proposed, but combinations of electrochemical and fluorination methods have not been investigated.

Electrochemical fluorination may reduce waste volumes compared to the main large-scale aqueous methods for processing used nuclear fuel.1. Why does electrochemical fluorination produce both branched and linear isomers while teloemrization produces only the linear isomer?

2. What is the mechanism of electrochemical fluorination in the two examples below?