Synthesis, Surface-active Properties and Phase Transfer Catalytic Action of the Crown Ethers Bearing Aminimide Group

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ISBN 13 :
Total Pages : 24 pages
Book Rating : 4.:/5 (11 download)

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Book Synopsis Synthesis, Surface-active Properties and Phase Transfer Catalytic Action of the Crown Ethers Bearing Aminimide Group by : Seiichi Inokuma

Download or read book Synthesis, Surface-active Properties and Phase Transfer Catalytic Action of the Crown Ethers Bearing Aminimide Group written by Seiichi Inokuma and published by . This book was released on 1983 with total page 24 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Bulletin of the Chemical Society of Japan

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ISBN 13 :
Total Pages : 1116 pages
Book Rating : 4.:/5 (318 download)

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Book Synopsis Bulletin of the Chemical Society of Japan by : Nihon Kagakkai

Download or read book Bulletin of the Chemical Society of Japan written by Nihon Kagakkai and published by . This book was released on 1983 with total page 1116 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Crown Ethers and Phase Transfer Catalysis in Polymer Science

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Publisher : Springer
ISBN 13 :
Total Pages : 448 pages
Book Rating : 4.F/5 ( download)

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Book Synopsis Crown Ethers and Phase Transfer Catalysis in Polymer Science by : Lon J. Mathias

Download or read book Crown Ethers and Phase Transfer Catalysis in Polymer Science written by Lon J. Mathias and published by Springer. This book was released on 1984-02 with total page 448 pages. Available in PDF, EPUB and Kindle. Book excerpt: Phase transfer catalysis or interfacial catalysis is a syn thetic technique involving transport of an organic or inorganic salt from a solid or aqueous phase into an organic liquid where reaction with an organic-soluble substrate takes place. Over the past 15 years there has been an enormous amount of effort invested in the development of this technique in organic synthe sis. Several books and numerous review articles have appeared summarizing applications in which low molecular weight catalysts are employed. These generally include either crown ethers or onium salts of various kinds. While the term phase transfer catalysis is relatively new, the concept of using a phasetrans fer agent (PTA) is much older~ Both Schnell and Morgan employed such catalysts in synthesis of polymeric species in the early 1950's. Present developments are really extensions of these early applications. It has only been within the last several years that the use of phase transfer processes have been employed in polymer synthesis and modification. Similarly, the use of polymer-bound phase transfer agents is also a recent development. These and related areas have nonetheless enjoyed explosive growth as mea sured by the number of publications and the variety of applica tions which have appeared. Several reviews dealing with these l 6 polymer-related investigations have been published.

Crown Ethers and Analogous Compounds

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Publisher : Elsevier
ISBN 13 : 1483290875
Total Pages : 500 pages
Book Rating : 4.4/5 (832 download)

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Book Synopsis Crown Ethers and Analogous Compounds by : M. Hiraoka

Download or read book Crown Ethers and Analogous Compounds written by M. Hiraoka and published by Elsevier. This book was released on 2016-05-04 with total page 500 pages. Available in PDF, EPUB and Kindle. Book excerpt: Since the discovery of crown ethers by Pedersen in 1967, several thousands of crown ethers and analogous compounds have been synthesized. Their specific characteristics have been investigated and a variety of applications developed. These developments have led to new fields of chemistry called host-guest chemistry and supramolecular chemistry. This book presents the state-of-the-art of the chemistry of crown ethers and analogous compounds. The first chapter provides an orientation in the new fields of chemistry. Chapter 2 reviews advances in synthetic procedures for crown ethers and analogous compounds including azacrown ethers, thiacrown ethers, functionalized crown ethers, cryptands and others. The focus of chapter 3 is on the concept and synthetic strategies for the molecular design of new crown compounds. Chapters 4-7 are concerned with noteworthy topics in the applications of crown compounds. Chapter 4 deals with the application to ion-selective electrodes and liquid chromatography, both of which are the most important targets in the analytical application of crown compounds. One major application of crown ethers is the design and syntheses of artificial molecules which can catalyze a useful synthetic reaction in an enzyme-mimetic reaction manner, through novel non-covalent complexes. The strategies for enzymatic modelling with crown ethers are covered in chapter 5, while chapter 6 presents the principle of amine-selective colour complexation and its application. In chapter 7 switched-on crown ethers that can respond to environmental stimuli are reviewed. The final chapter is devoted to a wide-ranging discussion of developments in macrocyclic polyamine chemistry. Unlike crown ethers, macrocyclic polyamines, bearing nitrogen donor atoms which belong to a soft base, form complexes with ions of transition metals and heavy metals which are classified as soft acids. Therefore, macrocyclic polyamines are expected to have very versatile applications. Scientists in chemistry, biochemistry, physical organic chemistry, pharmaceutical chemistry and industrial chemistry will find this book a helpful summary and a stimulating contribution to research in this specialized field of crown compounds.

Methodologies in Ether Synthesis

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Publisher : Royal Society of Chemistry
ISBN 13 : 1837675171
Total Pages : 220 pages
Book Rating : 4.8/5 (376 download)

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Book Synopsis Methodologies in Ether Synthesis by : Zahra Taherinia

Download or read book Methodologies in Ether Synthesis written by Zahra Taherinia and published by Royal Society of Chemistry. This book was released on 2024-08-16 with total page 220 pages. Available in PDF, EPUB and Kindle. Book excerpt: Ethers and crown ethers are important structural parts of many man-made or natural organic materials with medicinal, agrochemical or technological attributes. In recent years, extensive studies have been conducted for developing novel ether synthesis methods. This book summarizes recent advances in synthesizing dialkyl, alkyl aryl, diaryl, cyclic, and crown ethers. It also discusses their substantial applications in various fields such as organic synthesis, ionic liquids, protecting groups, photoswitchable catalysis, phase transfer catalysts, solvents, biological functionality, anticancer properties and antimicrobial effects, drug delivery, and biofuels. Providing an invaluable reference for undergraduates, postgraduates and researchers interested in organic chemistry, it also contributes to the literature for chemical researchers working in industry.

Crown Ethers and Phase Transfer Catalysis in Polymer Science

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Publisher :
ISBN 13 : 9781461593508
Total Pages : 440 pages
Book Rating : 4.5/5 (935 download)

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Book Synopsis Crown Ethers and Phase Transfer Catalysis in Polymer Science by : Lon Mathias

Download or read book Crown Ethers and Phase Transfer Catalysis in Polymer Science written by Lon Mathias and published by . This book was released on 2014-09-01 with total page 440 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Crown Ethers and Cryptands

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Publisher :
ISBN 13 :
Total Pages : 216 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis Crown Ethers and Cryptands by : George W. Gokel

Download or read book Crown Ethers and Cryptands written by George W. Gokel and published by . This book was released on 1991 with total page 216 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book introduces the broad and basic principles of crown ether and cryptand chemistry at the advanced undergraduate, graduate and working professional level.

Crown Ethers and Phase Transfer Catalysis in Polymer Science Proceedings of an International Symposium on Crown Ethers and Pha La

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ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (959 download)

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Book Synopsis Crown Ethers and Phase Transfer Catalysis in Polymer Science Proceedings of an International Symposium on Crown Ethers and Pha La by : Nev.) International Symposium on Crown Ethers and Phase Transfer Catalysis in Polymer Science (1982 : Las Vegas

Download or read book Crown Ethers and Phase Transfer Catalysis in Polymer Science Proceedings of an International Symposium on Crown Ethers and Pha La written by Nev.) International Symposium on Crown Ethers and Phase Transfer Catalysis in Polymer Science (1982 : Las Vegas and published by . This book was released on 1983 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

A Selected History of Crown Ethers

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Publisher :
ISBN 13 :
Total Pages : 138 pages
Book Rating : 4.:/5 (246 download)

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Book Synopsis A Selected History of Crown Ethers by : Donald W. Cunningham

Download or read book A Selected History of Crown Ethers written by Donald W. Cunningham and published by . This book was released on 1984 with total page 138 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Crown Ethers and Analogs Updates

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Publisher :
ISBN 13 :
Total Pages : 584 pages
Book Rating : 4.X/5 (1 download)

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Book Synopsis Crown Ethers and Analogs Updates by : E. Weber

Download or read book Crown Ethers and Analogs Updates written by E. Weber and published by . This book was released on 1989-09-28 with total page 584 pages. Available in PDF, EPUB and Kindle. Book excerpt: Derived from the "Chemistry of Functional Groups" series, this volume includes key chapters from an earlier volume on crown ethers. Material has been updated and new material included. Topics discussed include the synthesis of crown ethers and analogs and various complexes and selectivity.

Catalytic and Mass Spectral Properties of Crown Ethers

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ISBN 13 :
Total Pages : 308 pages
Book Rating : 4.:/5 (11 download)

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Book Synopsis Catalytic and Mass Spectral Properties of Crown Ethers by : Richard R. Whitney

Download or read book Catalytic and Mass Spectral Properties of Crown Ethers written by Richard R. Whitney and published by . This book was released on 1976 with total page 308 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Synthesis of Novel Crown Ethers Bearing the Exo-cis-2,3-NORBORNYL Group as Potential Na+ and K+ Extractants

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ISBN 13 :
Total Pages : pages
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Book Synopsis Synthesis of Novel Crown Ethers Bearing the Exo-cis-2,3-NORBORNYL Group as Potential Na+ and K+ Extractants by :

Download or read book Synthesis of Novel Crown Ethers Bearing the Exo-cis-2,3-NORBORNYL Group as Potential Na+ and K+ Extractants written by and published by . This book was released on 2007 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: The synthesis of a series of novel dinorbornyl-16-crown-5 and dinorbornyl-18-crown-6 ethers that incorporate the exo-cis-2,3-norbornyl moiety within the macrocycle framework is described. The key starting material for the crown ethers, exo-cis-2,3-norbornanediol, was successfully prepared on a large (>30g) scale in 88% yield from norbornylene by osmium tetroxide-catalyzed hydroxylation. The syn and anti isomers of the dinorbornyl-16-crown-5 ether family were prepared using diethylene glycol with ring closure achieved using a methallyl linkage. The isomers cis-syn-cis and cis-anti-cis di-norbornano-15-methyleno-16-crown-5 (6A and 6B) could be separated using column chromatography, and a single crystal of the syn isomer 6A suitable for X-ray crystal structure analysis was obtained, thereby confi rming the syn orientation. The syn and anti isomers of the dinorbornyl-18-crown-6 ether family were successfully prepared employing a different synthetic strategy, involving the potassium-templated cyclization of two bis-hydroxyethoxy-substituted exo-cis-2,3-norbornyl groups under high dilution conditions. Attempts to fully separate cis-syn-cis di-norbornano-18-crown-6 (10A) and cis-anti-cis di-norbornano-18-crown-6 (10B) from one another using column chromatography were unsuccessful. All intermediates and products were checked for purity using either thin layer chromatography or gas chromatography, and characterized by proton and carbon NMR. Crown ethers 6AB and 10AB are to our knowledge the fi rst crown ethers to incorporate the exo-cis-2,3-norbornyl moiety into the crown ring to be successfully synthesized and characterized.

World Translations Index

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ISBN 13 :
Total Pages : 798 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis World Translations Index by :

Download or read book World Translations Index written by and published by . This book was released on 1967 with total page 798 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Advances in Macromolecular Chemistry

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ISBN 13 : 9780120252022
Total Pages : 278 pages
Book Rating : 4.2/5 (52 download)

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Book Synopsis Advances in Macromolecular Chemistry by : Wallace M. Pasika

Download or read book Advances in Macromolecular Chemistry written by Wallace M. Pasika and published by . This book was released on 1968 with total page 278 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Polyurethane Elastomers

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Publisher : Springer Science & Business Media
ISBN 13 : 940112924X
Total Pages : 458 pages
Book Rating : 4.4/5 (11 download)

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Book Synopsis Polyurethane Elastomers by : C. Hepburn

Download or read book Polyurethane Elastomers written by C. Hepburn and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 458 pages. Available in PDF, EPUB and Kindle. Book excerpt: The aim of this monograph has been to distil into a single volume, in an easily read and assimilated format, the essentials of this often complex technology such that it is usable by all technical and semi-technical people who wish to become their own polyurethane and polyurethane elastomer expert.

Principles of Polymer Chemistry

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Publisher : Springer Science & Business Media
ISBN 13 : 1461422124
Total Pages : 810 pages
Book Rating : 4.4/5 (614 download)

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Book Synopsis Principles of Polymer Chemistry by : A. Ravve

Download or read book Principles of Polymer Chemistry written by A. Ravve and published by Springer Science & Business Media. This book was released on 2012-05-24 with total page 810 pages. Available in PDF, EPUB and Kindle. Book excerpt: This successful textbook undergoes a change of character in the third edition. Where earlier editions covered organic polymer chemistry, the third edition covers both physical and organic chemistry. Thus kinetics and thermodynamics of polymerization reactions are discussed. This edition is also distinct from all other polymer textbooks because of its coverage of such currently hot topics as photonic polymers, electricity conducting polymers, polymeric materials for immobilization of reagents and drug release, organic solar cells, organic light emitting diodes. This textbook contains review questions at the end of every chapter, references for further reading, and numerous examples of commercially important processes.

Databook of Preservatives

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Publisher : Elsevier
ISBN 13 : 1927885086
Total Pages : 527 pages
Book Rating : 4.9/5 (278 download)

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Book Synopsis Databook of Preservatives by : George Wypych

Download or read book Databook of Preservatives written by George Wypych and published by Elsevier. This book was released on 2015-07-20 with total page 527 pages. Available in PDF, EPUB and Kindle. Book excerpt: Databook of Preservatives contains data for preservatives for products during transport and storage, film preservatives, wood preservatives, fiber, leather, rubber and polymerized materials preservatives, construction material preservatives, preservatives for liquid cooling and processing systems, slimicides, and cutting fluid preservatives. The selection of preservatives includes generic and commercial products, thus allowing for a comparison of properties of products coming from different sources. As well as general information about each preservative, the book also covers physical properties, health and safety issues and ecological properties. Over 100 data fields are included. Emphasis is particularly placed on usage and performance considerations, including information on manufacturers, an assessment of particularly notable properties, features and benefits, which combinations are recommended, and the effect of the preservative on microorganisms. Practical, up-to-date data, including an assessment of features and benefits of each preservative Particular emphasis given to environmental, health and safety properties to ensure safe use Supported by real world examples of products produced using the compounds detailed in the book