Physical Methods In Heterocyclic Chemistry V5

Author : P Wheatley
Publisher : Elsevier
Page : 613 pages
File Size : 49,7 Mb
Release : 2012-12-02
Category : Science
ISBN : 9780323144599

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Physical Methods in Heterocyclic Chemistry V5 by P Wheatley Pdf

Physical Methods in Heterocyclic Chemistry, Volume V: Handbook of Molecular Dimensions focuses on bond lengths and angles from X-ray crystallography. This book provides a list of known X-ray structure determinations of molecules and ions that contain heterocyclic rings. Comprised of one chapter, this volume starts with an overview of the use of X-ray diffraction for the study of the geometry of molecules of all types. This text then discusses the three primary reasons for the lack of accuracy in bond lengths and angles determined by X-ray diffraction. This book discusses as well the effect of substitution on the bond lengths and angles in a heterocyclic ring system. The reader is also introduced to the various factors influencing the magnitudes of bond lengths and angles in molecules, which include the degree of hybridization, bond orders, electronegativity, interelectronic repulsion, or the equivalent concepts in terms of which these factors may be expressed. Heterocyclic chemists, biochemists, molecular biologists, and researchers will find this book useful.

Author : A Katritzky
Publisher : Elsevier
Page : 487 pages
File Size : 54,7 Mb
Release : 2012-12-02
Category : Science
ISBN : 9780323148504

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Physical Methods in Heterocyclic Chemistry V3 by A Katritzky Pdf

Physical Methods in Heterocyclic Chemistry, Volume III provides information pertinent to ionization constants and ultraviolet spectra. This book discusses the methods for the prediction of ionization constants. Comprised of seven chapters, this volume starts with an overview of the ionization constants of a number of heterocyclic compounds. This text then describes the procedures that are usually followed when molecular structure determinations based on electron diffraction measurements are carried out. Other chapters consider the concept of group frequencies, which rests upon the experimental fact that certain groups of atom give rise to vibrational transitions which are close or at the same frequency irrespective of the particular molecule in which the group occurs. The final chapter deals with the optical rotatory power, which is the only generally accessible physical property by which enantiomers can be distinguished in isolation. Heterocyclic chemists, biochemists, molecular biologists, and researchers will find this book extremely useful.

Author : A. R. Katritzky
Publisher : Elsevier
Page : 497 pages
File Size : 47,5 Mb
Release : 2013-10-22
Category : Science
ISBN : 9781483273198

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Physical Methods in Heterocyclic Chemistry by A. R. Katritzky Pdf

Physical Methods in Heterocyclic Chemistry, Volume IV, discusses the application of physical methods to organic chemistry, and in particular to heterocyclic chemistry. Since the publication in 1963 of the first two volumes of this treatise, the application of physical methods to organic chemistry, and in particular to heterocyclic chemistry, has proceeded apace. The importance of physical methods to structure determination and to the understanding of inter- and intramolecular interactions has increased no less than the flood of new work. Heterocyclic chemists are thus faced with the necessity of having more to comprehend for the efficient execution of their own work. The present volume includes chapters on electric dipole moments and heteroaromatic reactivity, which originally appeared in Volume I, and chapters on nuclear quadrupole resonance, nuclear magnetic resonance, and infrared spectra, which originally formed part of Volume II. Also included is one new topic: dielectric absorption.

Author : Alan R. Katritzky
Publisher : Unknown
Page : 128 pages
File Size : 41,5 Mb
Release : 1971
Category : Heterocyclic chemistry
ISBN : LCCN:63012034

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Physical Methods in Heterocyclic Chemistry by Alan R. Katritzky Pdf

Author : A Katritzky
Publisher : Elsevier
Page : 318 pages
File Size : 50,8 Mb
Release : 2012-12-02
Category : Science
ISBN : 9780323156141

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Physical Methods in Heterocyclic Chemistry V6 by A Katritzky Pdf

Physical Methods in Heterocyclic Chemistry, Volume VI discusses several topics including bond energies, electron-spin resonance, microwave spectroscopy, and photoelectron spectroscopy. This book explores the thermochemical applications to heterocyclic chemistry. Comprised of five chapters, this volume starts with an overview of the technique of photoelectron spectroscopy. This text then illustrates the various potentialities of photoelectron spectroscopy by discussing four examples taken from the field of heterocyclic compounds. Other chapters determine the magnitudes as well as the lines of action of electric dipole moments in the molecular framework. This book discusses as well the emission of light by individual molecules in solution, particularly heterocyclic molecules, which are electronically excited as a result of the absorption of visible or ultraviolet light. The final chapter deals with the aspects of heats of combustion, heats of hydrogenation, heats of formation, and bond energies. Heterocyclic chemists, chemists, biochemists, molecular biologists, and researchers will find this book extremely useful.

Author : A. R. Katritzky
Publisher : Unknown
Page : 598 pages
File Size : 46,6 Mb
Release : 1972
Category : Heterocyclic compounds
ISBN : OCLC:473856499

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Physical Methods in Heterocyclic Chemistry by A. R. Katritzky Pdf

Author : Anonim
Publisher : Unknown
Page : 346 pages
File Size : 42,7 Mb
Release : 1963
Category : Electronic
ISBN : OCLC:715615172

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Physical Methods in Heterocyclic Chemistry by Anonim Pdf

Author : F.C. Nachod
Publisher : Elsevier
Page : 384 pages
File Size : 50,9 Mb
Release : 2012-12-02
Category : Science
ISBN : 9780323152846

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Determination of Organic Structures by Physical Methods V5 by F.C. Nachod Pdf

Determination of Organic Structures by Physical Methods, Volume 5 is a seven-chapter text that discusses the improvements of some established physical methods for organic structure determination. Each chapter of this book examines specific physical method, including electron diffraction, spin saturation labeling, chemically and electro-magnetically induced dynamic nuclear polarization, ion cyclotron resonance spectroscopy, nuclear quadrupole resonance, Mössbauer spectroscopy, and automated analysis systems. The historical developments, principles, instrumentation, and applications to organic chemistry of these methods are discussed. This work will be of value to organic and analytical chemists and researchers.

Author : Alan R. Katritzky,J. M. Lagowski
Publisher : Elsevier
Page : 199 pages
File Size : 47,6 Mb
Release : 2013-10-22
Category : Science
ISBN : 9781483274515

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The Principles of Heterocyclic Chemistry by Alan R. Katritzky,J. M. Lagowski Pdf

The Principles of Heterocyclic Chemistry presents a unified account of fundamental heterocyclic chemistry with the emphasis placed on the correlations between the methods of preparation and the properties of the various ring systems. This book opens with an introductory chapter that discusses fundamental concepts of the electronic theory of organic chemistry and the relationship of heterocyclic and carbocyclic aromatic compounds. This is followed by separate chapters on the chemistry of the six-membered ring compounds containing one or more heteroatoms, five-membered ring compounds, three- and four-membered rings, and the physical properties of representative heterocyclic compounds. Each chapter begins with introductory section that surveys the various ring types, gives the systems of nomenclature and numbering, and mentions a few important natural and synthetic compounds. Syntheses starting from aliphatic and carbocyclic compounds are then given. The preparation of one heterocyclic compound from another is considered as a reaction of the starting material. The reactions of aromatic and non-aromatic compounds are discussed separately. This book contains the essential heterocyclic chemistry required by an Undergraduate or Graduate student for his course-work, and it is hoped that it will be found stimulating by many a more senior teacher and researcher.

Author : Thomas Lonsdale Gilchrist
Publisher : Prentice Hall
Page : 438 pages
File Size : 48,7 Mb
Release : 1997
Category : Heterocyclic chemistry
ISBN : STANFORD:36105021276113

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Heterocyclic Chemistry by Thomas Lonsdale Gilchrist Pdf

This book provides a unique overview of the subject. The first half of Heterocyclic Chemistry covers general properties of heterocyclic compounds and general methods for their preparation. This provides the basis for understanding the chemistry of indivudal ring systems that is described in later chapters. This edition has been completely revised to reflect the changes that have occurred in the field since the publication of the second edition in 1992.

Author : Louis D. Quin,John A. Tyrell
Publisher : Wiley
Page : 344 pages
File Size : 42,7 Mb
Release : 2010-08-09
Category : Science
ISBN : 0470566698

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Fundamentals of Heterocyclic Chemistry by Louis D. Quin,John A. Tyrell Pdf

Heterocyclic chemistry is of prime importance as a sub-discipline of Organic Chemistry, as millions of heterocyclic compounds are known with more being synthesized regularly Introduces students to heterocyclic chemistry and synthesis with practical examples of applied methodology Emphasizes natural product and pharmaceutical applications Provides graduate students and researchers in the pharmaceutical and related sciences with a background in the field Includes problem sets with several chapters

Author : F. C. Nachod,Jerry J. Zuckerman
Publisher : Unknown
Page : 392 pages
File Size : 46,6 Mb
Release : 1973
Category : Analytical chemistry
ISBN : UIUC:30112025520690

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Determination of Organic Structures by Physical Methods by F. C. Nachod,Jerry J. Zuckerman Pdf

Determination of Organic Structures by Physical Methods V5 ...

Author : John A. Joule,Keith Mills
Publisher : Wiley-Blackwell
Page : 608 pages
File Size : 52,5 Mb
Release : 2000-06-29
Category : Science
ISBN : 0632054530

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Heterocyclic Chemistry by John A. Joule,Keith Mills Pdf

This book has so closely matched the requirements of its readership over the years that it has become the first choice for chemists all over the world. Heterocyclic chemistry comprises at least half of all organic chemistry research worldwide. In particular, the vast majority of organic work done in the pharmaceutical and agrochemical industries is heterocyclic chemistry. The fourth edition of Heterocyclic Chemistry retains its original aims and flavour, thus maintaining the principal objective of earlier editions - to teach the fundamentals of heterocyclic reactivity and synthesis in a way that is understandable to second- and third-year undergraduate chemistry students. In recognition of the level at which much heterocyclic chemistry is now normally taught, the authors have included more advanced material, making the book appropriate both for postgraduate taught courses and to postgraduate students. It is important to emphasise that the more advanced sections of the book make it an important reference work for chemists at all levels who are working with heterocyclic compounds in industry. The preparation of the fourth edition has allowed the authors to review thoroughly the material included in earlier editions, to amend it in the light of new knowledge, and to include much recent work. For example, new sections deal with heterocyclic aspects of combinatorial chemistry, bioprocessing, and conducting polymers. In its more advanced sections, the book emphasises modern methods for the synthesis and chemical manipulation of heterocyclic compounds. Essential teaching material in the early chapters aims to capture the essence of heterocyclic reactivity in concise resumes suitable either as introductions, or as revisions/summaries for examination preparation. These early chapters are followed by detailed, systematic discussions of the chemical reactivity of particular heterocyclic systems. Original references and references to reviews are given throughout the text. These are essential for postgraduate teaching and to research workers, but do not interfere with the readability of the text for undergraduate students. Problems, divided into straightforward revision exercises, and more challenging questions (with solutions as an Appendix), help the reader to understand and apply the principles of heterocyclic reactivity and synthesis.

Author : Alan R. Katritzky
Publisher : Unknown
Page : 496 pages
File Size : 47,7 Mb
Release : 1963
Category : Science
ISBN : UOM:39015016103700

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Physical Methods in Heterocyclic Chemistry by Alan R. Katritzky Pdf

Physical Methods in Heterocyclic Chemistry V3 ...

Author : John A. Joule,Keith Mills
Publisher : John Wiley & Sons
Page : 719 pages
File Size : 41,6 Mb
Release : 2010-06-15
Category : Science
ISBN : 9781405193658

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Heterocyclic Chemistry by John A. Joule,Keith Mills Pdf

This book has so closely matched the requirements of its readership over the years that it has become the first choice for chemists worldwide. Heterocyclic chemistry comprises at least half of all organic chemistry research worldwide. In particular, the vast majority of organic work done in the pharmaceutical and agrochemical industries is heterocyclic chemistry. The fifth edition of Heterocyclic Chemistry maintains the principal objective of earlier editions – to teach the fundamentals of heterocyclic reactivity and synthesis in a way that is understandable to second- and third-year undergraduate chemistry students. The inclusion of more advanced and current material also makes the book a valuable reference text for postgraduate taught courses, postgraduate researchers, and chemists at all levels working with heterocyclic compounds in industry. Fully updated and expanded to reflect important 21st century advances, the fifth edition of this classic text includes the following innovations: Extensive use of colour to highlight changes in structure and bonding during reactions Entirely new chapters on organometallic heterocyclic chemistry, heterocyclic natural products, especially in biochemical processes, and heterocycles in medicine New sections focusing on heterocyclic fluorine compounds, isotopically labeled heterocycles, and solid-phase chemistry, microwave heating and flow reactors in the heterocyclic context Essential teaching material in the early chapters is followed by short chapters throughout the text which capture the essence of heterocyclic reactivity in concise resumés suitable as introductions or summaries, for example for examination preparation. Detailed, systematic discussions cover the reactivity and synthesis of all the important heterocyclic systems. Original references and references to reviews are given throughout the text, vital for postgraduate teaching and for research scientists. Problems, divided into straightforward revision exercises, and more challenging questions (with solutions available online), help the reader to understand and apply the principles of heterocyclic reactivity and synthesis.