Physical Methods in Heterocyclic Chemistry PDF Download
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Author: A. R. Katritzky
Publisher: Elsevier
ISBN: 1483273199
Category : Science
Languages : en
Pages : 496
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Book Description
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: A. R. Katritzky
Publisher: Elsevier
ISBN: 1483273199
Category : Science
Languages : en
Pages : 496
Get Book
Book Description
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:
ISBN:
Category : Heterocyclic chemistry
Languages : en
Pages : 420
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Book Description
Author: A Katritzky
Publisher: Elsevier
ISBN: 0323156142
Category : Science
Languages : en
Pages : 318
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Book Description
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: P Wheatley
Publisher: Elsevier
ISBN: 0323144594
Category : Science
Languages : en
Pages : 612
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Book Description
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. R. Katritzky
Publisher:
ISBN:
Category : Heterocyclic compounds
Languages : en
Pages : 598
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Book Description
Author:
Publisher:
ISBN:
Category :
Languages : en
Pages : 346
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Book Description
Author: A Katritzky
Publisher: Elsevier
ISBN: 0323148506
Category : Science
Languages : en
Pages : 486
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Book Description
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: Ravindra S. Shinde
Publisher: CRC Press
ISBN: 1000029174
Category : Medical
Languages : en
Pages : 302
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Book Description
This book covers the general properties of heterocyclic compounds and methods for their preparation to use in applications of green chemistry. Heterocyclic compounds are an important class of molecules in organic chemistry due to their presence in natural products and their use in pharmaceuticals and new materials. They also play a vital role in the metabolism of living cells. Heterocyclic compounds have a wide range of applications in agrochemicals, pharmaceuticals, veterinary products, etc. This research-oriented volume is ideal for readers who want to fully realize the almost limitless potential of heterocyclic compounds and to discover new and effective pharmaceuticals among heterocyclic compounds, the largest and most varied family of organic compounds. The book features several case studies and step-by-step descriptions of synthetic methods and practical techniques. It also serves as a guide for chemists, offering them new insights and new paths to explore for effective drug discovery.
Author: John A. Joule
Publisher: Wiley-Blackwell
ISBN: 9780632054534
Category : Science
Languages : en
Pages : 608
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Book Description
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: Jie Jack Li
Publisher: John Wiley & Sons
ISBN: 1118354435
Category : Science
Languages : en
Pages : 688
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Book Description
Enables researchers to fully realize the potential to discover new pharmaceuticals among heterocyclic compounds Integrating heterocyclic chemistry and drug discovery, this innovative text enables readers to understand how and why these two fields go hand in hand in the effective practice of medicinal chemistry. Contributions from international leaders in the field review more than 100 years of findings, explaining their relevance to contemporary drug discovery practice. Moreover, these authors have provided plenty of practical guidance and tips based on their own academic and industrial laboratory experience, helping readers avoid common pitfalls. Heterocyclic Chemistry in Drug Discovery is ideal for readers who want to fully realize the almost limitless potential to discover new and effective pharmaceuticals among heterocyclic compounds, the largest and most varied family of organic compounds. The book features: Several case studies illustrating the role and application of 3, 4, 5, and 6+ heterocyclic ring systems in drug discovery Step-by-step descriptions of synthetic methods and practical techniques Examination of the physical properties for each heterocycle, including NMR data and quantum calculations Detailed explanations of the complexity and intricacies of reactivity and stability for each class of heterocycles Heterocyclic Chemistry in Drug Discovery is recommended as a textbook for organic and medicinal chemistry courses, particularly those emphasizing heterocyclic chemistry. The text also serves as a guide for medicinal and process chemists in the pharmaceutical industry, offering them new insights and new paths to explore for effective drug discovery.
