Thermal Electrocyclic Reactions PDF Download
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Author: Elliot Marvell
Publisher: Elsevier
ISBN: 0323150454
Category : Science
Languages : en
Pages : 435
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Book Description
Thermal Electrocyclic Reactions explores the applications of thermal electrocyclic reactions to stereospecific synthesis. This book is divided into nine chapters, and begins with a presentation of the theory of electrocylic reactions using orbital conversions through symmetry operations and correlation diagrams. Considerable chapters are devoted to various conjugate systems entering an electrocyclic process, including two-electron, four electron-three-, four-, and five-atom, and six electron-five-, and six-atom systems. The remaining chapters examine the electrocyclic reaction of longer systems, including eight or more p electrons, as well as conjugated systems with an odd number of electrons, which constitute a special case in the conservation of orbital symmetry. This book will be of great value to organic chemists and researchers.
Author: Elliot Marvell
Publisher: Elsevier
ISBN: 0323150454
Category : Science
Languages : en
Pages : 435
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Book Description
Thermal Electrocyclic Reactions explores the applications of thermal electrocyclic reactions to stereospecific synthesis. This book is divided into nine chapters, and begins with a presentation of the theory of electrocylic reactions using orbital conversions through symmetry operations and correlation diagrams. Considerable chapters are devoted to various conjugate systems entering an electrocyclic process, including two-electron, four electron-three-, four-, and five-atom, and six electron-five-, and six-atom systems. The remaining chapters examine the electrocyclic reaction of longer systems, including eight or more p electrons, as well as conjugated systems with an odd number of electrons, which constitute a special case in the conservation of orbital symmetry. This book will be of great value to organic chemists and researchers.
Author: Edward Adam Kallel
Publisher:
ISBN:
Category :
Languages : en
Pages : 306
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Book Description
Author: R. B. Woodward
Publisher: Elsevier
ISBN: 148328204X
Category : Science
Languages : en
Pages : 185
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Book Description
The Conservation of Orbital Symmetry examines the principle of conservation of orbital symmetry and its use. The central content of the principle was that reactions occur readily when there is congruence between orbital symmetry characteristics of reactants and products, and only with difficulty when that congruence does not obtain—or to put it more succinctly, orbital symmetry is conserved in concerted reaction. This principle is expected to endure, whatever the language in which it may be couched, or whatever greater precision may be developed in its application and extension. The book opens with a review of the elementary aspects of the molecular orbital theory of bonding. This is followed by separate chapters on correlation diagrams, the conservation of orbital symmetry, theory of electrocyclic reactions, theory of cycloadditions and cycloreversions, and theory of sigmatropic reactions. Subsequent chapters deal with group transfers and eliminations; secondary conformational effects in concerted cycloaddition reactions; and generalized selection rules for pericyclic reactions.
Author: T. L. Gilchrist
Publisher: Cambridge University Press
ISBN: 9780521220149
Category : Science
Languages : en
Pages : 324
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Book Description
First published in 1979 as the second edition of a 1972 original, this textbook provides a systematic account of an important area of organic chemistry - that of cycloadditions and molecular rearrangements. The necessary theoretical background for understanding these reactions is presented in non-mathematical form and various alternative approaches to the theory are compared. The core of the book is a descriptive account of various types of cycloaddition and rearrangement reactions. The synthetic importance of these reactions is emphasised and, by providing the mechanistic background, the book demonstrates to the reader the relationship between the different types of reactions. This book will be of value to anyone with an interest in organic chemistry.
Author: Biswanath Dinda
Publisher: Springer
ISBN: 3319459341
Category : Science
Languages : en
Pages : 363
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Book Description
This book provides a concise introduction to pericyclic and photochemical reactions for organic synthesis. In the first part about pericyclic reactions, the author explains electrocyclic reactions, cycloaddition reactions, sigmatropic rearrangements, and group transfer reactions. The second part on photochemistry is dedicated to photochemical reactions of a variety of compound classes, including alkenes, dienes, and polyenes, carbonyl compounds, and aromatic compounds. Additionally, photofragmentation reactions are described in a dedicated chapter. The last chapter gives an outlook on applications of photochemistry and natural photochemical phenomena. Both parts start with a comprehensive presentation of the general principles of the pericyclic and photochemical reactions. All chapters are rich in examples, which help illustrate the explained principles and establish ties to results and trends in recent research. Additionally, each chapter offers exercises for students, and solutions to the problems are provided in a separate appendix. This book nicely illustrates the utility of pericyclic and photochemical reactions and provides students and researchers with the tools to apply them routinely for an efficient synthesis of complex organic molecules. It will therefore appeal to advanced undergraduate students, graduate and postgraduate students, and even to practitioners and scientists in the field of organic synthesis. The rich examples and exercises will also make it a versatile tool for teachers and lecturers.
Author: Ian Fleming
Publisher: Oxford University Press, USA
ISBN: 0199680906
Category : Addition reactions
Languages : en
Pages : 127
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Book Description
The renowned Oxford Chemistry Primer series, which provides focused introductions to a range of important topics in chemistry, has been refreshed and updated to suit the needs of today's students, lecturers, and postgraduate researchers. The rigorous, yet accessible, treatment of each subjectarea is ideal for those wanting a primer in a given topic to prepare them for more advanced study or research. Moreover, cutting-edge examples and applications throughout the texts show the relevance of the chemistry being described to current research and industry.Learning features provided in the primers, including questions at the end of every chapter and interactive online MCQs, encourage active learning and promote understanding. Furthermore, frequent diagrams, margin notes, further reading, and glossary definitions all help to enhance a student'sunderstanding of these essential areas of chemistry.Pericyclic reactions constitute a major strand of organic chemistry, including such commercially important synthetic reactions as the Diels-Alder reaction. Reactions such as these are characterised by their predictable stereochemistry and cyclic transition structures. This primer reviews thesereactions, explaining their theoretical basis via correlation diagrams, and showing students how to recognise the different types of pericyclic reaction, their mechanisms, and applications to organic synthesis.
Author: S. Sankararaman
Publisher: John Wiley & Sons
ISBN: 3527314393
Category : Science
Languages : en
Pages : 436
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Book Description
Based on twelve years of teaching a graduate course, this long awaited textbook presents Diels-Alder reactions, electrocyclic reactions, sigmatropic rearrangements plus many more topics in a highly didactic way. Throughout the focus is on the important facts and aspects, with both classical and new examples explained in detail. The only up-to-date work of its kind on the market, this is an invaluable tool for students and lecturers in chemistry, organic chemists, and libraries. With a foreword by Nobel Laureate Roald Hoffmann.
Author: S. M. Mukherji
Publisher:
ISBN:
Category : Chemical reactions
Languages : en
Pages : 196
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Book Description
Author: Joseph J. Gajewski
Publisher: Elsevier
ISBN: 0080472982
Category : Science
Languages : en
Pages : 465
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Book Description
Hydrocarbon Thermal Isomerizations summarizes rearrangements which are induced by heating neutral hydrocarbons under non-catalytic conditions in the vapor phase or in non-polar solution. This subject has attracted the interest of mechanistic organic chemists and theorists in the last quarter century because it is one of the few fields workable by state of the art techniques of both camps. This work collects together most of the crucial rate and stereochemical data in a single volume, along with a critical analysis of each of these reactions. Unlike reviews or other books in this area that focus on reaction types, e.g.. electrocyclic reactions, or Claisen rearrangements, this volume is organized like the Chemical Abstracts Formula Index, but with an important exception: all of the relevant derivatives of each parent compound are discussed with the parent and not in their logical formula index positions. As it is not always obvious what is a parent material and what is a derivative, detailed cross-references are included throughout. An important aspect of this edition is the inclusion of calculational results that provide insight, often more than was anticipated, into these relatively simple reactions. Energetics of thermal isomerization reactions Stereochemistry of thermal isomerization reactions Organization to facilitate and integrate global analyses Comparison of experimental and theoretical results
Author: Metin Balcı
Publisher: John Wiley & Sons
ISBN: 3527349642
Category : Science
Languages : en
Pages : 644
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Book Description
An accessible and step-by-step exploration of organic reaction mechanisms In Reaction Mechanisms in Organic Chemistry, eminent researcher Dr. Metin Balci delivers an excellent textbook for understanding organic reaction mechanisms. The book offers a way for undergraduate and graduate students to understand???rather than memorize???the principles of reaction mechanisms. It includes the most important reaction types, including substitution, elimination, addition, pericyclic, and C-C coupling reactions. Each chapter contains problems and accompanying solutions that cover central concepts in organic chemistry. Students will learn to understand the foundational nature of ideas like Lewis acids and bases, electron density, the mesomeric effect, and the inductive effect via the use of detailed examples and an expansive discussion of the concept of hybridization. Along with sections covering aromaticity and the chemistry of intermediates, the book includes: A thorough introduction to basic concepts in organic reactions, including covalent bonding, hybridization, electrophiles and nucleophiles, and inductive and mesomeric effects Comprehensive explorations of nucleophilic substitution reactions, including optical activity and stereochemistry of SN2 reactions Practical discussions of elimination reactions, including halogene elimination and Hofmann elimination In-depth examinations of addition reactions, including the addition of water to alkenes and the epoxidation of alkenes Perfect for students of chemistry, biochemistry, and pharmacy, Reaction Mechanisms in Organic Chemistry will also earn a place in the libraries of researchers and lecturers in these fields seeking a one-stop resource on organic reaction mechanisms.
