Carbanions in Organic Synthesis PDF Download
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Author: John Charles Stowell
Publisher: John Wiley & Sons
ISBN:
Category : Science
Languages : en
Pages : 276
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Book Description
Author: Adam Jacobs
Publisher: Cambridge University Press
ISBN: 9780521467766
Category : Science
Languages : en
Pages : 328
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Book Description
First/second year text in chemistry.
Author: Samuel McManus
Publisher: Elsevier
ISBN: 0323146279
Category : Science
Languages : en
Pages : 552
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Book Description
Organic Chemistry: A Series of Monographs, Volume 26: Organic Reactive Intermediates focuses on the study of reactive intermediates. This book discusses the methods of formation and investigation, factors affecting the stability, and reactions of the intermediate. Other topics include the formation and reaction of free radicals; kinetic aspects of free-radical chain reactions; electronic states and structures of carbenes; and formation of transient carbenes and carbenoids in solution. The intermediacy of nitrenes in reactions; electronic structure and spectra; methods of investigating carbonium ions; and reactions of carbonium ions are also elaborated. This publication likewise covers the preparation of carbanions; factors affecting the stability of carbanions; reactions involving radical ions; and methods of investigating arynes. This volume serves as a textbook for the first graduate-level course, as well as a reference for industrial chemists interested in organic reaction mechanisms.
Author: Janos Fendler
Publisher: Elsevier
ISBN: 0323146015
Category : Science
Languages : en
Pages : 561
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Book Description
Catalysis in Micellar and Macromolecular Systems provides a comprehensive monograph on the catalyses elicited by aqueous and nonaqueous micelles, synthetic and naturally occurring polymers, and phase-transfer catalysts. It delineates the principles involved in designing appropriate catalytic systems throughout. Additionally, an attempt has been made to tabulate the available data exhaustively. The book discusses the preparation and purification of surfactants; the physical and chemical properties of surfactants and micelles; solubilization in aqueous micellar systems; and the principles of micellar catalysis. Separate chapters cover micellar catalysis of hydrolyses, solvolyses, aminolyses, and miscellaneous ionic reactions; micellar effects on organic equilibria and nucleophilic substitution reactions, and on hydrophobic interactions and protein structure; and radical and excited state reactions in micellar systems. The final chapters deal with interactions in and catalysis by micelles in nonaqueous solvents and in liquid crystalline phases; and catalysis in macromolecular and related systems. This book is aimed at the industrial and academic researcher regardless of his arbitrarily defined subfield, be it organic, inorganic, biological, colloid, etc. The treatment provides guidance and stimulus to bioorganic, inorganic, pharmaceutical, colloid, physical, and polymer chemists as well as to those who seek novel and unique catalysts in industrial processes. It can also serve as the basis of a graduate course.
Author: Jürgen-Hinrich Fuhrhop
Publisher: John Wiley & Sons
ISBN: 9783527302727
Category : Science
Languages : en
Pages : 546
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Book Description
Since it is one of the core disciplines, every student of organic chemistry will need to cover organic synthesis at some point. This third edition of an extremely well-received and proven textbook is specially written with advanced undergraduate and graduate students in mind, although it is equally useful for research chemists, too. 50% of the text is new and includes new chapters on combinatoric chemistry, non-covalent molecular assemblies and the use of the Internet for searching chemical compounds. The authors have chosen the methods included here for their efficiency, elegance, and didactic value and have highlighted important reactions within the text. From reviews of the second edition: 'The text is very readable, and the authors are especially gifted at explaining complex concepts clearly and succinctly...This book is highly recommended reading for anyone wishing to gain an overview of organic synthesis.' J. Am. Chem. Soc. With his preface, Noble prizewinner E. J. Corey has also endorsed this already highly acclaimed work.
Author: R. Bates
Publisher: Springer
ISBN: 9783642690396
Category : Science
Languages : en
Pages : 0
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Book Description
This book was prepared with the idea of collecting some of the multitudinous new literature on carbanions and pre- senting it along with the fundamentals of carbanion chemi- stry. Some 400 papers from the period 1976 to 1982 have been assimilated into the book along with about an equal number of references (many to reviews) from the earlier literature. The material is organized under the headings Structures (with emphasis on the results of X-ray studies since they unambiguously show the molecular geometry), Preparations, and Reactions. Reactions, the largest topic, is divided into reactions with electrophiles, eliminations, oxidations, and rearrangements. Under these headings, carbanions without resonance stabilization (0' carbanions) are generally discus- sed first, and are further subdivided into Sp3 (alkyl) followed by Sp2 (vinyl and aryl) followed by sp (acetylenic); resonance- stabilized (n) hydrocarbon anions such as allyl and benzyl follow; lastly, heteroatom-containing n carbanions such as enolates are considered. Some references to carbanion equivalents are included at the end. Tucson, Arizona U.S.A. Robert B. Bates May 1983 Craig A. Ogle Table of Contents I. Introduction 1 II. Structures . 3 1. Non-delocalized (0") 3 a. Sp3 ..... . 3 b. Sp2 and sp . . . 7 2. Delocalized (n) . . 8 a. Hydrocarbon Anions 8 b. Heteroatom-containing Carbanions 10 III. Preparations. . . . . 13 13 1. From Alkyl Halides 13 a. With Metals . . 15 b. With Organometallics . 17 2. From Alkanes by Proton Abstraction 17 a. Acidities of CH Protons. . 21 b. Base-solvent Systems . . . 25 3. From Unsaturated Compounds 25 a. By Reduction . . . . . .
![Comprehensive Organic Synthesis: Additions to and substitutions at C-C[pi]-Bonds PDF](https://books.google.com/books/content/images/frontcover/bGl6wAgLcSQC?fife=w80-h100)
Author: Barry M. Trost
Publisher: Elsevier
ISBN: 9780080405957
Category : Science
Languages : en
Pages : 1328
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Book Description
Volume 4 focuses on additions and the resulting substitutions at carbon-carbon &pgr;-bonds. Part 1 includes processes generally considered as simple polar reactions, reactive electrophiles and nucleophiles adding to alkenes and alkynes. A major topic is Michael-type addition to electron deficient &pgr;-bonds, featured in the first six chapters. In part 2 are collected the four general processes leading to nucleophilic aromatic substitution, including radical chain processes and transition metal activation through to &pgr;-complexation. Metal-activated addition (generally by nucleophiles) to alkenes and polyenes is presented in part 3, including allylic alkylation catalyzed by palladium. The coverage of nonpolar additions in part 4 includes radical additions, organometal addition (Heck reaction), carbene addition, and 1,3-dipolar cycloadditions.
Author: Timothy K. Dickens
Publisher: John Wiley & Sons
ISBN: 1119459559
Category : Science
Languages : en
Pages : 133
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Book Description
Teaches and enables students to build confidence in drawing and manipulating curly arrows, a fundamental skill for all organic chemists This book is an interactive approach to learning about chemistry of the carbonyl group—inviting students to work through its pages with pencil and paper in hand. It educates with the belief that the most effective way to learn is by practice and interaction. With this in mind, the reader is asked to predict what would happen under a specific set of reaction conditions. The book is divided into frames: each frame poses a question and invites the reader to predict what will happen. Subsequent frames give the solution but then pose more questions to develop a theme further. Chemistry of the Carbonyl Group: A Programmed Approach to Organic Reaction Mechanisms, Revised Edition provides a solid grounding in the fundamental reactions of carbonyls. Presented in full colour to enhance the understanding of mechanisms within chemistry, the chapters of this step-by-step guide cover: nucleophilic addition to the carbonyl group; nucleophilic substitution; nucleophilic substitution at the carbonyl group with complete removal of carbonyl oxygen; carbanions and enolisation; and building organic molecules from carbonyl compounds. A must-have book for undergraduate chemists to emphasise understanding in carbonyl group chemistry Goes through all the stages of basic carbonyl chemistry, detailing even the simplest mechanisms A step-by-step learning guide to synthetic chemistry for the first year of a chemistry degree, with all the information needed for independent learning Provides a solid grounding in the fundamental reactions of carbonyls which will inform the understanding of many other organic chemistry reactions Chemistry of the Carbonyl Group: A Programmed Approach to Organic Reaction Mechanisms - Revised Edition is packed with all the information on synthetic chemistry that every first-year student will need in order to learn independently.
Author: Florencio Zaragoza Dörwald
Publisher: John Wiley & Sons
ISBN: 3527604987
Category : Science
Languages : en
Pages : 389
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Book Description
Most syntheses in the chemical research laboratory fail and usually require several attempts before proceeding satisfactorily. Failed syntheses are not only discouraging and frustrating, but also cost a lot of time and money. Many failures may, however, be avoided by understanding the structure-reactivity relationship of organic compounds. This textbook highlights the competing processes and limitations of the most important reactions used in organic synthesis. By allowing chemists to quickly recognize potential problems this book will help to improve their efficiency and success-rate. A must for every graduate student but also for every chemist in industry and academia. Contents: 1 Organic Synthesis: General Remarks 2 Stereoelectronic Effects and Reactivity 3 The Stability of Organic Compounds 4 Aliphatic Nucleophilic Substitutions: Problematic Electrophiles 5 The Alkylation of Carbanions 6 The Alkylation of Heteroatoms 7 The Acylation of Heteroatoms 8 Palladium-Catalyzed C-C Bond Formation 9 Cyclizations 10 Monofunctionalization of Symmetric Difunctional Substrates
Author: Michael Smith
Publisher: Academic Press
ISBN: 0128008075
Category : Science
Languages : en
Pages : 1108
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Book Description
Organic Synthesis, Fourth Edition, provides a reaction-based approach to this important branch of organic chemistry. Updated and accessible, this eagerly-awaited revision offers a comprehensive foundation for graduate students coming from disparate backgrounds and knowledge levels, to provide them with critical working knowledge of basic reactions, stereochemistry and conformational principles. This reliable resource uniquely incorporates molecular modeling content, problems, and visualizations, and includes reaction examples and homework problems drawn from the latest in the current literature. In the Fourth Edition, the organization of the book has been improved to better serve students and professors and accommodate important updates in the field. The first chapter reviews basic retrosynthesis, conformations and stereochemistry. The next three chapters provide an introduction to and a review of functional group exchange reactions; these are followed by chapters reviewing protecting groups, oxidation and reduction reactions and reagents, hydroboration, selectivity in reactions. A separate chapter discusses strategies of organic synthesis, and he book then delves deeper in teaching the reactions required to actually complete a synthesis. Carbon-carbon bond formation reactions using both nucleophilic carbon reactions are presented, and then electrophilic carbon reactions, followed by pericyclic reactions and radical and carbene reactions. The important organometallic reactions have been consolidated into a single chapter. Finally, the chapter on combinatorial chemistry has been removed from the strategies chapter and placed in a separate chapter, along with valuable and forward-looking content on green organic chemistry, process chemistry and continuous flow chemistry. Throughout the text, Organic Synthesis, Fourth Edition utilizes Spartan-generated molecular models, class tested content, and useful pedagogical features to aid student study and retention, including Chapter Review Questions, and Homework Problems. A full Solutions Manual is also available online for qualified instructors, to support teaching. - Winner, 2018 Textbook Excellence Award (Texty) from the Textbook and Academic Authors Association - Fully revised and updated throughout, and organized into 19 chapters for a more cogent and versatile presentation of concepts - Includes reaction examples taken from literature research reported between 2010-2015 - Features new full-color art and new chapter content on process chemistry and green organic chemistry - Offers valuable study and teaching tools, including Chapter Review Questions and Homework Problems for students; Solutions Manual for qualified course instructors
Author: Ann M. Fabirkiewicz
Publisher: John Wiley & Sons
ISBN: 1118308816
Category : Science
Languages : en
Pages : 386
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Book Description
This book presents key aspects of organic synthesis – stereochemistry, functional group transformations, bond formation, synthesis planning, mechanisms, and spectroscopy – and a guide to literature searching in a reader-friendly manner. • Helps students understand the skills and basics they need to move from introductory to graduate organic chemistry classes • Balances synthetic and physical organic chemistry in a way accessible to students • Features extensive end-of-chapter problems • Updates include new examples and discussion of online resources now common for literature searches • Adds sections on protecting groups and green chemistry along with a rewritten chapter surveying organic spectroscopy
