1,4-Cycloaddition Reaction: The Diels-Alder Reaction in Heterocyclic Syntheses

1,4-Cycloaddition Reaction: The Diels-Alder Reaction in Heterocyclic Syntheses PDF Author: Jan Hamer
Publisher: Elsevier
ISBN: 0323163114
Category : Science
Languages : en
Pages : 513

Get Book Here

Book Description
Organic Chemistry, Volume 8: 1,4-Cycloaddition Reactions: The Diels-Alder Reaction in Heterocyclic Syntheses describes 1,4-cycloaddition reactions leading to the formation of five- or six-membered heterocyclic compounds. Divided into 13 chapters, this book starts with an overview of various 1,4-cycloaddition reaction equations in the presence of at least one atom other than carbon. The following chapters describe the reaction mechanisms of five- or six-membered ring formed upon reaction with a dienophile, which contains an atom other than carbon. Considerable chapters are devoted to compounds used as dienophiles, including trivalent phosphorus, cyanogens and cyanogens-like compounds, imino, azo, carbonyl, thiocarbonyl, and diene compounds, as well as oxygen. Other chapters highlight some 1,4-cycloaddition reactions taking place through free radical intermediates. This book is of value to organic and research chemists, as well as undergraduate and graduate organic chemistry students.

1,4-Cycloaddition Reaction: The Diels-Alder Reaction in Heterocyclic Syntheses

1,4-Cycloaddition Reaction: The Diels-Alder Reaction in Heterocyclic Syntheses PDF Author: Jan Hamer
Publisher: Elsevier
ISBN: 0323163114
Category : Science
Languages : en
Pages : 513

Get Book Here

Book Description
Organic Chemistry, Volume 8: 1,4-Cycloaddition Reactions: The Diels-Alder Reaction in Heterocyclic Syntheses describes 1,4-cycloaddition reactions leading to the formation of five- or six-membered heterocyclic compounds. Divided into 13 chapters, this book starts with an overview of various 1,4-cycloaddition reaction equations in the presence of at least one atom other than carbon. The following chapters describe the reaction mechanisms of five- or six-membered ring formed upon reaction with a dienophile, which contains an atom other than carbon. Considerable chapters are devoted to compounds used as dienophiles, including trivalent phosphorus, cyanogens and cyanogens-like compounds, imino, azo, carbonyl, thiocarbonyl, and diene compounds, as well as oxygen. Other chapters highlight some 1,4-cycloaddition reactions taking place through free radical intermediates. This book is of value to organic and research chemists, as well as undergraduate and graduate organic chemistry students.

One-four-cycloaddition Reactions

One-four-cycloaddition Reactions PDF Author: J. Hamer
Publisher:
ISBN:
Category :
Languages : en
Pages : 500

Get Book Here

Book Description


Cycloaddition Reactions in Organic Synthesis

Cycloaddition Reactions in Organic Synthesis PDF Author: Shu Kobayashi
Publisher: John Wiley & Sons
ISBN: 9783527301591
Category : Science
Languages : en
Pages : 354

Get Book Here

Book Description
During the miners' strike in the 1980s, a worker is killed in the striking coalfields of Wales. Some months later, a government minister thought to be connected with the death is also shot. Lewis Redfern—once a radical but now a political analyst and journalist—pursues the sniper, a lonely hunt that leads him through an imbroglio of civil service leaks to a secret organization: a source of insurrection far more powerful than anyone could have suspected known as the Volunteers. In this fast-paced narrative of espionage and intrigue, Redfern, through his obsessive pursuit of justice, finally encounters the truth about himself as the novel discusses the conflict between moral choice and political loyalty.

1,4-cycloaddition Reactions

1,4-cycloaddition Reactions PDF Author: Jan Hamer
Publisher:
ISBN: 9780123957436
Category : Diels-Alder reaction
Languages : en
Pages : 0

Get Book Here

Book Description
Organic Chemistry, Volume 8: 1,4-Cycloaddition Reactions: The Diels-Alder Reaction in Heterocyclic Syntheses describes 1,4-cycloaddition reactions leading to the formation of five- or six-membered heterocyclic compounds. Divided into 13 chapters, this book starts with an overview of various 1,4-cycloaddition reaction equations in the presence of at least one atom other than carbon. The following chapters describe the reaction mechanisms of five- or six-membered ring formed upon reaction with a dienophile, which contains an atom other than carbon. Considerable chapters are devoted to compounds ...

1,2-cycloaddition Reactions

1,2-cycloaddition Reactions PDF Author: Linda Lee Muller
Publisher:
ISBN:
Category : Heterocyclic compounds
Languages : en
Pages : 390

Get Book Here

Book Description


Cycloaddition Reactions of Heterocumulenes

Cycloaddition Reactions of Heterocumulenes PDF Author: Henri Ulrich
Publisher: Elsevier
ISBN: 0323162762
Category : Science
Languages : en
Pages : 375

Get Book Here

Book Description
Cycloaddition Reactions of Heterocumulenes reviews cycloaddition reactions, particularly on hetercocumulenes having "four-electron" bonds. This book discusses the chemical relationship among the various classes of heterocumulenes, including their chemical reactivity which ranges from highly reactive species to nearly inert compounds. This text also investigates the nucleophilic reactions of ketenes and isocyanates with suitable substrates, and if possible, correlates available data with the reactivity of these species in cycloaddition reactions. This book also investigates the cycloaddition reactions of carbon suboxide and other aspects of its chemistry due to the presence of many other interrelated reactions. The synthetic organic chemist should also investigate the application of isocyanate reactions associated with the cumulative double bonds. This text investigates carbodiimides as useful reagents for peptide synthesis, and notes that the stability of carbodiimides increases significantly with sterical hindrance around the cumulative double bond system. This book discusses three compounds that have a central electrophilic carbon atom, namely, carbon dioxide, carbonyl sulfide, and carbon disulfide. The book also describes the cycloaddition reactions of sulfenes, of N-sulfinylamines, of N-sulfinylsulfonamides, and of sulfurdiimides. This book can prove useful for researchers, technicians, and scientists whose works involve organic chemistry, analytical chemistry, and other related fields of chemistry.

Basic Principles of Organic Chemistry

Basic Principles of Organic Chemistry PDF Author: John D. Roberts
Publisher:
ISBN: 9780805383218
Category : Chemistry, Organic
Languages : en
Pages : 1596

Get Book Here

Book Description
Introduction what is organic chemistry all about?; Structural organic chemistry the shapes of molecules functional groups; Organic nomenclature; Alkanes; Stereoisomerism of organic molecules; Bonding in organic molecules atomic-orbital models; More on nomenclature compounds other than hydrocarbons; Nucleophilic substitution and elimination reactions; Separation and purification identification of organic compounds by spectroscopic techniques; Alkenes and alkynes. Ionic and radical addition reactions; Alkenes and alkynes; Oxidation and reduction reactions; Acidity or alkynes.

1,4-cycloaddition Reactions

1,4-cycloaddition Reactions PDF Author: Jan Hamer
Publisher:
ISBN:
Category :
Languages : de
Pages : 500

Get Book Here

Book Description


Modern Applications of Cycloaddition Chemistry

Modern Applications of Cycloaddition Chemistry PDF Author: Paolo Quadrelli
Publisher: Elsevier
ISBN: 0128152745
Category : Science
Languages : en
Pages : 354

Get Book Here

Book Description
Modern Applications of Cycloaddition Chemistry examines this area of organic chemistry, with special attention paid to cycloadditions in synthetic and mechanistic applications in modern organic chemistry. While many books dedicated to cycloaddition reactions deal with the synthesis of heterocycles, general applications, specific applications in natural product synthesis, and the use of a class of organic compounds, this work sheds new light on pericyclic reactions by demonstrating how these valuable tools elegantly solve synthetic and mechanistic problems. The work examines how pericyclic reactions have been extensively applied to different chemistry areas, such as chemical biology, biological processes, catalyzed cycloaddition reactions, and more. This work will be useful for organic chemists who deal with organic chemistry, medicinal chemistry, agrochemistry and material chemistry. - Provides details on the synthesis of antiviral and anticancer compounds, marking the key role of unconventional catalyzed cycloaddition reactions for preparing new derivatives in a unique reaction pathway that is scalable in industrial processes - Contains the most up-to-date review of the use of pericyclic reactions in drug delivery - Includes the enzyme-catalyzed processes involving cycloaddition reactions for different targets, demonstrating that cycloaddition is more common in nature than expected - Features new applications for cycloadditions in material chemistry and provides a general view of the most recent results in the area

The Conservation of Orbital Symmetry

The Conservation of Orbital Symmetry PDF Author: R. B. Woodward
Publisher: Elsevier
ISBN: 148328204X
Category : Science
Languages : en
Pages : 185

Get Book Here

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.