Mechanisms in advanced organic chemistry

Mechanisms in advanced organic chemistry / R.P. Narain.

About the Book: For a very long time the need was felt by graduate and postgraduate students of Chemistry of almost all colleges and of Indian Universities for a book dealing with advanced mechanistic organic chemistry written in understandable language and with suitable examples which can be easily...

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Bibliographic Details
Main Author: Narain, R. P.
Format: eBook
Language:English
Published: New Delhi : New Age International, ©2008.
Subjects:
Chemistry, Organic.
organic chemistry.
SCIENCE > Chemistry > Organic.
Chemistry, Organic
Online Access:Click for online access
Table of Contents:
  • Cover13;
  • Preface
  • Foreword13;
  • Contents
  • Chapter 1. Carbocations (Carbonium Ions)13;
  • Nomenclature
  • Structure and Stability
  • Generation of Carbocations
  • Reactions of Carbocations
  • 1. Reaction with nucleophiles
  • 2. Elimination of a proton
  • 3. Rearrangements
  • 4. Addition to unsaturated systems
  • Non-Classical Carbocations
  • Generation of Non-Classical Carbocations
  • Chapter 2. The Carbanion Chemistry
  • Stability13;
  • Generation of Carbanions
  • Abstraction of hydrogen by a base
  • From Unsaturated Compounds
  • Reactions of Carbanions with Electrophiles
  • Substitution reactions of alkyl (sp3) anions
  • Addition Reactions of Alkyl (Sp3) Anions
  • Reactions of 960; carbanions with Electrophiles
  • Elimination Reactions of Carbanions
  • Oxidation Reactions of Carbanions
  • Rearrangement Reactions of Carbanions
  • Intermolecular Rearrangements
  • Intramolecular Additions
  • Intramolecular Eliminations
  • Sigmatropic Carbanion Rearrangement
  • Chapter 3. Theory of Concerted Reactions
  • What are Concerted Reactions?
  • Concerted Mechanism
  • Stepwise Mechanism
  • What are Stereoselective and Stereospecific Reactions?13;
  • Theory of Concerted Reactions
  • Homo and Lumo Structures
  • Ethylene System13;
  • Butadiene System
  • Frontier Orbital Approach
  • Conjugated Triene
  • Chapter 4. Pericyclic Reactions13;
  • Introduction
  • Cycloaddition Reactions
  • Classification
  • Classification Based on the Number of Electrons
  • General Rule for Pericyclic Reactions
  • What is Symmetry Allowed and Symmetry Forbidden Reaction?13;
  • Woodward-Hoffmann Rule
  • 963; Bonds Involved in Cycloaddition Reactions
  • Energy Level Diagram in Cycloaddition
  • Some More Examples of 2 + 2 Cycloadditions
  • Photochemical Cycloadditions
  • 2 + 3 Cycloadditions (1, 3 dipolar cycloadditions)
  • 2, 1 Cycloaddition
  • 4 + 2 Cycloadditions Diels-Alder Reaction
  • Scope of Diels Alder Reaction
  • Stereochemistry and Endo and Exo Addition
  • Orientation (Regioselectivity)
  • Diene Reactivity
  • Dienophile Reactivity
  • Intramolecular Diels-Alder Reactions
  • Chapter 5. Electrocyclic Reactions
  • Introduction
  • Thermal Electrocyclic Reactions
  • 2960; System
  • 4960; System
  • 6960; System
  • Electrocyclic Reactions of Radicals
  • Metal-Catalysed Electrocyclic Reactions
  • Photochemical Electrocyclic Reactions
  • Chapter 6. Sigmatropic Re-arrangements
  • Introduction
  • Nomenclature
  • The Homo Allylic Radicals
  • Hydrogen Migrations
  • Other Views About Sigmatropic Transition State13;
  • Formation of a Cyclic Transition State Structure
  • Frontier Orbital Approach
  • Some other examples of Hydrogen Shifts13;
  • Migrations in Cyclopropane Ring
  • Migration of Atoms or Groups Other than Hydrogen
  • Selection Rules
  • Shifts in Neutral Species
  • Shifts in Charged Species
  • Application of FMO Method
  • Cope and Claisen Rearrangements
  • The Cope Rearrangement13;
  • The Oxy-Cope Rearrangement
  • The claisen rearrangements13;
  • Some Other Examples
  • Abnormal Claisen Rearrangements
  • [2, 3] Sigmatropic Rearrangements
  • Photo Chemical Rearrangements
  • The Ene Reaction
  • Chapter 7. Cheletropic Reactions
  • Introduction.

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