Conjugated systems

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Table of Contents

Conjugated systems

Ionic addition

Free radical substitution

Free radical substitution v ionic addition

N-bromosuccinimide

N-bromosuccinimide

Orientation and reactivity

Properties of allylic radicals

Properties of allylic radicals

The theory of resonance

The theory of resonance

The theory of resonance

The allyl radical - an example of resonance stabilization

Structure of the allyl (propenyl) radical

Structure of the allyl (propenyl) radical

Orbital representation

Dienes - structure and nomenclature

Diene classification

Stability of conjugated dienes

Electrophilic addition reactions of dienes

Addition reactions of conjugated dienes

Addition reactions of conjugated dienes

Allylic carbocation

1,2 v 1,4 addition

Thermodynamic v kinetic control

Diels - Alder reaction

Diels - Alder reaction

Diels - Alder reaction

Diels - Alder reaction

Diels - Alder reaction - a stereospecific reaction

Diels - Alder reaction - a stereospecific reaction

Problem

Polymerization

Free radical polymerization of alkenes

Free radical polymerization of alkenes

Free radical polymerization of alkenes

Free radical polymerization of alkenes

Examples

Examples

Polymerization

Rubber

Rubber

The isoprene rule

CHEM 16X Home Page | Faculté Saint-Jean | University of Alberta | Chemistry Department

This page is maintained by Dr. Ed Blackburn (Ed.Blackburn@UAlberta.CA), course instructor.

Updated July 3, 2000