Aromatic Electrophilic Substitution

Lesson Structure

1.0       Objectives

1.1       Introduction

1.2       The arenium ion mechanism

1.2.1    Energy profile diagrams of Aromatic Electrophilic Substitution eaction:

1.2.2    Nitration

1.2.3    Sulphonation

1.2.4    Halogenation

1.2.5    Alkylation

1.2.6    Acylation

1.3       Orientation and reactivity

1.3.1    Electrophilic substitution in other poly-substituted benzene rings:

1.4       Some name reactions involving aromatic electrophilic substitution mechanism:

1.4.1    Vilsmeir reaction

1.4.2    Gatterman –Koch Reaction

1.4.3    Diazonium compounds coupling

1.4.3.1 Diazonium coupling

1.5       Summary

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