Chapter 15-16 September 2 - acceptor) 7 General Reaction...

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1 Polycyclic Aromatic Rings: Resonance Structures:
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2 Infrared Specific Absorptions: Monosubstituted: o­Disubstituted: m­Disubstituted: p­Disubstituted:
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4 Deshielding of Aromatic Protons:
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6 Chapter 16: Reactions of Benzene and Its Derivatives No electrophilic addition reactions occur Undergo electrophilic aromatic substitution reactions (EAS) Due to a loss of aromatic stabilization energy Benzene pi electrons act as a lewis base (e ­ donor) Electrophilic species acts as a lewis acid (e
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Unformatted text preview: acceptor) 7 General Reaction Summary: 8 Reaction Energy Diagram : Generic Aromatic Electrophilic Substitution Resonance Stabilization of the Cationic Intermediate: . 9 Halogenation (Bromination): Overall Reaction: Generation of the Electrophile: Mechanism: 10 Aromatic Chlorination and Iodination: Fluorine is too reactive. Monofluoro products are too problematic to make in this fashion...
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This note was uploaded on 12/20/2011 for the course CHEM 234-54 taught by Professor Morrison during the Fall '09 term at University of Georgia Athens.

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Chapter 15-16 September 2 - acceptor) 7 General Reaction...

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