ASUC chem 06

ASUC chem 06 - CHEMISTRY 3B Professor Peter Vollhardt...

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CHEMISTRY 3B Professor Peter Vollhardt 9/16/08 Lecture 6 ASUC Lecture Notes Online is the only authorized note-taking service at UC Berkeley. Do not share, copy or illegally distribute (electronically or otherwise) these notes. Our student-run program depends on your individual subscription for its continued existence. These notes are copyrighted by the University of California and are for your personal use only. D O N O T C O P Y Sharing or copying these notes is illegal and could end note taking for this course. LECTURE CHAPTER 15 - continued FRIEDEL-CRAFTS REACTIONS: ALKYLATION AND ALKANOYLATION Alkylation Mechanism: Problems: 1. Product contains an electron-pushing alkyl group, making the benzene more reactive Æ overalkylation. 2. Lewis acid activation makes carbocationic alkyl, which is prone to rearrangements and polymerization. Alkanoylation - selective Example: Mechanism:
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CHEMISTRY 3B ASUC Lecture Notes Online: Approved by the UC Board of Regents 9/11/07 D O N O T C O P Y Sharing or copying these notes is illegal and could end note taking for this course. 2
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ASUC chem 06 - CHEMISTRY 3B Professor Peter Vollhardt...

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