Week 5-July 28

Week 5-July 28 - Week 5 Crossed Aldol and Claisen Reactions...

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Week 5 July 28, 2011 Crossed Aldol and Claisen Reactions In the previous lecture, you learned that “crossed” aldol or Claisen reactions are a problem. Now you can do them! How can you synthesize the following products? Why would you have had trouble with these syntheses before? O MeO O O 102
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Week 5 July 28, 2011 Zinc Enolates: The Reformatsky Reaction The following product presents a peculiar synthetic challenge. Why? O R O How can we synthesize that product? O R O 103
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Week 5 July 28, 2011 Introduction to ! , " -Unsaturated Carbonyl Compounds Consider the following compound. What functional groups are present? How can we understand the bonding and reactivity of these types of compounds? O How can we explain the mixture of products observed in the following reaction? O 1. PhMgBr 2. H + wkup HO Ph O + Ph Reading : Section 22.10 104
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July 28, 2011 Reactions of ! , " -Unsaturated Carbonyl Compounds In each of the following cases, the usual products are observed. What is the product, and
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This note was uploaded on 07/28/2011 for the course CHEM S20 taught by Professor Evan during the Spring '11 term at Belhaven.

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Week 5-July 28 - Week 5 Crossed Aldol and Claisen Reactions...

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