Lecture 37 - O O OH OH O O O OH O The Michael Reaction...

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1 Reading for Friday Chapter 25: 25.1-25.4, 25.6, 25.7 ARIS Quiz #8 Available Today Due Sunday May 1 at 11:59 PM 4 th Exam Next Thursday! May 5 th 6-7:30 PM 120 Budig Exam 4 will cover Chapters 23, 24 and part of 25 Mon. 6:00-7:30 pm MAL 3092 Tues. 2:30-4:00 PM MAL 2007 Wed. 5:00-6:30 PM MAL 2001 Thurs. 9:30-10:50 AM MAL 1003 Sat. 11:30 AM-1:00 PM MAL 2007 PLUS Sessions THIS WEEK Chapter 24 Carbonyl Condensation Reactions Application of the Claisen Reaction Vitamin K Pindone: *Vitamin K analogue used as a poison *interferes with blood coagulation role of Vitamin K O O O
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2 Pindone is mostly in enol form
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Unformatted text preview: O O OH OH O O O OH O The Michael Reaction (24.8) • Reaction between an enolate ion and an α , β-unsaturated carbonyl cpd. • Enolate is often derived from an “active methylene” compound, e.g. β-dicarbonyl compounds • Product is a 1,5-dicarbonyl compound The Robinson Annulation (24.9) • Michael Reaction, followed by an Aldol Reaction • The sequence of reactions produces a 6-membered ring Active Ingredient: Cyanoacrylate esters Undergo anionic chain polymerization reaction Rxn type: Michael...
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This note was uploaded on 10/24/2011 for the course CHEMISTRY 623 taught by Professor Benson during the Spring '11 term at Kansas.

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Lecture 37 - O O OH OH O O O OH O The Michael Reaction...

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