'Enolate ion' presentation slideshows

A library of the enol and enolate mediated carbonyl compound reactions:

A library of the enol and enolate mediated carbonyl compound reactions:. Intermolecular a -alkylation and acetoacetic and malonic ester synthesis via enolate anions Chapters 22 and 23. Intramolecular a -alkylation Favorskii rearrangement via enolate anions extra.

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Chapter 22 Alpha Substitution and Condensations of Enols and Enolate Ions

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The Aldol Condensation

The Aldol Condensation. In the presence of a strong base, two molecules of aldehyde or ketone may combine to form a b -hydroxyaldehyde or a b -hydroxyketone . This reaction is called the aldol condensation . The Aldol Condensation. Example. Another Example. One More:.

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The Aldol Condensation

The Aldol Condensation. In the presence of a strong base, two molecules of aldehyde or ketone may combine to form a b -hydroxyaldehyde or a b -hydroxyketone . This reaction is called the aldol condensation . The Aldol Condensation. Example. Another Example. One More:.

834 views • 36 slides

The Aldol Condensation

The Aldol Condensation. In the presence of a strong base, two molecules of aldehyde or ketone may combine to form a b -hydroxyaldehyde or a b -hydroxyketone . This reaction is called the aldol condensation. The Aldol Condensation. Example. Another Example. One More:.

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Chapter 22 Carbonyl Alpha-Substitution Reactions

Chapter 22 Carbonyl Alpha-Substitution Reactions. The  Position. The carbon next to the carbonyl group is designated as being in the  position Electrophilic substitution occurs at this position through either an enolate or enol ion. Why this Chapter?.

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Reactions of a- Hydrogens: Condensation Reactions

Reactions of a- Hydrogens: Condensation Reactions. Chapter 21. Assignment for Chapter 21. DO: Sections 21.0 through 21.4 Sections 21.7 through 21.9 Sections 21.12 through 21.17 Section 21.22 SKIP: Sections 21.5 through 21.6 Sections 21.10 through 21.11 Sections 21.18 through 21.21.

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Carbonyl Alpha-Substitution Reactions Capter-22

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PTT 102 Organic Chemistry Sem I 2012/2013

Rozaini Abdullah School of Bioprocess Eng UniMAP Week 10. PTT 102 Organic Chemistry Sem I 2012/2013. Outline. Aldol. Carbonyl Condensation Micheal Reaction. Claisen. 1. Carbonyl Condensation.

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Reactions at the ? -Carbon of Carbonyl Compounds Paula Yurkanis Bruice University of California,

Chapter 13. Reactions at the ? -Carbon of Carbonyl Compounds Paula Yurkanis Bruice University of California, Santa Barbara. Contents of Chapter 13. Acidity of Alpha Hydrogens Keto-enol Tautomers Alkylation of Enolate Ions Aldol Condensation

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Lecture 1c

Lecture 1c. Asymmetric Synthesis. Assigned reading. Hanson, J . J. Chem. Educ . 2001 , 78(9) , 1266 (including supplemental material). Larrow , J.F .; Jacobsen, E.N . Org. Synth. 1998 , 75 , 1. Cepanec , I. et al . Synth. Commun . 2001 , 31(19) , 2913.

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