Chem 263 - Lecture Outline & Assignment #4

Readings
Problems
Outline
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Readings:

TWG Solomons and CB Fryhle "Organic Chemistry" 8th Edition (2004):

• Functional Group List on pp 70-71 and (Periodic Table) one page back from Inside Back Cover
• Relative Strength of Acids and Bases on Inside Front Cover - same table page 105
• Chapter 18 – Carboxylic Acids and their Derivatives
• Chapter 19 – More Chemistry of Enolate Ions
  • Sections 19.1 to 19.9 and 19.12
• Chapter 23 – Lipids

Problems:

Do Not turn in, answers available in "Study Guide and Solutions Manual for Organic Chemistry " by Marc Loudon and Joseph Stowell. This is available in the Bookstore or can be borrowed from Cameron Library's Reserve Reading Room.

Chapter 18:
18.1; 18.3; 18.5 to 18.11; 18.14; 18.19; 18.20; 18.24; 18.25; 18.29; 18.37; 18.39; 18.52

Chapter 19:
19.1; 19.2; 19.4; 19.6; 19.8; 19.15

Chapter 23:
23.9; 23.12

Lecture Outline 4: Carboxylic Acids and Their Derivatives

1. Structure and Nomenclature - The Acyl Group
   
   
   1. Acids - RCOOH
      
      
   2. Acid Halides - RCOX
      
      
   3. Anhydrides - (RCO)₂O
      
      
   4. Esters - RCOOR'
      
      
   5. Amides - RCONH₂, RCONHR, RCONR₂
      
      
      
2. Carboxylic Acids
   
   
   1. Acidity and Physical Properties
      
      
   2. Preparation
      
      1. Oxidation of Alkenes
      2. Oxidation of Alcohols and Aldehydes
      3. Oxidation of Alkylbenzenes
      4. Oxidation of Methyl Ketones (Haloform reaction)
      5. Hydrolysis of Nitriles
      6. Carbonation of Grignard Reagents (RMgX + CO₂)
         
         
   3. Reactions
      
      1. Salt formation
      2. Ester formation
      3. Reduction
         
         
         
3. Acid Halides
   
   
   1. Physical Properties and Reactivity
      
      
   2. Preparation from Carboxylic Acids
      
      
   3. Reactions on Carbonyl Carbon - (Nucleophilic Substitution)
      
      1. Hydrolysis to Carboxylic Acids
      2. Anhydride Formation with Carboxylates
      3. Alcoholysis to Esters
      4. Ammonolysis to Amides
      5. Reduction to Alcohols or Aldehydes
      6. Friedel Crafts Acylations
         
         
   4. Reaction on alpha-carbon - Perkin Reaction
      
      
      
4. Anhydrides
   
   
   1. Physical Properties
      
      
   2. Preparation
      
      1. From Acid Halides and Carboxylates
      2. Cyclic Dehydration of Diacids
         
         
   3. Reactions on Carbonyl Carbon
      
      1. Hydrolysis to Carboxylic Acids
      2. Alcoholysis to Ester and Acid
      3. Ammonolysis to Amide and Salt of Acid
      4. Reduction to Alcohols
      5. Friedel Crafts Acylations
         
         
   4. Reaction on alpha-carbon - Perkin Reaction
      
      
      
5. Esters
   
   
   1. Physical Properties
      
      
   2. Preparation
      1. Alcoholysis of Acid Halides
      2. Alcoholysis of Anhydrides
      3. Esterification of Carboxylic Acids
         1. Primary and Secondary ROH
         2. Tertiary ROH
         3. Lactone formation
            
            
   3. Reactions at Carbonyl Carbon
      1. Acidic Hydrolysis - Acyl - Oxygen and Alkyl - Oxygen Cleavage
      2. Alkaline Hydrolysis - Acyl - Oxygen Cleavage
      3. Transesterification with Alcohols
      4. Ammonolysis to Amide and Alcohol
      5. Reduction to Alcohols
      6. Grignard Reaction
         
         
   4. Reactions at alpha-carbon
      1. Ester-Ester Condensation - Claisen and Dieckmann
      2. Ester-Ketone and Ester-Aldehyde Condensation
         
         
   5. Fats, Waxes, and Soaps
      
      
      
6. Amides
   
   
   1. Physical Properties
      
      
   2. Preparation
      1. Ammonolysis of Acid Halides, Anhydrides, Esters
      2. Partial Hydrolysis of Nitriles
         
         
   3. Reactions at Carbonyl Carbon
      1. Hydrolysis
      2. Reduction to Amines