Chem 351 Tentative Lecture Schedule - Spring 2012

No

Date

Topics

Lecture Materials

Chapter

1

1/9 Radicals - Structure, Stability, and Types of Elementary Reactions.   11

2

1/11 Radical Halogenation.   11

3

1/13 More on Radical Halogenation. HBr addition.   11

4

1/18 Autooxidation and Antioxidants. Radical Polymerization.   11

5

1/20 Synthesis. Retrosynthetic Analysis.   12

6

1/23 Alcohols and Phenols. Acidity. Methods for alcohol preparation.   13

7

1/25 Hydride reductions. Grignard Synthesis.   13

8

1/27 Protection of Alcohols.   13

9

1/30 SN and E Reactions of Alcohols.   13

10

2/1 Oxidation of Alcohols.   13

11

2/3 More Reactions of Alcohols.   13
12 2/6 Multistep Synthesis using Alcohols.   13
  2/8 Exam 1   11-13

13

2/10     14

14

2/13     17

15

2/17     17

16

2/20     18
17 2/22     18
18 2/24     18

19

2/27     18

20

2/29     18
21 3/2

 

  18

22

3/5 Electrophilic aromatic substitution - mechanism and specific examples.   19
  3/7 Exam 2   14, 17, 18

23

3/9 Theory behind directing effects of substituents in electrophilic aromatic substitution.   19

24

3/19 Substitution on disubstituted rings. Friedel-Crafts alkylation limitations.   19

25

3/21 Synthesis strategies. Friedel-Crafts alkylation work around - Friedel-Crafts acylation followed by Clemmensen reduction. Sulfonation as a blocking group methodology.   19

26

3/23 Nucleophilic aromatic substitution - 3 mechanisms. Multistep synthesis of substituted aromatics.   19.13-14, 23.11
27 3/26 Intro to Carbonyl Chemistry 20
28 3/28 Aldehyde/Ketone reactions. Acetals as protecting groups. Imines.   20

29

3/30 Thioacetals. Enamines. Wittig synthesis.   20
30 4/2 Naming of Carboxylic Acids and Carboxylic Acid Derivatives.   21
  4/4 Exam 3   19-20
31 4/9 Reactivity of Carboxylic Acids and Carboxylic Acid Derivatives. Fischer Esterification. Preparation of Acyl Chlorides using Thionyl Chloride.   21

32

4/11 More CAD Reactions. Nucleophilic acyl ubstitution mechanisms under basic vs acidic conditions.   21
33 4/13 Ways to prepare carboxylic acids. Reactions of nitriles. Reactiosn of esters and acid chlorides with hydride sources and organometallics.   22
34 4/16 Enolate chemistry. Epimerization, halogenation, and alkylation of the alpha carbon.   22
35 4/18 Kinetic vs Thermodynamic Enolates. Stork enamine synthesis. Acetoacetic ester and malonic ester syntheses.   22
36 4/20 Claisen condensation. Michael addition. Robinson annulation and related reactions.   22
37 4/23     23
38 4/25     24
  4/27 Exam 4   21-23
  5/3 Final Exam