Chemistry 253

Schedule

Summer 2009

 

Date

Class

Topics

Reading*

Notes

07/06 1 Q and A session 1.10-1.17 Review of acid-base chemistry
The pKa scale
Structure-acidity relationships
2 The Sn1 Mechanism 4.8-4.11, 8.6-8.10 Sn1 Mechanism
Solvents
3 Carbocation rearrangements 5.12-5.13, 8.13 Carbocations and molecular rearrangements
07/08 4 Conjugated systems:  allylic and benzylic; reactions of 1,3-dienes 10.1-10.14, 11.12, 11.14, 11.15 Delocalized bonding I
Delocalized bonding II
Conjugated dienes
5 Introduction to aromaticity- The 4n+2 rule 11.1-11.9, 11.19-11.24 MO theory and aromaticity
6 Electrophilic aromatic substitution reactions: mechanism 12.1-12.8 EAS reactions I
EAS reactions II
EAS reactions III

Exercises

07/13 7 Electrophilic aromatic substitution reactions: orientation 12.9-12.18
8 Electrophilic aromatic substitution reactions: problems 12.1-12.18
9 Aldehydes and ketones: addition of alcohols 17.1-17.9, 25.6-25.7 Oxidation of alcohols
Nucleophilic addition I
07/15 10 1st Hour Exam Review -----
11 Special Topic Cholesterol, HDL, and LDL -----
07/20 9 Aldehydes and ketones: addition of organometallic reagents 14.1-14.10 Nucleophilic carbon
Grignard and organolithium reagents
12 Aldehydes and ketones: the Wittig reaction 17.12-17.13 The Wittig reaction
13 The aldol condensation 18.1-18.3 The a-hydrogen
Aldol condensations
07/22 14 Alkylation of enolate ions 18.4-18.6 Alkylation of enolate ions
15 a,b-unsaturated systems 18.11-18.14 ---
16 Carboxylic acids 19.1-19.11 Carboxylic acids I
07/27 17 2nd exam Review -----
18 Special Topic --- -----
07/29 19 Esterification of carboxylic acids 19.13-19.15 Carboxylic acids II
20 Preparation of alcohols 15.1-15.4 Markovnikov addition
Anti-Markovnikov addition
Oxidation-reduction
21 Reactions of alcohols 15.6-15.11 Oxidation of alcohols
08/03 22 Nucleophilic Acyl Substitution 20.1-20.5 Acid chlorides, amides, anhydrides
23 Nucleophilic Acyl Substitution 20.6-20.14 Esterification/saponification
24 The Claisen condensation 21.1-21.4 Claisen condensation
08/05 25 3rd Exam Review -----
26 Special Topic --- -----
08/10 27 b-keto esters 21.5-21.8 Carbon acids
28 Michael additions 21.9-21.11 Michael additions
29 Carbohydrates 25.1-25.9 Carbohydrates I
Carbohydrates II
08/12 30 Carbohydrates 25.10-25.15 Carbohydrates III
Polysaccharides
31 Lipids 26.1-26.6 Polyisoprenoids and polyphenols
32

Lipids

26.7-26.12 Fats and fatty acids
08/17 33 Amino acids 27.1-27.13 Amino acids, amides, and peptides
34 Protein structure 27.14-27.22 Polypeptide structure
35 Nucleic acids 28.1-28.8 RNA and DNA
08/19 36 4th exam ----- -----
37

Final exam

----- -----

*  The numbers refer to the sections in each chapter of the text Organic Chemistry, 7th ed. by Francis A. Carey.  You should have completed the reading before the class in which we will be discussing each topic.