Chem 350 Tentative Lecture Schedule - Fall 2010

No

Date

Topics

Chapter in Smith

PowerPoint or Models
1 8/23
The structural theory. Review of Lewis Structures.
1.1-1.4
pointing hand
2 8/25
Lewis Structures and Formal Charge. Resonance structures.
1.1-1.6
 
3 8/27
VSEPR Theory and Molecular Polarity.  
1.7-1.10
 
4 8/30

Valence bond theory. Hybrid orbitals. Pi and sigma bonds.

1.10-1.12
 
5 9/1

Naming alkanes and finding isomers. Naming of Branched Alkyl Groups.

4.1-4.5
 
6 9/3
Naming of Branched Alkyl Groups. Cycloalkanes. Cis/trans isomerism.
4
 
7 9/8
Intermolecular forces and physical properties. Functional group families. Boiling points, melting points. Solubility.
3
pointing hand
8 9/10
Acid/base reactions. Predicting acidity. Applying acidity predictions. Common acids and bases.
2
 
9 9/13
C-13 NMR
14
pointing hand
10 9/15
Inductive effects on acidity. Conformations of alkanes: Ethane and Propane

2, 4

 
  9/17
Exam 1
 
11 9/20
Proton NMR
14 pointing hand
12 9/22 Conformations of alkanes: Butane, Newman projections. Types of strain. Angle strain. 4  
13 9/24 Conformations of cycloalkanes. Ring strain. Conformations of substituted cyclohexanes. 4 pointing handpointing hand
14 9/27
Stereochemistry. Naming Enantiomers - R/S Designations.
5
 
15 9/29

Diastereomers and Meso Compounds

5
 
16 10/1
Properties of Diastereomers and Enantiomers. Racemic mixtures, chiral non-racemic, an achiral compounds.

5

 
17 10/4
Quiz 5. Understanding organic reactions. Predicting equilibrium constants and rates. Quiz 5 answers.
6
pointing hand
18 10/6
Kinetics and Collision Theory. Transition State Theory.
6
 
19 10/8
Mechanisms of nucleophilic substitution. SN2 and SN1 mechanisms. Kinetics. Steric hindrance and carbocation stability.
7
 
20 10/11
SN2 and SN1 - More on steric hindrance and carbocation stability. Stereochemistry.
7
 
21 10/13
Nucleophiles. Solvent effects in SN reactions.
7
 
22 10/15
Predicting SN2 or SN1 mechanism. SN2 reactions in synthesis.
7
 
23 10/18

SN2 and SN1 multiple choice quiz.

1,2-Elimination of Alkyl Halides. The E1, E2, and E1cb mechanisms.

8
 
24 10/20

Mass Spectrometry

13
pointing hand
  10/22

Exam 2 - Answer Keys Version A Version B

 
25 10/25
E2 Elimination of alkyl halides. Zaitsev's rule. Rate effects. Stereochemistry of E2 reactions in cyclohexane rings. Bulky bases used for E2 reactions.
8
 
26 10/27
The E1 mechanism. Predicting the reaction and mechanism. SN2, E2, or SN1/E1. Preparation of alkynes by E2.
8

 

27 10/29
Alcohols. Naming. Diols, triols, etc.
9
 
28 11/1
Alcohol reactions. Reaction with strong bases to form alkoxides. Williamson ether synthesis.
9
 
29 11/3
Alcohol reactions. Acid-catalyzed dehydration. Carbocation rearrangements, Use of POCl3 and pyridine for dehydration.
9
 
30 11/5

Alcohol reactions. Conversion to alkyl halides using HX, SOCl2, or PX3. Conversion of alcohols to tosylates. Stereochemistry. 

9
 
31 11/8
Ether reactions.  Cleavage by acid. Epoxide reactions. 
9.14-9.15
 
32 11/10

Alkenes. Naming. Cis/trans and E/Z isomers.

10
 
  11/12
Exam 3 Answer Keys Version A Version B
 
32 11/15
Addition of HX to alkenes.
10.9-10.10
 
33 11/17
Addition of X2 to alkenes. Stereochemistry of HX and X2addition.
10.11-10.18
 
34 11/19
Alkenes
10
 
35 11/22
Alkenes
10
 
36 11/29
Alkynes
11
 
37 12/1
Alkynes
11
 
38 12/3
Exam 4