Chem 350 Lectures - Fall 2006

Smith PowerPoints: Chapter 9  Chapter 14  

No

Date

Topics

Chapter in Smith

Lecture Materials External Links
1 8/28 Modern Definition of "Organic". Wohler's experiment disproving vitalism. na

(powerpoints from 2005 lecture)

http://wohlersynthesis.quickseek.com/
2 8/30 Lewis Structures and Formal Charge 1.1-1.4  
3 9/1 Resonance, VSEPR 1.5-1.6  
4 9/6 Valence Bond Theory and Hybrid Orbitals.  1.5-1.6  
5 9/8 Hybridization and Bond Length/Strength. Molecular Polarity. 1  
6 9/11 Naming Alkanes and Cycloalkanes. Alkyl Groups. 4 http://viscog.beckman.uiuc.edu/grafs/demos/15.html
7 9/13 Functional group families. Intermolecular forces and bp prediction. 3

quiz3 answer key

 
8 9/15 Predicting melting points and solubility. Alkane reactions. 3  
9 9/18 NMR Basics 15

pre-lab lecture

http://vam.anest.ufl.edu/forensics/nmr.html
10 9/20 Acid/base reactions. Predicting acidity. 2  
11 9/22 Predicting acidity continued. Types of organic reactions. 2, 6  
12 9/25 Types of organic reactions. Predicting equilibrium constants and rates. 6  
13 9/27 Kinetics and Collision Theory 6  
  9/29 Exam 1      
14 10/2 Ring strain and cis/trans isomerism in cycloalkanes. Cyclohexane chair conformers. 4   http://www.owlnet.rice.edu/~chem251/documents/Vollhardt_4.ppt
15 10/4 Alkyl Halides. Nomenclature and Reactivity. Intro to Nucleophilic Substitution. 7  
16 10/6 Naming Enantiomers - R/S Designations 5  
17 10/9 Other types of chiral compounds. Mechanisms of nucleophilic substitution. Facts about the SN2 reaction. 7 http://www.sussex.ac.uk/Users/kafj6/stereo/lecture1.pdf
18 10/11 Stereogenic nitrogen? Transition state explanation of steric hindrance. Facts about the SN1 reaction - carbocation stability. 7  
19 10/16 Nucleophiles and Leaving Groups. 7  
20 10/18 Solvent effects in SN reactions. 7

 
21 10/20 Proton NMR - Number or signals and chemical shift. 15
 
22 10/23 Proton NMR - Chemical shifts, peak integrals and proton counts, spin-spin splitting. 15

 
23 10/25 Cyclohexane conformations revisited. Intro to Chapter 8 4, 8  
24 10/30 E2 Elimination of alkyl halides. Zaitsev's rule. 8  
25 11/1 E2 elimination, Rate effects and stereochemistry. 8
 
26 11/3 Mass spectrometry. 14
 
27 11/6 Mechanisms of elimination. E1, E2, E1cB. 8
 
28 11/8 Predicting the reaction and mechanism. Bases used for E2. SN2, E2, or SN1/E1. 8
 
29 11/13 Preparation of alkynes by E2. Naming of alcohols and ethers. Physical properties and important simple alcohols and ethers. 8, 9
 
30 11/15 Naming of cyclic ethers including epoxides. Crown ethers and phase transfer catalysis. 9
 
31 11/17 Alcohols: reaction with HX. Carbocation rearrangements. 9
 
32 11/27 IR Spectroscopy. 14

 
33 11/29 Alcohol reactions. Alternative reagents for halogenation and dehydration. 9


lab lecture for expt 8

 
34 12/1 Conversion of alcohols  to tosylates. Stereochemistry.  9
 
35 12/4 Ether reactions.  Cleavage by acid. Epoxide reactions.  9
 
36 12/6 Solving unknowns using NMR, MS, and IR spectra. 14, 15
 
37 12/8 Epoxide reactions in synthesis. Epoxides in biochemistry. 9