28 - Please take some time to complete an electronic course...

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CH 310M/318M – TTh 8am – Lecture 28 – Th 4/24/2008 Reading Assignment : Sections 10.6-10.8 Textbook Problems : 10.14, 10.15 (except k,l,m) , 10.16 (except h) , 10.17, 10.18-10.23, 10.25-10.28 Last Time : Factors influencing rates of nucleophilic substitution reactions (continued…) Beta-elimination reactions of alkyl halides Graded Homework : HW#18 deadline = 3:00 p.m. TODAY HW#19 deadline = 3:00 p.m. on Mon 4/28 HW#20 deadline = 3:00 p.m. on Thu 5/1 Today : Beta-elimination reactions of alkyl halides (continued…) Chapter 9 summary Alcohols (begin Chapter 10) Please refer to the “Exam Pickup & Regrade Policies” handout for instructions regarding how to pick up your graded exam (if you have not already done so), and how to submit a regrade request. Deadline to submit all Midterm Exam #3 regrade requests is Tue., 4/29 @ 12:00 p.m.
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Unformatted text preview: Please take some time to complete an electronic course survey!!! Follow the instructions that you should have received via e-mail. The online system will be open until the end of the day on May 2 Chapter 9 Summary X H H H methyl substrate S N 2 good Nu good L.G polar aprotic solvent E2 NO!!! S N 1/E1 NO!!! X R H H 1 substrate good Nu /weak base good L.G polar aprotic solvent strong, bulky base ( t BuO ) good L.G NO!!! X R R H 2 substrate good Nu /weak base good L.G polar aprotic solvent strong, bulky base ( t BuO ) good L.G poor Nu /weak base good L.G protic solvent X R R R 3 substrate NO!!! strong base good L.G poor Nu /weak base good L.G protic solvent (End Chapter 9 Material)...
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This note was uploaded on 04/09/2009 for the course BIO 326R taught by Professor Whiteley during the Spring '08 term at University of Texas at Austin.

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28 - Please take some time to complete an electronic course...

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