Monthly Archives: November 2009

Notes on epoxides and other Chapter 11 stuff

A few reflections on the material from Monday morning's lecture.Epoxide ring-opening. First, epoxides can react with strong nucleophiles without adding acid. The strained ring makes the epoxide reactive. These reactions look like SN2 reactions.Second, epoxides can react with much weaker… Continue reading

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Printing Acetylferrocene NMR – 2009

Instructions for completing the acetylferrocene lab were posted online in 2008 and they still look relevant to me, so let's try them again. The 2008 NMR printing instructions are posted here. I do not have a due date yet for… Continue reading

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Exam #3 results

I posted answer keys for Homework #7 and for Exam #3 over the weekend. I have also finished grading Exam #3 and I tried to hand back as many exams as I could during class today. If you didn't receive… Continue reading

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Lecture slides – Mon Nov 23

Slides from today's lecture can be viewed here.I didn't quite get through everything that I had promised and I'm not taking a straight path through the chapter. If you would like to know what is coming next, here's a list… Continue reading

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Lab schedule Th & next week

Lab continues to meet this week as normally scheduled.Lab lecture on Thursday night, Nov 19, is cancelled.The only lab operations scheduled for the following week, M-W, Nov 23-25, are wrapping up the acetylferrocene experiment. If students are unable to finish… Continue reading

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Q&A session for Exam #3

I will answer your questions on the material in chapters 1-9 on Tuesday, 6-7 PM, in Eliot 314.By the way, I will be running for the door immediately afterwards to make it to an off-campus appointment at 7:30 so please… Continue reading

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Final exam '09 date/time set

I just noticed that the Registrar's Office has posted dates and times for final exams. The final exam in this class will start at 6 PM on Tuesday, Dec 15 in the Psych auditorium and adjoining rooms. You can download… Continue reading

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What does SN2 transition state look like?

The images and data table for the three SN2 transition states shown in lecture today can be viewed here…. Continue reading

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Schedule changes: Exam #3, HW #6, Syllabus

Since no strong objections were raised to the schedule changes that I had proposed, I have made the following changes for the upcoming exam, homework and classes (all of the appropriate online schedules have been updated to reflect these chanes):Exam… Continue reading

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SN2 kinetics and geometry

First, if you would like to see the MO pictures that I used in class today, check out last year’s post on back side attack & HOMO-LUMO overlap (Oct 13, 2008).There are also a couple of points that I want… Continue reading

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