Exam3 - S341 EXAM III Spring 2011 100 points NAME _ READ...

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S341 EXAM III Spring 2011 100 points NAME ___________________________________________________ 1. READ the directions to each question carefully. 2. Place your answer to each question in the space provided. Put all of your work on the exam. You may use the reverse side if needed. 3. Provide only one answer per question. More than one answer will be considered no answer. 4. Baseball hats are not allowed. Turn it around if you must wear it. 5. No calculators or written materials of any kind are allowing during the exam. 6. Molecular models are permitted, but written instructions for the models are not. 7. If you have a question, ask it. Ambiguities will not be recognized after the exam.
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1. Predict the product of the following reaction and draw a mechanism showing how the product is formed. Br Bu 3 SnH AIBN AIBN = N N NC CN 2. Rationalize the product of the following reaction. Clearly show the pathway by which the product is formed. (Draw all intermediates and a mechanism as appropriate. Use clear structures and curly arrows.) O Br N H O MeOH O OMe N H O 10 pts 8 pts
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3. Predict the product(s) and reaction pathway (i.e. S
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Exam3 - S341 EXAM III Spring 2011 100 points NAME _ READ...

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