Final Fall 2004 answered

Final Fall 2004 answered - CHE 2210 Fall 2004 Final Wallace...

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CHE 2210 Fall 2004 Final Wallace Name ___________________________________ By signing my name above, I promise I will not use any outside sources on this exam unless the instructor gives permission. I promise I will not give help to or accept help from any of my classmates regarding this exam. I will not tell anybody what questions or type of questions appear on this exam if I take it before they do. Total Correct: __________ Points Possible: __100____ 1
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1. For the following reactions, draw the major organic product from the reaction. Show stereochemistry where appropriate. (2.5 pts) CH 2 N 2 ,h ν 2. Provide the appropriate starting material for the following reactions. In some cases, there may be more than one right answer (showing only one is necessary). Be sure to indicate any relevant stereochemistry in the starting material. (2 pts each) 2
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3. “Workup” steps are very important in organic chemistry. In the reaction below, show the species present immediately prior to workup, and show the final product formed after the workup step (addition of NaOH, H 2 O 2 ). (2.5 pts each) 3
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4. The bicyclic alkene below undergoes catalytic hydrogenation to produce only one of 2 possible diastereomers. Provide a mechanistic explanation for why isomer A is formed instead of isomer B . Do not exceed the space provided. (3 pts) 5. Show the mechanism for this reaction. (3 pts) 4
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Show how you would synthesize the following materials. Your restrictions for what your starting materials can be are written at each problem. Hint: It may be helpful to first perform a retrosynthetic analysis before you show your forward synthesis. There may be more than one
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Final Fall 2004 answered - CHE 2210 Fall 2004 Final Wallace...

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