Final - 4. Give the product(s) of the following reactions...

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CHEM 109A Russak M 09 Final Question 1 ______/30 Question 2 ______/12 Question 3 _______/3 Question 4 ______/21 Question 5 ______/21 Question 6 ______/12 Question 7 ______/12 Question 8 ______/12 Question 9 ______/12 Question 10 ______/20 Question 11 ______/45 Total ______/200 Name____________________ Perm #___________
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1. In the following reactions an interesting trend was observed: 2-chlorobutane and 2-fluorobutane gave different elimination products under E2 conditions. a. Write a reaction for each with appropriate E2 conditions/base above the arrows and show the product: (12) b. Explain the phenomenon in writing and draw each transition state to help support your reasoning. (18) 2. Circle the better nucleophile (12) a. NH 3 or H 2 O b. Cl - or Br - c. HO - or HS - d.
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3. Which of the following compounds most readily undergo an SN2 reaction? (3)
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Unformatted text preview: 4. Give the product(s) of the following reactions to include stereochemistry. (21) 5. Give the following E2 products showing stereochem if applicable. (21) CH 3 CH 3 Cl Br CH 3 CH 3 F 6. Fill in the reagents necessary to convert from the alkene to the sulfonate ester: (12) 7. What is a dielectric constant? Which compound do you think would have a higher dielectric constant: Methanol or Ethanol? Explain. (12) 8. What is solvolysis? Provide any example reaction. (12) 9. In intramolecular cyclization reactions, 5 membered rings are favored over 4 membered because of ring strain, but why then is a 6 membered ring favored over a 7 membered ring? (12) 10. Draw a mechanism for the following transformation: (20) 11. Propose a synthesis from the following reactants to the products: (45) a. b....
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Final - 4. Give the product(s) of the following reactions...

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