Practice Problems_Exam 3

Practice Problems_Exam 3 - CHEM 237 Fall 2009 Practice...

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CHEM 237 Fall 2009 Practice problems for EXAM 3 Chapter 8 (Alkenes: Addition Reactions) 1. Predict the major products of the following reactions. Show the mechanisms for the reactions by drawing the flow of electrons using precisely curved arrows. HBr H 2 SO 4 /H 2 O (or H 3 PO 4 /H 2 O) (HI/HCl) 2. Predict the major products of the following reaction. Show the mechanism for the reaction. HBr CH 3 CH 2 OOCH 2 CH 3 3. Predict the major products of the following reactions, and include stereochemistry where applicable . Give the mechanisms for the reactions. Br 2 H 2 O i) Hg(OAc) 2 /CH 3 OH ii) NaBH 4 Br 2 CCl 4 (solvent) i) Hg(OAc) 2 /H 2 O ii) NaBH 4 Br 2 CH 3 OH 1
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O 3 (CH 3 ) 2 S i) BH 3 /THF ii) H 2 O 2 , OH - /H 2 O 5. Give the major products of the following reactions. Include Stereochemistry H 2 /Pd PhCO 3 H or MCPBA OsO 4 , H 2 O 2 KMnO 4 OH-/H 2 O CH 2 N 2 or CH 2 ZnI 2 CHBr 3 KOH 6. Predict the major product from the reaction. Provide a detailed , step-by-step mechanism for the reaction. HO
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Practice Problems_Exam 3 - CHEM 237 Fall 2009 Practice...

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