homework3chem12a

homework3chem12a - a) C 9 H 12 Br 2 b) C 4 H 7 ClN 2 4. (4...

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Homework #3 Name _________________ CHEM 12a 1. (10 pts) Predict the major product for each of the following reactions. Show stereochemistry where applicable. HBr HBr R-O-O-R Heat 1. Hg(OAc) 2 H 2 O 2. NaBH 4 1. BH 3 .THF H 2 O 2. H 2 O 2 , -OH H 2 Pt Br 2 H 2 O MCPBA OsO 4 H 2 O 2 KMnO 4 warm conc. 1. O 3 2. (CH 3 ) 2 S 2. (4 pts) Propose a mechanism for the following reaction. HBr Br
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3. (2 pts) Calculate the degrees of unsaturation for the following molecular formulas.
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Unformatted text preview: a) C 9 H 12 Br 2 b) C 4 H 7 ClN 2 4. (4 pts) The two sets of reagents below give two different structural isomers with the same molecular formula. For each of the reagents below write the product and explain why that product is favored. H + , H 2 O 1. Hg(OAc) 2 , H 2 O 2. NaBH 4 C 6 H 13 OH...
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homework3chem12a - a) C 9 H 12 Br 2 b) C 4 H 7 ClN 2 4. (4...

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