PracticeQuestions chap. 3-14

PracticeQuestions chap. 3-14 - ANSWER KEY - Chem 2261...

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ANSWER KEY - Chem 2261 Practice Questions for Chapters 3-4 1 1. (8 pts, 4pts ea) Provide the alkene necessary to carry out each of the following transformations. 2. (8 pts) Draw structures corresponding to the following IUPAC names: ( R )-3-methylcyclopenten e( E )-1-chloro-3-methyl-3-hexene Cl 3. (12 pts, 2 pts ea) Indicate reagents and conditions for the following transformations. OH OH OH Br Br Br OH 1. H 2 O, Hg(OAc) 2 2. NaBH 4 , OH 1. BH 3 2. HOOH, OH Pd/C Br 2 H 2 O H + H 2 Br 2 H 2 O HCl Cl (a) Br 2 (b) O Br H 2 O HO
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Practice Questions for Chapters 3-4 2 4. (8 pts, 4 pts ea) Provide the reagents necessary to carry out each of the transformations shown below. HO HO 1. Hg(OAc) 2 , H 2 O 2. NaBH 4 1. BH 3 2. HOOH, NaOH 5. (6 pts, 3 pts ea) The equilibrium reaction in the gas phase of ethylene and HCl to give ethyl chloride, C 2 H 4 + HCl C 2 H 5 Cl , has a favorable enthalpy, H° = –15.5 kcal/mole, but an unfavorable entropy, S° = –31.3 eu.
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This note was uploaded on 09/22/2008 for the course CHEM 2261 taught by Professor Crowe during the Fall '08 term at LSU.

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PracticeQuestions chap. 3-14 - ANSWER KEY - Chem 2261...

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