C243 su 09 hw8 KEY

C243 su 09 hw8 KEY - Chem 243 HW8 Chapter 8 Reactions of Alkenes KEY TO CHAPTER 8 1 2 3 4 CH3CH2CH2CH2CH=CH2 5 3bromo3ethylhexane 6 microscopic

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Chem 243 HW8 Chapter 8 Reactions of Alkenes KEY TO CHAPTER 8 1) 2) 3) 4) CH 3 CH 2 CH 2 CH 2 CH = CH 2 5) 3-bromo-3-ethylhexane 6) microscopic reversibility 7) 8) 9) 1
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10) 11) 12) 13) 2,3-dimethyl-2-butanol 14) 15) (CH 3 ) 2 C h CHCH 2 CH 3 ESSAY. Write your answer in the space provided or on a separate sheet of paper. 16) 17) The reaction proceeds via the addition of Br\'97 to the alkene. Two competing pathways are possible, but the transition state  leading to the more substituted alkyl radical is lower in energy. This process ultimately makes the addition anti-Markovnikov in  nature. 18) 2
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19) 20) 21) 22) 23) 24) 25) The intermediate carbanion and the transition state leading to it are stabilized by the electron-withdrawing capacity of the  carbonyl group. 26) 27) 28) 29) 30) 1. NaOCH 3 , CH 3 OH 3
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. MCPBA  or  CH 3 CO 3 H . H 3 O +  or  - OH 31) 32) peroxybenzoic acid; an oxidizing agent which converts alkenes to epoxides
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This note was uploaded on 06/02/2010 for the course MGMT 121 taught by Professor Morozova during the Spring '10 term at NJIT.

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C243 su 09 hw8 KEY - Chem 243 HW8 Chapter 8 Reactions of Alkenes KEY TO CHAPTER 8 1 2 3 4 CH3CH2CH2CH2CH=CH2 5 3bromo3ethylhexane 6 microscopic

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