9. For the following reaction, which proceeds via an E1 mechanism, the following three alkene compounds were produced. (a) Show mechanistically how they arose; (b) Identify the major (highest yield) product, and justify your choice. (CH3)Q CH-ÇH-CHs Br CH30H heat > (CH3)QCH-CH=cHg + (CH3)a

9. For the following reaction, which proceeds via an E1 mechanism, the following three alkene compounds were produced. (a) Show mechanistically how they arose; (b) Identify the major (highest yield) product, and justify your choice. (CH3)Q CH-ÇH-CHs Br CH30H heat > (CH3)QCH-CH=cHg + (CH3)a

Organic Chemistry

9th Edition

ISBN:9781305080485

Author:John E. McMurry

Publisher:John E. McMurry

Chapter30: Orbitals And Organic Chemistry: Pericyclic Reactions

Section30.SE: Something Extra

Problem 39AP

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Question

9. For the following reaction, which proceeds via an E1 mechanism, the following three alkene
compounds were produced. (a) Show mechanistically how they arose; (b) Identify the major (highest
yield) product, and justify your choice.
(CH3)Q CH-ÇH-CHg
heat
CH3OH
> (CH3)QCH-CH=cHa
Br
(CH3)a
CH2

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