7. Arrow Pushing Mechanisms Draw a complete arrow pushing mechanism for each of the following transformations (including any intermediates). For structures that have resonance, draw only the major resonance contributor. Make sure any charges drawn are stable enough to be present. (a) This transformation involves 2 steps. Ph H3C-Li (b) This transformation involves 1 step. H3CO H3C Ph CHOO HO OCH 3 OtBu -OtBu Br (0)

Organic Chemistry
8th Edition
ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Chapter16: Aldehydes And Ketones
Section: Chapter Questions
Problem 16.65P: All rearrangements we have discussed so far have involved generation of an electron-deficient carbon...
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7. Arrow Pushing Mechanisms
Draw a complete arrow pushing mechanism for each of the following transformations (including
any intermediates). For structures that have resonance, draw only the major resonance contributor.
Make sure any charges drawn are stable enough to be present.
(a) This transformation involves 2 steps.
Ph
H3C-Li
(b) This transformation involves 1 step.
H3CO
H3C
Ph
CHOO
HO
OCH 3
OtBu
-OtBu
Br
(0)
Transcribed Image Text:7. Arrow Pushing Mechanisms Draw a complete arrow pushing mechanism for each of the following transformations (including any intermediates). For structures that have resonance, draw only the major resonance contributor. Make sure any charges drawn are stable enough to be present. (a) This transformation involves 2 steps. Ph H3C-Li (b) This transformation involves 1 step. H3CO H3C Ph CHOO HO OCH 3 OtBu -OtBu Br (0)
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