e) In the lectures we discuss a Diels-Alder reaction between dienamine and a conjugate acceptor. Consider the related reaction between dienamine 6 and conjugate acceptor 7. Ph. ‚Ph. LOCH3 *CO,CH3 7 8 I. Draw resonance structures for compound 6 that indicate the two carbons with greatest nucleophilicity. I. Draw resonance structures for compound 7 that indicate the two carbons of greatest electrophilicity. II. Consider compound 8 in two perfect chair conformations. Draw these conformations and indicate which you believe would be most stable and why. Ensure that all substituents and hydrogens are clearly shown in your diagrams.

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Chapter1: Chemical Foundations
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e) In the lectures we discuss a Diels-Alder reaction between dienamine and a conjugate acceptor.
Consider the related reaction between dienamine 6 and conjugate acceptor 7.
Ph
Ph
LOCH3
co,CH3
6
7
8
I.
Draw resonance structures for compound 6 that indicate the two carbons with greatest
nucleophilicity.
II.
Draw resonance structures for compound 7 that indicate the two carbons of greatest
electrophilicity.
III.
Consider compound 8 in two perfect chair conformations. Draw these conformations and
indicate which you believe would be most stable and why. Ensure that all substituents and
hydrogens are clearly shown in your diagrams.
Transcribed Image Text:e) In the lectures we discuss a Diels-Alder reaction between dienamine and a conjugate acceptor. Consider the related reaction between dienamine 6 and conjugate acceptor 7. Ph Ph LOCH3 co,CH3 6 7 8 I. Draw resonance structures for compound 6 that indicate the two carbons with greatest nucleophilicity. II. Draw resonance structures for compound 7 that indicate the two carbons of greatest electrophilicity. III. Consider compound 8 in two perfect chair conformations. Draw these conformations and indicate which you believe would be most stable and why. Ensure that all substituents and hydrogens are clearly shown in your diagrams.
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