Answered: Step 1- The Synthesis of…

Step 1- The Synthesis of Dehydrozingerone from Vanillin Step 1 HO Vanillin H + KOH Acetone/H₂O Reflux ALDOL CONDENSATION HO fre Dehydrozingero ne (Vanillid enea ce to ne)

Organic Chemistry

9th Edition

ISBN:9781305080485

Author:John E. McMurry

Publisher:John E. McMurry

Chapter16: Chemistry Of Benzene: Electrophilic Aromatic Substitution

Section16.SE: Something Extra

Problem 60AP

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Question

In the attached reaction experiment, dur the conversion of vanillin to dehydrozingerone multiple color changes occur. (colorless to yellow to deep red back to yellow) Explain what causes these color shifts. Be sure to include the appropriate chemical structures as part of your answer.

Step 1- The Synthesis of Dehydrozingerone from Vanillin
Step 1
HO
Vanillin
H
+
KOH
Acetone/H₂O
Reflux
ALDOL CONDENSATION
HO
fre
Dehydrozingero ne
(Vanillid enea ce to ne)

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