Why is it possible to separate nonanthocyaninic flavonoids from anthocyanins by the extraction with ethyl acetate after acidifying aqueous solution? Justify your answer based on acid-base properties of both components.

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
Chapter23: Amines
Section23.6: Reactions With Acids
Problem 23.8P
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Why is it possible to separate nonanthocyaninic flavonoids from anthocyanins by the extraction with ethyl acetate after acidifying aqueous solution? Justify your answer based on acid-base properties of both components. 

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