When the pentapeptide below is heated first with 2,4-dinitrofluorobenzene (and base) and then subjected to acidic hydrolysis, which amino acid will bear the dinitrophenyl group? Leu·V al·Gly·Phe·Ile

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
Chapter27: Amino Acids And Proteins
Section: Chapter Questions
Problem 27.13P: Draw zwitterion forms of these amino acids. (a) Valine (b) Phenylalanine (c) Glutamine
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When the pentapeptide below is heated first with 2,4-dinitrofluorobenzene (and base) and then subjected to acidic hydrolysis, which amino acid will bear the dinitrophenyl group?

Leu·V al·Gly·Phe·Ile

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