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The dipeptide, Gln-Gly, on treatment with $\mathrm{CH}_3 \mathrm{COCl}$ followed by aqueous work up gives.
ChemistryBiomoleculesJEE MainJEE Main 2018 (15 Apr Shift 2 Online)
Options:
  • A

  • B

  • C

  • D

Solution:
2177 Upvotes Verified Answer
The correct answer is:

Amino group of glutamine is acetylated. Amide group of glutamine is not acetylated. Note :
Acetylation of amide requires activation of amides and /or acyl donors, since the nitrogen atom of amides is less basic than that of the corresponding amines due to amide resonance.

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