Identify the peptide bond in a derivative of aspartame, a popular artificial sweetener with the trade name NutraSweet.

Question

Quizplus · Accepted Answer

Peptide bond is formed between the carboxyl group of one amino acid and the amino group of another amino acid. In aspartame, the peptide bond is formed between the carboxyl group of aspartic acid and the amino group of phenylalanine. In the given structure of aspartame, the peptide bond is represented by the bond between the carbonyl carbon of aspartic acid and the nitrogen of phenylalanine, which is labeled as II. Therefore, the correct choice is B.

Identify the Peptide Bond in a Derivative of Aspartame, a Popular