ABC26OR0105 · Natural Products
Subject: Organic Chemistry · Chapter: Natural Products · Topic: Natural Products – General · Exam: CSIR-NET JUNE 2016 · Marks: 2 · Difficulty: Medium
At pH 10, tryptophan exists as
(a)
(b)
(c)
(d)
Answer
Answer (as printed): A
Explanation
At pH 10, the solution is highly basic, so tryptophan carries an overall negative charge — which is present only in option (a).