Question

75. Among given polypeptide chain reacts with acetic
anhydride and pyridine then which of the following
after degradation by enzyme gives N-acetylated :-
Trp - Lys - Gly – Asn - Ala
(1) Trp + Lys + Asn (2) Trp + Lys
(3) Trp + Ala
(4) Trp + Lys + Gly
correct statement.​

Answer 1

Explanation:

In acetylation pyridine will  as a base catalyst , steroids containing OH group will be acylated using this reagent in refluxing condition.Use freshly distilled acetic unhydride or use freshly solidified sodium acetateas a  catalyst instead of pyridine.

Answer 2

Answer:

CORRECT OPTION IS 4 HOPE THIS IS CORRECT