Biomolecules Question 173

Question: Identify the correct set of stereochemical relationships amongst the following monosaccharides I-IV

Options:

A) I and II are anomers; III and IV are epimers

B) I and II are epimers; II and IV are anomers

C) I and III are anomers; I and II are epimers

D) I and II are epimers; III and IV are anomers

Show Answer

Answer:

Correct Answer: C

Solution:

[c] Compounds differing in configuration at C-1 are called anomers while that differing in configuration at any one carbon other than C-1 are called epimers. Thus, I and III are anomers and I and II are epimers.