What is the relationship between the molecules in the figure below?
A) They are isomers.
B) They are anomers.
C) They are epimers.
D) They are identical.

Question

What is the relationship between the molecules in the figure below? 
A) They are isomers. 
B) They are anomers. 
C) They are epimers. 
D) They are identical.

Quizplus · Accepted Answer

The molecules shown in the figure differ in the stereochemistry of only one carbon atom. Specifically, the hydroxyl group attached to the anomeric carbon (the carbon that is attached to two oxygen atoms) is in opposite configurations in the two molecules. Such molecules are called epimers.

What Is the Relationship Between the Molecules in the Figure