-The configuration around which carbon atom shown in the figure above determines whether this is a D or an L sugar?
A)A
B)B
C)C
D)D

Question

-The configuration around which carbon atom shown in the figure above determines whether this is a D or an L sugar?
A)A 
B)B 
C)C 
D)D

Quizplus · Accepted Answer

The configuration around the carbon atom farthest from the carbonyl group (in this case, carbon A) determines whether a sugar is classified as D or L. In sugars, this is typically the chiral center furthest from the aldehyde or ketone group.

-The Configuration Around Which Carbon Atom Shown in the Figure