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Chapter 8: Q4. (page 243)

Which of the following pairs of sugars are epimers of each other? (a) D-fructose and L-fructose (b) D-arabinose and D-ribose (c) D-ribose and D-ribulose.

Short Answer

Expert verified

(b) D-arabinose and D-ribose are the pair of sugars that are epimers of each other.

Step by step solution

01

Introduction of epimers.

Epimers are carbohydrates that differ in the placement of the –OH group configuration around one asymmetrical C atom present in their structure.

02

Pairs of sugars that are epimers of each other.

D-arabinose and D-ribose are the pair of sugars that are epimers of each other. They are diastereoisomers that differ from the –OH group at the C2 position.

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