Question

IN disaccharids, if the reducing groups of monosaccharides i.e., aldehydic or ketonic groups are bonded, these are non-reducing sugars. Which of the following disaccharide is a non-reducing sugar?

• A.
• B.
• C.
• D.

Answer 1

Answer: (B)

Answer 2

In option (2), two monosaccharides are held together by a glycosidic linkage between C – 1 of $\alpha -$glucose and

C – 2 of $\beta -$fructose.