Question

β-(+)-Lactose,Draw the structures of the given compound.Give the proper number carbon atoms present in each monosaccharide and mention the position of glycosidic linkage in the structure of the given compound.

Answer 1

Answer:

Structure is attached

Answer 2

Structure and bonds present in beta lactose is given below.

Explanation:

• Lactose is a very common disaccharide present in milk products.

• Lactose is a disaccharide composed of one unit of glucose and one unit of galactose.

• This units are attached by means of β-1→4 glycosidic linkage.

• So galactose is also mentioned as β-D-galactopyranosyl-(1→4)-D-glucose.

• The glucose and galactose both are hexose sugar with molecular formula of C6H12O6.

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