Which of the following carbon is anomeric in glucose

Options

A. C-1 carbon
B. C-2 carbon
C. C-5 carbon
D. C-6 carbon

Answer

A

Explanation

D-glucose exists in two optically active forms known as `alpha`-D-glucose and `beta`-D-glucose . The two isomers are interconvertible in aqueous solution.

Carbon-1 in both configurations I and II is called an anomeric carbon atom.