Chapter 25.3, Problem AQ

Interpretation Introduction

Interpretation:

The stereochemical descriptions for mannose and fucose from the scheme has to be chosen.

Concept Introduction:

The stereochemical descriptors are D-form and L-form. In D-form, the $\text{–OH}$ group in the penultimate carbon is at right side of the carbon.  In L-form, the $\text{–OH}$ group is located at the left side of the penultimate carbon.