Exam 14: Biomolecules: Carbohydrates

Instructions: Consider the reaction below to answer the following question(s). -Refer to instructions. Q and Z are cyclic examples of:

Draw the Fisher projection of L-mannose.

Describe the fundamental difference between the following classifications of carbohydrates. A)monosaccharide, disaccharide, polysaccharide B)simple sugar, complex sugar C)ketose, aldose D)furanose, pyranose

What is the correct structure for $\alpha$ -D-glucopyranose?

Refer to the carbohydrate below to answer the following questions. a)Which carbon in the carbohydrate is the anomeric carbon? b)Does this represent an $\alpha$ or $\beta$ -anomoer?

Complete the equation for the following reaction.

Instructions: Convert the Fischer projections into tetrahedral representations, and assign R or S stereochemistry to each. -Convert and assign:

Draw the structure of the product of the following reaction.