Chem 1446
Cooperative Learning Questions for Chapter 12

1)

Aldohexoses can also cyclize to form 5 membered rings. What would the 5 membered ring
form of glucose look like? (On the back of this page there is space to fill in the structures of
the aldohexoses.)

2)

What does the cyclized form (6 membered ring) of D-Mannose look like?

3)

How many structures did you draw as answers to 1and 2? Is there only one possible
answer?