Which of the following statements is NOT correct regarding cyclic sugars?
A)The a-anomer has the -OH of the anomeric carbon positioned on the opposite side of the sugar ring from the -CH₂OH.
B)The 5- and 6-membered rings are more frequently observed due to stability.
C)In a chair conformation,the predominant form has the bulkiest substituents occupying axial positions.
D)They can be formed by the intramolecular reactions to hemiacetals or hemiketals.

Question

Quizplus · Accepted Answer

In a chair conformation of cyclic sugars, the predominant form has the bulkiest substituents in equatorial positions, not axial, because this arrangement minimizes steric hindrance and is therefore more stable.

Which of the Following Statements Is NOT Correct Regarding Cyclic