Which of the following is true of hemiacetals?
A) The most stable hemiacetals are noncyclic.
B) Hemiacetals react with alcohols to form acetates.
C) Hemiacetals react with alcohols to form acetals.
D) Hemiacetals contain two carbonyl groups in their stable form.

Question

Quizplus · Accepted Answer

Hemiacetals react with alcohols to form acetals, not acetates. Hemiacetals contain one carbonyl group and one alcohol group, and they can be cyclic or noncyclic. The stability of hemiacetals depends on the size of the ring and the presence of substituents.

Which of the Following Is True of Hemiacetals