An acetal is a functional group or molecule containing the functional group of a carbon bonded to two -OR groups.
where R, R' and R&apos&apos are all carbon backbones.
Acetals can be used as carbonyl-protecting groups.
Reactions
Synthesis
- Nucleophilic addition of an alcohol to a resonance stabilized cation
An acetal can, under certain conditions, be converted back into
a hemiacetal and an alcohol.