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1. any of a class of organic compounds formed by combination of an aldehyde molecule and two alcohol molecules. 2. CH3CH(OC2H5)2, a colorless, volatile liquid used as a solvent and in cosmetics.
|An acetal is the product of the acid catalyzed reaction between an alcohol and a ketone or aldehyde.In order to achieve effective acetal formation two additional features must be implemented. -acid catalyst must be used -the water produced with the acetal must be removed from the reaction.