Chapter 25: Carbohydrates
Typical reagents : aqueous acid
Cleaves the -
bond outside the ring at the anomeric center replacing it with an -
Typically a mixture of
will be produced.
Note that this is just acetal or ketal hydrolysis (
This reaction is the reverse of that used for glycoside formation.
This reaction can be used to breakdown polysaccharides into the component monosaccharides.
Reactions of Alcohols to give Acetals
Dr. Ian Hunt
, Department of Chemistry, University of Calgary