β-GLUCOSE pentaacetate in acetone solution can be partially deacetylated by cooled 1 N potassium hydroxide solution to yield 6-O-acetyl-α-glucose. This product has a melting point of 146°.

Acetylation is any chemical reaction that adds an acetyl chemical group (CH3C=O, sometimes abbreviated in chemical structures as Ac) and is a type of acylation reaction. Acetylation of proteins ...