The enzyme acetylsalicylate deacetylase (EC 3.1.1.55) catalyzes the reaction
This enzyme belongs to the family of hydrolases, specifically those acting on carboxylic ester bonds. The systematic name is acetylsalicylate O-acetylhydrolase. Other names in common use include aspirin esterase, acetylsalicylic acid esterase, and aspirin hydrolase.