This product is a custom synthesis of a complex carbohydrate. It has the CAS number 135608-48-9, and is a fluorinated saccharide with an acetamide group in the 4-position. It is synthesized from 2,3-dihydroxybenzoic acid and methyl bromoacetate, which are reacted to form the mesylate ester. This product can be modified by methylation or glycosylation to produce desired derivatives.