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Department of Chemistry, College of Science, Bu-Ali Sina University, Hamadan 65174, IranReceived November 3, 2003Key Words : Acetic anhydride, Acetylation, Silica sulfuric acid, Solvent free conditionsThe conversion of alcohols to esters is an importantsynthetic transformation that has received considerableattention.

Silica Sulfuric Acid as a Mild and Efficient Reagent for the Acetylation of Alcohols in Solution and under Solvent Free Conditions