PROCESS FOR PREPARING ACEMATICINE

摘要

1-(4-Chlorobenzoyl)-5-methoxy-2-methyl-3-indole acetic acid as known per se is obtainable by means of a novel and more simple method. This method comprises hydrolizing 1-(4-chlorobenzoyl)-5-methoxy-2-methyl-3-indole acetic acid tetrahydropyranyl ester, which ester is a novel compound. The final product obtained is a valuable drug having antiinflammatory activity.