“…Various Mannich bases (0-aminoketones) have antimicrobial activity (1)(2)(3)(4); reduction of the keto group in this series of compounds to the corresponding alcohol has been accompanied by an increase in pharmacological activity (5). The bioactivities of such alcohols may be improved by esterification, thereby masking the polar hydroxyl group @CH,FCH, and, consequently, facilitating transportation to a site of action.…”