Recently [1, 2], we reported on the synthesis of compounds possessing local anesthetic and analgesic properties in the series of a-aminoacetyl derivatives of 2-pentenyl-and 2- cyclopentenylanilines. In continuation of the research in this direction, we have synthesized and characterized a series of a-aminoacetanilide hydrochlorides obtained from ortho- (cyclopent-1-and-2-enyl) anilines and cyclopentylanilines and N- ...