New optically active antifungal azoles, N-[4-(azolyl) phenyl]-and N-[4-(azolylmethyl) phenyl]- N'-[(1R, 2R)-2-(2, 4-difluorophenyl)-2-hydroxy-1-methyl-3-(1H-1, 2, 4-triazol-1-yl) propyl] azolones (1, 2, 3), were prepared in a stereocontrolled manner. Compounds 1-3 showed strong antifungal activity against Candida albicans in vitro. Among them, the imidazolidinones 3 showed a broad antifungal spectrum in vitro as well as potent in vivo ...