| abstract |
An antifungal agent of formula (I) or a pharmaceutically acceptable salt thereof, where Ar is a phenyl group substituted by 1 to 3 substituents each independently selected from halo and CF3; and X is a group of formula (a), (b), (c), or (d) wherein Z is H or F, and in which Het is a 5-membered nitrogen-containing aromatic heterocyclic group optionally containing an oxygen or sulfur atom and attached to the phenyl, pyridyl or pyrimidinyl group by a carbon or nitrogen atom and optionally substituted by 1 to 3 substituents each independently selected from halo; C1-C4 alkyl; (C1-C4 alkoxy)methyl; 2-(C1-C4 alkoxy)ethoxymethyl; 2-hydroxyethoxymethyl; cyanomethyl; -NR1R2 or -CH¿2?CONR?1R2¿ where R?1 and R2¿ are each independently H or C¿1?-C4 alkyl; phenylthio or phenyl-(C1 or C2 alkyl) in both of which said phenyl group is optionally substituted by halo, trifluoromethyl or C1-C4 alkyl; -NHCO(C1-C4 alkyl); -NHSO2(C1-C4 alkyl); -NHCONR?1R2¿ where R?1 and R2¿ are as defined above; mercapto; and -S(O)¿n?(C1-C4 alkyl) where n is 0, 1 or 2. |