The present invention provides an antifungal agent which has excellent antifungal action, and which is also excellent in terms of its properties, and in particular its solubility in water and safety. The present invention discloses a compound represented by the following formula (I) or a salt thereof:
wherein R
1
, R
2
, R
3
and R
4
are defined in the specification; one of X and Y is a nitrogen atom, and the other is a nitrogen atom or an oxygen atom; ring A represents a 5- or 6-member heteroaryl ring or benzene ring which may have 1 or 2 halogen atoms or C
1
to C
6
alkyl groups; and Z represents a single bond, a methylene group, an ethylene group, an oxygen atom, a sulfur atom, —CH
2
O—, —OCH
2
—, —NH—, —CH
2
NH—, —NHCH
2
—, —CH
2
S—, or —SCH
2
—.
                            本发明提供了一种具有优异的抗真菌作用的抗真菌剂,其性质也非常优异,特别是其在
水中的溶解性和安全性。本发明公开了以下式(I)或其盐所表示的化合物:其中R1、R2、R3和R4在规范中定义;X和Y中的一个是氮原子,另一个是氮原子或氧原子;环A表示一个具有1或2个卤素原子或C1到C6烷基的5-或6成员杂环
芳烃环或苯环;Z表示单键、亚甲基、
乙烯基、氧原子、
硫原子、-
CH2O-、-OCH2-、-NH-、-CH2NH-、-NHCH2-、-
CH2S-或-SCH2-。