摘要 |
Compounds of the formula <CHEM> wherein Ar is optionally substituted phenyl, pyridyl or thienyl; Z is CH or N; Q is H, alkylthio, alkylsulfonyl, halogen, formyl, alkyl or thiol; <CHEM> R<1> and R<2> are H or organic groups; R<3> and R<4> are organic groups; and their agriculturally suitable salts, exhibit fungicidal activity, especially against plant pathogens; some are also useful for treating fungal infections in mammals. |