Antifungal agents based on amides containing a phenyl group

摘要

Compounds of formula <IMAGE> FORMULA I in which: CYCLE surrounded by a semicircle represents, with the two carbon atoms to which the semicircle is linked, a carbon-containing, optionally heterocyclic, ring containing at least one ethylenic or aromatic bond between the two carbon atoms which carry the -C(Z)=Y group and the phenyl group, Y is oxygen or sulphur, Z is NR1R2, R1 and R2, each represents optionally substituted alkyl, alkoxy or cycloalkyl; alkenyl or alkynyl; or -NR1R2 represents saturated or unsaturated heterocyclyl; R3, R4 and R5, each represents a hydrogen or halogen atom (at least one of R3, R4 and R5 being other than hydrogen or halogen); optionally substituted amino; optionally halogenated hydroxylated alkyl, alkoxy, alkylalkoxy or alkylthio; or R3 and R4 (in the 3- and 4-positions) can together form a single divalent radical with 3 or 4 members containing 1 or 2 non-adjacent oxygen atoms; are useful as agricultural fungicides.