Importance

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Abstract

Compounds of formula 1 ##STR1## wherein: Y signifies halogen, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio or hydroxy; R.sub.1 signifies methyl, ethyl or cyclopropyl; R.sub.2 signifies C.sub.1 -C.sub.6 -alkyl or C.sub.1 -C.sub.6 -alkyl substituted by 1 to 5 fluorine atoms; R.sub.3 is C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxy, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.3 -C.sub.6 -cycloalkoxy, C.sub.2 -C.sub.6 -alkenyl, C.sub.2 -C.sub.6 -alkenyloxy, C.sub.2 -C.sub.6 -alkinyl, C.sub.2 -C.sub.6 -alkinyloxy, C.sub.1 -C.sub.6 -alkoxycarbonyl or CN, whereby, with the exception of CN, the above-mentioned groups may be substituted by identical or different substituents; or R.sub.3 is aryl, heteroaryl, heterocyclyl, aryloxy, heteroaryloxy or heterocyclyloxy, whereby the above-mentioned groups may be substituted by identical or different substituents, R.sub.5 signifies hydrogen or methyl; have microbicidal, insecticidal and acaricidal activity and may be used to control insects and plant-pathogenic fungi in agriculture, horticulture and in the field of hygiene.

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