Novel pyrrole derivatives of formula (I) wherein X is oxygen or sulfur; R
1
is C
1
-C
4
alkyl unsubstituted or substituted, with the exception of CF
3
; C
3
-C
6
cycloalkyl unsubstituted or substituted; or halogen; R
2
is hydrogen, C
1
-C
4
alkyl unsubstituted or substituted, C
1
-C
4
alkoxy unsubstituted or substituted, cyano or halogen; R
3
is C
1
-C
4
alkyl unsubstituted or substituted; and A is orthosubstituted aryl; orthosubstituted heteroaryl; bicycloaryl unsubstituted or substituted; or bicycloheteroaryl unsubstituted or substituted. The novel compounds have plant-protective properties and are suitable for protecting plants against infestations by phytopathogenic microorganisms.
式(I)的新型
吡咯衍
生物,其中X为氧或
硫;R1为未取代或取代的C1-C4烷基,但不包括
CF3;未取代或取代的C3-C6环烷基;或卤素;R2为氢,未取代或取代的C1-C4烷基,未取代或取代的C1-C4甲氧基,
氰基或卤素;R3为未取代或取代的C1-C4烷基;A为邻位取代的芳基;邻位取代的杂环芳基;未取代或取代的双环芳基;或未取代或取代的双环杂芳基。这些新型化合物具有植物保护性能,适用于保护植物免受植物病原微
生物的侵害。