| 摘要 |
Compounds of the formula (I) wherein R1, R2 and R3 independenely of one another are hydrogen, halogen, methyl or ethyl, R4 is C1-C8-alkyl, C3-C5-cycloalkyl or (C3-C6- cycloalkyl)-methyl, and eitheri) R5 is hydrogen, C1-C8-alkyl, C1-C4-alkoxy, C3-C6- cycloalkyl or (C3-C6-cycloalkyl)-methyl, whilst R6 is C1-C8-alkyl, C1-C4-alkoxy, C3-C6-cycloalkyl or (C3-C6-cycloalkyl)-methyl, or ii) R5 and R6 together with the nitrogen atom to which they are attached represent a 5- or 6-mem-bered heterocyclic ring optionally substituted by one or more C1-C4-alkyl groups and optionally including an oxygen or sulphur atom within the ring system, posess valuable insecticidal and in particular acaricidal properties. |
