The The invention relates inter alia to halogen-substituted compounds of the general formula (I) in which the substituents A1, R1-R3 and Z1-Z3 have the meanings given in the description. Also described are processes for preparing the compounds of the formula (I) and possible intermediates for the preparation of these compounds. The compounds according to the invention are particularly suitable for controlling insects, arachnids and nematodes in agriculture and ectoparasites in veterinary medicine.本發明特別係關於通式(I)經鹵素取代之化合物,其中,該取代基A1,R1-R3及Z1-Z3具有如說明書中給予之定義。本發明亦說明製備式(I)化合物之方法以及製備這些化合物時之可能的中間體。根據本發明之化合物特別適用於控制於農業之昆蟲,蟎蟲及線蟲以及於獸醫學之外寄生蟲。
