1-Aryl-cyclopropane-1-carboxylic acid esters of the formula ##STR1## in which R.sup.1 represents a hydrogen atom, a cyano radical or an alkyl, alkenyl or alkinyl radical within each case up to 7 carbon atoms, and R.sup.2 represents a phenyl radical which is substituted by halogen and/or optionally halogen-substituted phenoxy, with the proviso that the radical R.sup.2 in total contains at least one fluorine substituent, R.sup.3 and R.sup.4, which can be identical or different, represents a fluorine, chlorine or bromine atom or a methyl radical, R.sup.5 represents a hydrogen or halogen atom or a methyl or methoxy radical, and R.sup.6 represents a hydrogen or halogen atom, a cyano nitro or amino radical or an optionally halogen-substituted radical selected from C.sub.1 to C.sub.4 alkyl, C.sub.1 to C.sub.4 alkoxy and C.sub.1 to C.sub.4 alkylthio, or wherein the two radicals R.sup.5 and R.sup.6 together represent an optionally halogen-substituted C.sub.1 or C.sub.2 alkylenedioxy radical, which possess pesticidal properties.
                            公式为##STR1##的1-Aryl-cyclopropane-1-carboxylic酸酯,其中R.sup.1代表氢原子,
氰基或在每种情况下长达7个碳原子的烷基,烯基或炔基,R.sup.2代表被卤素和/或可选卤素取代的苯基,前提是在总体上,基团R.sup.2至少含有一个
氟取代基,R.sup.3和R.sup.4可以相同或不同,代表
氟,
氯或
溴原子或甲基基团,R.sup.5代表氢或卤素原子或甲基或甲氧基基团,R.sup.6代表氢或卤素原子,
氰基,硝基或
氨基基团或从C.sub.1到C.sub.4烷基,C.sub.1到C.sub.4烷氧基和C.sub.1到C.sub.4烷基
硫代等可选卤素取代基团中选择的可选卤素取代基团,或其中两个基团R.sup.5和R.sup.6共同表示为可选卤素取代的C.sub.1或C.sub.2烷二氧基基团,具有杀虫性能。