申请人:Bayer Aktiengesellschaft
公开号:US04317834A1
公开(公告)日:1982-03-02
Fluorine-substituted spirocarboxylic acid benzyl esters of the formula ##STR1## in which R.sup.1 represents hydrogen, cyano or alkyl, alkenyl or alkynyl, with in each case up to 4 carbon atoms, R.sup.2 represents a phenyl radical which is substituted by halogen and/or by optionally halogen-substituted phenoxy, with the proviso that the radical R.sup.2 contains in total at least one fluorine substituent, and R.sup.3, R.sup.4, R.sup.5 and R.sup.6 each represent hydrogen, halogen or alkyl, or R.sup.3 and R.sup.4, taken together, and/or R.sup.5 and R.sup.6, taken together, represent alkanediyl (alkylene) or a fused-on benzo radical, and the C atoms of the 5-member spirocyclic ring are linked to one another either by double bonds or by single bonds, which possess arthropodicidal properties.
公式为##STR1##的氟代螺环羧酸苄酯,其中R.sup.1代表氢、氰或烷基、烯基或炔基,每种情况下碳原子数最多为4,R.sup.2代表被卤素和/或可选卤素取代的苯基基团,但前提是基团R.sup.2总共至少含有一个氟代取代基,而R.sup.3、R.sup.4、R.sup.5和R.sup.6各自代表氢、卤素或烷基,或R.sup.3和R.sup.4一起,和/或R.sup.5和R.sup.6一起,代表脂肪二亚基(亚烷基)或融合的苯基基团,5元螺环环上的碳原子通过双键或单键连接在一起,具有节肢动物杀虫作用。