Combating pests with (+/-)-trans-3-(E/Z-2-chloro-2-(4-chlorophenyl)-vinyl)-2,2-dimethyl-cyclopropanecarboxylic acid (+/-)-( alpha -cyano-3-phenoxy-4-fluoro-benzyl) ester and the individual E- and Z-isomers

摘要

Combating ectoparasites with the substantially pure isomer mixture (+/-)-trans-3-(E/Z-2-Chloro-2-(4-chlorophenyl)-vinyl)-2,2-dimethyl-cyc lopropanecarboxylic acid (+/-)-( alpha -cyano-3-phenoxy-4-fluoro-benzyl) ester or the individual E- and Z-isomers of the formula <IMAGE> The intermediate free acids, acid chlorides and esters thereof are also shown.