There are described novel insecticidal and acaricidal compounds of the general formula
wherein X represents a methylene group, or a sulphur atom or a group of general formula NR¹ wherein R¹ represents a hydrogen atom, a C₁₋₄ alkyl group or a C₁₋₅ acyl group;
n represents 2 or 3;
m represents 0, 1 or 2;
A represents an optionally substituted heteroaryl group; and
R represents a chlorine, bromine or iodine atom or a C₁₋₄ haloalkyl group; together with preparative processes and novel intermediates.
描述了一种新型杀虫和杀螨化合物,其通式中X代表一个亚甲基基团,或者一个
硫原子或一个通式NR¹的基团,其中R¹代表一个氢原子,一个C₁₋₄烷基基团或一个C₁₋₅酰基;n代表2或3;m代表0、1或2;A代表一个可选择取代的杂环芳基团;R代表一个
氯、
溴或
碘原子或一个C₁₋₄卤代烷基基团;以及制备过程和新型中间体。