An ether compound represented by the following formula (I), it production and insecticidal compositions containing it as an active ingredient: ##STR1## wherein R.sub.1, represents a halogen atom or a methyl group; R.sub.2 represents a hydrogen atom or a fluorine atom; R.sub.3 represents a hydrogen atom, a halogen atom or a methyl group; R.sub.4 represents a (C.sub.1 -C.sub.3)alkyl group; Y represents an oxygen atom, a sulfur atom, a methylene group or --NH--; and Z represents a nitrogen atom or --CH.dbd..
以下是以以下式子(I)表示的醚化合物,其生产和含有其作为活性成分的
杀虫剂组合物:
##STR1##
其中,R.sub.1表示卤原子或甲基基团;R.sub.2表示氢原子或
氟原子;R.sub.3表示氢原子、卤原子或甲基基团;R.sub.4表示(C.sub.1-C.sub.3)烷基基团;Y表示氧原子、
硫原子、亚甲基基团或--NH--;Z表示氮原子或--CH.dbd.。