The invention provides 1,2,4-oxadiazole compounds of general formula ##STR1## wherein R.sup.1 represents an optionally substituted phenyl group, R.sup.2 represents an optionally substituted phenyl group and X represents an oxygen or sulphur atom; processes for their preparation and their use as pesticides, particularly as acarid ovicides.
该发明提供了一般式为##STR1##的1,2,4-噁二唑化合物,其中R.sup.1表示一个可选取代的苯基,R.sup.2表示一个可选取代的苯基,X表示氧或
硫原子;其制备方法以及它们作为
杀虫剂的用途,特别是作为螨卵
杀虫剂的用途。