A compound which is effective as an active ingredient of fungicides and/or acaricides, and is represented by the formula and a method for preparing the same are provided: ##STR1## wherein R.sub.1 and R.sub.2 are bonded together at their termini and represent trimethylene or teramethylene, R.sub.3 represents a hydrogen atom, a lower alkyl group or a halogen atom, R.sub.4 represents a hydrogen atom or a lower alkyl group, R.sub.5 represents a hydrogen atom, a lower alkyl group or a methylthio group and n represents 2 or 3.
提供了一种作为杀菌剂和/或
杀螨剂有效成分的化合物,其
化学式为:##STR1##其中 R.sub.1 和 R.sub.2 在其末端结合在一起,表示三甲基或四甲基,R.sub.3 表示氢原子、低碳基或卤原子,R.sub.4 表示氢原子或低碳基,R.sub.5 表示氢原子、低碳基或甲
硫基,n 表示 2 或 3。同时提供了一种制备该化合物的方法。