The present invention relates to a novel malononitrile compound represented by the formula (I): wherein, R1 represents a C1 to C5 (halo)alkyl and the like, R2 represents a C1 to C5 (halo)alkyl, R3 and R4 are the same or different and are a C1 to C6 (halo)alkyl and the like, R5 represents a halogen atom and the like, n is an integer of 0 to 4 and when n is 2 or more, R5 may be the same or different. The malononitrile compound has an efficient pesticidal activity and can control effectively pests such as insect pests, acarine pests, nematode pests and the like.
本发明涉及一种新型的马隆二腈化合物,其
化学式表示为(I):其中,R1代表C1至C5(卤)烷基等,R2代表C1至C5(卤)烷基,R3和R4相同或不同,分别为C1至C6(卤)烷基等,R5代表卤素原子等,n是0到4的整数,当n为2或更多时,R5可以相同或不同。该马隆二腈化合物具有高效的杀虫活性,可以有效控制昆虫害、螨虫害、线虫害等害虫。