申请人:Takeda Chemical Industries, Ltd.
公开号:US04474775A1
公开(公告)日:1984-10-02
Pyrazol-4-yl phosphates of the formula ##STR1## wherein R.sup.1 represents a lower alkyl group, R.sup.2 is a lower alkoxy group or a lower alkylthio group, R.sup.3 represents hydrogen or a lower alkoxycarbonyl group, X is oxygen or sulfur atom, Y represents a lower alkyl, a lower alkoxy or a lower alkylthio group, a halogen atom, nitro or trifluoromethyl, and n is zero or an integer of 1, 2 or 3, or Yn represents an alkylidenedioxy containing 1 to 3 carbon atoms, have marked insecticidal-acaricidal activity against household pests, plant pests, mites, etc. without substantial toxicity to warm-blooded animals and fishes.
该公式的吡唑基磷酸酯为##STR1##,其中R.sup.1代表较低的烷基基团,R.sup.2为较低的烷氧基团或较低的烷硫基团,R.sup.3代表氢或较低的烷氧羰基团,X为氧或硫原子,Y代表较低的烷基、较低的烷氧基或较低的烷硫基团、卤素原子、硝基或三氟甲基,n为零或1、2或3的整数,或Yn代表含有1到3个碳原子的烷基二氧基,对家庭害虫、植物害虫、螨虫等具有显著的杀虫杀螨活性,且对温血动物和鱼类没有明显的毒性。