申请人:Takeda Chemical Industries, Ltd.
公开号:EP0154508A2
公开(公告)日:1985-09-11
New insecticidal oriand ovicidal benzoylurea derivatives of the formula:
wherein X1 is hydrogen or halogen; X2 is halogen; Y1. Y2 and Y3 are independently hydrogen, halogen or alkyl, whereby at least one of Y1, Y2 and Y3 is other than hydrogen; and R is hydrogen or a group represented by the formula -CFaZbH(3-a-d) wherein a and b are independently 0, 1, or 3, with a + b ≦ 3 and Z is halogen, their production and use.
式中X1为氢或卤素;X2为卤素;Y1、Y2和Y3独立地为氢、卤素或烷基,其中Y1、Y2和Y3中至少有一个不是氢;R为氢或由式-CFaZbH(3-a-d)表示的基团,其中a和b独立地为0、1或3,a+b≦3,Z为卤素,它们的生产和使用。