申请人:ELI LILLY AND COMPANY
公开号:EP0063413A1
公开(公告)日:1982-10-27
The 1-benzoyl-3-(6-oxopyridazinyl) ureas of formula I
wherein R is chloro, fluoro or bromo, R1 is hydrogen, chloro, fluoro or bromo, R2 and R3 are independently hydrogen, chloro or bromo and R4 is selected from the group consisting of branched alkyl, cycloalkyl, 4-chlorophenyl, 3,5-dichlorophenyl, 4-bromophenyl, 3-trifluoromethylphenyl 3,5-bis (trifluoromethyl)phenyl, 4-chlorobenzyl and 4-methoxyphenyl, with the provisos that when R is fluoro, R1 is other than hydrogen; that one of R2 and R3 is hydrogen; that R4 is other than 3-trifluoromethylphenyl when R is bromo and R2 and R3 are hydrogen, or when R and R3 both are chloro and R1 is hydrogen; and that R4 is 4-methoxyphenyl only when R and R1 both are chloro and R2 is chloro or hydrogen have insecticidal activity against insects from the order Coleoptera and Lepidoptera.
式 I 的 1-苯甲酰基-3-(6-氧代哒嗪基)脲族化合物
4-氯苯基、3,5-二氯苯基、4-溴苯基、3-三氟甲基苯基、3,5-双(三氟甲基)苯基、4-氯苄基和 4-甲氧基苯基;R2 和 R3 中有一个是氢;当 R 是溴,R2 和 R3 是氢,或当 R 和 R3 都是氯,R1 是氢时,R4 不是 3-三氟甲基苯基;只有当 R 和 R1 都是氯,R2 是氯或氢时,R4 才是 4-甲氧基苯基,它们对鞘翅目和鳞翅目昆虫具有杀虫活性。