申请人:Imperial Chemical Industries PLC
公开号:US04962109A1
公开(公告)日:1990-10-09
This invention provides novel insecticidally and acaricidally active pyrimidine derivatives of formula (I): ##STR1## and stereoisomers thereof, wherein R.sup.1 is selected from alkyl; alkenyl; alkynyl; haloalkyl; haloalkenyl; and cycloalkyl optionally substituted by alkyl or halogen; R.sup.2 is selected from alkyl; haloalkyl; alkoxy; alkylamino; dialkylamino; halogen; cycloalkyl optionally substituted by halogen or alkyl; and phenyl optionally substituted by alkyl, haloalkyl, halogen or alkoxy; R.sup.3 is selected from hydrogen and halogen; R.sup.4 is the residue of an alcohol of formula R.sup.4 --OH which forms an insecticidal ester when combined with chrysanthemic acid, permethrin acid or cyhalothrin acid; and X is selected from oxygen and sulphur.
这项发明提供了公式(I)的新型杀虫和杀螨活性嘧啶衍生物:##STR1##及其立体异构体,其中R.sup.1选自烷基;烯基;炔基;卤代烷基;卤代烯基;和环烷基,可选择地被烷基或卤素取代;R.sup.2选自烷基;卤代烷基;烷氧基;烷基氨基;二烷基氨基;卤素;环烷基,可选择地被卤素或烷基取代;和苯基,可选择地被烷基,卤代烷基,卤素或烷氧基取代;R.sup.3选自氢和卤素;R.sup.4是公式R.sup.4 --OH的醇残基,当与菊酯酸,氯氰菊酯酸或氰戊菊酯酸结合时形成杀虫酯;X选自氧和硫。