申请人:E. I. DuPont de Nemours and Company
公开号:US04758570A1
公开(公告)日:1988-07-19
The invention provides 2-nitromethylene hexahydropyrimidines of the general formula: ##STR1## in which R represents a hydrogen atom; a cycloalkyl group optionally substituted by alkyl and/or halogen; or a group of formula --(CO).sub.n (Y).sub.m R.sup.2 in which n is 0 or 1, Y is oxygen or sulphur, m is 0 or 1 and R.sup.2 represents an alkyl, alkenyl or alkynyl group optionally substituted by one or more substituents selected from halogen; alkoxy; haloalkoxy; alkoxyalkoxy; hydroxy; acyloxy; thiol; cycloalkyl optionally substituted by alkyl and/or halogen; and optionally substituted phenyl; and R.sup.1 represents an optionally substituted phenyl group; their preparation and their use as pesticides.
本发明提供了通式为:##STR1## 的2-硝基亚甲基六氢嘧啶,其中R代表氢原子;环烷基,该环烷基可以选择性地被烷基和/或卤素取代;或者是式子--(CO).sub.n(Y).sub.mR.sup.2的基团,其中n为0或1,Y为氧或硫,m为0或1,R.sup.2代表烷基,烯基或炔基,该烷基,烯基或炔基可以选择性地被一个或多个卤素;烷氧基;卤代烷氧基;烷氧基卤代烷氧基;羟基;酰氧基;硫醇基;环烷基,该环烷基可以选择性地被烷基和/或卤素取代;和选择性取代的苯基所选取的一个或多个取代基取代;R.sup.1代表选择性取代的苯基;本发明还提供了它们的制备方法和它们作为杀虫剂的用途。