申请人:UNION CARBIDE CORPORATION
公开号:EP0136147A2
公开(公告)日:1985-04-03
N-(alpha-haloacyl)-N-hydrocarbyl carbamoyl halides and a process for their preparation are provided. The compounds are useful as intermediates in the preparation of insecticides and have the general formula:
wherein:
R represents alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, aralkyl, of up to 18 carbon atoms, and wherein such groups may be optionally substituted with halogen, cyano, nitro, or alkoxy, alkylthio, alkyl, alkenyl, alkynyl or cycloalkyl, groups of up to 12 carbon atoms; R' represents hydrogen, halo, or alkyl, of up to 12 carbon atoms; and X represents Cl or F and Y represent Cl, F or Br.
提供了 N-(α-卤酰基)-N-氢羰基氨基甲酰基卤化物及其制备方法。这些化合物可用作制备杀虫剂的中间体,其通式如下
其中
R代表碳原子数不超过 18 个的烷基、烯基、炔基、环烷基、环烯基、芳烷基,其中这些基团可任选被卤素、氰基、硝基或碳原子数不超过 12 个的烷氧基、烷硫基、烷基、烯基、炔基或环烷基取代;R'代表氢、卤素或碳原子数不超过 12 个的烷基;X 代表 Cl 或 F,Y 代表 Cl、F 或 Br。