申请人:Stauffer Chemical Company
公开号:US04119636A1
公开(公告)日:1978-10-10
Acyclic and alicyclic N-substituted halo-2-pyrrolidinones having the formula ##STR1## in which Q is oxygen or sulfur; R is lower alkyl, haloalkyl, alkenyl, cycloalkyl, cycloalkylalkyl, benzyl and chlorobenzyl; X is hydrogen or chlorine, Y is chlorine or bromine and Z is chlorine or bromine, provided that when R is allyl, Y and Z are each chlorine or bromine, and provided that when R is cyclohexyl, X is other than chlorine. The compounds of this invention are prepared by a novel process and are useful as herbicides.
本发明涉及具有以下式子的无环和脂环N-取代卤代2-吡咯烷酮:##STR1## 其中Q是氧或硫;R是较低的烷基,卤代烷基,烯基,环烷基,环烷基烷基,苯甲基和氯苯甲基;X是氢或氯,Y是氯或溴,Z是氯或溴,但是当R是烯丙基时,Y和Z都是氯或溴,并且当R是环己基时,X不是氯。本发明的化合物通过一种新颖的过程制备,可用作除草剂。