Alkoxy-1,2,4-triazolo (1,5-c) pyrimidine-2-sulfonamides, process for their preparation and intermediates
申请人:DowElanco
公开号:EP0343752A1
公开(公告)日:1989-11-29
Alkoxy substituted 1,2,4-triazolo[1,5-c]pyrimidine-2-sulfonamides are general and selective pre- and postemergence herbicides. These compounds are disclosed which are prepared from alkoxy substituted 1,2,4-triazolo[1,5-c]pyrimidine-2-sulfonyl halides by condensation with substituted N-trialkylsilylanilines and by other methods.
烷氧基取代的
1,2,4-三唑并[1,5-c]
嘧啶-2-磺
酰胺类化合物是一般的和选择性的芽前和芽后
除草剂。已公开的这些化合物是由烷氧基取代的
1,2,4-三唑并[1,5-c]
嘧啶-2-磺
酰卤通过与取代的 N-三烷基
硅烷胺缩合或通过其他方法制备而成。