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合成了 6个单取代嘧啶苄基磺酰脲和 6个单取代嘧啶吡唑磺酰脲 ,通过元素分析 ,1H NMR确定了它们的结构 ,部分化合物还经 IR,MS验证 .用油菜根长法测试了它们的除草活性 ,结果表明 ,部分化合物具有较好的除草活性 .
Six mono-substituted pyrimidinebenzylsulfonylureas and six mono-substituted pyrimidinopyrazolesulfonylureas were synthesized and their structures were confirmed by elemental analysis and some compounds were also confirmed by IR and MS. Their herbicidal activities were tested and the results showed that some compounds had good herbicidal activity.