会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 2. 发明授权
    • Sulfonylureas
    • 磺脲类
    • US4707177A
    • 1987-11-17
    • US919535
    • 1986-10-16
    • Rolf SchurterGeorg Pissiotas
    • Rolf SchurterGeorg Pissiotas
    • A01N47/36C07D207/333C07D307/38C07D307/46C07D307/54C07D333/18C07D405/12C07D521/00A01N43/66C07D409/12
    • C07D521/00A01N47/36C07D307/46C07D307/54C07D333/18
    • N-(2-Heterocyclylphenylsulfonyl)-N'-pyrimidinylureas and N-(2-heterocyclylphenylsulfonyl)-N'-triazinylureas of the general formula I ##STR1## and the salts thereof with amines, alkali metal bases or alkaline earth metal bases or with quaternary ammonium bases have good pre- and postemergence selective herbicidal and growth regulating properties.In this formulaA is a substituted furyl, thienyl or pyrrole radical,E is nitrogen or the methine group -CH.dbd.,Z is oxygen or sulfur,R.sup.1 is customary phenyl substitutent,R.sup.2 is hydrogen, lower alkyl or lower alkoxy,R.sup.3 and R.sup.4 are each independently hydrogen, lower alkyl, lower alkoxy, lower alkylthio, cycloalkyl, halogen, haloalkyl, haloalkoxy, haloalkylthio, alkoxyalkyl, dialkoxyalkyl, amino, diethylamino.
    • N-(2-杂环基苯基磺酰基)-N'-嘧啶基脲和通式I的N-(2-杂环基苯基磺酰基)-N'-三嗪基脲及其盐与胺,碱金属碱或碱土金属碱或与 季铵碱基具有良好的芽前和芽后选择性除草和生长调节性质。 在该式中,A是取代的呋喃基,噻吩基或吡咯基,E是氮或次甲基-CH =,Z是氧或硫,R1是常规的苯基取代基,R2是氢,低级烷基或低级烷氧基,R3和R4 各自独立地为氢,低级烷基,低级烷氧基,低级烷硫基,环烷基,卤素,卤代烷基,卤代烷氧基,卤代烷硫基,烷氧基烷基,二烷氧基烷基,氨基,二乙基氨基。