N-[(4,6-Dimethoxypyrimidin-2-yl)aminocarbonyl]-3-trifluor omethylpyridine-2-sulfonamide or a salt thereof is disclosed. The compound of the invention is useful as a herbicide which has an extremely high herbicidal effect against a wide variety of weeds including strongly noxious weeds but which shows a high safety against tomato and turfs. A process for the production of N-[(4,6-dimethoxy- pyrimidin-2-yl(aminocarbonyl]-3-trifluoromethylpyridine-2-sulfonamide is also disclosed.
本发明公开了 N-[(4,6-二
甲氧基嘧啶-2-基)
氨基羰基]-3-三
氟甲基吡啶-2-磺酰胺或其盐。本发明的化合物可用作
除草剂,对多种杂草(包括强毒杂草)具有极高的除草效果,但对番茄和草皮具有很高的安全性。本发明还公开了一种生产 N-[(4,6-二甲氧基-
嘧啶-2-基(
氨基羰基)]-3-三
氟甲基吡啶-2-磺酰胺的工艺。