abstract |
1 - [(o- (cyclopropylcarbonyl) phenyl) sulfamoyl] -3- (4,6-dimethoxy-2-pyrimidinyl) urea, which is a crop selective herbicidal agent, a process for its preparation from 2-amino-4,6-dymethoxypyridimine , chlorosulfonyl isocyanate, methylene chloride, ortho-aminophenyl cyclopropyl ketone and triethylamine, and herbicidal compositions thereof. |