| 摘要 |
<p>N-[(1,3,5-triazine-2-yl)aminocarbonyl]benzensulphonamides having the formula (I), wherein R1 represents a methyl or ethyl group, R2 represents a halogen atom, an alkyl sulphonyl group with from 1 to 3 carbon atoms, a trifluoromethyl group or a 2-methoxyethoxygroup, R represents a hydrogen atom, a methyl, ethyl, methoxy and ethoxy group, a fluorine atom or a chlorine atom and R4 represents a hydrogen atom or a methyl group, their agriculturally compatible salts, a method of preparation thereof and use thereof.</p> |
