The invention relates to new 2-ketosulfonamides of the formula ##STR1## and to a process for their preparation, wherein the reaction mixtures obtained by reacting enamines of the formula ##STR2## with sulfamoyl halides of the formula ##STR3## are hydrolyzed to the 2-ketosulfonamides.
本发明涉及新的式子为##STR1##的2-酮磺酰胺以及它们的制备方法。其中,通过将式子为##STR2##的烯胺与式子为##STR3##的
磺酰卤化物反应得到的反应混合物
水解成2-酮磺酰胺。