Isopropanol → 1-n-Propyl-1-phenyl-2-(3-sulfamoyl-4 chlorobenzoyl) hydrazine

Beteiligte Stoffe

Reaktionsschritte

A vigorously stirred mixture of 14.0 g (0.1 mol) 1-phenyl-1-n-propylhydrazine, 8.4 g (0.1 mol) sodium bicarbonate, and 100 ml isopropanol was chilled to 0°-5° C., 23 g (0.09 mol) 3-sulfamoyl-4-chlorobenzoyl chloride was added in one portion, and the reaction mixture was allowed to stir for several hours, gradually warming to room temperature. Dilution with water and refrigeration overnight yielded solid material which was collected and recrystallized from acetone/water, mp. 102° C. (d).

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