Ammonia → 2,4-Diamino-6-(3-sulfamylphenyl)-s-triazine

Beteiligte Stoffe

Reaktionsschritte

6.0 g of benzoguanamine is heated in 30 g of chlorosulfonic acid at 130° to 140° C. for 4 hours. After cooling, the mixture is added dropwise into 300 ml of 28% aqueous ammonia with stirring and after 1 hour, the insoluble matter is filtered out and recrystallized from aqueous dimethylsulfoxide. Melting point: over 290° C.; yield: 2.0 g.

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