The mono-, bis- and trisnicotinoyl derivatives of melamine and the corresponding mono- and bisnicotinoyl derivatives of benzoguanamine demonstrate anti-ulcer and diuretic activity. A representative embodiment is 2-nicotinamido-4,6-diamino-s-triazine.
                            三种烟酰胺基
三聚氰胺及其单、双、三烟酰胺基苯基
脲衍
生物表现出抗溃疡和利尿活性。其中代表性的化合物是2-烟酰胺基-4,6-二
氨基-s-三嗪。