反应详情

温度

60 °C

1.9 g of benzoguanamine and 2.6 g of nicotinic acid are dissolved in 50 ml of pyridine, and the mixture is further mixed with 2.5 g of methanesulfonyl chloride and agitated at 60° C for 3 hours. Following processing as described in Example 4, there is obtained 0.11 g of 2-amino-4-nicotinamido-6-phenyl-s-triazine [mononicotinoylbenzoguanamine] and 1.05 g of 2,4-bis(nicotinamido)-6-phenyl-s-triazine (dinicotinoylbenzoguanamine).