反应详情

To a dry, well stirred mixture of 12 g of 3-amino-5,6-dimethyl-1,2,4-triazine in 100 ml of acetonitrile at ambient temperature and pressure was added 21 g of 2-chlorobenzenesulfonyl isocyanate. The mixture was stirred for 6 hours and the precipitated product removed by filtration. After washing with diethyl ether, the product melted at 142°-145°.

1. customthe precipitated product removed by filtration
2. washAfter washing with diethyl ether