反应详情

温度

150 °C

A mixture of 2-(4-amino-phenyl)-pyridine (3.1 g), cyanamide (0.8 g) and triethyl orthoformate (3.6 g) was heated at 150° C. for a few minutes. The product which crystallized out was filtered off, washed with ethanol and dried to give 2.5 g of the title compound; M.p. 150°-151° C.

1. customThe product which crystallized out
2. filtrationwas filtered off
3. washwashed with ethanol
4. customdried