反应详情

To 10 ml. of tetrahydrofuran were added 1.2 g. of 2-(piperazin-1-yl)-4-amino-6,7-dimethoxyquinazoline.hydrochloride and 1.33 g. of triethylamine and the resulting mixture was stirred for 30 minutes. Thereafter, 0.66 g. of cinnamoyl chloride was added thereto and the resulting mixture was stirred at room temperature overnight. The crystalline substance thus separated was recovered by filtration, washed thoroughly with water and ethanol and then dried to afford 0.66 g. of the desired product.

1. customThe crystalline substance thus separated
2. filtrationwas recovered by filtration
3. washwashed thoroughly with water and ethanol
4. customdried
5. customto afford 0.66 g