Tetrahydrofuran → 2-(4-Cinnamoylpiperazin-1-yl)-4-amino-6,7-dimethoxyquinazoline

Participants

Reaction Steps

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.

Provenance & Evidence