反应详情

A solution of 2,4-dichloro-6-methylquinazoline (300.0 mg, 1.4 mmol), triethylamine (0.5 mL) and 2,2-dimethyl-1,3-dioxolane-4-methanamine (0.2 mL, 1.5 mmol) in methanol (2.0 mL) was stirred at room temperature for 16 hours. The reaction mixture was diluted with ethyl acetate (100 mL), washed with brine (50 mL×2), dried over anhydrous sodium sulfate and then concentrated in vacuo to afford 431 mg of the crude product as a white solid. MS obsd. (ESI+) [(M+H)+] 308.

1. washwashed with brine (50 mL×2)
2. dry with materialdried over anhydrous sodium sulfate
3. concentrationconcentrated in vacuo