反应详情

温度

40 °C

Compound 39b (100 mg) was dissolved in N-methylpiperidin-2-one (250 μL), and 40% methylaminemethanol solution (250 μL) was added thereto, followed by stirring at 40° C. for 16 hours. Subseuqntly, water was added to the reaction mixture, and the precipitate was filtrated, to thereby yield compound 46a (63.7 mg, yield: 64%).

1. filtrationthe precipitate was filtrated