反应详情

A solution of the compound (0.050 g, 0.13 mmol) of Example 1 in N,N-dimethylformamide (1.0 mL) was refluxed for 6 h. Cooled to ambient temperature, the reaction mixture was purified by preparative HPLC to afford the titled compound as solid (0.010 g, y. 25%).

1. customthe reaction mixture was purified by preparative HPLC