反应详情

75 mg (0.21 mmol) of the compound from Example 193 were introduced into 10 ml of dichloromethane at 0° C., 51 mg (0.21 mmol) of 70% pure meta-chloroperbenzoic acid were added, and the mixture was stirred at RT for 2 h. 2 ml of methanol were added, and the solution was concentrated. The crude product was purified by preparative HPLC (mobile phase: acetonitrile/water gradient).

1. concentrationthe solution was concentrated
2. customThe crude product was purified by preparative HPLC (mobile phase: acetonitrile/water gradient)