反应详情

A solution of Example 6B (0.5 g, 1.8 mmol) in dichloromethane (5 mL) at room temperature was treated with 2M HCl in diethyl ether (5 mL), stirred overnight, and concentrated to provide the desired product (0.45 g, 95%). MS (ESI) m/e 178 (M+H)+.

1. concentrationconcentrated