反应详情

A solution of the compound prepared in Example 435 (0.262 g) in dichloromethane (3 mL) was treated with trifluoroacetic acid (0.6 mL) at room temperature. After stirring at room temperature for 4 hours, the mixture was shaken in dichloromethane and washed with aqueous saturated sodium bicarbonate, dried, and evaporated in vacuo to provide the title compound (0.065 g) with the following physical data.

1. washwashed with aqueous saturated sodium bicarbonate
2. customdried
3. customevaporated in vacuo