反应详情

To a solution of the product from Example 213A (72 mg, 0.207 mmol) in 1,4-dioxane (1 mL) was added a 4 M solution of hydrogen chloride in 1,4-dioxane (1 mL, 4.0 mmol). The resulting mixture was stirred at room temperature for 90 minutes and concentrated and dried in vacuo to give the title compound (59 mg, quantitative).

1. concentrationconcentrated
2. customdried in vacuo