反应详情

To a solution of compound 31k (2.8 g, 5 mmol) in DCM (100 mL) was added TFA (20 mL). After the reaction was over, the solvents were removed by reduced pressure to give a white solid. The product was used in the next reaction step without further purification.

1. customwere removed by reduced pressure
2. customto give a white solid
3. customThe product was used in the next reaction step without further purification