反应详情

A mixture of compound 6 (146 mg) and trifluoroacetic acid (2 mL) was stirred at room temperature for 30 min and concentrated in vacuo to provide the title compound 7 as a pale yellow oil (111 mg, 99%). LCMS: Rf: 0.612 min, M+H+: 303.

1. concentrationconcentrated in vacuo