反应详情

To a solution of 197c (500 mg, 1.08 mmol) in dichloromethane (10 mL) was added 4.0 M HCl/dioxane (10 mL). The reaction mixture was stirred at room temperature for 5 h. It was then concentrated under reduced pressure to afford 197d (358 mg, 91%). MS-ESI: [M+H]+ 365.

1. concentrationIt was then concentrated under reduced pressure