反应详情

Next, to a solution of (S)-4-tert-butoxycarbonylamino-5-(3′-chloro-biphenyl-4-yl)-2-methyl-pentanoic acid ethyl ester (2.47 g, 5.54 mmol) in DCM (15 mL) is added 5 mL of HCl (4N in dioxane) and the mixture is stirred at room temperature for 2 hours. The solvent is removed under reduced pressure to afford the title compound; HPLC Retention time 1.48 minutes (condition A): MS 346.2 (M+1).

1. customThe solvent is removed under reduced pressure