反应详情

To a cold (0° C.) solution of (S)-tert-butyl 2-((1-(4-methoxy-2,6-dimethyl-phenylsulfonyl)indolin-2-yl)methoxy)acetate (0.5 mmol) in dichloromethane (6 ml) was added TFA (1.5 ml) and the reaction mixture was stirred at room temperature for 2 h. The solvent was evaporated under reduced pressure and the crude product was used in the next step.

1. customThe solvent was evaporated under reduced pressure