{3-[1-[tert-Butoxycarbonyl-(2-methoxy-ethyl)-amino]-2-(tert-butyl-dimethyl-silanyloxy)ethyl]-phenyl}-carbamic acid benzyl ester → tert-Butyl 1-(3-aminophenyl)-2-(tert-butyldimethylsilyloxy)ethyl(2-methoxyethyl)carbamate

Participants

Reaction Steps

{3-[1-[tert-Butoxycarbonyl-(2-methoxy-ethyl)-amino]-2-(tert-butyl-dimethyl-silanyloxy)ethyl]-phenyl}-carbamic acid benzyl ester was added to ethanolic HCl (20 mL) at 0° C., allowed to warm to room temperature and stirred overnight. The reaction mixture was concentrated to give the title compound as a light yellow oil (300 mg).

Provenance & Evidence