反应详情

1-Acetyl-6′-benzyl-1′,2′-dihydrospiro[azetidine-3,3′-indole]-1′-yl-carboxylic acid tert-butyl ester was taken up in saturated HCl in EtOAc (5 mL). The reaction was stirred for 1 h at ambient temperature and then concentrated in vacuo. The residue was taken up in MeOH and concentrated in vacuo again to yield the title compound. MS: [M+H]+=293.

1. concentrationconcentrated in vacuo
2. concentrationconcentrated in vacuo again