反应详情

10 mL of trifluoroacetic acid was added to the obtained tert-butyl 2-(2,3-dimethylbenzamido)-4-(4-(tert-butoxycarbonyl)oxyphenyl)benzoate and stirred ah room temperature for 2 hours. The solvent was evaporated under reduced pressure and ethyl acetate was added to the obtained residue and a solid substance was separated by filtration to obtain 20 mg of 2-(2,3-dimethylbenzamido)-4-(4-hydroxyphenyl)benzoic acid as white solid.

1. customThe solvent was evaporated under reduced pressure and ethyl acetate
2. additionwas added to the obtained residue
3. customa solid substance was separated by filtration