反应详情

Trifluoroacetic acid 10 mL was added to the obtained tert-butyl 2-(4-methylanilino)-4-phenylbenzoate, and it was stirred at room temperature for 2 hours. The solvent was removed under reduced pressure,diisopropyl ether was added to the obtained residue, and solid matter was filtrated to give 2-(4-methylanilino)-4-phenylbenzoic acid 8.7 mg of white solid.

1. customThe solvent was removed under reduced pressure,diisopropyl ether
2. additionwas added to the obtained residue, and solid matter
3. filtrationwas filtrated