反应详情

20 mmol of methyl 3-amino-2-hydroxy-benzoate were stirred at room temperature in toluene with 20 mmol of benzoyl chloride for 4 hours with the addition of dimethylaniline, the mixture was concentrated and the residue was recrystallized from EtOH. M.p.: 105° C.

1. concentrationthe mixture was concentrated
2. customthe residue was recrystallized from EtOH