反应详情

The hydrogenation of methyl 2-methoxy-4-nitrobenzoate (700 mg, 3.3 mmol) in methanol (10 mL) catalyzed by 5% Pd—C (100 mg) and Na2SO4 (100 mg) at 50 psi for 1 h gave methyl 4-amino-2-methoxybenzoate (600 mg, quant.) as a white solid.