反应详情

1,4-Dihydroxy-2-naphthoic acid (10 g, 49 mmol) and NaHCO3 (4.12 g, 49 mmol) was dissolved in DMF (dimethylformamide) (50 mL). Methyl iodide (6.96 g, 49 mmol) was added and the solution stirred at room temperature for 24 h, poured into water (1 L), filtered and washed with water to give the title compound (8.80 g, 82%) as a green powder.

1. filtrationfiltered
2. washwashed with water