反应详情

温度

140 °C

To 27 g of 2-(2,5,6-trifluoro-3,4-dicarboxyphenyl)acetic acid was added 28 ml of N-methylpyrrolidone and 10 ml of triethylamine and the mixture was stirred at 140° C. for 2 days. The reaction solution was poured into 6N hydrochloric acid with cooling, and separated by adding diethylether and aqueous solution of sodium hydroxide. The aqueous layer was acidified and extracted with diethylether.

1. temperaturewith cooling
2. customseparated
3. additionby adding diethylether and aqueous solution of sodium hydroxide
4. extractionextracted with diethylether