反应详情

温度

70 °C

To 28.4 g of 6-cyano-1-carboxy-2-naphthol were added 350 ml of acetonitrile, 18 ml of triethylamine and 33.2 g of dimethylcarbamoylmethyl bromide, followed by stirring for 24 hours at 70° C. and further 24 hours at room temperature. The resulting precipitate was collected by filtration and washed with water to obtain 31.2 g of the desired product.

1. filtrationThe resulting precipitate was collected by filtration
2. washwashed with water