反应详情

温度

110 °C

To a solution of 3-ethoxy-4-(2-hydroxyanilino)-cyclobut-3-ene-1,2-dione (100 mg, 0.43 mmol) in toluene (2 mL) and DMSO (1 drop) was added 2,3-dichloroaniline (0.07 mL, 0.43 mmol) and reaction was stirred at 110° C. overnight. The resulting solid was collected by filtration, washed with ethyl acetate to remove toluene and dried in vacuo. LC-MS (m/z) 349 (M+).

1. filtrationThe resulting solid was collected by filtration
2. washwashed with ethyl acetate
3. customto remove toluene
4. customdried in vacuo