反应详情

A solution containing 0.42 g (0.003 mol) of 2,4-dihydroxybenzaldehyde, 0.57 g (0.003 mol) of 6-(4-aminophenyl)-4,5-dihydropyridazin-3(2H)one and 0.05 ml of acetic acid in a mixture of 40 ml of ethanol and 20 ml of DMF was refluxed for 4 h. After cooling the product was filtered and washed with ethanol. Yield 0.80 g (85%), m.p. 350° C. (decomp).

1. temperaturewas refluxed for 4 h
2. temperatureAfter cooling the product
3. filtrationwas filtered
4. washwashed with ethanol