反应详情

温度

50 °C

A mixture of 1.0 g (4.17 mmole) of 4,4′-diaminobenzil and 0.45 g of o-phenylenediamine in 250 ml glacial acetic acid was heated at 50° C. for 15 mins., then stirred for 16 hours at room temperature. The mixture was then heated to 80° C. and allowed to cool slowly. The solvent was removed under vacuum and the residue was redissolved in ethanol and that was removed under vacuum.

1. temperatureThe mixture was then heated to 80° C.
2. temperatureto cool slowly
3. customThe solvent was removed under vacuum
4. dissolutionthe residue was redissolved in ethanol
5. customthat was removed under vacuum