1,2-Diaminocyclohexane → 4-[(2-Amino)cyclohexylamino]-2,5,6-trichloro-1,3-dicyanobenzene

Beteiligte Stoffe

Reaktionsschritte

To the slurry of 2,4,5,6-tetrachloro-1,3-dicyanobenzene (2.0 g, 7.5 mmol) in acetonitrile (40 ml) triethylamine (5.0 ml) is added, then 1,2-diaminocyclohexane (0.86 g, 7.5 mmol) and the reaction mixture is heated under reflux for 1 h. It is cooled to ambient temperature, then deposited on ice for few hours, and the crystalline product is collected on filter. 2.32 g (89%) of the title product as pale-yellow powder are obtained.

Herkunft & Nachweise