2,5-Difluoroaniline → HCID 70256336, compound

Participants

Reaction Steps

2,5-Difluoro-aniline (2.6 g, 20.0 mmol) (Aldrich Chemicals) cyano-ketone (Example 11) (2.2 g, 20.2 mmol), calcium chloride (2.5 g, 22.5 mmol) and T.H.F. (30 ml) were heated under reflux for 22 hours. After cooling, the mixture was filtered and the solvent evaporated. Kugelrohr distillation (160° C., 0.9 mmHg) gave the produce as white crystals.

Provenance & Evidence