Diphenyl Ether → HCID 178469546, compound

Participants

Reaction Steps

To 100 mL vigorously refluxing diphenyl ether (Aldrich) was added in open air, in portions over the course of one hour, 10.5 g (36.5 mmol) diethyl 2-(4-cyanophenylamino)methylenemalonate. The solution was refluxed for one additional hour. After allowing the solution to cool to below 100° C., it was poured into 200 mL hexane. The resulting precipitate was filtered and washed well with hexane to yield 8.39 g (34.6 mmol, 94%) of the title compound as a light brown solid: MH+: 243, mp>265° C.

Provenance & Evidence