HCID 178450497, compound → HCID 10405519, compound

Participants

Reaction Steps

Ethyl-2-butyryl-3-(4-benzoyloxymethylphenylamino)acrylate (50 g) was added portion wise to boiling diphenyl ether (500 ml) and heating continued under relfux for 30 minutes. On cooling, crystals started to appear and the mixture was diluted with petroleum ether to give 3-butyryl-6-(benzoyloxymethyl)4(1H)quinolone (39.7 g, 96%) as light brown crystals, m.p. 220° C.-3° C.

Provenance & Evidence