反应详情

To a mixture of 2,2,6-trimethyl-5-phenyl-4H-1,3-dioxin-4-one (13.97 g) and benzyl 2-(N-methylenamino)-2-methylpropionate (13.8 g) was added 130 ml of xylene, and the mixture was refluxed for 2 h. The solvent was evaporated and the residue was purified by chromatography on a silica gel column to get the captioned compound (21.1 g).

1. temperaturethe mixture was refluxed for 2 h
2. customThe solvent was evaporated
3. customthe residue was purified by chromatography on a silica gel column