Ethanol → HCID 21163158, compound

Participants

Reaction Steps

Methyl 3-[7-benzyl-4-oxo-8-propyl-4H-1-benzopyran-2-yl]propionate (1.0 g) was refluxed with ethanol (50 ml) containing 10% aqueous sodium carbonate solution (10 ml) for 30 minutes. The mixture was diluted with water, washed with ethyl acetate, and acidified to give a solid, which crystallised from ethanol to give the propionic acid (0.7 g), mp 160°-161°.

Provenance & Evidence