(E)-6-[2-(1,3-Benzodioxol-5-yl)ethenyl]-5,6-dihydro-4-hydroxy-2H-pyran-2-one is a proposed intermediate in the synthesis of 3-Hydroxyhispidin (H943133), a derivative of Hispidin. Hispidin (H436450) is a naturally occuring precursor to fungal luciferin responsible for luminosity in mushrooms.