A new dihydrochromone derivative, named chaenomone, was isolated from the twigs of Chaenomeles sinensis (Thouin) Koehne. The structure was determined by spectroscopic methods.
文摘A new dihydrochromone derivative, named chaenomone, was isolated from the twigs of Chaenomeles sinensis (Thouin) Koehne. The structure was determined by spectroscopic methods.