抄録
A new biflavonoid, daphnodorin D (5) was isolated from the root of Daphne odora THUNB. Daphnodorin D was confirmed to be a mixture of atropisomers at C-8,C-3"linkage of 5,7,4'-trihydroxyflavan〓 5", 7", 4'''-trihydroxyflavone by chemical and spectroscopic means.