Chemical studies on the constituents of the thymelaeaceous plants. III. Structure of a novel spiro biflavonoid, daphnodorin C, from Daphne odora Thunb.

Abstract

The structure of a novel spiro biflavonoid, daphnodorin C (3), previously isolated from the root and bark of Daphne odora THUNB., was established on the basis of chemical and spectral studies, and confirmed by an X-ray diffraction analysis.