Gnetuhainin P, a New Isorhapontigenin Dimer from the Lianas of Gnetum hainanense

摘要

Gnetuhainin P, a new isorhapontigenin dimer, was isolated from the Lianas of Gnetum hainanense C. Y. Cheng. Its structure was established on the basis of spectroscopic evidence, especially 2D NMR techniques.