Journal of Asian Natural Products Research 2015
Three new iridoids from leaves of Cornus officinalis.
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Abstrè
Three new iridoids, cornifins A-C (1-3), together with a known iridoid, were obtained from EtOAc layer of leaves of Cornus officinalis. The structures of new compounds were elucidated on the basis of extensive spectroscopic analyses. Compound 2 showed weak inhibitory activity against lung cancer cell line A-549 with IC50 value of 29.1 μM.