Bioorganic Chemistry 2018-02
Bioactive polyoxygenated seco-cyclohexenes from Artabotrys hongkongensis.
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Six new polyoxygenated seco-cyclohexenes, artahongkongenes A-F (1-6), together with six known analogues (7-12) were isolated from the stems and leaves of Artabotrys hongkongensis. Their structures were elucidated by extensive spectroscopic methods. All new compounds were evaluated for their cytotoxicities against five human cancer cell lines: HL-60, SMMC-7721, A-549, MCF-7 and SW480 in vitro. New seco-cyclohexenes 1-6 showed significant inhibitory effects against various human cancer cell lines with IC50 values ranging from 0.26 to 16.58 μM.