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  • Penigrisacids A-D, Four New...
    Xing, Cui-Ping; Xie, Chun-Lan; Xia, Jin-Mei; Liu, Qing-Mei; Lin, Wei-Xiang; Ye, De-Zan; Liu, Guang-Ming; Yang, Xian-Wen

    Marine drugs, 08/2019, Letnik: 17, Številka: 9
    Journal Article

    Four new (penigrisacids A-D, - ) and one known ( ) carotane sesquiterpenoids were isolated from the deep-sea-derived fungus , along with four known compounds ( - ). The planar structures and relative configurations of the new compounds were determined by extensive analysis of the NMR and HRESIMS data. The absolute configurations were established by comparison of the experimental and calculated ECD (electronic circular dichroism) spectra or OR (optical rotation) value. Compound exhibited potent anti-food allergic activity with IC value of 28.7 μM, while showed weak cytotoxicity against ECA-109 tumor cells (IC = 28.7 μM).