Volume 39, Issue 1 pp. 129-136
Concise Report

Sarcaglarols A—D, Lindenane−Monoterpene Heterodimers from Sarcandra glabra Based on Molecular Networks

Yongyue Wang

Yongyue Wang

Jiangsu Key Laboratory of Bioactive Natural Product Research and State Key Laboratory of Natural Medicines, School of Traditional Chinese Pharmacy, China Pharmaceutical University, Nanjing, Jiangsu, 210009 China

These authors contributed equally to this work.

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Zhirong Cui

Zhirong Cui

Jiangsu Key Laboratory of Bioactive Natural Product Research and State Key Laboratory of Natural Medicines, School of Traditional Chinese Pharmacy, China Pharmaceutical University, Nanjing, Jiangsu, 210009 China

These authors contributed equally to this work.

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Jun Chi

Jun Chi

Jiangsu Key Laboratory of Bioactive Natural Product Research and State Key Laboratory of Natural Medicines, School of Traditional Chinese Pharmacy, China Pharmaceutical University, Nanjing, Jiangsu, 210009 China

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Pengfei Tang

Pengfei Tang

Jiangsu Key Laboratory of Bioactive Natural Product Research and State Key Laboratory of Natural Medicines, School of Traditional Chinese Pharmacy, China Pharmaceutical University, Nanjing, Jiangsu, 210009 China

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Meihui Zhang

Meihui Zhang

Jiangsu Key Laboratory of Bioactive Natural Product Research and State Key Laboratory of Natural Medicines, School of Traditional Chinese Pharmacy, China Pharmaceutical University, Nanjing, Jiangsu, 210009 China

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Jixin Li

Jixin Li

Jiangsu Key Laboratory of Bioactive Natural Product Research and State Key Laboratory of Natural Medicines, School of Traditional Chinese Pharmacy, China Pharmaceutical University, Nanjing, Jiangsu, 210009 China

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Yongyi Li

Yongyi Li

Jiangsu Key Laboratory of Bioactive Natural Product Research and State Key Laboratory of Natural Medicines, School of Traditional Chinese Pharmacy, China Pharmaceutical University, Nanjing, Jiangsu, 210009 China

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Hao Zhang

Hao Zhang

Jiangsu Key Laboratory of Bioactive Natural Product Research and State Key Laboratory of Natural Medicines, School of Traditional Chinese Pharmacy, China Pharmaceutical University, Nanjing, Jiangsu, 210009 China

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Jun Luo

Corresponding Author

Jun Luo

Jiangsu Key Laboratory of Bioactive Natural Product Research and State Key Laboratory of Natural Medicines, School of Traditional Chinese Pharmacy, China Pharmaceutical University, Nanjing, Jiangsu, 210009 China

E-mail: [email protected]; [email protected]Search for more papers by this author
Lingyi Kong

Corresponding Author

Lingyi Kong

Jiangsu Key Laboratory of Bioactive Natural Product Research and State Key Laboratory of Natural Medicines, School of Traditional Chinese Pharmacy, China Pharmaceutical University, Nanjing, Jiangsu, 210009 China

E-mail: [email protected]; [email protected]Search for more papers by this author
First published: 11 September 2020
Citations: 29

Main observation and conclusion

Sarcaglarols A—D (14), two pairs of lindenane−monoterpene heterodimers fused by a 1,2-dioxane moiety, were discovered and isolated from the leaves of Sarcandra glabra guided by MS/MS molecular networking-based strategy. Their planar structures, absolute configurations of basic skeleton and flexible polyhydric side chain were established by analysis of HRESIMS, NMR spectroscopic data, ECD spectrum, and the X-ray diffraction study of isopropylidene derivatives. An intermolecular [2+2+2] cycloaddition may play a key role in the biosynthesis pathway of the 1,2-dioxane moiety fused lindenane−monoterpene heterodimer skeleton, which can be recognized as the biogenetic precursors of our previous reported lindenane−normonoterpene conjugates. In addition, compounds 1, 3 and 4 exhibited moderate inhibitory effects of lipid accumulation in free fatty acid-exposed L02 cells.

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