A novel aryltetralone lignan from Litsea pedunculata

Li Wang Key Laboratory of Medicinal Chemistry for Natural Resources, Ministry of Education, School of Chemical Science and Technology, Yunnan University, Kunming, 650091, China; Tea Research Institute, Yunnan Academy of Agricultural Sciences, Menghai, 666201, China

Jing-Feng Zhao Key Laboratory of Medicinal Chemistry for Natural Resources, Ministry of Education, School of Chemical Science and Technology, Yunnan University, Kunming, 650091, China

Xiang-Hui Zeng Key Laboratory of Medicinal Chemistry for Natural Resources, Ministry of Education, School of Chemical Science and Technology, Yunnan University, Kunming, 650091, China

Ming-Jin Xie Key Laboratory of Medicinal Chemistry for Natural Resources, Ministry of Education, School of Chemical Science and Technology, Yunnan University, Kunming, 650091, China

Xiao-Dong Yang Key Laboratory of Medicinal Chemistry for Natural Resources, Ministry of Education, School of Chemical Science and Technology, Yunnan University, Kunming, 650091, ChinaCorrespondence[email protected]

Hong-Bin Zhang Key Laboratory of Medicinal Chemistry for Natural Resources, Ministry of Education, School of Chemical Science and Technology, Yunnan University, Kunming, 650091, China

Liang Li Key Laboratory of Medicinal Chemistry for Natural Resources, Ministry of Education, School of Chemical Science and Technology, Yunnan University, Kunming, 650091, ChinaCorrespondence[email protected]

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Abstract

A novel aryltetralone lignan, pedunculine A (1), together with a known lignan cagayanone A (2), was isolated from the leaves and twigs of Litsea pedunculata. The structure of the new lignan was elucidated on the basis of spectroscopic methods and single-crystal X-ray diffraction.

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Acknowledgements

This work was financially supported by the National Natural Science Foundation of China (30960460), the Natural Science Foundation of Yunnan Province (2007B0006Z), and Training Program Foundation for Key Teacher of Yunnan University, which are gratefully acknowledged.

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A novel aryltetralone lignan from Litsea pedunculata

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A novel aryltetralone lignan from Litsea pedunculata

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