A new 1,2-seco-furan-coumarin, claulancoumarin A (1), and a known 1,2-seco-coumarin, (Z)-2,4-dihydroxycinnamic acid (2), were isolated from the branches and leaves of Clausena lansium. Their structures were elucidated by spectroscopic analysis, including NMR and MS.
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Acknowledgment
This work was financially supported by the Funds of National Natural Science Foundation of China (No. 31660094), NSFC-Jiangxi Province (No. 20181BAB204002) and National Key R&D Program of China (2017YFD0301604). The research work was partially supported by the program for the Analytical Detective Center, NanChang University. We are also grateful to Prof. Zhang Zhi-Yong, College of Agriculture, Jiangxi Agricultural University, for the identification of the plant.
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Published in Khimiya Prirodnykh Soedinenii, No. 3, May–June, 2020, pp. 353–354.
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Peng, W., Fu, X., Li, Y. et al. Two 1,2-Seco-Coumarins from Clausena lansium. Chem Nat Compd 56, 406–408 (2020). https://doi.org/10.1007/s10600-020-03048-5
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DOI: https://doi.org/10.1007/s10600-020-03048-5