Four new isoflavanones from Tadehagi triquetrumReport as inadecuate

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Natural Products and Bioprospecting

, Volume 1, Issue 3, pp 121–123

First Online: 16 December 2011Received: 19 November 2011Accepted: 08 December 2011


Four new isoflavanones with isoprenoid units, named triquetrumones E-H 1–4 , were isolated from the whole plants of Tadehagi triquetrum. The structures were elucidated on the basis of spectroscopic analyses, including application of MS, UV, IR, 1D and 2D NMR spectroscopic techniques. Open image in new windowKeywordsTadehagi triquetrum isoflavanone triquetrumone This article is published with open access at

Electronic Supplementary MaterialSupplementary material is available for this article at 10.1007-s13659-011-0033-5 and is accessible for authorized users.

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Author: Rong-Ting Zhang - Gui-Guang Cheng - Tao Feng - Xiang-Hai Cai - Xiao-Dong Luo


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