Sopherone A (1) and B (2), two new biologically relevant dibenzo-α-pyrones, were isolated from the stems of Cassia sophera Linn. (Caesalpiniaceae). Their structures were elucidated by detailed analysis of their spectroscopic data, including 1D and 2D NMR.
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http://dx.doi.org/10.1016/j.fitote.2019.05.008 | DOI Listing |
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