首页|Bidysoxyphenols A–C, dimeric sesquiterpene phenols from the leaves of Dysoxylum parasiticum (Osbeck) Kosterm
Bidysoxyphenols A–C, dimeric sesquiterpene phenols from the leaves of Dysoxylum parasiticum (Osbeck) Kosterm
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NSTL
Elsevier
? 2022 Elsevier B.V.Three new sesquiterpene phenol dimers, bidysoxyphenols A–C (2–4), along with two known compounds, namely sesquiterpene phenol (1) and ionone derivatives (5), were isolated from the leaves of Dysoxylum parasiticum (Osbeck) Kosterm. The structures of these new compounds, including their absolute configurations, were elucidated by nuclear magnetic resonance spectroscopy, ultraviolet spectroscopy, infrared spectroscopy, high-resolution electrospray ionization time-of-flight mass spectrometry, and electronic circular dichroism. Compounds 1 and 2 showed cytotoxicity against human promyelocytic leukemia cells, with IC50 values of 18.25 ± 1.52 and 39.04 ± 3.12 μM, respectively.