Xanthones and vismiones from Psorospermum febrifugum
作者:Mohamed Abou-Shoer、Khanit Suwanborirux、Abdul-Azim M. Habib、Ching-Jer Chang、John M. Cassady
DOI:10.1016/0031-9422(91)80040-8
日期:1993.11
Abstract Two novel xanthones, psorofebrin and 5′-hydroxyisopsorofebrin, containing a fused tetrahydrofurobenzofuran ring system, two new members of the dihydr
Leiaxanthone, A 1,3,5,6-tetraoxygenated xanthone from Haploclathra leiantha
作者:Tanus J. Nagem、José C. Da Silveira
DOI:10.1016/s0031-9422(00)85510-7
日期:1986.1
Abstract A new xanthone was isolated from the trunk wood of Haploclatha leiantha and its structure determined by UV, IR and mass spectrometry as 1,3-dihydroxy-5,6-dimethoxyxanthone.