A new dibenzofuran and other constituents from Ligularia caloxantha, a Chinese medicinal plant.
A new dibenzofuran named 1,2,4-trimethyl-7,8-dimethoxy-dibenzofuran (1), together with seven known compounds, euparin (2), 2,5-diacetyl-6-hydroxy-benzofuran (3), 2-acetyl-5,6-dimethoxy-benzofuran (4), gummosogenin (5), lupeol (6), stigmasterol (7) and (E)-2,5-dihydroxy-cinnamic acid (8), were isolated from the roots of Ligularia caloxantha, a Chinese medicinal plant. The structures of the compounds were elucidated by spectroscopic methods.
Shi
Shu-Yun
SY
Department of Traditional Chinese Medicine and Natural Drug Research, College of Pharmaceutical Sciences, Zhejiang University, Hangzhou, China.
Hu
Ming-Hui
MH
Wu
Di-Yao
DY
Zhou
Chang-Xin
CX
Mo
Jian-Xia
JX
Xu
Juan-Hua
JH
Chen
Liu-Rong
LR
Dou
Hui
H
Peng
Hua
H
Hao
Xiao-Jiang
XJ
Stöckigt
Joachim
J
Zhao
Yu
Y
D019659:Asteraceae / Q000737:chemistry*; D001572:Benzofurans / Q000737:chemistry / Q000302:isolation & purification*; D004365:Drugs, Chinese Herbal / Q000737:chemistry*; D015394:Molecular Structure; D018517:Plant Roots / Q000737:chemistry
D001572:Benzofurans; D004365:Drugs, Chinese Herbal; C023614:dibenzofuran