A new bisxanthone from Hypericum japonicum.
A new bisxanthone, named jacarelhyperols D (1), was isolated from the whole plant of Hypericum japonicum. Its chemical structure was elucidated as 6-[1',5',6'-trihydroxy-2''-(alpha-hydroxy-alpha-methyl)ethyl-3'',4''-dihydrofuran (2'',3'',3',4') xanthone-3''-oxyl]-1,3,5-trihydroxy-xanthone on the basis of spectroscopic analysis.
Zhang
Wei-Dong
WD
Department of Phytochemistry, College of Pharmacy, Second Military Medical University, No. 325, Guohe Rd., Shanghai 200433, People's Republic of China. WDZhangY@hotmail.com
Fu
Peng
P
Liu
Run-Hui
RH
Li
Ting-Zhao
TZ
Li
Hui-Liang
HL
Zhang
Wei
W
Chen
Hai-Sheng
HS
D006801:Humans; D020902:Hypericum; D009682:Magnetic Resonance Spectroscopy; D008517:Phytotherapy; D018514:Plant Structures; D044004:Xanthones / Q000737:chemistry*
D044004:Xanthones