Chemical Constituents from Hypericum beanii / 中草药·英文版
Chinese Herbal Medicines
;
(4): 375-379, 2015.
Article
in Chinese
| WPRIM
| ID: wpr-842311
ABSTRACT
Objective:
To study the chemical constituents from the aerial parts of Hypericum beanii.Methods:
Various chromatographic techniques were used to separate the constituents and their structures were elucidated on the basis of extensive spectroscopic interpretation.Results:
Fifteen compounds were isolated from the aerial parts of H. beanii. Their structures were identified as hyperbeanol E (. 1), (E)-linalool-1-oic acid (. 2), (4S,5R)-5-(4'-methyl-3'-pentenyl)-4-hydroxy-5-methyl-dihydrofuran-2-one (. 3), benzoic acid (. 4), 4-(3-O-3')-3'-methylbutenyl-6-phenyl-pyran-2-one (. 5), 4-hydroxy-4a,7-dimethoxy-4,4a-dihydrodibenzo-p-dioxin-2(3H)-one (. 6), isoimperatorin (. 7), 2,3-dimethoxyxanthone (. 8), 3,4-dihydroxy-2-methoxyxanthone (. 9), osajaxanthone (. 10), nigrolineaxanthone F (. 11), hypercohone G (. 12), betulinic acid (. 13), oleanolic acid 3β-caffeate (. 14), and isoastilbin (. 15).Conclusion:
Compound 1 is a new menthane monoterpene derivative which owns an extra lactone ring. Compounds 2-7 and 10-15 are isolated from genus Hypericum Linn. for the first time and the other compounds are first obtained from the plants in H. beanii.
Full text:
Available
Index:
WPRIM (Western Pacific)
Language:
Chinese
Journal:
Chinese Herbal Medicines
Year:
2015
Type:
Article
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