Chemical constituents from stems and leaves of Humulus scandens / 中草药
Chinese Traditional and Herbal Drugs
;
(24): 1228-1231, 2014.
Article
in Chinese
| WPRIM
| ID: wpr-854579
ABSTRACT
Objective:
To study the chemical constituents from the roots and stems of Humulus scandens.Methods:
The chromatographies on silica gel column, reverse phase column, and semi-preparative HPLC were used to isolate and purify the constituents and the structures of the compounds were elucidated on the basis of physicochemical properties and spectral data.Results:
Ten compounds were obtained from the ethyl acetate fraction of methanol extract in the roots and stems of H. scandens and identitied as N-p-coumaroyltyramine (1), N-trans-feruloyltyramine (2), cosmosiin (3), 3, 3'-dimethoxy-4, 8'-oxyneoligna-9, 4', 7', 9'-tetraol (4), 3-hydroxy-5, 6-epoxy-7-megastigmen-9-one (5), 4, 5-dihydroblumenol (6), scopoletin (7), citruusin C (8), 2-phenylethyl-O-β-D-glucopyranoside (9), and 3-oxo-α-ionol-β-D-glucopyranoside (10).Conclusion:
Compounds 2, 4-6, and 8-10 are all obtained from H. scandens for the first time, and compounds 2, 4-6, 9, and 10 are firstly isolated from the plants of this genus. Compounds 2, 4, 7, and 9 show remarkable scavenging activity toward DPPH radical with IC50 values of 0.01, 3.36, 10.55, and 18.15 μg/mL, respectively. The scientific evidence is provided for the development of anti-oxidant and anti-aging aspects of the drugs.
Full text:
Available
Index:
WPRIM (Western Pacific)
Language:
Chinese
Journal:
Chinese Traditional and Herbal Drugs
Year:
2014
Type:
Article
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