Studies on chemical constituents of Swertia przewalskii / 中草药
Chinese Traditional and Herbal Drugs
;
(24)1994.
Article
in Chinese
| WPRIM
| ID: wpr-681667
ABSTRACT
Object To study the chemical constituents from the whole plant of Swertia przewalskii Pissjauk Methods The constituents were isolated on silica gel column chromatography and their structures were identified by spectral and chemical analysis Results Fifteen compounds were isolated and identified as 1, 7 dihydroxyl 3, 8 dimethoxyxanthone (Ⅰ), 1, 8 dihydroxyl 3, 7 dimethoxyxanthone (Ⅱ), 1, 7, 8 trihydroxyl 3 methoxyxanthone (Ⅲ), 1, 3, 7, 8 tetrahydroxyxanthone (Ⅳ), 1 O ? D glucopyranosyl 7 hydroxyl 3, 8 dimethoxyxanthone (Ⅴ), 1 O ? D glucopyranosyl 8 hydroxyl 3, 7 dime thoxyxanthone (Ⅵ), 7 O ? D glucopyranosyl 1, 8 dihydroxyl 3 methoxyxanthone (Ⅶ), 1 O D xylo pyranosyl (1→6) ? D glucopranosyl] 7 hydroxyl 3, 8 dimethoxyxanthone (Ⅷ), 1 7 hydroxyl 3, 8 dimethoxyxanthone (Ⅷ), 1 O D xylopyranos yl (1→6) ? D glucopytanosyl] 8 hydroxyl 3, 7 dimethoxyxanthone (Ⅸ), 8 8 hydroxyl 3, 7 dimethoxyxanthone (Ⅸ), 8 O D xylopyanosyl (1→6) ? D glucopyranosyl] 1, 7 dihydroxyl 3 methoxyxanthone (Ⅹ), luteolin (Ⅺ),? sitosterol ( Ⅹ 1, 7 dihydroxyl 3 methoxyxanthone (Ⅹ), luteolin (Ⅺ),? sitosterol ( ⅩⅡ ), oleanolic acid ( ⅩⅢ ), ursolic acid ( ⅩⅣ ) and getiopicroside ( ⅩⅤ ), respectively Conclusion Compounds Ⅳ~Ⅷ, Ⅺ, ⅩⅡ , ⅩⅣ and ⅩⅤ were obtained from this plant for the first time
Full text:
Available
Index:
WPRIM (Western Pacific)
Language:
Chinese
Journal:
Chinese Traditional and Herbal Drugs
Year:
1994
Type:
Article
Similar
MEDLINE
...
LILACS
LIS