Studies on chemical constituents of leaves of Psidium guajava / 中国中药杂志
China Journal of Chinese Materia Medica
;
(24): 577-579, 2009.
Article
in Chinese
| WPRIM
| ID: wpr-265378
ABSTRACT
<p><b>OBJECTIVE</b>To study the chemical constituents of the leaves of Psidium guajava.</p><p><b>METHOD</b>The chemical constituents were isolated by column chromatography on silica gel, Sephadex LH-20 and MPLC. Their structures were elucidated on the basis of spectral analysis.</p><p><b>RESULT</b>Nine compounds were isolated from this plant, and the structure of them were identified as ursolic acid (1), 2alpha-hydroxyursolic acid (2), 2alpha-hydroxyoleanolic acid (3), morin-3-O-alpha-L-arabopyranoside (4), quercetin (5), hyperin (6), myricetin-3-O-beta-D-glucoside (7), quercetin-3-O-beta-D-glucuronopyranoside (8), 1-O-galloyl-beta-D-glucose (9).</p><p><b>CONCLUSION</b>Compounds 3, 7-9 were isolated from this plant for the first time.</p>
Full text:
Available
Index:
WPRIM (Western Pacific)
Main subject:
Plant Extracts
/
Chemistry
/
Plant Leaves
/
Psidium
Language:
Chinese
Journal:
China Journal of Chinese Materia Medica
Year:
2009
Type:
Article
Similar
MEDLINE
...
LILACS
LIS