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.
Artigo
em Chinês
| WPRIM (Pacífico Ocidental)
| ID: wpr-265378
Biblioteca responsável:
WPRO
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>
Texto completo:
Disponível
Base de dados:
WPRIM (Pacífico Ocidental)
Assunto principal:
Extratos Vegetais
/
Química
/
Folhas de Planta
/
Psidium
Idioma:
Chinês
Revista:
China Journal of Chinese Materia Medica
Ano de publicação:
2009
Tipo de documento:
Artigo