Isolation and structure identification of chemical constituents from Polygala hongkongensis II / 中国中药杂志
China Journal of Chinese Materia Medica
; (24): 819-821, 2007.
Article
en Zh
| WPRIM
| ID: wpr-283378
Biblioteca responsable:
WPRO
ABSTRACT
<p><b>OBJECTIVE</b>To isolate and elucidate the constituents of herbs of Polygala hongkongensis.</p><p><b>METHOD</b>The constituents were isolated and purify by chromatographic on silica gel, Sephadax LH-20 and semi-preparative HPLC. The structures were determined by NMR and MS spectral analysis.</p><p><b>RESULT</b>Six compounds were identified as euxanthone (1), 1, 3, 6-trihydroxyxanthone (2), 1, 4, 7-trihydroxy-3-methoxy-xanthone (3), p-hydroxybenzoic acid (4), 3, 4-dihydroxybenzoic acid (5), and methy 1 2, 5-dihydroxybenzoate (6).</p><p><b>CONCLUSION</b>The known compounds 1-6 were isolated from this plant for the first time.</p>
Texto completo:
1
Base de datos:
WPRIM
Asunto principal:
Parabenos
/
Plantas Medicinales
/
Espectrometría de Masas
/
Espectroscopía de Resonancia Magnética
/
Química
/
Cromatografía en Gel
/
Cromatografía Líquida de Alta Presión
/
Polygala
/
Xantonas
/
Hidroxibenzoatos
Tipo de estudio:
Diagnostic_studies
Idioma:
Zh
Revista:
China Journal of Chinese Materia Medica
Año:
2007
Tipo del documento:
Article