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Quinovic acid triterpenoid saponins from bark of Mitragyna rotundifolia / 中国中药杂志
China Journal of Chinese Materia Medica ; (24): 2015-2018, 2007.
Artigo em Chinês | WPRIM | ID: wpr-307541
ABSTRACT
<p><b>OBJECTIVE</b>To study the chemical constituents from the bark of Mitragyna rotundifolia.</p><p><b>METHOD</b>Column chromatographic techniques were applied to isolate constituents. A combination of IR, MS and NMR spectroscopy was used to identify structures of constituents.</p><p><b>RESULT</b>Six compounds were isolated from the n-BuOH fraction and their structures were elucidated as quinovic acid-3-O-beta-D-6-deoxy-glucopyranoside, 28-O-beta-D-glucopyranosyl ester (1), quinovic acid-27-O-alpha-L-rhamnopyranosyl ester (2), quinovic acid-3-O-alpha-L-rhamnopyranoside (3), qunovic acid-27-O-beta-D-glucopyranosyl ester (4), quovic acid-3-O-beta-D-6-deoxy-glucopyranoside (5), qunovic acid-27-O-beta-6-deoxy-D-glucopyranosyl ester (6).</p><p><b>CONCLUSION</b>Compounds 1 - 6 were isolated for the first time from the plant. Compounds 1 - 4 and 6 were isolated for the first time form the genus.</p>
Assuntos
Texto completo: DisponíveL Índice: WPRIM (Pacífico Ocidental) Assunto principal: Plantas Medicinais / Saponinas / Triterpenos / Química / Casca de Planta / Mitragyna Idioma: Chinês Revista: China Journal of Chinese Materia Medica Ano de publicação: 2007 Tipo de documento: Artigo

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Texto completo: DisponíveL Índice: WPRIM (Pacífico Ocidental) Assunto principal: Plantas Medicinais / Saponinas / Triterpenos / Química / Casca de Planta / Mitragyna Idioma: Chinês Revista: China Journal of Chinese Materia Medica Ano de publicação: 2007 Tipo de documento: Artigo