Phenylethanoid glycosides from stem of Chirita longgangensis var. hongyao / 中国中药杂志
China Journal of Chinese Materia Medica
;
(24): 1921-1923, 2005.
Article
in Chinese
| WPRIM
| ID: wpr-287296
ABSTRACT
<p><b>OBJECTIVE</b>To isolate and elucidate the constituents from stem of Chirita longgangensis var. hongyao.</p><p><b>METHOD</b>The constituents were extracted with methanol and isolated by chromatography on silica gel, Sephadex LH-20 and ODS. The structures were determined by NMR and MS spectral analysis.</p><p><b>RESULT</b>Five phenylethanoid glycosides were identified as 3, 4-dihydroxyphenyl alcohol-beta-D-glucopyranoside (1), 3, 4-dihydroxyphenyl alcohol-6-O-caffeoyl--D-glucopyranoside (calceolarioside B) (2), 3, 4-dihydroxyphenyl alcohol-beta-D-glucopyranosyl-(1 --> 3)-6-O-caffeoyl-beta-D-glucopyranoside (plantainoside D) (3), 3, 4-dihydroxyphenyl alcohol-beta-D-glucopyranosyl-(1 --> 3)-4-O-caffeoyl-beta-D-glucopyranoside (plantamajoside) (4), 3, 4-dihydroxyphenyl alcohol-beta-D-glucopyranosyl-(1 --> 3)-6-O-feruloyl-beta-D-glucopyranoside (scroside E) (5), respectively.</p><p><b>CONCLUSION</b>Compounds 3 and 5 were isolated for the first time from the family Gesneriaceae, and compounds 1, 2 and 4 were isolated for the first time from the genus Chirita.</p>
Full text:
Available
Index:
WPRIM (Western Pacific)
Main subject:
Plants, Medicinal
/
Catechols
/
Chemistry
/
Plant Stems
/
Magnoliopsida
/
Coumaric Acids
/
Disaccharides
/
Glucosides
/
Glycosides
Language:
Chinese
Journal:
China Journal of Chinese Materia Medica
Year:
2005
Type:
Article
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