KMID : 0620720070130030190
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Natural Product Sciences 2007 Volume.13 No. 3 p.190 ~ p.194
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Flavonoids from the Stem-bark of Oroxylum indicum
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Mohanta Bikas Chandra
Arima Shio Sato Nariko Harigaya Yoshihiro Dinda Biswanath
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Abstract
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Two new flavonoid compounds, 8,8¡¯¡¯-bisbaicalein 1 and baicalein-7-O-caffeate 2 along with six known flavonoids, baicalein, chrysin, scutellarein, 6-hydroxyluteolin, 6-methoxyluteolin and baicalein-7-Oglucoside and ¥â-sitosterol have been isolated from the stem-bark of Oroxylum indicum (Bignoniaceae) and identified on the basis of spectroscopic and chemical studies. 6-Hydroxyluteolin and 6-methoxyluteolin are reported for the first time from this plant.
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KEYWORD
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Oroxylum indicum (Bignoniaceae), flavonoids, 8, 8¡¯¡¯-bisbaicalein, baicalein-7-O-caffeate, 6-hydroxyluteolin, 6-methoxyluteolin, baicalein-7-O-glucoside
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