Antioxidative curcuminoids from rhizomes of Curcuma xanthorrhiza

A new curcumin analogue has been isolated from the rhizomes of Curcuma xanthorrhiza along with four known curcuminoids, and its structure has been determined as 1-(4-hydroxy-3,5-dimethoxyphenyl)-7-(4-hydroxy-3-methoxyphenyl)-(1 E,6 E)-1,6-heptadiene-3,4-dione by spectral data. The new compound showe...

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Veröffentlicht in:Phytochemistry (Oxford) 1992-10, Vol.31 (10), p.3645-3647
Hauptverfasser: Masuda, Toshiya, Isobe, Junko, Jitoe, Akiko, Nakatani, Nobuji
Format: Artikel
Sprache:eng
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Zusammenfassung:A new curcumin analogue has been isolated from the rhizomes of Curcuma xanthorrhiza along with four known curcuminoids, and its structure has been determined as 1-(4-hydroxy-3,5-dimethoxyphenyl)-7-(4-hydroxy-3-methoxyphenyl)-(1 E,6 E)-1,6-heptadiene-3,4-dione by spectral data. The new compound showed potent antioxidant activity against autoxidation of linoleic acid in a water-alcohol system.
ISSN:0031-9422
1873-3700
DOI:10.1016/0031-9422(92)83748-N