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Antioxidant activity and phenolic compounds of fractions from Portulaca oleracea L.

✍ Scribed by Naciye Erkan

Book ID
113626652
Publisher
Elsevier Science
Year
2012
Tongue
English
Weight
614 KB
Volume
133
Category
Article
ISSN
0308-8146

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Two Antioxidant Alkaloids from Portulaca
Two Antioxidant Alkaloids from Portulaca oleracea L.
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## Abstract Two alkaloids, oleraceins F and G, were isolated from __Portulaca oleracea__ L., and their structures were determined as methyl (2__S__)‐6‐[(__Ξ²__‐D‐glucopyranosyl)oxy]‐2,3‐dihydro‐5‐hydroxy‐1‐[(2__E__)‐3‐(4‐hydroxy‐3‐methoxyphenyl)prop‐2‐enoyl]‐1__H__‐indole‐2‐carboxylate and methyl (2