tailieunhanh - Diarylheptanoidsfrom the rhizomes of zingiber officinale

Ginger (Zingiber officinalerhizome) is commonly used as a spice in food. It is also used as an herbal medicine for thousands of years to treat headaches, colds, arthritis, pains, hypertension, infectious diseases. The broad range of biological activity of Ginger was explained due to the rich of terpenoids and phenolics as well as polyphenol and arylalkanes. This paper describes the isolation and identification of three diarylheptanoids including (3R)-1,7-bis(3,4-dihydroxyphenyl)heptan-3-ol (1), (3R,5R)-1,7-bis(3,4-dihydroxyphenyl)heptan-3,5-diol (2), and trans-1,7-bis(3,4- dihydroxyphenyl)hept-4-en-3-one (3) from less polar soluble fraction of the rhizome of Z. officinale. |

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