Please use this identifier to cite or link to this item: https://dspace.ctu.edu.vn/jspui/handle/123456789/55845
Title: Sterols and flavone from the leaves of vernonia amygdalina growing in Thua Thien Hue
Authors: Hoang, Le Tuan Anh
Le, Thi Lien
Pham, Viet Cuong
Arai, Masayoshi
Tran, Phuong Ha
Ton, That Huu Dat
Le, Canh Viet Cuong
Keywords: Vernonia amygdalina
Sterol
Luteolin
Issue Date: 2018
Series/Report no.: Vietnam Journal of Science and Technology;Vol. 56, No. 06 .- P.681–687
Abstract: By using various chromatographic methods, two sterols and one flavones (22R,23S,24R,28S)-28-methoxy-7,8,9,11-tetradehydro-3β, 16α,21,24-tetrahydroxy-21,23 :22,28-diepoxy-5α-stigmastane (1), (23S,24R,28S)-3β,22α-dihydroxy-7,8,9,11-tetradehy dro-24,28-epoxy-5α-stigmastane-21,23-carbolactone (2), and luteolin (3) were isolated from the methanol extract of the leaves of Vernonia amygdalina. Their structures were determined using 1D, 2D – NMR and ESI-MS analysis as well as by comparison with the reported data. Compound 1 and 2 were reported from nature for the first time.
URI: https://dspace.ctu.edu.vn/jspui/handle/123456789/55845
ISSN: 2525-2518
Appears in Collections:Vietnam journal of science and technology

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