Chuan Wei OO
School of Chemical Sciences, Universiti Sains Malaysia, 11800 USM, Pulau Pinang

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Isolation and Identification of β-sitosterol, 7-hydroxystigmast-22-en-3,6-dione and 3β, 24(S)-dihydroxycholesta-5, 25-diene-7-one from stem bark of Nauclea pobeguinii Adewusi John Adepoju; Sunday Olusegun Oladoye; Ezekiel Temidayo Ayodele; Adeola Victoria Falade; Gin Keat Lim; Chuan Wei OO
Majalah Obat Tradisional Vol 27, No 3 (2022)
Publisher : Faculty of Pharmacy, Universitas Gadjah Mada

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22146/mot.77324

Abstract

The stem bark of the Nauclea pobeguinii was collected, air-dried, and pulverized and was extracted with solvent of varying polarity (n-hexane, ethyl acetate, and ethanol) to obtain the crude extracts. Silica gel column and thin layer chromatographic separation afforded three compounds whose structures were elucidated as β-sitosterol (1), 7-hydroxystigmast-22-en-3.6-dione (2), and 3β, 24(S)-dihydroxycholesta-5, 25-dien-7-one (3) by analysis of their chemical and spectral characteristic from 1D and 2DNMR, FTIR and by comparing of data with those reported in the literature.