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Constituents of the stem bark of dombeya rotundifolia hochst
Two compounds isolated from Dombeya rotundifolia chloroform stem bark extract were identified as lupeol and b-sitosterol using_infra- red nuclear magnetic resonance and mass spectrometry.
Phytosterols from the stem bark of Combretumjragrans F. Hoffm
Two sterols, b-sitosterol and stigmasterol, were isolated from the stem bark of combetrum fragrans~ The, identity.of'.these.compounds was established by spectral analysis.