1999•Chinese Journal of Appplied Environmental BiologyRequires access

CHEMICAL CONSTITUENTS FROM THE ROOTS OF BEGONIA FIMBRISTIPULATA HANCE

Cai Hong

Abstract

Twelve compounds were isolated and identified from the roots of Begonia fimbristipulata Hance, including four cucurbitacins: cucurbitacins B(Ⅰ), D(Ⅱ), O(Ⅲ) and Q(Ⅳ); four flavonoids: mixed crystal of epiafzelechin(Ⅴ a) and afzelechin(Ⅴ b), (-)catechin(Ⅵ) and rutin(Ⅶ);four sterols:stigmasterol(Ⅷ), β-sitosterol(Ⅸ), stigmasterol-3-O-β-D-glucopyranoside(Ⅹ) and daucosterol(Ⅺ).

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Key concepts: Stigmasterol, Daucosterol, Rutin, Begonia, Chemistry, Vitexin, Botany, Traditional medicine