Chemical constituents of whole plant of Oxalis pes-caprae L / 中国药学杂志

OBJECTIVE: To study the chemical constituents of Oxalis pes-caprae L. METHODS: The chemical constituents were isolated and purified with silica column chromatography and gel chromatography, etc. Their structures were identified by physicochemical properties and various spectroscopic methods including NMR spectrum, MS, UV, etc. RESUTLS: Twelve compounds were isolated from the ethyl acetate part, among which 10 compounds were elucidated as daucosterol(1), β-sitosterol(2), vitexin(3), isovitexin(4), acacetin(5), robinin(6), β-tocopherol(7), tartaric acid(8), vanillic acid(9), and luteolin(10). CONCLUSION: All compounds are isolated from Oxalis pes-caprae L. for the first time.