Preparative isolation and purification of notopterol and isoimperatorin from Notopterygium forbessi boiss (Chinese traditional medicinal herb) by high-speed counter-current chromatography

Fuquan Yang, Tianyou Zhang, Qinghui Liu, Guoqing Xu, Yabin Zhang, Zhang Shu, Yoichiro Ito

Journal of Chromatography A · 2000 · 51 citations · 4 references

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