Qiwei Xu

Orthogonal test design for optimization of supercritical fluid extraction of daphnoretin, 7-methoxy-daphnoretin and 1,5-diphenyl-1-pentanone from Stellera chamaejasme L. and subsequent isolation by high-speed counter-current chromatography

Jinyong Peng, Fuqiu Dong, Qiwei Xu et al. · Journal of Chromatography A · 2006 · 57 citations

Stellera Chamaejasme L., Supercritical Fluid Chromatography, Separation Science +9

A new anticancer dihydroflavanoid from the root of<b><i>Spiranthes australis</i></b>(R. Brown) Lindl

Jinyong Peng, Qiwei Xu, Youwei Xu et al. · Natural Product Research · 2007 · 20 citations

Preparative separation of four triterpene saponins from radix astragali by high‐speed counter‐current chromatography coupled with evaporative light scattering detection

Jinyong Peng, Fuqiu Dong, Yan Qi et al. · Phytochemical Analysis · 2007 · 18 citations

Synthesis, characterization and physicochemical properties of new chiral quinuclidinol quaternary ammonium salts

Ruoheng Li, Zhixia Wang, Qiwei Xu et al. · Journal of Molecular Structure · 2020 · 17 citations

Organic Chemistry, Chemistry, Physicochemical Properties

Separation of Two New Prenylated Dihydroflavonoids from Dolichos tenuicaulis (Baker) Craib by High-speed Counter-current Chromatography

Jinyong Peng, Lina Xu, Xu Han et al. · Chinese Journal of Analytical Chemistry · 2007 · 13 citations

High-speed Counter-current Chromatography, Biochemistry, Medicine +5