Preparative Separation and Isolation of Three Flavonoids and Three Phloroglucinol Derivatives from Hypericum japonicum Thumb. using High‐Speed Countercurrent Chromatography by Stepwise Increasing the Flow Rate of the Mobile Phase

References

• 1996 . Group of Compilation of Chinese Herbal Medicine, Compilation of Chinese Herbal Medicine in China 4 People's Medical Publishing House .
   Google Scholar
• Wu , Q. L. , Wang , S. P. , Du , L. J. , Zhang , S. M. , Yang , J. S. and Xiao , P. G. 1998 . Chromone glycosides and flavonoids from Hypercium japonicum . Phytochemistry , 49 : 1417 – 1420 .
   Web of Science ®Google Scholar
• 1977 . Jiang Su New Medical College, Dictionary of Chinese Crude Drug 813 Shanghai Scientific Technological Publishers: Shanghai .
   Google Scholar
• Cao , X. L. , Lewis , J. R. and Ito , Y. 2004 . Application of high‐speed countercurrent chromatography to the separation of black tea theaflavins . J. Liq. Chromatogr. & Rel. Technol. , 27 : 1983 – 1902 .
   Web of Science ®Google Scholar
• Peng , J. Y. , Fan , G. R. , Hong , Z. Y. , Chai , Y. F. and Wu , Y. T. 2005 . Preparative separation of isovitexin and isoorientin from Patrinia villosa Juss by high‐speed countercurrent chromatography . J. Chromatogr. A , 1074 : 111 – 115 .
   PubMed Web of Science ®Google Scholar
• Tong , S. Q. , Yan , J. Z. and Lou , J. Z. 2005 . Preparative isolation and purification of alkaloids from Corydalis yanhusuo W.T. Wang by high speed countercurrent chromatography . J. Liq. Chromatogr. & Rel. Technol. , 28 : 2979 – 2989 .
   Web of Science ®Google Scholar
• Peng , J. Y. , Fan , G. R. , Qu , L. P. , Zhou , X. and Wu , Y. T. 2005 . Application of preparative high‐speed countercurrent chromatography for isolation and separation of schizandrin and gomosin A from Schisandra chinensis . J. Chromatogr. A , 1082 : 203 – 207 .
   PubMed Web of Science ®Google Scholar
• Du , Q. Z. , Jerz , G. and Winterhalter , P. 2004 . Isolation of two anthocyanin sambubiosides from bilberry (Vaccinium myrtillus) by high‐speed countercurrent chromatography . J. Chromatogr. A , 1045 : 59 – 63 .
   PubMed Web of Science ®Google Scholar
• Li , H. B. and Chen , F. 2004 . Preparative isolation and purification of chuanxiongzing from the medicinal plant Ligusticum chuanxiong by high‐speed countercurrent chromatography . J. Chromatogr. A , 1047 : 249 – 253 .
   PubMed Web of Science ®Google Scholar
• Liu , R. M. , Feng , L. , Sun , A. L. and Kong , L. Y. 2004 . Preparative isolation and purification of coumarius from Peucedanum praeruptorum Dunn by high‐speed countercurrent chromatography . J. Chromatogr. A , 1057 : 89 – 94 .
   PubMed Web of Science ®Google Scholar
• Xiang , G. Y. , Yang , Y. and Ruan , J. L. 2001 . The constituents of Hypercium Chinense . Acta Univ. Med. Tongji , 30 : 431 – 433 .
   Google Scholar
• Yi , J. H. , Zhang , G. L. and Li , B. G. 2002 . Studies on the chemical constituents of Pseudotsuga sinensis . Acta Pharm. Sin. , 37 : 352 – 354 .
   Google Scholar
• Ishiguro , K. , Yamaki , M. , Kashihara , M. and Takagi , S. 1987 . Saroaspidin A, B, and C: additional antibiotic compounds from Hypercium japonicum . Planta Med. , 53 : 415 – 417 .
   PubMed Web of Science ®Google Scholar
• Gu , G. M. , Feng , S. Z. and Wang , X. Y. 1988 . The chemical constituents of Hypercium japonicum . Huaxue Xuebao , 46 : 246 – 247 .
   Google Scholar
• Ishiguro , K. , Yamaki , M. , Takagi , S. , Kashihihara , M. , Takagi , S. and Isoi , K. 1990 . Sarothralin G: a new antimicrobinal compound from Hypercium japonicum . Planta Med. , 56 : 274 – 276 .
   PubMed Web of Science ®Google Scholar
• Hu , L. H. , Khoo , C. W. , Vittal , J. J. and Sim , K. Y. 2000 . Phloroglucinol derivaties from Hypercium japonicum . Phytochemistry , 53 : 705 – 709 .
   PubMed Web of Science ®Google Scholar