J4 ›› 2013, Vol. 26 ›› Issue (2): 61-65.doi: 10.3976/j.issn.1002-4026.2013.02.012

• Traditional Chinese medicine and natural active products • Previous Articles     Next Articles

Isolation of 6-gingerol, 8-gingerol and 6-shogaol from dry rhizome  of Zingiber officinale Rosc. by silica gel column chromatography and highspeed countercurrent chromatagraphy

 XU Mei-Xia, WANG Xiao, LIU Jian-Hua, GENG Yan-Ling, WANG Dai-Jie, LIU Feng   

  1. 1. College of Food Science and Engineering, Shandong Agricultural University, Taian 271000, China; 2. Shandong Analysis and Test Center, Shandong Academy of Sciences, Jinan 250014, China
  • Received:2012-12-12 Published:2013-04-20 Online:2013-04-20

Abstract:

We constructed the method of isolating 6gingerol, 8gingerol and 6shogaol from dry rhizome of Zingiber officinale Rosc. by silica gel column chromatography and highspeed countercurrent chromatagraphy based on experiments. We extracted the samples of Zingiber officinale Rosc. by ethyl acetate ultrasonic extraction and then coarsely treated them by silica gel column chromatography. We further selected fraction A3 and A4 to be separated by highspeed countercurrent chromatography(HSCCC). The purity of the obtained single ingredient was detected by highperformance liquid chromatography(HPLC) and the structure of the obtained compound was identified by electrospray ionization(ESIMS) and 1HNMR. Results show that the method has such positives as simplicity, rapidity, highpurity products, large amount of preparation and highefficiency separation.

Key words: Zingiber officinale Rosc., highspeed countercurrent chromatagraphy, silica gel column, 6-gingerol, 8-gingerol, 6-shogaol

CLC Number: 

  • R284.2

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