FOOD SCIENCE ›› 2009, Vol. 30 ›› Issue (6): 46-48.doi: 10.7506/spkx1002-6630-200906005

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Study on Alcohol Extraction Technology of Trigonelline from Pumpkin Flesh

XU Ya-qin1,LIU Chun-sheng2,CUI Chong-shi1   

  1. (1. Northeast Agricultural University, Harbin 150030, China;
    2. Shanghai Suhao and Yiming Pharmacy Limited Company, Shanghai 200333, China)
  • Received:2008-04-07 Revised:2008-09-10 Online:2009-03-15 Published:2010-12-29
  • Contact: XU Ya-qin1, E-mail:xu-yaqin@163.com

Abstract:

In this study, alcohol was used to extract trigonelline from pumpkin flesh. On the basis of single factor tests, the orthogonal test of L9(34) was conducted to optimize the extraction process of trigonelline. The results showed that the optimum extraction process is as follows: extracting pumpkin flesh at 60 ℃ for 8 h with 50% alcohol solution at the material to liquid ratio of 1:20 (g/ml), and under these conditions, the extraction yield of trigonelline is up to 297.4 μg/g.

Key words: pumpkin flesh, trigonelline, alcohol extraction

CLC Number: