Abstract
An investigation of the effect of plant matrix on the supercritical fluid extraction efficiency of five schisandrin derivatives is reported, exhibiting a great difference with respect to extraction efficiency depending on the matrix. Pure supercritical CO2 at 60°C and 34.0 MPa cannot fully recover schisandrin derivatives from the leaves as much as from the other matrices. Only 36.9% of these compounds are extracted from leaves of Schisandra chinensis by supercritical CO2 in comparison with organic solvent extraction. However, more than 80% of schisandrin derivatives are obtained from both stem and fruit parts. Ethanol addition also shows a different effect depending on plant matrix; that is, CO2 modified with 10% ethanol could enhance the yield of schisandrin derivatives from leaves by four times when compared with that of pure CO2, but it has little effect on both stems and fruits.
| Original language | English |
|---|---|
| Pages (from-to) | 457-461 |
| Number of pages | 5 |
| Journal | Journal of Chromatographic Science |
| Volume | 37 |
| Issue number | 12 |
| DOIs | |
| Publication status | Published - 1999 |
Bibliographical note
Funding Information:The authors wish to acknowledge Dr. H.–K. Lee at the Korean Research Institute of Bioscience and Biotechnology (KIST, Taejon, Korea) for his generous donation of the schisandrin derivatives employed in this study. The authors also thank the Korea Science and Engineering Foundation (KOSEF) for financial support.
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