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Determination of Strychnine and Brucine in Strychnos nux-vomica L. by Nonaqueous Capillary Electrophoresis

Determination of Strychnine and Brucine in Strychnos nux-vomica L. by Nonaqueous Capillary... A nonaqueous capillary electrophoresis method with photo diode-array detection was developed for the analysis of strychnine and brucine in Strychnos nux-vomica L. The separation of the two alkaloids was optimized with respect to the concentration of Tris-boric acid, the proportion of methanol and acetonitrile, and applied voltage. Baseline separation was obtained for the two analytes within 10 min using a running buffer containing 25 mM Tris-boric acid, 60% methanol and 20% acetonitrile with acetic acid adjusting pH to 4.0. In this paper, the method was used to determine the contents of strychnine and brucine in raw material and prepared Strychnos nux-vomica L. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Chromatographia Springer Journals

Determination of Strychnine and Brucine in Strychnos nux-vomica L. by Nonaqueous Capillary Electrophoresis

Chromatographia , Volume 63 (6) – Feb 28, 2006

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References (7)

Publisher
Springer Journals
Copyright
Copyright © 2006 by Friedr. Vieweg & Sohn/GWV Fachverlage GmbH
Subject
Chemistry; Chromatography; Proteomics; Pharmacy; Laboratory Medicine
ISSN
0009-5893
eISSN
1612-1112
DOI
10.1365/s10337-006-0734-9
Publisher site
See Article on Publisher Site

Abstract

A nonaqueous capillary electrophoresis method with photo diode-array detection was developed for the analysis of strychnine and brucine in Strychnos nux-vomica L. The separation of the two alkaloids was optimized with respect to the concentration of Tris-boric acid, the proportion of methanol and acetonitrile, and applied voltage. Baseline separation was obtained for the two analytes within 10 min using a running buffer containing 25 mM Tris-boric acid, 60% methanol and 20% acetonitrile with acetic acid adjusting pH to 4.0. In this paper, the method was used to determine the contents of strychnine and brucine in raw material and prepared Strychnos nux-vomica L.

Journal

ChromatographiaSpringer Journals

Published: Feb 28, 2006

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