Electrochemical reduction of artemisinin: Chromatographic identification of bulk electrolysis products

Artemisinin is a naturally occurring sesquiterpene lactone with an endo-peroxide bond. This drug is used for treatment of many diseases including malaria. The reduction of this molecule on an electrode surface was carried out by cyclic voltammetry as well as amperometry. Cyclic voltammetry of artemi...

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Main Authors: Faraja Ombwayo, Zahilis Mazzhichette, Amos Mugweru
Format: Article
Language:English
Published: International Association of Physical Chemists (IAPC) 2019-05-01
Series:Journal of Electrochemical Science and Engineering
Subjects:
Online Access:http://pub.iapchem.org/ojs/index.php/JESE/article/view/652
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author Faraja Ombwayo
Zahilis Mazzhichette
Amos Mugweru
author_facet Faraja Ombwayo
Zahilis Mazzhichette
Amos Mugweru
author_sort Faraja Ombwayo
collection DOAJ
description Artemisinin is a naturally occurring sesquiterpene lactone with an endo-peroxide bond. This drug is used for treatment of many diseases including malaria. The reduction of this molecule on an electrode surface was carried out by cyclic voltammetry as well as amperometry. Cyclic voltammetry of artemisinin generated one prominent peak wave at -1.0 V and another, smaller one at -0.3 V vs Ag/AgCl reference electrode. The bulk electrolysis of artemisinin on a carbon electrode generated two other irreversible peak waves at around -0.7 and -0.1 V. The concentration of the products was dependent on the time of electrolysis. LC-MS was used to determine the bulk electrolysis products of artemisinin. Initially dihydroartemisinin was generated as the main reduction product. Other reduction products were formed after further reduction of dyhidroartemisinin.
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spelling doaj.art-0dcbb9c5297d4108a4668c5237c85f0d2022-12-22T00:51:49ZengInternational Association of Physical Chemists (IAPC)Journal of Electrochemical Science and Engineering1847-92862019-05-019310.5599/jese.652367Electrochemical reduction of artemisinin: Chromatographic identification of bulk electrolysis productsFaraja Ombwayo0Zahilis Mazzhichette1Amos Mugweru2Department of Chemistry and Biochemistry, Rowan University, Glassboro, NJ 08028Department of Chemistry and Biochemistry, Rowan University, Glassboro, NJ 08028Department of Chemistry and Biochemistry, Rowan University, Glassboro, NJ 08028Artemisinin is a naturally occurring sesquiterpene lactone with an endo-peroxide bond. This drug is used for treatment of many diseases including malaria. The reduction of this molecule on an electrode surface was carried out by cyclic voltammetry as well as amperometry. Cyclic voltammetry of artemisinin generated one prominent peak wave at -1.0 V and another, smaller one at -0.3 V vs Ag/AgCl reference electrode. The bulk electrolysis of artemisinin on a carbon electrode generated two other irreversible peak waves at around -0.7 and -0.1 V. The concentration of the products was dependent on the time of electrolysis. LC-MS was used to determine the bulk electrolysis products of artemisinin. Initially dihydroartemisinin was generated as the main reduction product. Other reduction products were formed after further reduction of dyhidroartemisinin.http://pub.iapchem.org/ojs/index.php/JESE/article/view/652Cyclic voltammetrydyhidroartemisininelectrochemical reductionbulk electrolysisLC-MS
spellingShingle Faraja Ombwayo
Zahilis Mazzhichette
Amos Mugweru
Electrochemical reduction of artemisinin: Chromatographic identification of bulk electrolysis products
Journal of Electrochemical Science and Engineering
Cyclic voltammetry
dyhidroartemisinin
electrochemical reduction
bulk electrolysis
LC-MS
title Electrochemical reduction of artemisinin: Chromatographic identification of bulk electrolysis products
title_full Electrochemical reduction of artemisinin: Chromatographic identification of bulk electrolysis products
title_fullStr Electrochemical reduction of artemisinin: Chromatographic identification of bulk electrolysis products
title_full_unstemmed Electrochemical reduction of artemisinin: Chromatographic identification of bulk electrolysis products
title_short Electrochemical reduction of artemisinin: Chromatographic identification of bulk electrolysis products
title_sort electrochemical reduction of artemisinin chromatographic identification of bulk electrolysis products
topic Cyclic voltammetry
dyhidroartemisinin
electrochemical reduction
bulk electrolysis
LC-MS
url http://pub.iapchem.org/ojs/index.php/JESE/article/view/652
work_keys_str_mv AT farajaombwayo electrochemicalreductionofartemisininchromatographicidentificationofbulkelectrolysisproducts
AT zahilismazzhichette electrochemicalreductionofartemisininchromatographicidentificationofbulkelectrolysisproducts
AT amosmugweru electrochemicalreductionofartemisininchromatographicidentificationofbulkelectrolysisproducts