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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
agricultural and biological sciences
Six naphthylisoquinoline alkaloids and a related benzopyranone from a Congolese Ancistrocladus species related to Ancistrocladus congolensis
Phytochemistry, Volume 69, No. 4, Year 2008
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Description
From the roots of a recently discovered Ancistrocladus taxon, with close affinities to Ancistrocladus congolensis regarding molecular ITS sequence data, six naphthylisoquinoline alkaloids, 5′-O-demethylhamatine (2), 5′-O-demethylhamatinine (3), 6-O-demethylancistroealaine A (4), 6,5′-O,O-didemethylancistroealaine A (5), 5-epi-6-O-methylancistrobertsonine A (6), and 5-epi-4′-O-demethylancistrobertsonine C (7), have been isolated, along with a likewise benzopyranone carboxylic acid, 8. The structural elucidation succeeded by chemical, spectroscopic, and chiroptical methods. Their bioactivities were tested against protozoan parasites causing severe tropical diseases. Furthermore, eight known related alkaloids were identified. © 2007 Elsevier Ltd. All rights reserved.
Authors & Co-Authors
Bringmann, Gerhard
Germany, Wurzburg
Julius-maximilians-universität Würzburg
Spuziak, Joanna
Germany, Wurzburg
Julius-maximilians-universität Würzburg
Faber, Johan H.
Germany, Wurzburg
Julius-maximilians-universität Würzburg
Gulder, Tanja
Germany, Wurzburg
Julius-maximilians-universität Würzburg
Kajahn, Inga
Germany, Wurzburg
Julius-maximilians-universität Würzburg
Dreyer, Michael
Germany, Wurzburg
Julius-maximilians-universität Würzburg
Heubl, Günther
Germany, Munich
Ludwig-maximilians-universität München
Brun, Reto
Switzerland, Allschwil
Swiss Tropical and Public Health Institute Swiss Tph
Mudogo, Virima
Democratic Republic Congo, Kinshasa
Universite de Kinshasa
Statistics
Citations: 38
Authors: 9
Affiliations: 4
Identifiers
Doi:
10.1016/j.phytochem.2007.10.027
ISSN:
00319422