Planta Medica 1981-Aug
[About major alkaloids of Strychnos scheffleri from Zaire].
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Leaves and stem barks of S. scheffleri Gilg afforded eight dihydroindole alkaloids. Four tertiary monomers (O-methyl Na-acetylstrychnosplendine, Na-acetylstrychnosplendine, strychnobrasiline and strychnofendlerine) have been isolated from leaf material while stem barks yielded one tertiary monomer (desacetylisoretuline), one tertiary symmetrical dimer (bis-nordihydrotoxiferine) and two quaternary monomers (mavacurine and fluorocurine).