Propelargonidina es un tanino condensado formado de epiafzelechin. They yield pelargonidin when depolymerized under oxidative conditions.
Propelargonidina puede encontrarse en los rizomas del helecho Drynaria fortunei,Proliferative effects of flavan-3-ols and propelargonidins from rhizomes of Drynaria fortunei on MCF-7 and osteoblastic cells. Eun Ju Chang, Won Jung Lee, Sung Hee Cho and Sang Won Choi, Archives of Pharmacal Research, August 2003, Volume 26, Issue 8, pages 620-630, y en (Fagopyrum esculentum),Identification of galloylated propelargonidins and procyanidins in buckwheat grain and quantification of rutin and flavanols from homostylous hybrids originating from F. esculentum × F. homotropicum. Carolin Ölschläger, Ionela Regos, Friedrich J. Zeller and Dieter Treutter, en el comestiblee Mesembryanthemum edule.LC/ESI-MS/MS characterisation of procyanidins and propelargonidins responsible for the strong antioxidant activity of the edible halophyte Mesembryanthemum edule L. Hanen Falleh, Samia Oueslati, Sylvain Guyot, Alia Ben Dali, Christian Magné, Chedly Abdelly and Riadh Ksouri,
Ejemplos Geranin A y B, se encuentra en Geranium niveum Selligueain A,en el rizoma de Selliguea feei el trimeric propelargonidin epiafzelechin-(4β→8)-epiafzelechin-(4β→8)-4′-O-methyl-(−)-epigallocatechin puede ser aislado de la corteza de Heisteria pallida.A trimeric propelargonidin from stem bark of Heisteria pallida. Verena Dirsch, András Neszmélyia and Hildebert Wagner, Phytochemistry, 3 August 1993, Volume 34, Issue 1, Pages 291–293,
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Categoría:Taninos condensados