The Flavono-ellagitannins or complex tannins are a class of tannins formed from the complexation of an ellagitannin with a flavonoid. Flavono-ellagitannins can be found in Quercus mongolica var. grosseserrata.[1][2]
- ^ Tannins and related compounds. LXXI. Isolation and characterization of mongolicins A and B, novel flavono-ellagitannins from Quercus mongolica var. grosseserrata. Ishimaru K, Ishimatsu M, Nonaka G, Mihashi K, Iwase Y and Nishioka I, Chemical and pharmaceutical bulletin, 1988, volume 36, no 9, pages 3312-3318, INIST 19798901
- ^ Remarkable Biomimetic Chemoselective Aerobic Oxidation of Flavano-Ellagitannins Found in Oak-Aged Wine. Emilie Petit, Dorothée Lefeuvre, Rémi Jacquet, Laurent Pouységu, Denis Deffieux and Stéphane Quideau, Angewandte Chemie International Edition, 25 October 2013, Volume 52, Issue 44, pages 11530–11533, doi:10.1002/anie.201305839