O-methylated anthocyanins

thumb|right|UV visible spectrum of malvidin 3-O-glucoside. Oenin is an anthocyanin. It is the 3-O-glucoside of malvidin (malvidin-3-O-glucoside). It is one of the red pigments found in purple grape skins and red wine.

Malvin is a naturally occurring chemical of the anthocyanin family.

chemical compound

'Peonidin-3-O-glucoside' is anthocyanin. It is found in fruits and berries, in red Vitis vinifera grapes and red wine, in red onions and in purple corn. It is dark red to purple in colour.