Ideain, the

cyanidin Cyanidin is a natural organic compound. It is a particular type of anthocyanidin (glycoside version called anthocyanin#Structure, anthocyanins). It is a pigment found in many red berries including grapes, bilberry, blackberry, blueberry, cherr ...

3-O-

galactoside A galactoside is a glycoside containing galactose. The H of the OH group on carbon-1 of galactose is replaced by an organic moiety. Depending on whether the glycosidic bond lies "above" or "below" the plane of the galactose molecule, galactosides ...

, is an anthocyanin, a type of plant pigment.

Natural occurrences

Ideain is the main anthocyanin in red-skinned or red-fleshed (for example Weirouge)

apple An apple is a round, edible fruit produced by an apple tree (''Malus'' spp.). Fruit trees of the orchard or domestic apple (''Malus domestica''), the most widely grown in the genus, are agriculture, cultivated worldwide. The tree originated ...

varieties. It is also found in Chinese hawthorn fruits (''

Crataegus ''Crataegus'' (), commonly called hawthorn, quickthorn, thornapple, Voss, E. G. 1985. ''Michigan Flora: A guide to the identification and occurrence of the native and naturalized seed-plants of the state. Part II: Dicots (Saururaceae–Cornacea ...

spp.''). It is also the pigment in the copper beech (cultivar of ''Fagus sylvatica''), that was identified in 1932. While it is only one in the many anthocyanins present in bilberries (''

Vaccinium myrtillus ''Vaccinium myrtillus'' or European blueberry is a Holarctic realm, holarctic species of shrub with edible fruit of blue color, known by the common names bilberry, blaeberry, wimberry, and whortleberry. It is more precisely called common bilberr ...

'') and cranberries ('' Vaccinium macrocarpon''), it is the main anthocyanin in lingonberries ('' Vaccinium vitis-idaea''). '' Quintinia serrata'', the tawheowheo, a species of evergreen trees endemic to New Zealand, has different patterns of anthocyanins ( cyanidin 3-O-glucoside and cyanidin 3-O-galactoside) in its leaves to protect the shade-adapted chloroplasts from direct sun light.Functional role of anthocyanins in the leaves of Quintinia serrata A. Cunn. Kevin S. Gould, Kenneth R. Markham, Richard H. Smith and Jessica J. Goris, J. Exp. Bot., 2000, volume 51, issue 347, pages 1107-1115,

References

External links

Ideain chloride at extrasynthese.com
* {{Anthocyanidin Anthocyanins Flavonoid galactosides