Ideain, the

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

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 an edible fruit produced by an apple tree (''Malus domestica''). Apple fruit tree, trees are agriculture, cultivated worldwide and are the most widely grown species in the genus ''Malus''. The tree originated in Central Asia, wh ...

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 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 bilberry or blue whortle ...

'') and cranberries (''

Vaccinium macrocarpon ''Vaccinium macrocarpon'' (also called large cranberry, American cranberry and bearberry) is a North American species of cranberry of the subgenus '' Oxycoccus'' and genus ''Vaccinium''. The name cranberry, comes from shape of the flower stam ...

''), it is the main anthocyanin in lingonberries (''

Vaccinium vitis-idaea ''Vaccinium vitis-idaea'', the lingonberry, partridgeberry, mountain cranberry or cowberry, is a small evergreen shrub in the heath family Ericaceae, that bears edible fruit. It is native to boreal forest and Arctic tundra throughout the Norther ...

''). ''

Quintinia serrata ''Quintinia serrata'', the tawheowheo, is a species of evergreen trees in the genus ''Quintinia ''Quintinia'' is a genus of about 25 evergreen trees and shrubs native to the Philippines, New Guinea, New Zealand, New Caledonia, Vanuatu and Aust ...

'', the tawheowheo, a species of evergreen trees endemic to New Zealand, has different patterns of anthocyanins (

cyanidin 3-O-glucoside Chrysanthemin is an anthocyanin. It is the 3- glucoside of cyanidin. Natural occurrences Chrysanthemin can be found in the roselle plant (''Hibiscus sabdariffa'', Malvaceae), different Japanese angiosperms, ''Rhaponticum'' (Asteraceae), The ...

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