Flavanols

Catechin is a flavan-3-ol, a type of secondary metabolite providing antioxidant roles in plants. It belongs to the subgroup of polyphenols called flavonoids.

chemical compound

thumb|right|250px|Chemical structure of flavan-3-ol

Gallocatechol or gallocatechin (GC) is a flavan-3-ol, a type of chemical compound including catechin, with the gallate residue being in an isomeric trans position.

Robinetinidol is a flavanol, a type of flavonoids.

Guibourtinidol is a flavan-3-ol. It can be found in the heartwood of Cassia abbreviata.

Fisetinidol is a flavanol, a type of flavonoid.

Meciadanol is a synthetic O-methylated flavanol. It is the 3-O-methylation of catechin.

Mesquitol is a flavan-3-ol, a type of flavonoid.

Afzelechin is a flavan-3-ol, a type of flavonoid. It can be found in Bergenia ligulata ( paashaanbhed in Ayurveda traditional Indian medicine). It exists as at least two major epimers (afzelechin and epiafzelechin).

chemical compound

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'Catechin-7-O-glucoside' is a flavan-3-ol glycoside formed from catechin.