Assertion: ligand's group | /r/HasProperty | catechin
Facets:
Source sentences:
text: These results confirm the importance of the flavonoid B-ring catechol structure (rutin, catechin and luteolin), the presence of 3-hydroxyl free or glycosylated group (catechin and rutin), and the 2,3-double bond conjugated with a 4-oxo function (rutin and luteolin), as being responsible for electron delocation between the A and B flavonoid rings, stabilizing the aroxyl radical after hydrogen donation by ABTS•