- Jul 30, 2017 -
Gibberellin contains gibberellin skeleton, its chemical structure is more complex, is a diterpene compounds. The precursor of gibberellin in higher plants is generally considered to be kauri. The basic structure of gibberellin is gibberellin, with 4 rings. In gibberellin, due to double bond, hydroxyl number and location of different, the formation of a variety of gibberellin. Free gibberellin is a 1, 2 or tricarboxylic acid with 19C or 20C. Binding gibberellin is mostly glucoside or glucosyl ester, soluble in water.