Violdelphin is an
anthocyanin
Anthocyanins (), also called anthocyans, are solubility, water-soluble vacuole, vacuolar pigments that, depending on their pH, may appear red, purple, blue, or black. In 1835, the German pharmacist Ludwig Clamor Marquart named a chemical compou ...
, a plant pigment, has been found in the purplish blue flower of ''
Aconitum chinense'', in the blue flowers in the genus ''
Campanula
''Campanula'' () is the type genus of the Campanulaceae family (biology), family of flowering plants. ''Campanula'' are commonly known as bellflowers and take both their common and scientific names from the bell-shaped flowers—''campanula'' i ...
'' and in the blue flowers of ''
Delphinium hybridum''.
[Structure of Violdelphin, an Anthocyanin from Violet Flower of Delphinium hybridum. Tadao Kondo, Kaori Oki, Kumi Yoshida and Toshio Goto, Chemistry Letters,1990, Vol. 19, No. 1, pages 137-138, ] It is a flavenoid natural product, incorporating two
p-hydroxy benzoic acid residues, one
rutinoside
Rutinose is the disaccharide also known as 6-''O''-α-L- rhamnosyl-D-glucose (C12H22O10) that is present in some flavonoid glycosides. It is prepared from rutin by hydrolysis
Hydrolysis (; ) is any chemical reaction in which a molecule of wat ...
and two
glucoside
A glucoside is a glycoside that is chemically derived from glucose. Glucosides are common in plants, but rare in animals. Glucose is produced when a glucoside is hydrolysed by purely chemical means, or decomposed by fermentation or enzymes.
Th ...
s associated with a
delphinidin
Delphinidin (also delphinidine) is an anthocyanidin, a primary plant pigment, and also an antioxidant. Delphinidin gives blue hues to flowers in the genera ''Viola'' and ''Delphinium''. It also gives the blue-red color of the grape variety Cab ...
.
References
{{Anthocyanidin
Anthocyanins