Pinocembrin
Encyclopedia
Pinocembrin is a flavanone
, a type of flavonoid
. It is an antioxidant
found in damiana
, honey
and propolis
.
It can be further biosynthetized to pinobanksin
, by hydroxylating the C ring.
groups, a phenyl ring, a ketone
. http://www.rdchemicals.com/chemicals.php?mode=details&mol_id=8159
Flavanone
The flavanones are a type of flavonoids. They are generally glycosylated by a disaccharide at position seven to give flavanone glycosides.-List of flavanones:* Butin* Eriodictyol* Hesperetin* Hesperidin* Homoeriodictyol* Isosakuranetin* Naringenin...
, a type of flavonoid
Flavonoid
Flavonoids , are a class of plant secondary metabolites....
. It is an antioxidant
Antioxidant
An antioxidant is a molecule capable of inhibiting the oxidation of other molecules. Oxidation is a chemical reaction that transfers electrons or hydrogen from a substance to an oxidizing agent. Oxidation reactions can produce free radicals. In turn, these radicals can start chain reactions. When...
found in damiana
Damiana
Turnera diffusa, known as damiana, is a shrub native to southwestern Texas in the United States, Central America, Mexico, South America, and the Caribbean. It belongs to the family Passifloraceae....
, honey
Honey
Honey is a sweet food made by bees using nectar from flowers. The variety produced by honey bees is the one most commonly referred to and is the type of honey collected by beekeepers and consumed by humans...
and propolis
Propolis
Propolis is a resinous mixture that honey bees collect from tree buds, sap flows, or other botanical sources. It is used as a sealant for unwanted open spaces in the hive. Propolis is used for small gaps , while larger spaces are usually filled with beeswax. Its color varies depending on its...
.
It can be further biosynthetized to pinobanksin
Pinobanksin
Pinobanksin is an antioxidant bioflavonoid that inhibits peroxidation of low density lipoprotein and it has electron donor properties reducing alpha-tocopherol radicals. It is present in sunflower honey.Pinobanksin can be obtained from pinocembrin....
, by hydroxylating the C ring.
Structure and Chemical Properties
The central foundation of pinocembrin is composed of a double ring structure. Functional groups include 3 hydroxyHydroxy
Hydroxy can refer to:* In chemical nomenclature, the prefix "hydroxy-" shows the presence of a hydroxyl functional group '* An abbreviation for the medication hydroxyzine, which is commonly sold under the brand names Atarax, Ucerax, Serecid, and Vistaril* Hydroxy gas: A nickname for oxyhydrogen, a...
groups, a phenyl ring, a ketone
Ketone
In organic chemistry, a ketone is an organic compound with the structure RCR', where R and R' can be a variety of atoms and groups of atoms. It features a carbonyl group bonded to two other carbon atoms. Many ketones are known and many are of great importance in industry and in biology...
. http://www.rdchemicals.com/chemicals.php?mode=details&mol_id=8159