Marein
Encyclopedia
Marein is an chalconoid
Chalconoid
Chalconoids, also known as chalcones, are natural phenols related to chalcone. They form the central core for a variety of important biological compounds. They show antibacterial, antifungal, antitumor and anti-inflammatory properties...

, a type of natural phenol. It is the 4'-O-glucoside
Glucoside
A glucoside is a glycoside that is 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....

 of okanin
Okanin
Okanin is a chalconoid. It can be found in the plant Bidens pilosa .-Glycosides / Acetylations:Marein is the 4'-O-glucoside of okanin.Methylated okanin derivatives can be isolated from Bidens torta...

. It can be found in Coreopsis maritima
Coreopsis maritima
Coreopsis maritima is a plant species of the genus Coreopsis in Asteraceae. Coreopsis species are commonly called tickseeds. This species is a perennial that grows 10–40 cm tall but sometimes to 80 cm...

. It is an anthochlor pigment, a kind of yellow pigment.

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