Aromatic glycoside and method for producing the glycoside
AssigneeCAROTENOID-PRODUCTION TECHNOLOGY CORPORATION (CaroProTech)
InventorsKazutoshi Shindo, Norihiko Misawa
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Abstract
To extract, from plants such as freesia, a novel useful substance which is important in the food/pharmaceutical industry and which is expected to be useful for human health. The present inventors have found that an aromatic compound glycoside, which is a novel substance, is produced in a freesia cultivar having yellow petals such as “Ishikawa f2” in the flower thereof. The inventors have further confirmed that the glycoside exhibits an antioxidant effect, a lipid metabolism-improving effect, and a diabetes-ameliorating effect.
Claims20
An extracted flavonoid compound represented by formula (B):
- wherein R1 represents a rhamnose residue, a glucose residue, a glucuronic acid residue, or H;
- R2 represents a rhamnose residue, a glucose residue, H, a glucose residue-glucose residue, a glucose residue-rhamnose residue, or a rhamnose residue-glucose residue.
An extracted flavonoid compound selected from at least one of the following compounds represented by formula (2):
- or a compound represented by formula (1):
- or a compound represented by formula (3):
- or a compound represented by formula (4):
- or a compound represented by formula (5):
- or a compound represented by formula (11):
Dependencies are inferred from the claim text.