Galangin

Galangin
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Names
	IUPAC name 3,5,7-trihydroxy-2-phenylchromen-4-one
	Other names Norizalpinin; 3,5,7-Trihydroxyflavone; 3,5,7-triOH-Flavone
Identifiers
CAS Number	548-83-4
ChEBI	CHEBI:5262
ChEMBL	ChEMBL309490
ChemSpider	4444935
IUPHAR/BPS	410
Jmol 3D model	Interactive image
KEGG	C10044
PubChem	5281616
UNII	142FWE6ECS
	InChI InChI=1S/C15H10O5/c16-9-6-10(17)12-11(7-9)20-15(14(19)13(12)18)8-4-2-1-3-5-8/h1-7,16-17,19H Key: VCCRNZQBSJXYJD-UHFFFAOYSA-N ; InChI=1/C15H10O5/c16-9-6-10(17)12-11(7-9)20-15(14(19)13(12)18)8-4-2-1-3-5-8/h1-7,16-17,19H Key: VCCRNZQBSJXYJD-UHFFFAOYAC ;
	SMILES O=C1c3c(O/C(=C1/O)c2ccccc2)cc(O)cc3O ;
Properties
Chemical formula	C15H10O5
Molar mass	270.24 g/mol
Density	1.579 g/mL
Melting point	214 to 215 °C (417 to 419 °F; 487 to 488 K)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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	Infobox references

Galangin is a flavonol, a type of flavonoid. It is found in high concentrations in Alpinia officinarum (lesser galangal)^[1] and Helichrysum aureonitens.^[2] It is also found in the galangal rhizome (Alpinia galanga)^[3] and in propolis.^[4] Galangin has been shown to have in vitro antibacterial^[5]^[6] and antiviral activity.^[7] The flavonol also inhibits the growth of breast tumor cells in vitro.^[8]^[9]

References

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