Quercetin

CAS	117-39-5
Structure
Synonyms	3,5,7,3',4'-Pentahydroxyflavone
IUPAC Name	2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one
Molecular Weight	302.24
Molecular Formula	C15H10O7
Canonical SMILES	C1=CC(=C(C=C1C2=C(C(=O)C3=C(C=C(C=C3O2)O)O)O)O)O
InChI	InChI=1S/C15H10O7/c16-7-4-10(19)12-11(5-7)22-15(14(21)13(12)20)6-1-2-8(17)9(18)3-6/h1-5,16-19,21H
InChI Key	REFJWTPEDVJJIY-UHFFFAOYSA-N
Boiling Point	363.28 °C
Melting Point	316.5 °C
Flash Point	248.1 °C
Purity	95%+
Density	1.3616 g/cm³
Refractive Index	1.4790
pKa	6.31±0.40(Predicted)
Appearance	Solid