3-O-Methylquercetin

SIGMA/90081 - ≥97% (HPLC)

Synonym: 5,7,3′ ,4′ -Tetrahydroxy-3-methoxyflavone; Quercetin 3-O-methyl ether

CAS Number: 1486-70-0
Empirical Formula (Hill Notation): C₁₆H₁₂O₇
Molecular Weight: 316.26
MDL Number: MFCD00210588
Linear Formula: C₁₆H₁₂O₇
Product Type: Chemical

Catalog Number	PKG Qty.	Price	Quantity


45-90081-1MG	1 mg	$323.00 1/EA		Add To Favorites
45-90081-5MG	5 mg	$786.00 1/EA		Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

assay	≥97% (HPLC)
form	powder
InChI	1S/C16H12O7/c1-22-16-14(21)13-11(20)5-8(17)6-12(13)23-15(16)7-2-3-9(18)10(19)4-7/h2-6,17-20H,1H3
InChI key	WEPBGSIAWZTEJR-UHFFFAOYSA-N
Quality Level	100
SMILES string	COC1=C(Oc2cc(O)cc(O)c2C1=O)c3ccc(O)c(O)c3

Biochem/physiol Actions:	3-O-Methylquercetin significantly inhibits cyclic adenosine monophosphate- (cAMP-) and cyclic guanosine monophosphate- (cGMP-) phosphodiesterase activity. It possess anti-inflammatory, bronchodilating properties and used in treatment of asthma. It suppresses the total inflammatory cells, tumor necrosis factor-α (TNF-α) and attenuates the production of interleukins.
Biochem/physiol Actions:	3-O-Methylquercetin is a metabolite in flavone and flavonol biosynthesis. It is a naturally occurring compound present in various plants, and was shown to have potent anticancer-promoting, antioxidant, antiallergy, and antimicrobial activity, and showed strong anti-viral activity inhibition of tomato ringspot virus.
Packaging:	Bottomless glass bottle. Contents are inside inserted fused cone.

Symbol	GHS06
Signal word	Danger
Hazard statements	H301
Precautionary statements	P301 + P310
Hazard Codes	T
Risk Statements	25
Safety Statements	45
RIDADR	UN 2811 6.1 / PGIII
WGK Germany	WGK 3
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

Purity	≥97% (HPLC)
UNSPSC	12352202

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