ChemicalBook >> CAS DataBase List >>5-O-Methyl Quercetin;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one

5-O-Methyl Quercetin;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one

5-O-Methyl Quercetin;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one structure

CAS No.: 529-51-1

Chemical Name:: 5-O-Methyl Quercetin;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one

Synonyms: AZALEATIN;5-O-Methylquercetin;Quercetin 5-Methyl Ether;Azaleatin, 10 mM in DMSO;5-METHOXY-3,3',4',7-TETRAHYDROXYFLAVONE;3,3',4',7-TETRAHYDROXY-5-METHOXYFLAVONE;Azaleatin, 98%, from Rhododendron mariesii Hemsl. et Wils.;2-(3,4-Dihydroxyphenyl)-3,7-dihydroxy-5-methoxychromen-4-one;2-(3,4-Dihydroxyphenyl)-3,7-dihydroxy-5-methoxy-4H-chromen-4-one;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one

CBNumber:: CB5406225

Molecular Formula:: C16H12O7

Molecular Weight:: 316.26

MDL Number:: MFCD00017427

MOL File:: 529-51-1.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-04-21 10:56:36

Product description	Number	Pack Size	Price
5-O-MethylQuercetin	M326550	5mg	$195
5-O-Methyl Quercetin	017393	5mg	$496
AZALEATIN 95.00%	PXT0002140	5MG	$503.21
5-O-Methyl quercetin	FM25557	25mg	$625
2-(3,4-Dihydroxycyclohexa-2,4-dien-1-yl)-3,7-dihydroxy-5-methoxy-4H-chromen-4-one 95+%	098360	1g	$990
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Request For Quotation

5-O-Methyl Quercetin;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one Properties

Melting point	322℃
Boiling point	657.3±55.0 °C(Predicted)
Density	1.634±0.06 g/cm3(Predicted)
storage temp.	Store at -20°C
form	Solid
pka	6.46±0.40(Predicted)
color	Off-white to light yellow
FDA UNII	SO52512D8G

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H302-H315-H319-H335
Precautionary statements	P261-P264-P270-P271-P280-P301+P312-P302+P352-P304+P340-P305+P351+P338-P330-P332+P313-P337+P313-P362-P403+P233-P405-P501

5-O-Methyl Quercetin;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one price More Price(16)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TRC	M326550	5-O-MethylQuercetin	529-51-1	5mg	$195	2021-12-16	Buy
Usbiological	017393	5-O-Methyl Quercetin	529-51-1	5mg	$496	2021-12-16	Buy
American Custom Chemicals Corporation	PXT0002140	AZALEATIN 95.00%	529-51-1	5MG	$503.21	2021-12-16	Buy
Biosynth Carbosynth	FM25557	5-O-Methyl quercetin	529-51-1	25mg	$625	2021-12-16	Buy
Matrix Scientific	098360	2-(3,4-Dihydroxycyclohexa-2,4-dien-1-yl)-3,7-dihydroxy-5-methoxy-4H-chromen-4-one 95+%	529-51-1	1g	$990	2021-12-16	Buy

Product number	Packaging	Price	Buy
M326550	5mg	$195	Buy
017393	5mg	$496	Buy
PXT0002140	5MG	$503.21	Buy
FM25557	25mg	$625	Buy
098360	1g	$990	Buy

5-O-Methyl Quercetin;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one Chemical Properties,Uses,Production

Uses

As O-Methylated analogue of the flavanoid Quercertin (Q509500), 5-O-Methyl Quercetin;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one is a small molecule inhibitor of NADPH Oxidase 4 enzyme. It is used in studies of flavonoid structure requirement for the increment of ocular blood flow in the rabbit and retinal function recovery in rat eyes.

Uses

O-Methylated analogue of the flavanoid Quercertin (Q509500). It is a small molecule inhibitor of NADPH Oxidase 4 enzyme. It is used in studies of flavonoid structure requirement for the increment of ocular blood flow in the rabbit and retinal function recovery in rat eyes.

Definition

ChEBI: A monomethoxyflavone that is quercetin in which the hydroxy group at position 5 is replaced by a methoxy group.

IC 50

DPP-4

5-O-Methyl Quercetin;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one Preparation Products And Raw materials

Raw materials

Preparation Products

5-O-Methyl Quercetin;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one Suppliers

Global( 69)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Chengdu GLP biotechnology Co Ltd	028-87075086 13350802083	scglp@glp-china.com	CHINA	1824	58
Chengdu Biopurify Phytochemicals Ltd.	+86-28-82633860; +8618080483897	sales@biopurify.com	China	3751	58
Shaanxi Dideu Medichem Co. Ltd	+86-29-87569266 +86-17392581500	1015@dideu.com	China	3992	58
TargetMol Chemicals Inc.	+1-781-999-5354; +17819995354	marketing@targetmol.com	United States	32467	58
TargetMol Chemicals Inc.	+1-781-999-5354;	support@targetmol.com	United States	39040	58
Mensura Group Limited	18780014153	1058503172@qq.com	China	2900	58
J & K SCIENTIFIC LTD.	18210857532; 18210857532	jkinfo@jkchemical.com	China	96815	76
Chemsky (shanghai) International Co.,Ltd	021-50135380	shchemsky@sina.com	China	15402	60
Chengdu Biopurify Phytochemicals Ltd.	+86-028-82633397 18982077548	cwb1@biopurify.cn	China	2376	60
Bide Pharmatech Ltd.	400-400-164-7117 18317119277	product02@bidepharm.com	China	39999	60

Supplier	Advantage
Chengdu GLP biotechnology Co Ltd	58
Chengdu Biopurify Phytochemicals Ltd.	58
Shaanxi Dideu Medichem Co. Ltd	58
TargetMol Chemicals Inc.	58
TargetMol Chemicals Inc.	58
Mensura Group Limited	58
J & K SCIENTIFIC LTD.	76
Chemsky (shanghai) International Co.,Ltd	60
Chengdu Biopurify Phytochemicals Ltd.	60
Bide Pharmatech Ltd.	60

View Lastest Price from 5-O-Methyl Quercetin;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2026-04-21	Azaleatin 529-51-1	US $100.00-372.00 / mg		99.05%	10g	TargetMol Chemicals Inc.

Azaleatin
529-51-1
US $100.00-372.00 / mg
99.05%
TargetMol Chemicals Inc.

5-O-Methyl Quercetin;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one Spectrum

5-O-Methyl Quercetin;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one(529-51-1)¹HNMR

529-51-1(5-O-Methyl Quercetin;2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one)Related Search:

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1of4

AZALEATIN 3,3',4',7-TETRAHYDROXY-5-METHOXYFLAVONE 5-METHOXY-3,3',4',7-TETRAHYDROXYFLAVONE 5-O-Methylquercetin 2-(3,4-Dihydroxyphenyl)-3,7-dihydroxy-5-methoxychromen-4-one 2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-5-Methoxy-4H-1-benzopyran-4-one Quercetin 5-Methyl Ether 2-(3,4-Dihydroxycyclohexa-2,4-dien-1-yl)-3,7-dihydroxy-5-methoxy-4H-chromen-4-one Azaleatin, 98%, from Rhododendron mariesii Hemsl. et Wils. 4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-3,7-dihydroxy-5-methoxy- 2-(3,4-Dihydroxyphenyl)-3,7-dihydroxy-5-methoxy-4H-chromen-4-one Rhododendron,DPP,Inhibitor,Azaleatin,dipeptidyl,diabetes,inhibit,O-methylated,obesity,peptidase-IV,flavonol,Dipeptidyl Peptidase,type-2 Azaleatin, 10 mM in DMSO 529-51-1 Aromatics Heterocycles Inhibitors Intermediates & Fine Chemicals Pharmaceuticals Flavanols