CAS 14549-84-9|4H-1-Benzopyran-4-one,2-(3,4-dimethoxyphenyl)-5,7-dihydroxy-3-methoxy-

Introduction：Basic information about CAS 14549-84-9|4H-1-Benzopyran-4-one,2-(3,4-dimethoxyphenyl)-5,7-dihydroxy-3-methoxy-, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	4H-1-Benzopyran-4-one,2-(3,4-dimethoxyphenyl)-5,7-dihydroxy-3-methoxy-
CAS Number	14549-84-9	Molecular Weight	344.31500
Density	1.45g/cm3	Boiling Point	571.1ºC at 760mmHg
Molecular Formula	C₁₈H₁₆O₇	Melting Point	/
MSDS	/	Flash Point	209.7ºC

Names

Name	2-(3,4-dimethoxyphenyl)-5,7-dihydroxy-3-methoxychromen-4-one
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.45g/cm3
Boiling Point	571.1ºC at 760mmHg
Molecular Formula	C₁₈H₁₆O₇
Molecular Weight	344.31500
Flash Point	209.7ºC
Exact Mass	344.09000
PSA	98.36000
LogP	2.89700
Vapour Pressure	1.21E-13mmHg at 25°C
Index of Refraction	1.653
InChIKey	TWMBFWDMMIGYEO-UHFFFAOYSA-N
SMILES	COc1ccc(-c2oc3cc(O)cc(O)c3c(=O)c2OC)cc1OC

Safety Information

HS Code	2914509090

Customs

HS Code	2914509090
Summary	HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Synonyms

UNII-429X56Q8K5

quercetin 3,3',4'-tri-O-methyl ether

Quercetin 3,3',4'-trimethyl ether

2-(3,4-Dimethoxy-phenyl)-5,7-dihydroxy-3-methoxy-chromen-4-on

5,3',4'-trimethoxy flavone

5,7-Dihydroxy-3,3',4'-trimethoxyflavone

2-(3,4-dimethoxy-phenyl)-5,7-dihydroxy-3-methoxy-chromen-4-one

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