4H-1-Benzopyran-4-one,2-(3,4-dimethoxyphenyl)-3-hydroxy-5,7-dimethoxy-

Modify Date: 2024-01-09 10:51:15

4H-1-Benzopyran-4-one,2-(3,4-dimethoxyphenyl)-3-hydroxy-5,7-dimethoxy- structure	Common Name	4H-1-Benzopyran-4-one,2-(3,4-dimethoxyphenyl)-3-hydroxy-5,7-dimethoxy-
	CAS Number	1244-78-6	Molecular Weight	358.34200
	Density	1.325g/cm3	Boiling Point	550.9ºC at 760mmHg
	Molecular Formula	C₁₉H₁₈O₇	Melting Point	195.6 °C
	MSDS	N/A	Flash Point	198.3ºC

Name	quercetin 5,7,3',4'-tetramethyl ether
Synonym	More Synonyms

Density	1.325g/cm3
Boiling Point	550.9ºC at 760mmHg
Melting Point	195.6 °C
Molecular Formula	C₁₉H₁₈O₇
Molecular Weight	358.34200
Flash Point	198.3ºC
Exact Mass	358.10500
PSA	87.36000
LogP	3.20000
Vapour Pressure	5.7E-13mmHg at 25°C
Index of Refraction	1.6

Hazard Codes	Xn
HS Code	2914509090

Precursor 10
CAS#:58528-03-3 5,7,3',4'-O-tet... CAS#:855-97-0 5,7,3',4'-Tetra... CAS#:1247-97-8 Quercetin 3,5,7... CAS#:10496-67-0 2''-HYDROXY-3,4...
CAS#:76650-20-9 (E)-3-(3,4-dime... CAS#:29080-58-8 5-Hydroxy-3',4'... CAS#:120-14-9 veratraldehyde CAS#:832-58-6 2',4',6'-Trimet...
CAS#:186581-53-3 diazomethane CAS#:6743-92-6 Isorhamnetin 3-...
DownStream 6
CAS#:117-39-5 Quercetin CAS#:2150-41-6 METHYL 2,4-DIME... CAS#:51116-92-8 Benzoicacid, 2-... CAS#:1245-15-4 Retusin
CAS#:1247-97-8 Quercetin 3,5,7... CAS#:7380-44-1 3,7,3',4'-TETRA...

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%

2-(3,4-dimethoxyphenyl)-3-hydroxy-5,7-dimethoxychromen-4-one

3-hydroxy-3',4',5,7-tetramethoxyflavone

5,7,3',4'-tetra-O-methylquercetin