4H-1-Benzopyran-4-one,3-hydroxy-7-methoxy-2-(4-methoxyphenyl)-

Modify Date: 2024-01-02 00:38:18

4H-1-Benzopyran-4-one,3-hydroxy-7-methoxy-2-(4-methoxyphenyl)- Structure
4H-1-Benzopyran-4-one,3-hydroxy-7-methoxy-2-(4-methoxyphenyl)- structure
 Common Name 4H-1-Benzopyran-4-one,3-hydroxy-7-methoxy-2-(4-methoxyphenyl)-
CAS Number 13198-99-7 Molecular Weight 298.29000
Density 1.342g/cm3 Boiling Point 476.8ºC at 760mmHg
Molecular Formula C17H14O5 Melting Point N/A
MSDS N/A Flash Point 177.2ºC

 Names

Name 3-hydroxy-7-methoxy-2-(4-methoxyphenyl)chromen-4-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.342g/cm3
Boiling Point 476.8ºC at 760mmHg
Molecular Formula C17H14O5
Molecular Weight 298.29000
Flash Point 177.2ºC
Exact Mass 298.08400
PSA 68.90000
LogP 3.18280
Vapour Pressure 6.7E-10mmHg at 25°C
Index of Refraction 1.63

 Safety Information

HS Code 2914509090

 Synthetic Route

2-Propen-1-one,1-(2-hydroxy-4-methoxyphenyl)-3-(4-methoxyphenyl)- structure

2-Propen-1-one,...

CAS#:2198-19-8

~73%

4H-1-Benzopyran-4-one,3-hydroxy-7-methoxy-2-(4-methoxyphenyl)- Structure

4H-1-Benzopyran...

CAS#:13198-99-7
Literature: Briggs, Malcolm T.; Duncan, Graham L. S.; Thornber, Craig W. Journal of Chemical Research, Miniprint, 1982 , # 9 p. 2461 - 2487
Paeonol structure

Paeonol

CAS#:552-41-0

~%

4H-1-Benzopyran-4-one,3-hydroxy-7-methoxy-2-(4-methoxyphenyl)- Structure

4H-1-Benzopyran...

CAS#:13198-99-7
Literature: Sobottka; Werner; Blaschke; Kiefer; Nowe; Dannhardt; Schapoval; Schenkel; Scriba Archiv der Pharmazie, 2000 , vol. 333, # 7 p. 205 - 210
4-Methoxybenzaldehyde structure

4-Methoxybenzal...

CAS#:123-11-5

~%

4H-1-Benzopyran-4-one,3-hydroxy-7-methoxy-2-(4-methoxyphenyl)- Structure

4H-1-Benzopyran...

CAS#:13198-99-7
Literature: Sobottka; Werner; Blaschke; Kiefer; Nowe; Dannhardt; Schapoval; Schenkel; Scriba Archiv der Pharmazie, 2000 , vol. 333, # 7 p. 205 - 210
Paeonol structure

Paeonol

CAS#:552-41-0
4-Methoxybenzaldehyde structure

4-Methoxybenzal...

CAS#:123-11-5

~%

4H-1-Benzopyran-4-one,3-hydroxy-7-methoxy-2-(4-methoxyphenyl)- Structure

4H-1-Benzopyran...

CAS#:13198-99-7
Literature: Juvale, Kapil; Stefan, Katja; Wiese, Michael European Journal of Medicinal Chemistry, 2013 , vol. 67, p. 115 - 126
1-(ω-chloroacetyl)-2-hydroxy-4-methoxybenzene structure

1-(ω-chloroacet...

CAS#:60965-23-3
4-Methoxybenzaldehyde structure

4-Methoxybenzal...

CAS#:123-11-5

~%

4H-1-Benzopyran-4-one,3-hydroxy-7-methoxy-2-(4-methoxyphenyl)- Structure

4H-1-Benzopyran...

CAS#:13198-99-7
Literature: Gowan et al. Journal of the Chemical Society, 1955 , p. 862,866

 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

3-hydroxy-7,4'-dimethoxyflavone
3-hydroxy-4',7-dimethoxyflavone
7,4'-dimethoxyflavonol
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Chemsrc provides CAS#:13198-99-7 MSDS, density, melting point, boiling point, structure, etc. Its name is 4H-1-Benzopyran-4-one,3-hydroxy-7-methoxy-2-(4-methoxyphenyl)->> amp version: 4H-1-Benzopyran-4-one,3-hydroxy-7-methoxy-2-(4-methoxyphenyl)-

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