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

Names

[ CAS No. ]:
13198-99-7

[ Name ]:
4H-1-Benzopyran-4-one,3-hydroxy-7-methoxy-2-(4-methoxyphenyl)-

[Synonym ]:
3-hydroxy-7,4'-dimethoxyflavone
3-hydroxy-4',7-dimethoxyflavone
7,4'-dimethoxyflavonol

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

Click to get detail synthetic route

Precursor & DownStream

Precursor

DownStream

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%