6-Hydroxy-2-(4-hydroxyphenyl)-5,7-dimethoxy-4H-chromen-4-one

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Names

[ CAS No. ]:
33028-99-8

[ Name ]:
6-Hydroxy-2-(4-hydroxyphenyl)-5,7-dimethoxy-4H-chromen-4-one

[Synonym ]:
4',6-Dihydroxy-5,7-dimethoxyflavone
scutellarein 5,7-dimethyl ether
6-hydroxy-2-(4-hydroxyphenyl)-5,7-dimethoxychromen-4-one

Chemical & Physical Properties

[ Density]:
1.402g/cm3

[ Boiling Point ]:
586.8ºC at 760 mmHg

[ Molecular Formula ]:
C17H14O6

[ Molecular Weight ]:
314.28900

[ Flash Point ]:
220.8ºC

[ Exact Mass ]:
314.07900

[ PSA ]:
89.13000

[ LogP ]:
2.88840

[ Index of Refraction ]:
1.645

Safety Information

[ HS Code ]:
2914509090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 6-acetoxy-2-(4-acetoxy-phenyl)-3-bromo-5,7-dimethoxy-chroman-4-one

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%