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

Names

[ Name ]:
5,7-Dihydroxy-3',4',5'-trimethoxyflavone

[Synonym ]:
tricetin 3',4',5'-trimethyl ether
5,7-Dihydroxy-3',4',5'-trimethoxyflavone
3',4',5'-trimethyltricetin
5,7-dihydroxy-2-(3,4,5-trimethoxyphenyl)chromen-4-one

Chemical & Physical Properties

[ Density]:
1.387g/cm3

[ Boiling Point ]:
562.4ºC at 760mmHg

[ Melting Point ]:
266-276ºC

[ Molecular Formula ]:
C₁₈H₁₆O₇

[ Molecular Weight ]:
344.31500

[ Flash Point ]:
206.2ºC

[ Exact Mass ]:
344.09000

[ PSA ]:
98.36000

[ LogP ]:
2.89700

[ Vapour Pressure ]:
2.96E-13mmHg at 25°C

[ Index of Refraction ]:
1.627

Safety Information

[ Hazard Codes ]:
Xi

[ 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%