7,4'-DIMETHOXYFLAVONE

Names

[ CAS No. ]:
20979-50-4

[ Name ]:
7,4'-DIMETHOXYFLAVONE

[Synonym ]:
4',7-Dimethoxyflavanone
Dimethyldaidzin
4',7-Dimethoxyflavone
7,6-dimethoxy-2-phenyl-4H-1-benzopyran-4-one
7,4'-dimethoxy flavone

Chemical & Physical Properties

[ Density]:
1.242g/cm3

[ Boiling Point ]:
452.8ºC at 760mmHg

[ Melting Point ]:
143-144ºC

[ Molecular Formula ]:
C₁₇H₁₄O₄

[ Molecular Weight ]:
282.29100

[ Flash Point ]:
202.2ºC

[ Exact Mass ]:
282.08900

[ PSA ]:
48.67000

[ LogP ]:
3.47720

[ Vapour Pressure ]:
2.18E-08mmHg at 25°C

[ Index of Refraction ]:
1.598

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%