5,7-Dihydroxy-3,4',8-trimethoxyflavone

Names

[ Name ]:
5,7-Dihydroxy-3,4',8-trimethoxyflavone

[Synonym ]:
5,7-Dihydroxy-3,4',8-trimethoxyflavone
5,7-Dihydroxy-3,8,4'-trimethoxyflavone
4H-1-Benzopyran-4-one, 5,7-dihydroxy-3,8-dimethoxy-2-(4-methoxyphenyl)-
W1654
3,8,4'-Trimethylherbacetin
5,7-Dihydroxy-3,8-dimethoxy-2-(4-methoxyphenyl)-4H-chromen-4-one
Herbacetin 3,8,4'-trimethyl ether

Biological Activity

[Description]:

5,7-Dihydroxy-3,4',8-trimethoxyflavone (Substance E) can be isolated from Conyza stricta Willd[1].

[Related Catalog]:

Research Areas >> Others

Signaling Pathways >> Others >> Others

[References]

[1]. Sheela Tanduo, et al. conyzatin-a new flavone from conyza strict. Phytochemistry. 1977, Vol. 16, PP. 1455-1456.

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
577.3±50.0 °C at 760 mmHg

[ Molecular Formula ]:
C₁₈H₁₆O₇

[ Molecular Weight ]:
344.32

[ Flash Point ]:
212.2±23.6 °C

[ Exact Mass ]:
344.089600

[ PSA ]:
98.36000

[ LogP ]:
1.66

[ Vapour Pressure ]:
0.0±1.7 mmHg at 25°C

[ Index of Refraction ]:
1.654

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2932999099

Synthetic Route

Click to get detail synthetic route

Customs

[ HS Code ]: 2932999099

[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%