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

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Names

[ CAS No. ]:
5128-43-8

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

[Synonym ]:
4H-1-Benzopyran-4-one, 5,7-bis(acetyloxy)-3,8-dimethoxy-2-(4-methoxyphenyl)-
5,7-dihydroxy-3,4',8-trimethoxyflavone diacetate
5,7-Diacetoxy-3,8,4'-trimethoxy-flavon
5,7-diacetoxy-3-pyridin-3-yl-chromen-2-one
3,8-Dimethoxy-2-(4-methoxyphenyl)-4-oxo-4H-chromene-5,7-diyl diacetate
3-O-Methyl-prudomestin-diacetat

Chemical & Physical Properties

[ Density]:
1.4±0.1 g/cm3

[ Boiling Point ]:
599.1±50.0 °C at 760 mmHg

[ Molecular Formula ]:
C22H20O9

[ Molecular Weight ]:
428.389

[ Flash Point ]:
260.3±30.2 °C

[ Exact Mass ]:
428.110718

[ PSA ]:
110.50000

[ LogP ]:
0.93

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

[ Index of Refraction ]:
1.593

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2915390090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 5,7-Dihydroxy-3,4',8-trimethoxyflavone
  • Ethanoic anhydride

DownStream

Customs

[ HS Code ]: 2915390090

[ Summary ]:
2915390090. esters of acetic acid. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:5.5%. General tariff:30.0%

Related Compounds

  • 5,7-Dihydroxy-3,4',8-trimethoxyflavone
  • 5,7-diacetoxy-3,8-dimethoxy-2-(3,4,5-trimethoxy-phenyl)-chromen-4-one
  • 5,7-diacetoxy-3-(4-acetoxy-phenyl)-chroman-4-one
  • 3-O-Methylquercetin tetraacetate
  • 3,4',8-trimethoxy-5,7-bis(tosyloxy)flavone
  • 5,7-Dihydroxy-3,8,3',4'-tetramethoxyflavone