3,7-Di-O-methylquercetin

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Names

[ CAS No. ]:
2068-02-2

[ Name ]:
3,7-Di-O-methylquercetin

[Synonym ]:
2-(3,4-dihydroxyphenyl)-5-hydroxy-3,7-dimethoxychromen-4-one
3,7-dimethoxy-3',4',5-trihydroxyflavone
3,7-Di-O-methylquercetin
4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-5-hydroxy-3,7-dimethoxy-
3',4',5-trihydroxy-3,7-dimethoxy-flavone
3,7-O-dimethylquercetin
3,7-dimethoxy-5,3',4'-trihydroxyflavone
3',4',5-Trihydroxy-3,7-dimethoxyflavone
Flavone, 3',4',5-trihydroxy-3,7-dimethoxy-
2-(3,4-Dihydroxyphenyl)-5-hydroxy-3,7-dimethoxy-4H-chromen-4-one
Quercetin-3,7-dimethylether

Chemical & Physical Properties

[ Density]:
1.6±0.1 g/cm3

[ Boiling Point ]:
631.5±55.0 °C at 760 mmHg

[ Melting Point ]:
241-242℃

[ Molecular Formula ]:
C17H14O7

[ Molecular Weight ]:
330.289

[ Flash Point ]:
236.8±25.0 °C

[ Exact Mass ]:
330.073944

[ PSA ]:
109.36000

[ LogP ]:
2.59

[ Vapour Pressure ]:
0.0±1.9 mmHg at 25°C

[ Index of Refraction ]:
1.701

Safety Information

[ HS Code ]:
2914509090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • diazomethane
  • Quercetin
  • methyl iodide
  • Methanol
  • Carbon tetrachloride
  • Ethanol
  • metaboric acid

DownStream

  • beta-Rhamnocitrin

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%

Related Compounds

  • 3,7-di-O-benzyl-kaempferol
  • 3,7-Di-O-methylducheside A
  • Quercetin 3,7-di-O-rhamnopyranoside
  • Kaempferol 3,7-di-O-glucoside
  • quercetin-3,7-di-O-β-D-glucopyranoside-4'-O-α-L-rhamnopyranoside
  • 3,5-DIMETHOXY-7,3',4'-TRIHYDROXYFLAVONE
  • N-[2-(2-methyl-1,3-thiazol-4-yl)ethyl]-2-(methylsulfanyl)pyridine-3-carboxamide
  • 1-(4-Fluorophenyl)-3-(1-(methylsulfonyl)-1,2,3,4-tetrahydroquinolin-7-yl)urea
  • 1-(3-Methoxyphenyl)-3-(1-(methylsulfonyl)-1,2,3,4-tetrahydroquinolin-7-yl)urea
  • N-(2-(1H-pyrazol-1-yl)ethyl)-N-(benzo[d]thiazol-2-yl)-2-(o-tolyloxy)acetamide
  • N-(4-chloro-3-{5H,6H,7H,8H,9H-[1,2,4]triazolo[4,3-a]azepin-3-yl}phenyl)-2-phenylethene-1-sulfonamide
  • N-(2-(1H-pyrazol-1-yl)ethyl)-N-(benzo[d]thiazol-2-yl)-2-(2-fluorophenoxy)acetamide
  • N-(4-chloro-2-fluorophenyl)-4-methyl-6-(methylsulfanyl)-2-(propan-2-yl)pyrimidine-5-carboxamide
  • 1-(4-Chlorobenzyl)-3-(1-(methylsulfonyl)-1,2,3,4-tetrahydroquinolin-7-yl)urea
  • N-(2-bromo-4-methylphenyl)-4-methyl-6-(methylsulfanyl)-2-(propan-2-yl)pyrimidine-5-carboxamide
  • N-(4-chloro-2-methoxy-5-methylphenyl)-4-methyl-6-(methylsulfanyl)-2-(propan-2-yl)pyrimidine-5-carboxamide
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