Quercetin - 3,5,7,3',4' - pentamethylether CAS No.1247-97-8 / Cat No.EBD48274
3,5,7,3',4'-pentamethoxyflavone
quercetin-3,5,7,3',4'-pentamethyl ether
quercetin-3,5,7,3',4'
pentamethoxyquercetin
quercetinpentamethylether
pentamethylquercetin
2-(3,4-dimethoxyphenyl)-3,5,7-trimethoxy-4h-1-benzopyran-4-one
QUERCETIN-3,5,7,3',4'-PENTAMETHYL ETHER
3,5,7,3',4'-PENTAMETHOXYFLAVONE
QUERCETIN-3,5,7,3',4'
Pentamethoxyquercetin
QUERCETINPENTAMETHYLETHER
PENTAMETHYLQUERCETIN
2-(3,4-dimethoxyphenyl)-3,5,7-trimethoxy-4H-chromen-4-one
2-(3,4-dimethoxyphenyl)-3,5,7-trimethoxy-4H-chromen-4-one
3,3',4',5,7-Pentamethoxyflavone
4H-1-benzopyran-4-one, 2-(3,4-dimethoxyphenyl)-3,5,7-trimethoxy-
2-(3,4-Dimethoxy-phenyl)-3,5,7-trimethoxy-chromen-4-one
Quercetin - 3,5,7,3',4' - pentamethylether
QUERCETIN-3,5,7,3',4'
Pentamethoxyquercetin
QUERCETINPENTAMETHYLETHER
PENTAMETHYLQUERCETIN
2-(3,4-dimethoxyphenyl)-3,5,7-trimethoxy-4H-chromen-4-one
Properties
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Density:
1.29 g/cm3
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Melting point:
152-156°C
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Boiling point:
561.9 °C at 760 mmHg
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Flashing point:
246.9 °C
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Vapour pressure:
1.18E-12mmHg at 25°C
NMR Spectrum
Prediction： 1H NMR (500 MHz, CDCl3) delta 7.69 (s, 1H), 7.67 (d, J = 2.1 Hz, 1H), 6.96 (d, J = 8.3 Hz, 1H), 6.48 (d, J = 2.3 Hz, 1H), 6.33 (d, J = 2.3 Hz, 1H), 3.94 (s, 9H), 3.88 (s, 3H), 3.86 (s, 3H)
1H NMR
13C NMR
