Ermanin

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Names

[ CAS No. ]:
20869-95-8

[ Name ]:
Ermanin

[Synonym ]:
5,7-Dihydroxy-3,4'-dimethoxyflavone
5,7-Dihydroxy-3-methoxy-2-(4-methoxy-; phenyl)-chromen-4-one
5,7-Dihydroxy-3-methoxy-2-(4-methoxyphenyl)-4H-chromen-4-one
3,4'-Dimethoxychrysin
Kaempferol 3,4'-di-O-methyl ether
Ermanin
3',5,7-trihydroxy-3,4'-dimethoxyflavone
4H-1-Benzopyran-4-one, 5,7-dihydroxy-3-methoxy-2-(4-methoxyphenyl)-
Kaempferol-3,4'-dimethylether
kaempferol 3,4'-dimethyl ether
3,4'-dimethoxykaempferol
5,7-dihydroxy-3-methoxy-2-(4-methoxyphenyl)-4-benzopyrone

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
552.0±50.0 °C at 760 mmHg

[ Molecular Formula ]:
C17H14O6

[ Molecular Weight ]:
314.289

[ Flash Point ]:
206.9±23.6 °C

[ Exact Mass ]:
314.079041

[ PSA ]:
89.13000

[ LogP ]:
2.40

[ Vapour Pressure ]:
0.0±1.5 mmHg at 25°C

[ Index of Refraction ]:
1.671

Safety Information

[ Hazard Codes ]:
Xi

[ HS Code ]:
2914509090

Synthetic Route

Precursor & DownStream

Precursor

  • 2-methoxy-1-(2,4,6-trihydroxyphenyl)ethanone
  • Benzoic acid,4-methoxy-, 1,1'-anhydride
  • p-Anisic acid

DownStream

  • Kaempferide
  • Kaempferol
  • 5-(Acetyloxy)-3-methoxy-2-(4-methoxyphenyl)-4-oxo-4H-chromen-7-yl acetate

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

  • Ermanin 7-glucoside
  • 2-((1-((2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)sulfonyl)piperidin-4-yl)oxy)-6-methylpyridine
  • 2-Methyl-6-{[1-(thiophene-2-sulfonyl)piperidin-4-yl]oxy}pyridine
  • 2-Amino-2-(4-isobutylphenyl)acetic acid
  • 2-((1-((2,6-Difluorophenyl)sulfonyl)piperidin-4-yl)oxy)-6-methylpyridine
  • 2-((1-((4-(Tert-butyl)phenyl)sulfonyl)piperidin-4-yl)oxy)-6-methylpyridine
  • 2-Methyl-6-((1-((5,6,7,8-tetrahydronaphthalen-2-yl)sulfonyl)piperidin-4-yl)oxy)pyridine
  • Methyl 3-((4-((6-methylpyridin-2-yl)oxy)piperidin-1-yl)sulfonyl)thiophene-2-carboxylate
  • Methyl 4-((4-((6-methylpyridin-2-yl)oxy)piperidin-1-yl)sulfonyl)benzoate
  • 2-[4-[(N-Cyano-2-fluoro-5-methylanilino)methyl]-1,3-thiazol-2-yl]-N-methylacetamide
  • (4-(6-(2-methyl-1H-imidazol-1-yl)pyrimidin-4-yl)piperazin-1-yl)(2-methyl-6-(1H-pyrazol-1-yl)pyrimidin-4-yl)methanone
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