Flavokawain B

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Names

[ CAS No. ]:
1775-97-9

[ Name ]:
Flavokawain B

[Synonym ]:
(E)-1-(2-Hydroxy-4,6-dimethoxyphenyl)-3-phenylprop-2-en-1-one
CARDAMONIN-4'-METHYL ETHER
2'-Hydroxy-4',6'-dimethoxychalcone
2-Propen-1-one, 1-(2-hydroxy-4,6-dimethoxyphenyl)-3-phenyl-, (2E)-
flavokawin B
(2E)-1-(2-Hydroxy-4,6-dimethoxyphenyl)-3-phenyl-2-propen-1-one
(2E)-1-(2-Hydroxy-4,6-dimethoxyphenyl)-3-phenylprop-2-en-1-one
1OR CQ EO1 BV1U1R &&E Form
MFCD00075877
DIMETHOXY-2'-HYDROXYCHALCONE,4',6'
Flavokawain B
Flavokavain B

Chemical & Physical Properties

[ Density]:
1.203±0.06 g/cm3

[ Boiling Point ]:
500.1±50.0 °C at 760 mmHg

[ Melting Point ]:
178-179 ºC (ethanol )

[ Molecular Formula ]:
C17H16O4

[ Molecular Weight ]:
284.306

[ Flash Point ]:
185.8±23.6 °C

[ Exact Mass ]:
284.104858

[ PSA ]:
55.76000

[ LogP ]:
4.01

[ Vapour Pressure ]:
0.0±1.3 mmHg at 25°C

[ Index of Refraction ]:
1.614

[ Storage condition ]:
-20℃

[ Water Solubility ]:
Practically insoluble (0.012 g/L) (25 ºC)

Safety Information

[ HS Code ]:
2914509090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Xanthoxylin
  • Benzaldehyde
  • 5,7-Dimethoxyflavanone
  • 2',4',6'-Trihydroxyacetophenone Monohydrate

DownStream

  • 5,7-DIMETHOXYISOFLAVONE
  • Benzoic acid,2-hydroxy-4,6-dimethoxy-
  • Methyl benzoate
  • Benzaldehyde
  • benzoic acid
  • Pinostrobin
  • Chrysin dimethylether
  • 5-hydroxy-8-iodo-7-methoxy-2-phenyl-chromen-4-one
  • 3,5,7-Trimethoxyflavone

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

  • flavokawain B
  • FLAVOKAWAIN B
  • Coralloidin B
  • cumingianoside B
  • box B-binding factor 2
  • Cyclopenta[b]pyrrole-2-methanol, octahydro-1-methyl-, [2R-(2-alpha-,3a-ba-,6a-ba-)]- (9CI)
  • methyl (3S)-3-(5-fluoro-2-nitrophenyl)-3-hydroxypropanoate
  • 2-Amino-2-(2-methoxy-6-methylpyridin-4-yl)acetic acid
  • 1,1-Difluoro-2-[3-(trifluoromethoxy)phenyl]propan-2-amine
  • Ethyl 3-(cyclopropylamino)-4,4,4-trifluorobutanoate
  • Tert-butyl 3-(cyclopropylamino)-4,4,4-trifluorobutanoate
  • N'-hydroxy-6-nitro-1,3-benzoxazole-2-carboximidamide
  • 2-Bromo-5-(but-3-yn-2-yl)-1,3-dimethylbenzene
  • 2-Amino-3-(5-fluoro-2-hydroxyphenyl)-3-methylbutanoic acid
  • N'-hydroxy-5-nitro-1,3-benzoxazole-2-carboximidamide
  • N'-hydroxy-5,7-dimethyl-1,3-benzoxazole-2-carboximidamide
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