Kumatakenin
Suppliers
Names
[ CAS No. ]:
3301-49-3
[ Name ]:
Kumatakenin
[Synonym ]:
Flavone, 4',5-dihydroxy-3,7-dimethoxy-
4H-1-Benzopyran-4-one, 5-hydroxy-2-(4-hydroxyphenyl)-3,7-dimethoxy-
kaempferol-3,7-dimethylether
kaempferol 3,7
5-Hydroxy-2-(4-hydroxyphenyl)-3,7-dimethoxy-4H-chromen-4-one
Jaranol
Kumatakillin
5-Hydroxy-2-(4-hydroxy-phenyl)-3,7-dimethoxy-chromen-4-one
5,4'-dihydroxy-3,7-dimethoxyflavone
4',5-dihydroxy-3,7-dimethoxyflavone
Kumatakenin
Chemical & Physical Properties
[ Density]:
1.5±0.1 g/cm3
[ Boiling Point ]:
578.4±50.0 °C at 760 mmHg
[ Molecular Formula ]:
C17H14O6
[ Molecular Weight ]:
314.289
[ Flash Point ]:
217.4±23.6 °C
[ Exact Mass ]:
314.079041
[ PSA ]:
89.13000
[ LogP ]:
2.79
[ Vapour Pressure ]:
0.0±1.7 mmHg at 25°C
[ Index of Refraction ]:
1.671
Safety Information
[ Hazard Codes ]:
Xi
[ HS Code ]:
2914509090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
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%