Herbacetin
Suppliers
Names
[ CAS No. ]:
527-95-7
[ Name ]:
Herbacetin
[Synonym ]:
3,5,7,8-Tetrahydroxy-2-(4-hydroxyphenyl)-4H-chromen-4-one
8-Hydroxykaempferol
4H-1-Benzopyran-4-one, 3,5,7,8-tetrahydroxy-2-(4-hydroxyphenyl)-
Herbacetin
3,4',5,7,8-Pentahydroxyflavone
3,4´,5,7,8-pentahydroxyflavone
3,5,7,8,4'-pentahydroxyflavone
Chemical & Physical Properties
[ Density]:
1.799
[ Boiling Point ]:
618.7±55.0 °C at 760 mmHg
[ Melting Point ]:
284ºC
[ Molecular Formula ]:
C15H10O7
[ Molecular Weight ]:
302.236
[ Flash Point ]:
239.0±25.0 °C
[ Exact Mass ]:
302.042664
[ PSA ]:
131.36000
[ LogP ]:
1.14
[ Vapour Pressure ]:
0.0±1.9 mmHg at 25°C
[ Index of Refraction ]:
1.823
Safety Information
[ Symbol ]:
GHS06
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H301
[ Precautionary Statements ]:
P301 + P310
[ RIDADR ]:
UN 2811 6.1 / PGIII
[ HS Code ]:
2914501900
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2914501900
[ Summary ]:
2914501900 other ketone-phenols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%