5,7-Dihydroxy-2-(2,4,5-trihydroxyphenyl)-4H-1-benzopyran-4-one
Suppliers
Names
[ CAS No. ]:
1621-84-7
[ Name ]:
5,7-Dihydroxy-2-(2,4,5-trihydroxyphenyl)-4H-1-benzopyran-4-one
[Synonym ]:
5,7,2',4',5'-Pentahydroxyflavone
5,7,3',4',6'-Pentahydroxy-flavon
Isoetin
5,7-dihydroxy-2-(2,4,5-trihydroxyphenyl)chromen-4-one
5,7-dihydroxy-2-(2,4,5-trihydroxy-phenyl)-chromen-4-one
Chemical & Physical Properties
[ Density]:
1.763g/cm3
[ Boiling Point ]:
682.4ºC at 760mmHg
[ Molecular Formula ]:
C15H10O7
[ Molecular Weight ]:
302.23600
[ Flash Point ]:
263.3ºC
[ Exact Mass ]:
302.04300
[ PSA ]:
131.36000
[ LogP ]:
1.98800
[ Vapour Pressure ]:
3E-19mmHg at 25°C
[ Index of Refraction ]:
1.804
Safety Information
[ HS Code ]:
2914501900
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%