Basic information
CAS NO
117-39-5
EINECS
204-187-1
Molecular Formula
C15H10O6
Molecular Weight
286.2363
English Name
3,3',4',5,7-pentahydroxyflavone
Synonyms
C.I. 75670, C.I. Natural Yellow 10, Quercetin, 3,3,4,5,7-Pentahydroxyflavone (pract), 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-chromen-4-one, 3-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4H-chromen-4-one
Physical and Chemical Properties
Density
1.654g/cm3
Refractive index
1.767
Melting point
314-317℃
Boiling point
616.1°C at 760 mmHg
Flash point
239.5°C
Water Solubility
<0.1 g/100 mL at 21℃
Vapour Pressure
9.03E-16mmHg at 25°C
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