CAS No: 117-39-5, Chemical Name: 3,3',4',5,7-pentahydroxyflavone
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117-39-5 3,3',4',5,7-pentahydroxyflavone

product 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
Molecular Formula C15H10O6
Molecular Weight 286.2363
InChI InChI=1/C15H10O6/c16-8-4-12(19)14-13(5-8)21-6-9(15(14)20)7-1-2-10(17)11(18)3-7/h1-6,16-19H
CAS Registry Number 117-39-5
EINECS 204-187-1
Molecular Structure 117-39-5 3,3',4',5,7-pentahydroxyflavone
Density 1.654g/cm3
Melting point 314-317℃
Boiling point 616.1°C at 760 mmHg
Refractive index 1.767
Flash point 239.5°C
Water solubility <0.1 g/100 mL at 21℃
Vapour Pressur 9.03E-16mmHg at 25°C
Hazard Symbols  T:Toxic;
Risk Codes R25:Toxic if swallowed.;
R40:Possible risks of irreversible effects.;
Safety Description S28:After contact with skin, wash immediately with plenty of ...;
S45:In case of accident of if you feel unwell, seek medical advice immediately (show the label where possible).;