ChemNet > CAS > 117-39-5 3,3',4',5,7-pentahydroxyflavone

117-39-5 3,3',4',5,7-pentahydroxyflavone

?? ?????	3,3',4',5,7-pentahydroxyflavone
?? ?????	3,3',4',5,7-pentahydroxyflavone;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
????????? ???????	C₁₅H₁₀O₆
???? ????????	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	117-39-5
EINECS	204-187-1
???? ????????
??????	1.654g/cm³
????? ?????	314-317℃
????? ?????	616.1°C at 760 mmHg
???? ?????	1.767
????? ????	239.5°C
?????? ????	<0.1 g/100 mL at 21℃
??? ????	9.03E-16mmHg at 25°C
Hazard ??????	T:Toxic;
??????? ????	R25:Toxic if swallowed.; R40:Possible risks of irreversible effects.;
?????? ?????	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).;

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