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| CAS No.: | 520-34-3 |
|---|---|
| Name: | DIOSMETIN |
| Molecular Structure: | |
|
|
|
| Formula: | C16H12O6 |
| Molecular Weight: | 300.268 |
| Synonyms: | Diosmetin(6CI);Flavone, 3',5,7-trihydroxy-4'-methoxy- (7CI,8CI);3',5,7-Trihydroxy-4'-methoxyflavone;4'-Methylluteolin;Diosmetol;Luteolin 4'-methylether;Pillon; |
| EINECS: | 208-291-8 |
| Density: | 1.512 g/cm3 |
| Melting Point: | 256-258 °C |
| Boiling Point: | 576.7 °C at 760 mmHg |
| Flash Point: | 220.3 °C |
| Solubility: | 19μg/L at 20℃ |
| Appearance: | Yellow powder |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 22 |
| Safety: | 24/25 |
| PSA: | 100.13000 |
| LogP: | 2.58540 |
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Chemistry
IUPAC Name: 5,7-dihydroxy-2-(3-hydroxy-4-methoxyphenyl)chromen-4-one
Empirical Formula: C16H12O6
Molecular Weight: 300.2629g/mol
EINECS: 208-291-8
Structure of 4H-1-Benzopyran-4-one,5,7-dihydroxy-2-(3-hydroxy-4-methoxyphenyl)- (CAS NO.520-34-3):
Index of Refraction: 1.697
Molar Refractivity: 76.53 cm3
Molar Volume: 198.5 cm3
Polarizability: 30.33×10-24cm3
Surface Tension: 72.8 dyne/cm
Density: 1.512 g/cm3
Flash Point: 220.3 °C
Enthalpy of Vaporization: 89.55 kJ/mol
Melting Point: 256-258°C
Boiling Point: 576.7 °C at 760 mmHg
Vapour Pressure: 6.73E-14 mmHg at 25°C
Product Categories: Tetra-substituted Flavones;Intermediates & Fine Chemicals;Metabolites & Impurities;Pharmaceuticals
Canonical SMILES: COC1=C(C=C(C=C1)C2=CC(=O)C3=C(C=C(C=C3O2)O)O)O
InChI: InChI=1S/C16H12O6/c1-21-13-3-2-8(4-10(13)18)14-7-12(20)16-11(19)5-9(17)6-15(16)22-14/h2-7,17-19H,1H3
InChIKey: MBNGWHIJMBWFHU-UHFFFAOYSA-N
Uses
A metabolite of Apigenin. Antibacterial.
Safety Profile
Hazard Codes: 
Xi
Specification
4H-1-Benzopyran-4-one,5,7-dihydroxy-2-(3-hydroxy-4-methoxyphenyl)- , its cas register number is 520-34-3. It also can be called 5,7,3'-Trihydroxy-4'-methoxyflavone ; Diosmetin ; UNII-TWZ37241OT . 4H-1-Benzopyran-4-one,5,7-dihydroxy-2-(3-hydroxy-4-methoxyphenyl)- (CAS NO.520-34-3) is a yellow powder.