4′,5-Dihydroxy-7-methoxyflavone
Structural formula
| Business number | 04TV |
|---|---|
| Molecular formula | C16H12O5 |
| Molecular weight | 284.26 |
| label |
4′,5-dihydroxy-7-methoxyflavone, genaigenin, 5,4′-dihydroxy-7-methoxyflavone, 5,4′-DIHYDROXY-7-METHOXYFLAVONE, 4′,5-DIHYDROXY-7-METHOXYFLAVONE, 7-METHOXYAPIGENIN, GENKWANIN, APIGENIN-7-METHYL ETHER, 7-Methylapigenin, 7-O-Methylapigenin, Apigenin 7-O-Methyl Ether |
Numbering system
CAS number:437-64-9
MDL number:MFCD00017452
EINECS number:None
RTECS number:None
BRN number:292549
PubChem ID:None
Physical property data
一 , physical property data
Traits ：Not available
Density (g/mL,25/4℃): Not available
Relative Vapor density (g/mL, air=1)：Not available
Melting point (ºC): 290-292
Boiling point (ºC, normal pressure): Not available
Boiling point (ºC, 5.2kPa): Not available
Refraction Rate: Not available
Flash Point (ºC): Not available
Optical rotation (º): Not available
Spontaneous combustion Point or ignition temperature (ºC): Not available
Steam Pressure (kPa, 25ºC): Not available
saturated Vapor pressure (kPa, 60ºC): Not available
Burn Heat (KJ/mol):Not available
Critical Temperature (ºC): Not available
Critical Pressure (KPa): Not available
oil and water Log value of the (octanol/water) partition coefficient:Not available
Explosion Upper limit (%, V/V): Not available
Explosion Lower limit (%, V/V): Not available
Dissolve Properties: Not available
Toxicological data
Two , Toxicological data:
Acute Toxicity:Not available .
Ecological data
Three , Ecological data:
1 ,Other harmful effects: This substance may be harmful to the environment, and special treatment should be given to water bodies. Notice.
Molecular structure data
1、 Molar refractive index:76.10
2、 Molar volume（m3/mol)：200.6
3、 Isotonic specific volume (90.2K):574.6
4、 Surface tension（dyne/cm)：67.2
5、 Polarizability(10-24cm3)：30.17
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): None
2. Number of hydrogen bond donors: 2
3. Number of hydrogen bond acceptors: 5
4. Number of rotatable chemical bonds: 2
5. Number of tautomers: 24
6. Topological molecule polar surface area 76
7. Number of heavy atoms: 21
8. Surface charge: 0
9. Complexity: 424
10. Number of isotope atoms: 0
11. Determine the number of atomic stereocenters: 0
12. Uncertain number of atomic stereocenters: 0
13. Determine the number of chemical bond stereocenters: 0
14. Number of uncertain chemical bond stereocenters: 0
15. Number of covalent bond units: 1
Properties and stability
None yet
Storage method
None yet
Synthesis method
None yet
Purpose
None yet
