
structural formula
| business number | 0490 |
|---|---|
| molecular formula | c12h8f2o |
| molecular weight | 206.19 |
| label |
bis(4-fluorophenyl) ether, bis(4-fluorophenyl) ether, 98%, 4,4′-difluorodiphenyl ether, 4-fluorophenyl ether, bis(4-fluorophenyl) ether, 1-fluoro-4-(4-fluorophenoxy)benzene, benzene, 1,1′-oxybis[4-fluoro-, bis(p-fluorophenyl) ether, 1,1′-oxybis(4-fluorobenzene), bis(4-fluorophenyl)ether 97% |
numbering system
cas number:330-93-8
mdl number:mfcd00013552
einecs number:206-358-6
rtecs number:none
brn number:2559168
pubchem id:none
physical property data
一 , physical property data
traits :not available
density (g/ml,25/4℃): 1.23
relative vapor density (g/ml, air=1):not available
melting point (ºc): not available
boiling point (ºc, normal pressure): 250
boiling point (ºc, 5.2kpa): not available
refraction rate: 1.537
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 sex: 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: 52.68
2. molar volume (m3/mol):168.4
3. isotonic specific volume (90.2k):412.6
4. surface tension (dyne/cm): 36.0
5. polarizability(10-24cm3): 20.88
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): none
2. number of hydrogen bond donors: 0
3. number of hydrogen bond acceptors: 3
4. number of rotatable chemical bonds: 2
5. number of tautomers: none
6. topological molecule polar surface area 9.2
7. number of heavy atoms: 15
8. surface charge: 0
9. complexity: 162
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
storage method
none
synthesis method
none
purpose
none

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