hexafluoroglutaric acid
structural formula
| business number | 04ks |
|---|---|
| molecular formula | c5h2f6o4 |
| molecular weight | 240.06 |
| label |
perfluoroglutaric acid, perfluoroglutaric acid, hooc(cf2)3cooh, aliphatic compounds |
numbering system
cas number:376-73-8
mdl number:mfcd00004172
einecs number:206-813-9
rtecs number:none
brn number:1801049
pubchem number:24851807
physical property data
一 , physical property data
traits ：white crystal
density (g/ml,25/4℃): not available
relative vapor density (g/ml, air=1)：not available
melting point (ºc): 78-88
boiling point (ºc, normal pressure): 134
boiling point (ºc, 5.2kpa): not available
refraction rate: not available
flash point (ºc): 134-138
optical rotation (º): not available
spontaneous combustion point or ignition temperature (ºc): not available
steam pressure (kpa, 25ºc): not available
saturation 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 (octanol/water) partition coefficient:not available
explosion upper limit (%, v/v): not available
explosion lower limit (%, v/v): not available
dissolve character: 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:29.22
2. molar volume (m3/mol):133.1
3. isotonic specific volume (90.2k):316.9
4. surface tension (dyne/cm): 32.1
5. polarizability（10 -24cm3):11.58
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): 1.4
2. number of hydrogen bond donors: 2
3. number of hydrogen bond acceptors: 10
4. number of rotatable chemical bonds: 4
5. number of tautomers: none
6. topological molecule polar surface area 74.6
7. number of heavy atoms: 15
8. surface charge: 0
9. complexity: 270
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
also known as hexafluoroglutaric acid. it is white crystal at room temperature. chemically stable and reactive similar to the corresponding alkyl acids
storage method
none
synthesis method
it is produced by electrolytic fluorination of corresponding compounds or by the oxidation of fluoroolefins.
purpose
can be used to produce polyamide and organofluoroplastics.
