Perfluoroheptane
Structural formula
| Business number | 04A1 |
|---|---|
| Molecular formula | C7F16 |
| Molecular weight | 388.05 |
| label |
Perfluoroheptane, Perfluoron-heptane, Hexafluoroheptane, Hexadecafluoro-n-heptane, Perfluoroheptane, MIXED ISOMERS, HEXADECAFLUOROHEPTANE, PERFLUORO-N-HEPTANE, PERFLUOROHEPTANE, Perfluoroheptane (mixed isomers), PERFLUOROHEPTANE(S), 1,1,1,2,2,3,3,4,4,5,5,6,6,7,7,7-Hexadecafluoroheptane, FluorinertPF5070, heptane,hexadecafluoro- |
Numbering system
CAS number:335-57-9
MDL number:MFCD00040339
EINECS number:206-392-1
RTECS number:MJ0875000
BRN number:1716335
PubChem number:24863303
Physical property data
1. Physical property data
Gas phase standard claims heat (enthalpy) (kJ·mol-1): -3383.6
Density (g/mL, 25/4℃): 1.7200
Relative density (20℃, 4℃): 1.7331
Melting point (ºC): -51
Boiling point (ºC, normal pressure): 82.5
Refraction at room temperature Index (n20): 1.2608
Refractive index: 1.3
Flash point (ºC): 80- 82
Refractive index at room temperature (n25): 1.2582
Critical temperature (K): 200.95
Critical pressure (MPa): 1.621
Critical density (g·cm-3): 0.584
Critical volume (cm3·mol-1): 664
Critical compression factor: 0.273
Eccentricity factor: 0.556
Liquid phase standard claims heat (enthalpy) (kJ·mol-1): -3420.2
Explosion limit (%,V/V ): Not available
Lower explosion limit (%, V/V): Not available
Solubility: Not available
Toxicological data
2. Toxicological data:
Acute toxicity: Not available.
Ecological data
3. Ecological data:
1. Other harmful effects: This substance may be harmful to the environment, and special attention should be paid to water bodies.
Molecular structure data
1. Molar refractive index: 36.85
2. Molar volume (cm3/mol): 231.5
3. Isotonic specific volume (90.2K ): 428.4
4. Surface tension (dyne/cm): 11.7
5. �Dilution rate (10-24cm3): 14.61
Compute chemical data
1. Reference value for hydrophobic parameter calculation (XlogP): 5.8
2. Number of hydrogen bond donors: 0
3. Number of hydrogen bond acceptors: 16
4. Number of rotatable chemical bonds: 4
5. Number of tautomers: none
6. Topological molecule polar surface area 0
7. Number of heavy atoms: 23
8. Surface charge: 0
9. Complexity: 394
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
