| Identification |
| Chemical Name | Perfluoro-n-octane |
| Formula | C8F18 |
| Molecular Wt. | 438 |
| CAS Number | 307-34-6 |
| CAS Registry Name | Octane, 1,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-octadecafluoro- |
| IUPAC Name | 1,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-Octadecafluorooctane |
| InChI | InChI=1S/C8F18/c9-1(10,3(13,14)5(17,18)7(21,22)23)2(11,12)4(15,16)6(19,20)8(24,25)26 |
| SMILES | FC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F |
| Regulatory |
| EC Number | 206-199-2 |
| REACH Registration | 05-2114129005-63-0000 |
| REACH Name | Perfluorooctane |
| TSCA ID | 59927 |
| Liquid properties |
| Boiling Point | 103.4 °C |
| Melting Point | -27 °C |
| Partition Coefficient (log Kow) | 6.2 (calculated) |
| Density | 1.755 g/ml |
| Refractive Index | 1.282 |
| Viscosity | 1.8 mPa s |
| Kinematic Viscosity | 1.03 mm2/s |
| Surface Tension | 16 mN/m |
| Thermal properties |
| Specific Heat | 1.11 kJ/kg/K |
| Critical properties |
| Critical Temperature | 502.3 K |
| Critical Temperature | 229.1 °C |
| Critical Pressure | 16.6 bar |
| Vapour properties |
| Vapour Pressure | 3.4 kPa |
| Vapour Density | ca. 0.013 g/ml |
| Relative Vapour Density | 10 (air=1) |
