System: octafluorocyclobutane
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| 1) octafluorocyclobutane |
| DECHEMA ID | 3349 |
| Formula | C4F8 |
| Synonym | R-C 318 |
| Synonym | RC 318 |
| Synonym | RC318 |
| Synonym | R C318 |
| Synonym | freon C318 |
| Synonym | Refrigerant C318 |
| Synonym | freon C 318 |
| Synonym | perfluorocyclobutane |
| Synonym | tetra(difluoromethylene) |
| Synonym | frigen C318 |
| Synonym | freon C-318 |
| Synonym | cyclooctaflurorbutane |
| Synonym | fc-c318 |
| Synonym | halocarbon c-318 |
| Synonym | propellant c318 |
| Synonym | r-c318 |
| InChi-Key | BCCOBQSFUDVTJQ-UHFFFAOYSA-N |
| Registry No. | 115-25-3 |
Available physical property data:
| Property | Phase | No. of tables | No. of lines | Data |
| 2nd virial coefficient | gas | 2 | 10 | View |
| acentric factor Omega | - | 4 | 4 | View |
| boiling temperature | - | 2 | 2 | View |
| critical compressibility factor | - | 7 | 7 | View |
| critical density | - | 3 | 4 | View |
| critical pressure | - | 20 | 20 | View |
| critical temperature | - | 19 | 20 | View |
| critical volume | - | 15 | 15 | View |
| density | gas | 13 | 530 | View |
| density | - | 1 | 1 | View |
| density | liquid | 19 | 366 | View |
| dielectric constant | liquid | 1 | 11 | View |
| diffusion coefficient | liquid | 2 | 59 | View |
| enthalpy | - | 1 | 1 | View |
| enthalpy | liquid | 1 | 54 | View |
| enthalpy | gas | 5 | 572 | View |
| enthalpy of formation | gas | 5 | 44 | View |
| enthalpy of fusion | - | 3 | 3 | View |
| enthalpy of vaporization | - | 6 | 104 | View |
| entropy | gas | 6 | 534 | View |
| entropy | liquid | 1 | 54 | View |
| equilibrium constant of formation | gas | 1 | 40 | View |
| free enthalpy of formation | gas | 2 | 2 | View |
| fusion pressure | - | 1 | 1 | View |
| fusion temperature | - | 3 | 3 | View |
| heat capacity | liquid | 1 | 1 | View |
| heat capacity (cp) | gas | 5 | 324 | View |
| heat capacity (cp) | solid(3) | 1 | 77 | View |
| heat capacity (cp) | solid | 1 | 9 | View |
| heat capacity (cp) | solid(2) | 1 | 13 | View |
| heat capacity (cp) | liquid | 5 | 217 | View |
| heat capacity (cp) | solid(1) | 1 | 17 | View |
| heat capacity (cv) | gas | 2 | 10 | View |
| melting point | - | 5 | 5 | View |
| normal boiling point | - | 4 | 4 | View |
| pressure of sublimation | - | 1 | 13 | View |
| sound velocity | gas | 1 | 56 | View |
| sound velocity | liquid | 1 | 6 | View |
| sublimation temperature | - | 1 | 13 | View |
| surface tension | liquid | 5 | 122 | View |
| temperature of phase transition | - | 5 | 5 | View |
| thermal conductivity | liquid | 13 | 257 | View |
| thermal conductivity | gas | 9 | 462 | View |
| triple point temperature | - | 2 | 2 | View |
| UNIQUAC area parameter | - | 1 | 1 | View |
| UNIQUAC volume parameter | - | 1 | 1 | View |
| vapor pressure | - | 32 | 522 | View |
| viscosity, dynamic | liquid | 15 | 194 | View |
| viscosity, dynamic | gas | 6 | 60 | View |
| viscosity, kinematic | liquid | 7 | 58 | View |
| viscosity, kinematic | gas | 1 | 56 | View |
| volume | liquid | 6 | 105 | View |
| volume | gas | 8 | 852 | View |