- InChI
- InChI=1S/C2H2F4/c3-1(4)2(5)6/h1-2H
- InChI Key
- WXGNWUVNYMJENI-UHFFFAOYSA-N
- Formula
- C2H2F4
- SMILES
- FC(F)C(F)F
- Molecular Weight1
- 102.03
- CAS
- 359-35-3
- Other Names
-
- 1,1,2,2-Tetrafluoroethane
- CHF2CHF2
- Freon 134
- R 134
- R-134
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- log10WS : Log10 of Water solubility in mol/l.
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- Pc : Critical Pressure (kPa).
- Pvap : Vapor pressure (kPa).
- ρc : Critical density (kg/m3).
- Inp : Non-polar retention indices.
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Vc : Critical Volume (m3/kmol).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔfG° | -818.16 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -879.61 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 6.21 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 16.00 | kJ/mol | Joback Calculated Property |
| log10WS | -1.29 | Crippen Calculated Property | |
| logPoct/wat | 1.517 | Crippen Calculated Property | |
| McVol | 46.120 | ml/mol | McGowan Calculated Property |
| Pc | 4036.37 | kPa | Joback Calculated Property |
| ρc | [534.64; 535.66] | kg/m3 |
|
| ρc | 535.66 ± 3.06 | kg/m3 | NIST |
| ρc | 534.64 ± 8.16 | kg/m3 | NIST |
| Inp | 248.00 | NIST | |
| Tboil | [250.00; 250.15] | K |
|
| Tboil | 250.00 | K | NIST |
| Tboil | 250.15 ± 0.50 | K | NIST |
| Tboil | 250.00 ± 3.00 | K | NIST |
| Tboil | 250.00 ± 4.00 | K | NIST |
| Tc | [391.74; 391.80] | K |
|
| Tc | 391.74 ± 0.05 | K | NIST |
| Tc | 391.80 ± 0.50 | K | NIST |
| Vc | 0.207 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [74.42; 95.82] | J/mol×K | [241.36; 369.88] |
|
| Cp,gas | 74.42 | J/mol×K | 241.36 | Joback Calculated Property |
| Cp,gas | 78.28 | J/mol×K | 262.78 | Joback Calculated Property |
| Cp,gas | 82.02 | J/mol×K | 284.20 | Joback Calculated Property |
| Cp,gas | 85.64 | J/mol×K | 305.62 | Joback Calculated Property |
| Cp,gas | 89.14 | J/mol×K | 327.04 | Joback Calculated Property |
| Cp,gas | 92.54 | J/mol×K | 348.46 | Joback Calculated Property |
| Cp,gas | 95.82 | J/mol×K | 369.88 | Joback Calculated Property |
| Pvap | [124.30; 1730.20] | kPa | [258.15; 343.15] |
|
| Pvap | 124.30 | kPa | 258.15 | Phase e... |
| Pvap | 155.00 | kPa | 263.15 | Vapor-L... |
| Pvap | 153.00 | kPa | 263.15 | Phase e... |
| Pvap | 189.00 | kPa | 268.15 | Vapor-L... |
| Pvap | 225.90 | kPa | 273.15 | Phase e... |
| Pvap | 271.30 | kPa | 278.15 | Measure... |
| Pvap | 276.00 | kPa | 278.15 | Vapor-L... |
| Pvap | 323.40 | kPa | 283.15 | Phase e... |
| Pvap | 382.90 | kPa | 288.15 | Measure... |
| Pvap | 386.00 | kPa | 288.15 | Vapor-L... |
| Pvap | 613.80 | kPa | 303.15 | Measure... |
| Pvap | 817.10 | kPa | 313.15 | Measure... |
| Pvap | 1065.90 | kPa | 323.15 | Measure... |
| Pvap | 1368.50 | kPa | 333.15 | Measure... |
| Pvap | 1730.20 | kPa | 343.15 | Measure... |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 4678.89] | kPa | [180.34; 391.80] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.47295e+01 | |||
| Coefficient B | -2.34888e+03 | |||
| Coefficient C | -1.76940e+01 | |||
| Temperature range, min. | 180.34 | |||
| Temperature range, max. | 391.80 | |||
| Pvap | 1.33 | kPa | 180.34 | Calculated Property |
| Pvap | 8.25 | kPa | 203.84 | Calculated Property |
| Pvap | 33.95 | kPa | 227.33 | Calculated Property |
| Pvap | 105.02 | kPa | 250.83 | Calculated Property |
| Pvap | 264.18 | kPa | 274.32 | Calculated Property |
| Pvap | 569.25 | kPa | 297.82 | Calculated Property |
| Pvap | 1089.20 | kPa | 321.31 | Calculated Property |
| Pvap | 1898.60 | kPa | 344.81 | Calculated Property |
| Pvap | 3071.94 | kPa | 368.30 | Calculated Property |
| Pvap | 4678.89 | kPa | 391.80 | Calculated Property |
Similar Compounds
Find more compounds similar to Ethane, 1,1,2,2-tetrafluoro-.
Mixtures
- Methane, trifluoroiodo- + Ethane, 1,1,2,2-tetrafluoro-
- Ethane, 1,1,2,2-tetrafluoro- + Ethane, 1,1-difluoro-
- Ethane, fluoro- + Ethane, 1,1,2,2-tetrafluoro-
- Ethane, 1,1,2,2-tetrafluoro- + Ethane, 1,1-difluoro- + Isobutane
- Propane + Ethane, 1,1,2,2-tetrafluoro-
- Ethane, 1,1,2,2-tetrafluoro- + Isobutane
Sources
- Crippen Method
- Crippen Method
- Phase equilibrium for the binary azeotropic mixture of trifluoroiodomethane (R13I1) + 1,1,2,2-tetrafluoroethane (R134) at temperatures from 258.150 to 283.150 K
- The investigation on the vapor + liquid equilibrium for the ternary mixture isobutene (R600a) + 1,1-difluoroethane (R152a) + 1,1,2,2-tetrafluoroethane (R134) at temperatures from 253.150 to 273.150 K
- Isothermal (vapour + liquid) equilibrium for the binary {1,1,2,2-tetrafluoroethane (R134) + propane (R290)} and {1,1,2,2-tetrafluoroethane (R134) + isobutane (R600a)} systems
- (Vapour + liquid) equilibrium data for the azeotropic {1,1-difluoroethane (R152a) + 1,1,2,2-Tetrafluoroethane (R134)} system at various temperatures from (258.150 to 288.150) K
- Measurements of isothermal (vapour + liquid) equilibria data for {1,1,2,2-Tetrafluoroethane (R134) + trans-1,3,3,3-tetrafluoropropene (R1234ze (E))} at T = (258.150 to 288.150) K
- (Vapor + liquid + liquid) equilibrium measurements and correlation for {1,1,2,2-tetrafluoroethane (R134) + isobutane (R600a)} system
- Measurements of isothermal (vapour + liquid) equilibrium for the 1,1,2,2-1,1,2,2-tetrafluoroethane (R134) + cis-1,3,3,3-tetrafluoropropene (R1234ze(Z)) system at temperatures from (303.150 to 343.150) K
- Vapor-Liquid Equilibria for 1,1,2,2-Tetrafluoroethane (R134) + Fluoroethane (R161) at Temperatures between (263.15 and 288.15) K
- Solubility Differences of Halocarbon Isomers in Ionic Liquid [emim][Tf2N]
- Joback Method
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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