- InChI
- InChI=1S/C7F16/c8-1(9,2(10,11)4(14,15)6(18,19)20)3(12,13)5(16,17)7(21,22)23
- InChI Key
- LGUZHRODIJCVOC-UHFFFAOYSA-N
- Formula
- C7F16
- SMILES
-
FC(F)(F)C(F)(F)C(F)(F)C(F)(F)C
(F)(F)C(F)(F)C(F)(F)F - Molecular Weight1
- 388.05
- CAS
- 335-57-9
- Other Names
-
- HEXADECAFLUOROHEPTANE
- N-PERFLUOROHEPTANE
- PERFLUORO-N-HEPTANE
- Perfluoroheptane
- ω : Acentric Factor.
- ΔcH°liquid : Standard liquid enthalpy of combustion (kJ/mol).
- 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).
- ΔfH°liquid : Liquid phase enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔfusH : Enthalpy of fusion at a given temperature (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- ΔvapH : Enthalpy of vaporization at a given temperature (kJ/mol).
- ν : Kinematic viscosity (m2/s).
- 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).
- ρl : Liquid Density (kg/m3).
- Inp : Non-polar retention indices.
- csound,fluid : Speed of sound in fluid (m/s).
- γ : Surface Tension (N/m).
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Ttriple : Triple Point Temperature (K).
- Vc : Critical Volume (m3/kmol).
- Zc : Critical Compressibility.
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ω | 0.5560 | KDB | |
| ΔcH°liquid | -1757.40 ± 0.88 | kJ/mol | NIST |
| ΔfG° | -3089.00 | kJ/mol | KDB |
| ΔfH°gas | -3387.00 | kJ/mol | KDB |
| ΔfH°liquid | -3421.70 ± 3.60 | kJ/mol | NIST |
| ΔfusH° | 11.27 | kJ/mol | Joback Calculated Property |
| ΔvapH° | [35.90; 36.34] | kJ/mol |
|
| ΔvapH° | 36.30 ± 0.30 | kJ/mol | NIST |
| ΔvapH° | 35.90 | kJ/mol | NIST |
| ΔvapH° | 36.34 | kJ/mol | NIST |
| log10WS | -5.65 | Crippen Calculated Property | |
| logPoct/wat | 5.288 | Crippen Calculated Property | |
| McVol | 137.810 | ml/mol | McGowan Calculated Property |
| Pc | [1610.00; 1650.00] | kPa |
|
| Pc | 1620.00 | kPa | KDB |
| Pc | 1650.00 ± 150.00 | kPa | NIST |
| Pc | 1610.00 ± 13.78 | kPa | NIST |
| Pc | 1620.00 ± 20.27 | kPa | NIST |
| Pc | 1620.00 ± 20.26 | kPa | NIST |
| ρc | [582.07; 588.67] | kg/m3 |
|
| ρc | 588.67 ± 10.09 | kg/m3 | NIST |
| ρc | 582.07 ± 3.88 | kg/m3 | NIST |
| Inp | [263.00; 300.00] |
|
|
| Inp | 300.00 | NIST | |
| Inp | 263.00 | NIST | |
| Tboil | [354.00; 355.66] | K |
|
| Tboil | 355.66 | K | KDB |
| Tboil | Outlier 354.00 ± 1.00 | K | NIST |
| Tboil | 355.60 | K | NIST |
| Tboil | 355.05 ± 0.50 | K | NIST |
| Tboil | 355.45 ± 0.40 | K | NIST |
| Tboil | 354.65 ± 1.00 | K | NIST |
| Tboil | 355.66 ± 0.07 | K | NIST |
| Tboil | 355.00 ± 2.00 | K | NIST |
| Tc | [474.70; 477.80] | K |
|
| Tc | 474.80 | K | KDB |
| Tc | 475.00 ± 2.00 | K | NIST |
| Tc | Outlier 477.80 ± 0.50 | K | NIST |
| Tc | 474.70 ± 0.50 | K | NIST |
| Tc | 474.90 ± 0.50 | K | NIST |
| Tc | 474.90 ± 0.60 | K | NIST |
| Tfus | [180.00; 197.15] | K |
|
| Tfus | 195.00 | K | KDB |
| Tfus | 180.00 ± 0.20 | K | NIST |
| Tfus | 197.15 ± 1.50 | K | NIST |
| Ttriple | 221.87 ± 0.05 | K | NIST |
| Vc | 0.664 | m3/kmol | KDB |
| Zc | 0.2724810 | KDB |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [318.17; 387.99] | J/mol×K | [325.27; 433.55] |
|
|
T(K) Ideal gas heat capacity (J/mol×K) 320 330 340 350 360 370 380 390 350 400 | ||||
| Cp,gas | 318.17 | J/mol×K | 325.27 | Joback Calculated Property |
| Cp,gas | 331.58 | J/mol×K | 343.32 | Joback Calculated Property |
| Cp,gas | 344.25 | J/mol×K | 361.36 | Joback Calculated Property |
| Cp,gas | 356.20 | J/mol×K | 379.41 | Joback Calculated Property |
| Cp,gas | 367.46 | J/mol×K | 397.46 | Joback Calculated Property |
| Cp,gas | 378.05 | J/mol×K | 415.51 | Joback Calculated Property |
| Cp,gas | 387.99 | J/mol×K | 433.55 | Joback Calculated Property |
| ΔfusH | 6.95 | kJ/mol | 221.90 | NIST |
| ΔvapH | [32.60; 37.70] | kJ/mol | [324.00; 418.50] |
|
| ΔvapH | 34.90 | kJ/mol | 324.00 | NIST |
| ΔvapH | 37.70 | kJ/mol | 325.00 | NIST |
| ΔvapH | 32.60 | kJ/mol | 418.50 | NIST |
| ν | [0.0000004; 0.0000005] | m2/s | [298.15; 318.15] |
|
|
T(K) Kinematic viscosity (m2/s) 4.40e-7 4.60e-7 4.80e-7 5.00e-7 5.20e-7 5.40e-7 300 305 310 315 | ||||
| ν | 0.0000005 | m2/s | 298.15 | Viscosi... |
| ν | 0.0000005 | m2/s | 303.15 | Viscosi... |
| ν | 0.0000005 | m2/s | 308.15 | Viscosi... |
| ν | 0.0000004 | m2/s | 313.15 | Viscosi... |
| ν | 0.0000004 | m2/s | 318.15 | Viscosi... |
| ρl | [1717.00; 1733.00] | kg/m3 | [293.00; 293.15] |
|
| ρl | 1733.00 | kg/m3 | 293.00 | KDB |
| ρl | 1717.00 | kg/m3 | 293.15 | Binary ... |
| csound,fluid | [457.24; 608.30] | m/s | [278.15; 333.15] |
|
|
T(K) Speed of sound in fluid (m/s) 450 500 550 600 280 300 320 | ||||
| csound,fluid | 608.30 | m/s | 278.15 | Propert... |
| csound,fluid | 578.42 | m/s | 288.15 | Propert... |
| csound,fluid | 548.73 | m/s | 298.15 | Propert... |
| csound,fluid | 517.47 | m/s | 308.15 | Propert... |
| csound,fluid | 500.56 | m/s | 318.15 | Propert... |
| csound,fluid | 470.60 | m/s | 328.15 | Propert... |
| csound,fluid | 457.24 | m/s | 333.15 | Propert... |
| γ | [0.01; 0.01] | N/m | [289.05; 318.45] |
|
|
T(K) Surface Tension (N/m) 0.01 0.01 0.01 0.01 0.01 0.01 0.01 290 300 310 | ||||
| γ | 0.01 | N/m | 289.05 | Surface... |
| γ | 0.01 | N/m | 293.25 | Surface... |
| γ | 0.01 | N/m | 298.25 | Surface... |
| γ | 0.01 | N/m | 303.45 | Surface... |
| γ | 0.01 | N/m | 308.45 | Surface... |
| γ | 0.01 | N/m | 313.45 | Surface... |
| γ | 0.01 | N/m | 318.45 | Surface... |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.66] | kPa | [264.52; 376.72] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.53638e+01 | |||
| Coefficient B | -3.38459e+03 | |||
| Coefficient C | -4.00210e+01 | |||
| Temperature range, min. | 264.52 | |||
| Temperature range, max. | 376.72 | |||
|
T(K) Vapor pressure (kPa) 0 50 100 150 200 300 350 | ||||
| Pvap | 1.33 | kPa | 264.52 | Calculated Property |
| Pvap | 2.95 | kPa | 276.99 | Calculated Property |
| Pvap | 6.02 | kPa | 289.45 | Calculated Property |
| Pvap | 11.48 | kPa | 301.92 | Calculated Property |
| Pvap | 20.65 | kPa | 314.39 | Calculated Property |
| Pvap | 35.30 | kPa | 326.85 | Calculated Property |
| Pvap | 57.71 | kPa | 339.32 | Calculated Property |
| Pvap | 90.70 | kPa | 351.79 | Calculated Property |
| Pvap | 137.69 | kPa | 364.25 | Calculated Property |
| Pvap | 202.66 | kPa | 376.72 | Calculated Property |
| Pvap | [2.20; 1492.13] | kPa | [271.00; 470.92] |
KDB Vap...
|
| Equation | ln(Pvp) = A + B/T + C*ln(T) + D*T^2 | |||
| Coefficient A | 1.24433e+02 | |||
| Coefficient B | -8.58006e+03 | |||
| Coefficient C | -1.66191e+01 | |||
| Coefficient D | 1.52404e-05 | |||
| Temperature range, min. | 271.00 | |||
| Temperature range, max. | 470.92 | |||
|
T(K) Vapor pressure (kPa) 0 200 400 600 800 1000 1200 1400 1600 300 350 400 450 | ||||
| Pvap | 2.20 | kPa | 271.00 | Calculated Property |
| Pvap | 7.92 | kPa | 293.21 | Calculated Property |
| Pvap | 22.72 | kPa | 315.43 | Calculated Property |
| Pvap | 54.75 | kPa | 337.64 | Calculated Property |
| Pvap | 115.43 | kPa | 359.85 | Calculated Property |
| Pvap | 219.34 | kPa | 382.07 | Calculated Property |
| Pvap | 384.35 | kPa | 404.28 | Calculated Property |
| Pvap | 632.23 | kPa | 426.49 | Calculated Property |
| Pvap | 989.97 | kPa | 448.71 | Calculated Property |
| Pvap | 1492.13 | kPa | 470.92 | Calculated Property |
Similar Compounds
Find more compounds similar to Heptane, hexadecafluoro-.
Mixtures
- Heptane, hexadecafluoro- + 1H,1H,7H-Dodecafluoro-1-heptanol
- Heptane, hexadecafluoro- + Ethylene
- n-Hexane + Heptane, hexadecafluoro-
- Heptane, hexadecafluoro- + Heptane
- Heptane, hexadecafluoro- + Octane
- Heptane, hexadecafluoro- + Pentane, 2,2,4-trimethyl-
- Heptane, hexadecafluoro- + Decane
- Heptane, hexadecafluoro- + Cyclohexane
- Benzene + Heptane, hexadecafluoro-
- Heptane, hexadecafluoro- + Carbon Tetrachloride
- Trichloromethane + Heptane, hexadecafluoro-
- Methylene chloride + Heptane, hexadecafluoro-
Sources
- KDB Vapor Pressure Data
- Crippen Method
- Crippen Method
- Liquid liquid equilibrium of (1H,1H,7H-perfluoroheptan-1-ol + perfluoroalkane) binary mixtures
- Properties of saturated fluorocarbons: Experimental data and modeling using perturbed-chain-SAFT
- Binary vapour-liquid equilibrium data for C7 and C9 straight-chain perfluorocarbons with ethylene
- Thermodynamic study of (perfluoroalkane + alkane) mixtures: Excess and solvation enthalpies
- Phase Separation in Binary Mixtures Containing Linear Perfluoroalkanes
- Surface Tension of Liquid Fluorocompounds
- Viscosities of Liquid Fluorocompounds
- Joback Method
- KDB
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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