- InChI
- InChI=1S/C8H18/c1-6-8(4,5)7(2)3/h7H,6H2,1-5H3
- InChI Key
- OKVWYBALHQFVFP-UHFFFAOYSA-N
- Formula
- C8H18
- SMILES
- CCC(C)(C)C(C)C
- Molecular Weight1
- 114.23
- CAS
- 560-21-4
- Other Names
-
- 2,3,3-Trimethylpentane
- C2H5C(CH3)2CH(CH3)2
- ω : Acentric Factor.
- AP : Aniline Point (K).
- ΔcH°liquid : Standard liquid enthalpy of combustion (kJ/mol).
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- Cp,liquid : Liquid phase heat capacity (J/mol×K).
- η : Dynamic viscosity (Pa×s).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- Δc,grossH : Heat of Combustion, Gross form (kJ/mol).
- Δc,netH : Heat of Combustion, Net Form (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).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- ΔvapH : Enthalpy of vaporization at a given temperature (kJ/mol).
- log10WS : Log10 of Water solubility in mol/l.
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- NFPA Fire : NFPA Fire Rating.
- Pc : Critical Pressure (kPa).
- Pvap : Vapor pressure (kPa).
- n0 : Refractive Index.
- ρc : Critical density (kg/m3).
- ρl : Liquid Density (kg/m3).
- Inp : Non-polar retention indices.
- γ : Surface Tension (N/m).
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (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 | 0.2900 | KDB | |
| AP | 340.150 | K | KDB |
| ΔcH°liquid | -5467.00 ± 1.30 | kJ/mol | NIST |
| ΔfG° | 18.92 | kJ/mol | KDB |
| Δc,grossH | 5466.98 | kJ/mol | KDB |
| Δc,netH | 5070.841 | kJ/mol | KDB |
| ΔfH°gas | [-216.60; -216.40] | kJ/mol |
|
| ΔfH°gas | -216.60 | kJ/mol | KDB |
| ΔfH°gas | -216.40 ± 1.40 | kJ/mol | NIST |
| ΔfH°liquid | -253.70 ± 1.40 | kJ/mol | NIST |
| ΔfusH° | 5.54 | kJ/mol | Joback Calculated Property |
| ΔvapH° | [36.90; 37.70] | kJ/mol |
|
| ΔvapH° | 37.33 | kJ/mol | NIST |
| ΔvapH° | 37.70 ± 0.10 | kJ/mol | NIST |
| ΔvapH° | 37.60 ± 0.10 | kJ/mol | NIST |
| ΔvapH° | 36.90 | kJ/mol | NIST |
| ΔvapH° | 37.20 | kJ/mol | NIST |
| ΔvapH° | 36.90 ± 0.10 | kJ/mol | NIST |
| ΔvapH° | 36.90 ± 0.10 | kJ/mol | NIST |
| ΔvapH° | 37.20 ± 0.10 | kJ/mol | NIST |
| ΔvapH° | 37.21 | kJ/mol | NIST |
| log10WS | -2.69 | Crippen Calculated Property | |
| logPoct/wat | 3.079 | Crippen Calculated Property | |
| McVol | 123.580 | ml/mol | McGowan Calculated Property |
| NFPA Fire | 3 | KDB | |
| Pc | [2820.00; 2820.20] | kPa |
|
| Pc | 2820.00 | kPa | KDB |
| Pc | 2820.00 ± 40.00 | kPa | NIST |
| Pc | 2820.20 ± 40.53 | kPa | NIST |
| ρc | [251.30; 251.30] | kg/m3 |
|
| ρc | 251.30 ± 4.57 | kg/m3 | NIST |
| ρc | 251.30 ± 4.57 | kg/m3 | NIST |
| Inp | [720.60; 770.00] |
|
|
| Inp | 761.00 | NIST | |
| Inp | 764.80 | NIST | |
| Inp | 754.00 | NIST | |
| Inp | 761.40 | NIST | |
| Inp | 761.30 | NIST | |
| Inp | 761.40 | NIST | |
| Inp | 761.40 | NIST | |
| Inp | 761.40 | NIST | |
| Inp | 757.00 | NIST | |
| Inp | 758.50 | NIST | |
| Inp | 762.75 | NIST | |
| Inp | 756.90 | NIST | |
| Inp | 757.00 | NIST | |
| Inp | 765.00 | NIST | |
| Inp | 765.00 | NIST | |
| Inp | 761.00 | NIST | |
| Inp | 759.00 | NIST | |
| Inp | 763.00 | NIST | |
| Inp | 764.53 | NIST | |
| Inp | 767.27 | NIST | |
| Inp | 769.65 | NIST | |
| Inp | 759.95 | NIST | |
| Inp | 762.11 | NIST | |
| Inp | 755.00 | NIST | |
| Inp | 757.00 | NIST | |
| Inp | 755.00 | NIST | |
| Inp | 757.00 | NIST | |
| Inp | 758.00 | NIST | |
| Inp | 759.00 | NIST | |
| Inp | 761.00 | NIST | |
| Inp | 759.60 | NIST | |
| Inp | 762.00 | NIST | |
| Inp | 755.00 | NIST | |
| Inp | 765.00 | NIST | |
| Inp | 757.00 | NIST | |
| Inp | 754.00 | NIST | |
| Inp | 760.00 | NIST | |
| Inp | 763.00 | NIST | |
| Inp | 767.00 | NIST | |
| Inp | 756.00 | NIST | |
| Inp | 760.00 | NIST | |
| Inp | 756.00 | NIST | |
| Inp | 760.00 | NIST | |
| Inp | 764.00 | NIST | |
| Inp | 757.00 | NIST | |
| Inp | 761.00 | NIST | |
| Inp | 764.00 | NIST | |
| Inp | 747.00 | NIST | |
| Inp | 766.00 | NIST | |
| Inp | Outlier 720.60 | NIST | |
| Inp | 755.00 | NIST | |
| Inp | 768.00 | NIST | |
| Inp | 755.40 | NIST | |
| Inp | 747.00 | NIST | |
| Inp | 763.09 | NIST | |
| Inp | 759.00 | NIST | |
| Inp | 770.00 | NIST | |
| Inp | 763.00 | NIST | |
| Inp | 759.00 | NIST | |
| Inp | 758.00 | NIST | |
| Inp | 756.00 | NIST | |
| Inp | 753.00 | NIST | |
| Inp | 767.00 | NIST | |
| Inp | 759.00 | NIST | |
| Inp | 749.00 | NIST | |
| Inp | 762.00 | NIST | |
| Inp | 761.00 | NIST | |
| Inp | 757.00 | NIST | |
| Inp | 750.00 | NIST | |
| Inp | 749.00 | NIST | |
| Inp | Outlier 720.60 | NIST | |
| Inp | 759.00 | NIST | |
| Inp | 767.00 | NIST | |
| Inp | 757.00 | NIST | |
| Tboil | [383.95; 390.45] | K |
|
| Tboil | 387.90 | K | KDB |
| Tboil | 387.90 | K | NIST |
| Tboil | 387.90 | K | NIST |
| Tboil | 387.94 ± 0.10 | K | NIST |
| Tboil | 387.91 ± 0.20 | K | NIST |
| Tboil | 387.40 ± 2.00 | K | NIST |
| Tboil | 387.40 ± 0.40 | K | NIST |
| Tboil | 387.85 ± 0.30 | K | NIST |
| Tboil | Outlier 390.45 ± 0.50 | K | NIST |
| Tboil | 387.65 ± 0.30 | K | NIST |
| Tboil | 387.75 ± 0.30 | K | NIST |
| Tboil | 387.85 ± 0.30 | K | NIST |
| Tboil | 387.91 ± 0.10 | K | NIST |
| Tboil | 387.85 ± 0.50 | K | NIST |
| Tboil | 387.91 ± 0.02 | K | NIST |
| Tboil | 388.05 ± 0.20 | K | NIST |
| Tboil | 386.00 ± 2.00 | K | NIST |
| Tboil | 388.05 ± 0.20 | K | NIST |
| Tboil | 387.91 ± 0.05 | K | NIST |
| Tboil | 387.85 ± 0.30 | K | NIST |
| Tboil | 387.80 ± 0.50 | K | NIST |
| Tboil | Outlier 383.95 ± 0.60 | K | NIST |
| Tc | [573.49; 573.50] | K |
|
| Tc | 573.50 | K | KDB |
| Tc | 573.50 ± 0.50 | K | NIST |
| Tc | 573.49 ± 0.40 | K | NIST |
| Tfus | [170.15; 172.45] | K |
|
| Tfus | 172.22 | K | KDB |
| Tfus | 171.73 ± 0.20 | K | NIST |
| Tfus | 172.17 ± 0.05 | K | NIST |
| Tfus | 172.18 ± 0.04 | K | NIST |
| Tfus | 172.19 ± 0.02 | K | NIST |
| Tfus | 170.75 ± 1.00 | K | NIST |
| Tfus | 171.55 ± 0.15 | K | NIST |
| Tfus | Outlier 170.15 ± 1.00 | K | NIST |
| Tfus | 170.75 ± 0.50 | K | NIST |
| Tfus | 171.49 ± 0.02 | K | NIST |
| Tfus | 171.80 ± 0.15 | K | NIST |
| Tfus | 172.45 ± 0.10 | K | NIST |
| Tfus | 172.11 ± 0.12 | K | NIST |
| Tfus | 171.45 ± 0.10 | K | NIST |
| Tfus | 170.75 ± 0.50 | K | NIST |
| Vc | [0.455; 0.455] | m3/kmol |
|
| Vc | 0.455 | m3/kmol | KDB |
| Vc | 0.455 | m3/kmol | NIST |
| Zc | 0.2690860 | KDB |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [233.00; 313.27] | J/mol×K | [378.77; 557.09] |
|
| Cp,gas | 233.00 | J/mol×K | 378.77 | Joback Calculated Property |
| Cp,gas | 248.05 | J/mol×K | 408.49 | Joback Calculated Property |
| Cp,gas | 262.39 | J/mol×K | 438.21 | Joback Calculated Property |
| Cp,gas | 276.06 | J/mol×K | 467.93 | Joback Calculated Property |
| Cp,gas | 289.08 | J/mol×K | 497.65 | Joback Calculated Property |
| Cp,gas | 301.48 | J/mol×K | 527.37 | Joback Calculated Property |
| Cp,gas | 313.27 | J/mol×K | 557.09 | Joback Calculated Property |
| Cp,liquid | 245.56 | J/mol×K | 298.15 | NIST |
| η | [0.0002691; 0.0236666] | Pa×s | [167.34; 378.77] |
|
| η | 0.0236666 | Pa×s | 167.34 | Joback Calculated Property |
| η | 0.0058649 | Pa×s | 202.58 | Joback Calculated Property |
| η | 0.0021975 | Pa×s | 237.82 | Joback Calculated Property |
| η | 0.0010608 | Pa×s | 273.06 | Joback Calculated Property |
| η | 0.0006049 | Pa×s | 308.29 | Joback Calculated Property |
| η | 0.0003870 | Pa×s | 343.53 | Joback Calculated Property |
| η | 0.0002691 | Pa×s | 378.77 | Joback Calculated Property |
| ΔvapH | [32.12; 37.10] | kJ/mol | [308.00; 387.90] |
|
| ΔvapH | 36.90 ± 0.10 | kJ/mol | 308.00 | NIST |
| ΔvapH | 37.10 ± 0.10 | kJ/mol | 308.00 | NIST |
| ΔvapH | 36.50 ± 0.10 | kJ/mol | 315.00 | NIST |
| ΔvapH | 36.60 ± 0.10 | kJ/mol | 315.00 | NIST |
| ΔvapH | 36.00 ± 0.10 | kJ/mol | 323.00 | NIST |
| ΔvapH | 36.00 ± 0.10 | kJ/mol | 323.00 | NIST |
| ΔvapH | 35.50 ± 0.10 | kJ/mol | 330.00 | NIST |
| ΔvapH | 35.50 ± 0.10 | kJ/mol | 330.00 | NIST |
| ΔvapH | 35.10 ± 0.10 | kJ/mol | 338.00 | NIST |
| ΔvapH | 35.10 ± 0.10 | kJ/mol | 338.00 | NIST |
| ΔvapH | 36.10 | kJ/mol | 345.00 | NIST |
| ΔvapH | 34.40 ± 0.10 | kJ/mol | 348.00 | NIST |
| ΔvapH | 34.80 ± 0.10 | kJ/mol | 348.00 | NIST |
| ΔvapH | 36.40 | kJ/mol | 349.00 | NIST |
| ΔvapH | 34.10 ± 0.10 | kJ/mol | 358.00 | NIST |
| ΔvapH | 33.90 ± 0.10 | kJ/mol | 358.00 | NIST |
| ΔvapH | 33.50 ± 0.10 | kJ/mol | 368.00 | NIST |
| ΔvapH | 33.30 ± 0.10 | kJ/mol | 368.00 | NIST |
| ΔvapH | 32.12 | kJ/mol | 387.90 | NIST |
| ΔvapH | 32.34 | kJ/mol | 387.90 | KDB |
| n0 | 1.40522 | 298.15 | KDB | |
| ρl | 726.00 | kg/m3 | 293.00 | KDB |
| γ | 0.02 | N/m | 298.20 | KDB |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.66] | kPa | [279.49; 415.11] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.41778e+01 | |||
| Coefficient B | -3.32462e+03 | |||
| Coefficient C | -4.01370e+01 | |||
| Temperature range, min. | 279.49 | |||
| Temperature range, max. | 415.11 | |||
| Pvap | 1.33 | kPa | 279.49 | Calculated Property |
| Pvap | 3.04 | kPa | 294.56 | Calculated Property |
| Pvap | 6.30 | kPa | 309.63 | Calculated Property |
| Pvap | 12.11 | kPa | 324.70 | Calculated Property |
| Pvap | 21.80 | kPa | 339.77 | Calculated Property |
| Pvap | 37.09 | kPa | 354.83 | Calculated Property |
| Pvap | 60.10 | kPa | 369.90 | Calculated Property |
| Pvap | 93.37 | kPa | 384.97 | Calculated Property |
| Pvap | 139.81 | kPa | 400.04 | Calculated Property |
| Pvap | 202.66 | kPa | 415.11 | Calculated Property |
| Pvap | [1.69e-05; 2806.88] | kPa | [172.22; 573.50] |
KDB Vap...
|
| Equation | ln(Pvp) = A + B/T + C*ln(T) + D*T^2 | |||
| Coefficient A | 7.59740e+01 | |||
| Coefficient B | -6.89717e+03 | |||
| Coefficient C | -9.14884e+00 | |||
| Coefficient D | 6.39547e-06 | |||
| Temperature range, min. | 172.22 | |||
| Temperature range, max. | 573.50 | |||
| Pvap | 1.69e-05 | kPa | 172.22 | Calculated Property |
| Pvap | 8.66e-03 | kPa | 216.81 | Calculated Property |
| Pvap | 0.41 | kPa | 261.39 | Calculated Property |
| Pvap | 5.30 | kPa | 305.98 | Calculated Property |
| Pvap | 32.38 | kPa | 350.57 | Calculated Property |
| Pvap | 123.32 | kPa | 395.15 | Calculated Property |
| Pvap | 345.34 | kPa | 439.74 | Calculated Property |
| Pvap | 787.13 | kPa | 484.33 | Calculated Property |
| Pvap | 1559.48 | kPa | 528.91 | Calculated Property |
| Pvap | 2806.88 | kPa | 573.50 | Calculated Property |
Similar Compounds
Find more compounds similar to Pentane, 2,3,3-trimethyl-.
Sources
- KDB Vapor Pressure Data
- Crippen Method
- Crippen Method
- Joback Method
- KDB
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more.
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