- InChI
- InChI=1S/C10H22/c1-6-9(2)7-8-10(3,4)5/h9H,6-8H2,1-5H3
- InChI Key
- GZJFAWOTMWATOS-UHFFFAOYSA-N
- Formula
- C10H22
- SMILES
- CCC(C)CCC(C)(C)C
- Molecular Weight1
- 142.29
- CAS
- 20291-95-6
- Other Names
-
- 2,2,5-Trimethylheptane
- ω : Acentric Factor.
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- η : Dynamic viscosity (Pa×s).
- 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).
- IE : Ionization energy (eV).
- 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).
- Inp : Non-polar retention indices.
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (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 |
|---|---|---|---|
| ω | 0.3765 | Relay (1.0) Calculated Property | |
| ΔfG° | 33.72 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -280.62 | kJ/mol | Relay (1.0) Calculated Property |
| ΔfusH° | 10.72 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 46.00 | kJ/mol | NIST |
| IE | 9.33 | eV | Relay (1.0) Calculated Property |
| log10WS | -5.60 | Relay (1.0) Calculated Property | |
| logPoct/wat | 3.859 | Crippen Calculated Property | |
| McVol | 151.760 | ml/mol | McGowan Calculated Property |
| Pc | 2161.32 | kPa | Joback Calculated Property |
| Inp | [877.00; 890.00] |
|
|
| Inp | 878.00 | NIST | |
| Inp | 878.10 | NIST | |
| Inp | 877.60 | NIST | |
| Inp | 878.00 | NIST | |
| Inp | 877.00 | NIST | |
| Inp | Outlier 890.00 | NIST | |
| Inp | 878.00 | NIST | |
| Inp | 878.00 | NIST | |
| Inp | 877.00 | NIST | |
| Inp | 878.00 | NIST | |
| Tboil | 423.52 | K | Relay (1.0) Calculated Property |
| Tc | 582.16 | K | Relay (1.0) Calculated Property |
| Tfus | 175.45 | K | Relay (1.0) Calculated Property |
| Vc | 0.556 | m3/kmol | Relay (1.0) Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [316.93; 407.85] | J/mol×K | [424.53; 600.93] |
|
| Cp,gas | 316.93 | J/mol×K | 424.53 | Joback Calculated Property |
| Cp,gas | 333.94 | J/mol×K | 453.93 | Joback Calculated Property |
| Cp,gas | 350.18 | J/mol×K | 483.33 | Joback Calculated Property |
| Cp,gas | 365.66 | J/mol×K | 512.73 | Joback Calculated Property |
| Cp,gas | 380.41 | J/mol×K | 542.13 | Joback Calculated Property |
| Cp,gas | 394.47 | J/mol×K | 571.53 | Joback Calculated Property |
| Cp,gas | 407.85 | J/mol×K | 600.93 | Joback Calculated Property |
| η | [0.0002394; 0.0206027] | Pa×s | [189.88; 424.53] |
|
| η | 0.0206027 | Pa×s | 189.88 | Joback Calculated Property |
| η | 0.0052013 | Pa×s | 228.99 | Joback Calculated Property |
| η | 0.0019620 | Pa×s | 268.10 | Joback Calculated Property |
| η | 0.0009486 | Pa×s | 307.20 | Joback Calculated Property |
| η | 0.0005405 | Pa×s | 346.31 | Joback Calculated Property |
| η | 0.0003452 | Pa×s | 385.42 | Joback Calculated Property |
| η | 0.0002394 | Pa×s | 424.53 | Joback Calculated Property |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.66] | kPa | [310.44; 452.62] |
The Yaws Handbook of Vapor Pressure
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.40145e+01 | |||
| Coefficient B | -3.38089e+03 | |||
| Coefficient C | -6.41460e+01 | |||
| Temperature range, min. | 310.44 | |||
| Temperature range, max. | 452.62 | |||
| Pvap | 1.33 | kPa | 310.44 | Calculated Property |
| Pvap | 3.05 | kPa | 326.24 | Calculated Property |
| Pvap | 6.35 | kPa | 342.04 | Calculated Property |
| Pvap | 12.22 | kPa | 357.83 | Calculated Property |
| Pvap | 21.98 | kPa | 373.63 | Calculated Property |
| Pvap | 37.37 | kPa | 389.43 | Calculated Property |
| Pvap | 60.48 | kPa | 405.23 | Calculated Property |
| Pvap | 93.79 | kPa | 421.02 | Calculated Property |
| Pvap | 140.14 | kPa | 436.82 | Calculated Property |
| Pvap | 202.66 | kPa | 452.62 | Calculated Property |
Similar Compounds
Find more compounds similar to Heptane, 2,2,5-trimethyl-.
Sources
- Cheméo Relay (1.0)
- Crippen Method
- Crippen Method
- Joback Method
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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