- InChI
- InChI=1S/C18H38/c1-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(2)3/h18H,4-17H2,1-3H3
- InChI Key
- RJWUMFHQJJBBOD-UHFFFAOYSA-N
- Formula
- C18H38
- SMILES
- CCCCCCCCCCCCCCCC(C)C
- Molecular Weight1
- 254.49
- CAS
- 1560-89-0
- Other Names
-
- 2-Methylheptadecane
- 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).
- 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).
- Pc : Critical Pressure (kPa).
- Pvap : Vapor pressure (kPa).
- Inp : Non-polar retention indices.
- Tboil : Normal Boiling Point Temperature (K).
- Tboilr : Boiling point at reduced pressure (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 |
|---|---|---|---|
| ΔfG° | 98.24 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -420.13 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 38.85 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 55.27 | kJ/mol | Joback Calculated Property |
| log10WS | -7.12 | Crippen Calculated Property | |
| logPoct/wat | 7.124 | Crippen Calculated Property | |
| McVol | 264.480 | ml/mol | McGowan Calculated Property |
| Pc | 1158.50 | kPa | Joback Calculated Property |
| Inp | [1760.00; 1766.00] |
|
|
| Inp | 1764.00 | NIST | |
| Inp | 1765.00 | NIST | |
| Inp | 1764.00 | NIST | |
| Inp | 1765.30 | NIST | |
| Inp | 1766.00 | NIST | |
| Inp | 1765.00 | NIST | |
| Inp | 1766.00 | NIST | |
| Inp | Outlier 1760.00 | NIST | |
| Inp | 1766.00 | NIST | |
| Tboil | 584.20 | K | NIST |
| Tc | 771.74 | K | Joback Calculated Property |
| Tfus | [278.00; 278.00] | K |
|
| Tfus | 278.00 ± 3.00 | K | NIST |
| Tfus | 278.00 ± 3.00 | K | NIST |
| Vc | 1.038 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [723.79; 834.20] | J/mol×K | [610.80; 771.74] |
|
| Cp,gas | 723.79 | J/mol×K | 610.80 | Joback Calculated Property |
| Cp,gas | 744.17 | J/mol×K | 637.62 | Joback Calculated Property |
| Cp,gas | 763.72 | J/mol×K | 664.45 | Joback Calculated Property |
| Cp,gas | 782.48 | J/mol×K | 691.27 | Joback Calculated Property |
| Cp,gas | 800.46 | J/mol×K | 718.09 | Joback Calculated Property |
| Cp,gas | 817.70 | J/mol×K | 744.91 | Joback Calculated Property |
| Cp,gas | 834.20 | J/mol×K | 771.74 | Joback Calculated Property |
| η | [0.0001146; 0.0063506] | Pa×s | [277.62; 610.80] |
|
| η | 0.0063506 | Pa×s | 277.62 | Joback Calculated Property |
| η | 0.0018624 | Pa×s | 333.15 | Joback Calculated Property |
| η | 0.0007754 | Pa×s | 388.68 | Joback Calculated Property |
| η | 0.0004019 | Pa×s | 444.21 | Joback Calculated Property |
| η | 0.0002411 | Pa×s | 499.74 | Joback Calculated Property |
| η | 0.0001602 | Pa×s | 555.27 | Joback Calculated Property |
| η | 0.0001146 | Pa×s | 610.80 | Joback Calculated Property |
| ΔvapH | 67.80 | kJ/mol | 511.50 | NIST |
Pressure Dependent Properties
| Property | Value | Unit | Pressure (kPa) | Source |
|---|---|---|---|---|
| Tboilr | 451.20 | K | 2.00 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.66] | kPa | [443.93; 619.18] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.43154e+01 | |||
| Coefficient B | -4.40588e+03 | |||
| Coefficient C | -1.29850e+02 | |||
| Temperature range, min. | 443.93 | |||
| Temperature range, max. | 619.18 | |||
| Pvap | 1.33 | kPa | 443.93 | Calculated Property |
| Pvap | 3.02 | kPa | 463.40 | Calculated Property |
| Pvap | 6.27 | kPa | 482.87 | Calculated Property |
| Pvap | 12.03 | kPa | 502.35 | Calculated Property |
| Pvap | 21.65 | kPa | 521.82 | Calculated Property |
| Pvap | 36.86 | kPa | 541.29 | Calculated Property |
| Pvap | 59.79 | kPa | 560.76 | Calculated Property |
| Pvap | 93.03 | kPa | 580.24 | Calculated Property |
| Pvap | 139.54 | kPa | 599.71 | Calculated Property |
| Pvap | 202.66 | kPa | 619.18 | Calculated Property |
Similar Compounds
Find more compounds similar to Heptadecane, 2-methyl-.
Sources
- Crippen Method
- Crippen Method
- Joback Method
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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that the value is more than 2 standard deviations away from the
property mean.