- InChI
- InChI=1S/C30H62/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h3-30H2,1-2H3
- InChI Key
- JXTPJDDICSTXJX-UHFFFAOYSA-N
- Formula
- C30H62
- SMILES
- CCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
- Molecular Weight1
- 422.81
- CAS
- 638-68-6
- Other Names
-
- n-triacontane
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- Cp,solid : Solid phase 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).
- 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).
- 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.
- ΔfusS : Entropy of fusion at a given temperature (J/mol×K).
- Tboil : Normal Boiling Point Temperature (K).
- Tboilr : Boiling point at reduced pressure (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Ttriple : Triple Point 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° | 201.72 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -662.53 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 73.46 | kJ/mol | Joback Calculated Property |
| ΔvapH° | [152.30; 164.50] | kJ/mol |
|
| ΔvapH° | 152.30 | kJ/mol | NIST |
| ΔvapH° | 164.50 ± 0.40 | kJ/mol | NIST |
| log10WS | -12.38 | Crippen Calculated Property | |
| logPoct/wat | 11.949 | Crippen Calculated Property | |
| McVol | 433.560 | ml/mol | McGowan Calculated Property |
| Pc | 595.46 | kPa | Joback Calculated Property |
| Inp | [467.01; 488.40] |
|
|
| Inp | 467.01 | NIST | |
| Inp | 488.40 | NIST | |
| Tboil | 722.90 | K | NIST |
| Tc | 850.00 | K | Critica... |
| Tfus | [338.50; 344.00] | K |
|
| Tfus | 338.70 ± 0.30 | K | NIST |
| Tfus | 338.60 ± 0.40 | K | NIST |
| Tfus | 338.53 ± 0.25 | K | NIST |
| Tfus | 339.40 ± 2.00 | K | NIST |
| Tfus | 339.00 ± 2.00 | K | NIST |
| Tfus | 339.00 ± 0.10 | K | NIST |
| Tfus | 338.90 ± 0.60 | K | NIST |
| Tfus | 338.70 ± 1.00 | K | NIST |
| Tfus | 338.70 ± 1.00 | K | NIST |
| Tfus | Outlier 344.00 ± 1.50 | K | NIST |
| Tfus | 338.90 ± 3.00 | K | NIST |
| Tfus | 338.70 ± 0.30 | K | NIST |
| Tfus | 338.90 ± 0.80 | K | NIST |
| Tfus | 339.00 ± 2.00 | K | NIST |
| Tfus | 339.00 ± 2.00 | K | NIST |
| Tfus | 340.00 ± 2.00 | K | NIST |
| Tfus | 339.00 ± 2.00 | K | NIST |
| Tfus | 339.00 ± 2.00 | K | NIST |
| Tfus | Outlier 343.00 ± 2.00 | K | NIST |
| Tfus | 338.50 ± 0.80 | K | NIST |
| Tfus | 338.80 ± 1.00 | K | NIST |
| Tfus | 339.30 ± 1.00 | K | NIST |
| Ttriple | 334.20 | K | Thermal... |
| Vc | 1.716 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [1482.03; 1624.56] | J/mol×K | [885.80; 1091.97] |
|
| Cp,gas | 1482.03 | J/mol×K | 885.80 | Joback Calculated Property |
| Cp,gas | 1509.37 | J/mol×K | 920.16 | Joback Calculated Property |
| Cp,gas | 1535.15 | J/mol×K | 954.52 | Joback Calculated Property |
| Cp,gas | 1559.49 | J/mol×K | 988.88 | Joback Calculated Property |
| Cp,gas | 1582.44 | J/mol×K | 1023.25 | Joback Calculated Property |
| Cp,gas | 1604.10 | J/mol×K | 1057.61 | Joback Calculated Property |
| Cp,gas | 1624.56 | J/mol×K | 1091.97 | Joback Calculated Property |
| Cp,solid | [558.00; 808.80] | J/mol×K | [300.00; 301.00] |
|
| Cp,solid | 558.00 | J/mol×K | 300.00 | NIST |
| Cp,solid | 808.80 | J/mol×K | 301.00 | NIST |
| η | [0.0000243; 0.0010730] | Pa×s | [427.86; 885.80] |
|
| η | 0.0010730 | Pa×s | 427.86 | Joback Calculated Property |
| η | 0.0003539 | Pa×s | 504.18 | Joback Calculated Property |
| η | 0.0001562 | Pa×s | 580.51 | Joback Calculated Property |
| η | 0.0000834 | Pa×s | 656.83 | Joback Calculated Property |
| η | 0.0000507 | Pa×s | 733.15 | Joback Calculated Property |
| η | 0.0000339 | Pa×s | 809.48 | Joback Calculated Property |
| η | 0.0000243 | Pa×s | 885.80 | Joback Calculated Property |
| ΔfusH | [37.49; 68.83] | kJ/mol | [335.30; 338.70] |
|
| ΔfusH | 37.49 | kJ/mol | 335.30 | NIST |
| ΔfusH | 68.83 | kJ/mol | 338.70 | NIST |
| ΔfusH | 68.83 | kJ/mol | 338.70 | NIST |
| ΔvapH | [111.30; 152.30] | kJ/mol | [298.15; 609.00] |
|
| ΔvapH | 152.30 | kJ/mol | 298.15 | Vapor P... |
| ΔvapH | 143.00 ± 2.00 | kJ/mol | 454.50 | NIST |
| ΔvapH | 111.30 | kJ/mol | 609.00 | NIST |
| Pvap | [1.13e-03; 414.10] | kPa | [432.36; 809.60] |
|
| Pvap | 1.15e-03 | kPa | 432.36 | Experim... |
| Pvap | 1.13e-03 | kPa | 432.37 | Experim... |
| Pvap | 2.33e-03 | kPa | 442.48 | Experim... |
| Pvap | 4.57e-03 | kPa | 452.32 | Experim... |
| Pvap | 4.51e-03 | kPa | 452.34 | Experim... |
| Pvap | 82.32 | kPa | 713.50 | Critica... |
| Pvap | 127.80 | kPa | 737.80 | Critica... |
| Pvap | 190.20 | kPa | 761.20 | Critica... |
| Pvap | 282.40 | kPa | 786.00 | Critica... |
| Pvap | 414.10 | kPa | 809.60 | Critica... |
| ΔfusS | [111.82; 203.24] | J/mol×K | [335.30; 338.70] |
|
| ΔfusS | 111.82 | J/mol×K | 335.30 | NIST |
| ΔfusS | 203.24 | J/mol×K | 338.70 | NIST |
Pressure Dependent Properties
| Property | Value | Unit | Pressure (kPa) | Source |
|---|---|---|---|---|
| Tboilr | 531.70 | K | 0.40 | NIST |
Similar Compounds
Find more compounds similar to Triacontane.
Sources
- Crippen Method
- Crippen Method
- Critical temperatures and pressures of C40, C44, and C60 normal alkanes measured by the pulse-heating technique
- Thermal conductivity of heavy, even-carbon number n-alkanes (C22 to C32)
- High pressure solid solid and solid liquid transition data for long chain alkanes
- Vapor Pressures and Vaporization Enthalpies of the n-Alkanes from C21 to C30 at T = 298.15 K by Correlation Gas Chromatography
- Experimental Vapor Pressures of Six n-Alkanes (C21, C23, C25, C27, C29, C30) in the Temperature Range between 350 K and 460 K
- Critical Point and Vapor Pressure Measurements for Seven Compounds by a Low Residence Time Flow Method
- Joback Method
- McGowan Method
- NIST Webbook
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