- InChI
- InChI=1S/C20H40/c1-2-4-6-8-10-12-14-16-18-20-19-17-15-13-11-9-7-5-3-1/h1-20H2
- InChI Key
- ZBLGFUHEYYJSSE-UHFFFAOYSA-N
- Formula
- C20H40
- SMILES
- C1CCCCCCCCCCCCCCCCCCC1
- Molecular Weight1
- 280.54
- CAS
- 296-56-0
- 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).
- 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 | 0.2321 | Relay (1.0) Calculated Property | |
| ΔfG° | -19.72 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -468.53 | kJ/mol | Relay (1.0) Calculated Property |
| ΔfusH° | 8.92 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 86.00 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 9.58 | eV | Relay (1.0) Calculated Property |
| log10WS | -7.46 | Relay (1.0) Calculated Property | |
| logPoct/wat | 7.802 | Crippen Calculated Property | |
| McVol | 281.800 | ml/mol | McGowan Calculated Property |
| Pc | 1537.87 | kPa | Joback Calculated Property |
| Tboil | 667.20 | K | Relay (1.0) Calculated Property |
| Tc | 835.49 | K | Relay (1.0) Calculated Property |
| Tfus | 335.00 ± 3.00 | K | NIST |
| Vc | 0.935 | m3/kmol | Relay (1.0) Calculated Property |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [320.89; 1054.47] | J/mol×K | [273.00; 1000.00] |
Joback Predicted correlation
|
| Equation | Y = A + B·T + C·T² + D·T³ + E·T⁴ Y is Cp,gas in J/mol×K, T in K | |||
| Coefficient A | -1.58530e+02 | |||
| Coefficient B | 1.91800e+00 | |||
| Coefficient C | -5.51000e-04 | |||
| Coefficient D | -1.54000e-07 | |||
| Coefficient E | 0.00000e+00 | |||
| Temperature range, min. | 273.00 | |||
| Temperature range, max. | 1000.00 | |||
| Cp,gas | 320.89 | J/mol×K | 273.00 | Calculated Property |
| Cp,gas | 444.23 | J/mol×K | 353.78 | Calculated Property |
| Cp,gas | 558.26 | J/mol×K | 434.56 | Calculated Property |
| Cp,gas | 662.48 | J/mol×K | 515.33 | Calculated Property |
| Cp,gas | 756.39 | J/mol×K | 596.11 | Calculated Property |
| Cp,gas | 839.53 | J/mol×K | 676.89 | Calculated Property |
| Cp,gas | 911.39 | J/mol×K | 757.67 | Calculated Property |
| Cp,gas | 971.49 | J/mol×K | 838.44 | Calculated Property |
| Cp,gas | 1019.35 | J/mol×K | 919.22 | Calculated Property |
| Cp,gas | 1054.47 | J/mol×K | 1000.00 | Calculated Property |
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| η | [0.0070847; 0.0000012] | Pa×s | [335.00; 703.99] |
Joback Predicted correlation
|
| Equation | Y = exp(A + B/T + C·ln(T) + D·T^E) Y is η in Pa×s, T in K | |||
| Coefficient A | -2.15253e+01 | |||
| Coefficient B | 5.55278e+03 | |||
| Coefficient C | 0.00000e+00 | |||
| Coefficient D | 0.00000e+00 | |||
| Coefficient E | 0.00000e+00 | |||
| Comment | Liquid phase. Joback/Reid (1987), valid from Tf to 0.7·Tc. | |||
| Temperature range, min. | 335.00 | |||
| Temperature range, max. | 703.99 | |||
| η | 0.0070847 | Pa×s | 335.00 | Calculated Property |
| η | 0.0011625 | Pa×s | 376.00 | Calculated Property |
| η | 0.0002721 | Pa×s | 417.00 | Calculated Property |
| η | 0.0000826 | Pa×s | 458.00 | Calculated Property |
| η | 0.0000305 | Pa×s | 499.00 | Calculated Property |
| η | 0.0000131 | Pa×s | 539.99 | Calculated Property |
| η | 0.0000063 | Pa×s | 580.99 | Calculated Property |
| η | 0.0000034 | Pa×s | 621.99 | Calculated Property |
| η | 0.0000019 | Pa×s | 662.99 | Calculated Property |
| η | 0.0000012 | Pa×s | 703.99 | Calculated Property |
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.65] | kPa | [448.17; 680.28] |
The Yaws Handbook of Vapor Pressure
|
| Equation | ln(Y) = A + B/(T + C) Y is Pvap in kPa, T in K | |||
| Coefficient A | 1.28415e+01 | |||
| Coefficient B | -4.36751e+03 | |||
| Coefficient C | -1.00270e+02 | |||
| Temperature range, min. | 448.17 | |||
| Temperature range, max. | 680.28 | |||
| Pvap | 1.33 | kPa | 448.17 | Calculated Property |
| Pvap | 3.17 | kPa | 473.96 | Calculated Property |
| Pvap | 6.74 | kPa | 499.75 | Calculated Property |
| Pvap | 13.09 | kPa | 525.54 | Calculated Property |
| Pvap | 23.54 | kPa | 551.33 | Calculated Property |
| Pvap | 39.74 | kPa | 577.12 | Calculated Property |
| Pvap | 63.59 | kPa | 602.91 | Calculated Property |
| Pvap | 97.17 | kPa | 628.70 | Calculated Property |
| Pvap | 142.75 | kPa | 654.49 | Calculated Property |
| Pvap | 202.65 | kPa | 680.28 | Calculated Property |
Similar Compounds
Find more compounds similar to CYCLOEICOSANE.
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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