- InChI
- InChI=1S/C8H16/c1-3-8-6-4-5-7(8)2/h7-8H,3-6H2,1-2H3/t7-,8+/m0/s1
- InChI Key
- BSKOLJVTLRLTHE-JGVFFNPUSA-N
- Formula
- C8H16
- SMILES
- CCC1CCCC1C
- Molecular Weight1
- 112.21
- CAS
- 930-89-2
- Other Names
-
- 1-Ethyl-2-methylcyclopentane, (Z)-
- 1-Ethyl-2-methylcyclopentane, cis
- 1-Methyl-cis-2-ethylcyclopentane
- CIS-1-ETHYL-2-METHYLCYCLOPENTANE
- CIS-1-METHYL-2-ETHYLCYCLOPENTANE
- c-1-Ethyl-2-methylcyclopentane
- ΔcH°liquid : Standard liquid enthalpy of combustion (kJ/mol).
- 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).
- 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).
- 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 |
|---|---|---|---|
| ΔcH°liquid | -5243.89 ± 0.92 | kJ/mol | NIST |
| ΔfG° | 45.32 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -168.31 | kJ/mol | Joback Calculated Property |
| ΔfH°liquid | -190.80 ± 1.00 | kJ/mol | NIST |
| ΔfusH° | 11.48 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 40.20 | kJ/mol | NIST |
| log10WS | -2.58 | Crippen Calculated Property | |
| logPoct/wat | 2.833 | Crippen Calculated Property | |
| McVol | 112.720 | ml/mol | McGowan Calculated Property |
| Pc | 2956.90 | kPa | Joback Calculated Property |
| Inp | [790.00; 846.00] |
|
|
| Inp | 820.10 | NIST | |
| Inp | 825.30 | NIST | |
| Inp | 820.70 | NIST | |
| Inp | 820.30 | NIST | |
| Inp | 820.80 | NIST | |
| Inp | 825.30 | NIST | |
| Inp | 825.40 | NIST | |
| Inp | 833.00 | NIST | |
| Inp | 823.00 | NIST | |
| Inp | 828.00 | NIST | |
| Inp | 821.00 | NIST | |
| Inp | 826.00 | NIST | |
| Inp | 820.00 | NIST | |
| Inp | 823.00 | NIST | |
| Inp | 824.00 | NIST | |
| Inp | 826.00 | NIST | |
| Inp | 829.00 | NIST | |
| Inp | 821.10 | NIST | |
| Inp | 820.00 | NIST | |
| Inp | Outlier 846.00 | NIST | |
| Inp | 816.00 | NIST | |
| Inp | 821.00 | NIST | |
| Inp | 826.00 | NIST | |
| Inp | 830.00 | NIST | |
| Inp | 837.00 | NIST | |
| Inp | 820.60 | NIST | |
| Inp | 815.95 | NIST | |
| Inp | 827.00 | NIST | |
| Inp | 818.90 | NIST | |
| Inp | 817.00 | NIST | |
| Inp | 832.00 | NIST | |
| Inp | 817.00 | NIST | |
| Inp | 825.00 | NIST | |
| Inp | 816.00 | NIST | |
| Inp | 822.00 | NIST | |
| Inp | Outlier 790.00 | NIST | |
| Inp | 822.00 | NIST | |
| Inp | 821.30 | NIST | |
| Inp | 823.20 | NIST | |
| Inp | 826.00 | NIST | |
| Inp | 828.10 | NIST | |
| Inp | 829.80 | NIST | |
| Inp | 831.30 | NIST | |
| Inp | 820.00 | NIST | |
| Inp | 822.00 | NIST | |
| Inp | 825.00 | NIST | |
| Inp | 827.00 | NIST | |
| Inp | 829.00 | NIST | |
| Inp | 831.00 | NIST | |
| Inp | 820.10 | NIST | |
| Inp | 825.30 | NIST | |
| Inp | 821.00 | NIST | |
| Inp | 826.00 | NIST | |
| Inp | 816.00 | NIST | |
| Tboil | 401.20 | K | KDB |
| Tc | 585.20 | K | Joback Calculated Property |
| Tfus | 186.58 | K | Joback Calculated Property |
| Vc | 0.423 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [213.75; 303.19] | J/mol×K | [393.05; 585.20] |
|
| Cp,gas | 213.75 | J/mol×K | 393.05 | Joback Calculated Property |
| Cp,gas | 230.45 | J/mol×K | 425.08 | Joback Calculated Property |
| Cp,gas | 246.41 | J/mol×K | 457.10 | Joback Calculated Property |
| Cp,gas | 261.64 | J/mol×K | 489.13 | Joback Calculated Property |
| Cp,gas | 276.17 | J/mol×K | 521.15 | Joback Calculated Property |
| Cp,gas | 290.01 | J/mol×K | 553.18 | Joback Calculated Property |
| Cp,gas | 303.19 | J/mol×K | 585.20 | Joback Calculated Property |
| η | [0.0002855; 0.0022106] | Pa×s | [186.58; 393.05] |
|
| η | 0.0022106 | Pa×s | 186.58 | Joback Calculated Property |
| η | 0.0012051 | Pa×s | 220.99 | Joback Calculated Property |
| η | 0.0007737 | Pa×s | 255.40 | Joback Calculated Property |
| η | 0.0005518 | Pa×s | 289.81 | Joback Calculated Property |
| η | 0.0004228 | Pa×s | 324.23 | Joback Calculated Property |
| η | 0.0003410 | Pa×s | 358.64 | Joback Calculated Property |
| η | 0.0002855 | Pa×s | 393.05 | Joback Calculated Property |
| ΔvapH | [38.30; 42.50] | kJ/mol | [263.00; 362.00] |
|
| ΔvapH | 41.60 | kJ/mol | 263.00 | NIST |
| ΔvapH | 42.50 | kJ/mol | 271.00 | NIST |
| ΔvapH | 39.30 | kJ/mol | 353.00 | NIST |
| ΔvapH | 38.30 | kJ/mol | 362.00 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.67] | kPa | [291.57; 428.84] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.39419e+01 | |||
| Coefficient B | -3.21987e+03 | |||
| Coefficient C | -5.57510e+01 | |||
| Temperature range, min. | 291.57 | |||
| Temperature range, max. | 428.84 | |||
| Pvap | 1.33 | kPa | 291.57 | Calculated Property |
| Pvap | 3.06 | kPa | 306.82 | Calculated Property |
| Pvap | 6.37 | kPa | 322.07 | Calculated Property |
| Pvap | 12.26 | kPa | 337.33 | Calculated Property |
| Pvap | 22.07 | kPa | 352.58 | Calculated Property |
| Pvap | 37.50 | kPa | 367.83 | Calculated Property |
| Pvap | 60.65 | kPa | 383.08 | Calculated Property |
| Pvap | 93.98 | kPa | 398.34 | Calculated Property |
| Pvap | 140.29 | kPa | 413.59 | Calculated Property |
| Pvap | 202.67 | kPa | 428.84 | Calculated Property |
| Pvap | [0.03; 1.12] | kPa | [238.15; 288.15] |
KDB Vap...
|
| Equation | ln(Pvp) = A + B/T + C*ln(T) + D*T^2 | |||
| Coefficient A | 7.66373e+01 | |||
| Coefficient B | -7.06332e+03 | |||
| Coefficient C | -9.36311e+00 | |||
| Coefficient D | 1.22005e-05 | |||
| Temperature range, min. | 238.15 | |||
| Temperature range, max. | 288.15 | |||
| Pvap | 0.03 | kPa | 238.15 | Calculated Property |
| Pvap | 0.05 | kPa | 243.71 | Calculated Property |
| Pvap | 0.07 | kPa | 249.26 | Calculated Property |
| Pvap | 0.11 | kPa | 254.82 | Calculated Property |
| Pvap | 0.18 | kPa | 260.37 | Calculated Property |
| Pvap | 0.26 | kPa | 265.93 | Calculated Property |
| Pvap | 0.39 | kPa | 271.48 | Calculated Property |
| Pvap | 0.56 | kPa | 277.04 | Calculated Property |
| Pvap | 0.80 | kPa | 282.59 | Calculated Property |
| Pvap | 1.12 | kPa | 288.15 | Calculated Property |
Similar Compounds
Find more compounds similar to Cyclopentane, 1-ethyl-2-methyl-, cis-.
Sources
- KDB Vapor Pressure Data
- Crippen Method
- Crippen Method
- Joback Method
- KDB
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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