- InChI
- InChI=1S/C9H18/c1-8(2)7-9-5-3-4-6-9/h8-9H,3-7H2,1-2H3
- InChI Key
- DPUYDFJBHDYVQM-UHFFFAOYSA-N
- Formula
- C9H18
- SMILES
- CC(C)CC1CCCC1
- Molecular Weight1
- 126.24
- CAS
- 3788-32-7
- Other Names
-
- (2-METHYLPROPYL)CYCLOPENTANE
- Cyclopentane, isobutyl-
- Isobutylcyclopentane
- 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).
- 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 |
|---|---|---|---|
| ΔfG° | 59.01 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -173.89 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 9.48 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 35.50 | kJ/mol | Joback Calculated Property |
| log10WS | -3.00 | Crippen Calculated Property | |
| logPoct/wat | 3.223 | Crippen Calculated Property | |
| McVol | 126.810 | ml/mol | McGowan Calculated Property |
| Pc | 2787.66 | kPa | Joback Calculated Property |
| Inp | [887.00; 937.00] |
|
|
| Inp | 891.50 | NIST | |
| Inp | 896.90 | NIST | |
| Inp | Outlier 932.00 | NIST | |
| Inp | Outlier 937.00 | NIST | |
| Inp | 921.00 | NIST | |
| Inp | 927.00 | NIST | |
| Inp | 887.00 | NIST | |
| Inp | 890.00 | NIST | |
| Inp | 892.00 | NIST | |
| Inp | 895.00 | NIST | |
| Inp | 898.00 | NIST | |
| Inp | 887.00 | NIST | |
| Inp | 903.00 | NIST | |
| Inp | 892.00 | NIST | |
| Inp | 893.30 | NIST | |
| Inp | 890.00 | NIST | |
| Inp | 896.00 | NIST | |
| Inp | 893.00 | NIST | |
| Inp | 892.00 | NIST | |
| Inp | 891.50 | NIST | |
| Inp | 927.00 | NIST | |
| Inp | 898.00 | NIST | |
| Inp | 903.00 | NIST | |
| Tboil | 421.12 ± 0.20 | K | NIST |
| Tc | 615.83 | K | Joback Calculated Property |
| Tfus | [157.88; 157.92] | K |
|
| Tfus | 157.88 ± 0.07 | K | NIST |
| Tfus | 157.89 ± 0.05 | K | NIST |
| Tfus | 157.92 ± 0.03 | K | NIST |
| Vc | 0.474 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [255.93; 351.50] | J/mol×K | [420.16; 615.83] |
|
| Cp,gas | 255.93 | J/mol×K | 420.16 | Joback Calculated Property |
| Cp,gas | 273.96 | J/mol×K | 452.77 | Joback Calculated Property |
| Cp,gas | 291.11 | J/mol×K | 485.38 | Joback Calculated Property |
| Cp,gas | 307.42 | J/mol×K | 518.00 | Joback Calculated Property |
| Cp,gas | 322.90 | J/mol×K | 550.61 | Joback Calculated Property |
| Cp,gas | 337.58 | J/mol×K | 583.22 | Joback Calculated Property |
| Cp,gas | 351.50 | J/mol×K | 615.83 | Joback Calculated Property |
| η | [0.0002972; 0.0079071] | Pa×s | [187.09; 420.16] |
|
| η | 0.0079071 | Pa×s | 187.09 | Joback Calculated Property |
| η | 0.0028600 | Pa×s | 225.94 | Joback Calculated Property |
| η | 0.0013941 | Pa×s | 264.78 | Joback Calculated Property |
| η | 0.0008168 | Pa×s | 303.62 | Joback Calculated Property |
| η | 0.0005402 | Pa×s | 342.47 | Joback Calculated Property |
| η | 0.0003887 | Pa×s | 381.31 | Joback Calculated Property |
| η | 0.0002972 | Pa×s | 420.16 | Joback Calculated Property |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.64] | kPa | [310.21; 448.75] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.43385e+01 | |||
| Coefficient B | -3.49784e+03 | |||
| Coefficient C | -6.12650e+01 | |||
| Temperature range, min. | 310.21 | |||
| Temperature range, max. | 448.75 | |||
| Pvap | 1.33 | kPa | 310.21 | Calculated Property |
| Pvap | 3.02 | kPa | 325.60 | Calculated Property |
| Pvap | 6.26 | kPa | 341.00 | Calculated Property |
| Pvap | 12.02 | kPa | 356.39 | Calculated Property |
| Pvap | 21.63 | kPa | 371.78 | Calculated Property |
| Pvap | 36.82 | kPa | 387.18 | Calculated Property |
| Pvap | 59.74 | kPa | 402.57 | Calculated Property |
| Pvap | 92.97 | kPa | 417.96 | Calculated Property |
| Pvap | 139.49 | kPa | 433.36 | Calculated Property |
| Pvap | 202.64 | kPa | 448.75 | Calculated Property |
Similar Compounds
Find more compounds similar to Cyclopentane, (2-methylpropyl)-.
Sources
- Crippen Method
- Crippen Method
- Joback Method
- KDB
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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