- InChI
- InChI=1S/C6H12/c1-4-5-6(2)3/h4-6H,1-3H3/b5-4-
- InChI Key
- LGAQJENWWYGFSN-PLNGDYQASA-N
- Formula
- C6H12
- SMILES
- CC=CC(C)C
- Molecular Weight1
- 84.16
- CAS
- 691-38-3
- Other Names
-
- (Z)-(CH3)2CHCH=CHCH3
- (Z)-4-METHYL-2-PENTENE
- 2-Pentene, 4-methyl-cis-
- 4-METHYL-CIS-2-PENTENE
- 4-Methyl-2-cis-pentene
- 4-Methyl-2-pentene
- 4-Methyl-2-pentene, cis
- 4-Methylpentene-2, cis-
- CIS-4-METHYL-2-PENTENE
- cis-4-methylpent-2-ene
- 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).
- Δc,grossH : Heat of Combustion, Gross form (kJ/mol).
- Δc,netH : Heat of Combustion, Net Form (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).
- 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).
- NFPA Fire : NFPA Fire Rating.
- NFPA Health : NFPA Health Rating.
- Pc : Critical Pressure (kPa).
- Pvap : Vapor pressure (kPa).
- n0 : Refractive Index.
- ρl : Liquid Density (kg/m3).
- Inp : Non-polar retention indices.
- γ : Surface Tension (N/m).
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Vc : Critical Volume (m3/kmol).
- Zc : Critical Compressibility.
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ω | 0.2900 | KDB | |
| ΔfG° | 82.19 | kJ/mol | KDB |
| Δc,grossH | 3989.11 | kJ/mol | KDB |
| Δc,netH | 3725.015 | kJ/mol | KDB |
| ΔfH°gas | -57.48 | kJ/mol | KDB |
| ΔfusH° | 7.98 | kJ/mol | Joback Calculated Property |
| ΔvapH° | [29.50; 29.50] | kJ/mol |
|
| ΔvapH° | 29.50 | kJ/mol | NIST |
| ΔvapH° | 29.50 | kJ/mol | NIST |
| ΔvapH° | 29.50 | kJ/mol | NIST |
| IE | [8.98; 8.98] | eV |
|
| IE | 8.98 ± 0.01 | eV | NIST |
| IE | 8.98 ± 0.02 | eV | NIST |
| IE | 8.98 ± 0.01 | eV | NIST |
| log10WS | -1.95 | Crippen Calculated Property | |
| logPoct/wat | 2.219 | Crippen Calculated Property | |
| McVol | 91.100 | ml/mol | McGowan Calculated Property |
| NFPA Fire | 3 | KDB | |
| NFPA Health | 1 | KDB | |
| Pc | 3040.00 | kPa | KDB |
| Inp | [553.00; 574.00] |
|
|
| Inp | 567.50 | NIST | |
| Inp | 555.50 | NIST | |
| Inp | 562.00 | NIST | |
| Inp | 563.00 | NIST | |
| Inp | 565.00 | NIST | |
| Inp | 566.00 | NIST | |
| Inp | 566.00 | NIST | |
| Inp | 555.90 | NIST | |
| Inp | 565.60 | NIST | |
| Inp | 566.10 | NIST | |
| Inp | 556.20 | NIST | |
| Inp | 556.60 | NIST | |
| Inp | 567.00 | NIST | |
| Inp | 568.00 | NIST | |
| Inp | 556.00 | NIST | |
| Inp | 556.00 | NIST | |
| Inp | 556.10 | NIST | |
| Inp | 557.00 | NIST | |
| Inp | 557.00 | NIST | |
| Inp | 556.00 | NIST | |
| Inp | 560.70 | NIST | |
| Inp | 556.00 | NIST | |
| Inp | 557.00 | NIST | |
| Inp | 555.36 | NIST | |
| Inp | 561.00 | NIST | |
| Inp | 556.00 | NIST | |
| Inp | 556.00 | NIST | |
| Inp | 558.00 | NIST | |
| Inp | 558.00 | NIST | |
| Inp | 556.00 | NIST | |
| Inp | 561.00 | NIST | |
| Inp | 560.00 | NIST | |
| Inp | 558.00 | NIST | |
| Inp | 571.20 | NIST | |
| Inp | 565.90 | NIST | |
| Inp | 559.00 | NIST | |
| Inp | 555.90 | NIST | |
| Inp | 553.00 | NIST | |
| Inp | 556.00 | NIST | |
| Inp | Outlier 572.00 | NIST | |
| Inp | Outlier 574.00 | NIST | |
| Inp | 570.00 | NIST | |
| Inp | 558.00 | NIST | |
| Inp | 566.00 | NIST | |
| Inp | 557.00 | NIST | |
| Inp | 569.00 | NIST | |
| Inp | 570.00 | NIST | |
| Inp | 559.00 | NIST | |
| Inp | 557.00 | NIST | |
| Inp | 567.50 | NIST | |
| Inp | 566.00 | NIST | |
| Inp | 556.20 | NIST | |
| Inp | 556.00 | NIST | |
| Inp | 560.70 | NIST | |
| Inp | 561.00 | NIST | |
| Inp | 555.90 | NIST | |
| Tboil | [327.85; 331.20] | K |
|
| Tboil | 329.60 | K | KDB |
| Tboil | 330.70 | K | NIST |
| Tboil | 330.50 ± 0.50 | K | NIST |
| Tboil | 329.50 | K | NIST |
| Tboil | 329.45 ± 0.50 | K | NIST |
| Tboil | 329.56 ± 0.50 | K | NIST |
| Tboil | 329.55 ± 0.50 | K | NIST |
| Tboil | 329.65 ± 1.00 | K | NIST |
| Tboil | 329.15 ± 1.50 | K | NIST |
| Tboil | 327.85 ± 1.00 | K | NIST |
| Tboil | 327.95 ± 1.50 | K | NIST |
| Tboil | 328.15 ± 4.00 | K | NIST |
| Tboil | 329.15 ± 2.00 | K | NIST |
| Tboil | 331.20 ± 2.00 | K | NIST |
| Tboil | 327.85 ± 0.60 | K | NIST |
| Tc | [490.00; 496.30] | K |
|
| Tc | 490.00 | K | KDB |
| Tc | 496.30 | K | Gas-Liq... |
| Tfus | 139.00 | K | KDB |
| Vc | 0.360 | m3/kmol | KDB |
| Zc | 0.2686230 | KDB |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [144.81; 202.31] | J/mol×K | [340.40; 517.01] |
|
| Cp,gas | 144.81 | J/mol×K | 340.40 | Joback Calculated Property |
| Cp,gas | 155.51 | J/mol×K | 369.83 | Joback Calculated Property |
| Cp,gas | 165.74 | J/mol×K | 399.27 | Joback Calculated Property |
| Cp,gas | 175.52 | J/mol×K | 428.70 | Joback Calculated Property |
| Cp,gas | 184.87 | J/mol×K | 458.14 | Joback Calculated Property |
| Cp,gas | 193.79 | J/mol×K | 487.57 | Joback Calculated Property |
| Cp,gas | 202.31 | J/mol×K | 517.01 | Joback Calculated Property |
| η | [0.0001822; 0.0086948] | Pa×s | [137.30; 340.40] |
|
| η | 0.0086948 | Pa×s | 137.30 | Joback Calculated Property |
| η | 0.0024144 | Pa×s | 171.15 | Joback Calculated Property |
| η | 0.0010236 | Pa×s | 205.00 | Joback Calculated Property |
| η | 0.0005535 | Pa×s | 238.85 | Joback Calculated Property |
| η | 0.0003486 | Pa×s | 272.70 | Joback Calculated Property |
| η | 0.0002432 | Pa×s | 306.55 | Joback Calculated Property |
| η | 0.0001822 | Pa×s | 340.40 | Joback Calculated Property |
| ΔvapH | [27.57; 30.80] | kJ/mol | [298.50; 329.60] |
|
| ΔvapH | 30.80 | kJ/mol | 298.50 | NIST |
| ΔvapH | 27.57 | kJ/mol | 329.60 | KDB |
| n0 | 1.38498 | 298.15 | KDB | |
| ρl | 669.00 | kg/m3 | 293.00 | KDB |
| γ | 0.02 | N/m | 298.20 | KDB |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.68] | kPa | [237.28; 352.77] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.40679e+01 | |||
| Coefficient B | -2.77368e+03 | |||
| Coefficient C | -3.60040e+01 | |||
| Temperature range, min. | 237.28 | |||
| Temperature range, max. | 352.77 | |||
| Pvap | 1.33 | kPa | 237.28 | Calculated Property |
| Pvap | 3.04 | kPa | 250.11 | Calculated Property |
| Pvap | 6.33 | kPa | 262.94 | Calculated Property |
| Pvap | 12.18 | kPa | 275.78 | Calculated Property |
| Pvap | 21.92 | kPa | 288.61 | Calculated Property |
| Pvap | 37.28 | kPa | 301.44 | Calculated Property |
| Pvap | 60.36 | kPa | 314.27 | Calculated Property |
| Pvap | 93.66 | kPa | 327.11 | Calculated Property |
| Pvap | 140.04 | kPa | 339.94 | Calculated Property |
| Pvap | 202.68 | kPa | 352.77 | Calculated Property |
| Pvap | [2.16e-06; 3223.80] | kPa | [138.30; 499.00] |
KDB Vap...
|
| Equation | ln(Pvp) = A + B/T + C*ln(T) + D*T^2 | |||
| Coefficient A | 7.59746e+01 | |||
| Coefficient B | -5.96255e+03 | |||
| Coefficient C | -9.34598e+00 | |||
| Coefficient D | 8.49625e-06 | |||
| Temperature range, min. | 138.30 | |||
| Temperature range, max. | 499.00 | |||
| Pvap | 2.16e-06 | kPa | 138.30 | Calculated Property |
| Pvap | 3.59e-03 | kPa | 178.38 | Calculated Property |
| Pvap | 0.28 | kPa | 218.46 | Calculated Property |
| Pvap | 4.77 | kPa | 258.53 | Calculated Property |
| Pvap | 33.13 | kPa | 298.61 | Calculated Property |
| Pvap | 134.74 | kPa | 338.69 | Calculated Property |
| Pvap | 389.63 | kPa | 378.77 | Calculated Property |
| Pvap | 900.61 | kPa | 418.84 | Calculated Property |
| Pvap | 1792.06 | kPa | 458.92 | Calculated Property |
| Pvap | 3223.80 | kPa | 499.00 | Calculated Property |
Similar Compounds
Find more compounds similar to 2-Pentene, 4-methyl-, (Z)-.
Sources
- KDB Vapor Pressure Data
- Crippen Method
- Crippen Method
- Gas-Liquid Critical Temperatures of Some Alkenes, Amines, and Cyclic Hydrocarbons
- Joback Method
- KDB
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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