- InChI
- InChI=1S/C6H12/c1-5(2)6(3)4/h6H,1H2,2-4H3
- InChI Key
- OWWIWYDDISJUMY-UHFFFAOYSA-N
- Formula
- C6H12
- SMILES
- C=C(C)C(C)C
- Molecular Weight1
- 84.16
- CAS
- 563-78-0
- Other Names
-
- (CH3)2CHC(CH3)=CH2
- 2,3-Dimethyl-1-butene
- 2,3-Dimethylbutene-1
- 2,3-dimethylbut-1-ene
- ω : Acentric Factor.
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- 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).
- 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).
- 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.
- 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).
- λ : Liquid thermal conductivity (W/m×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 | 0.2210 | KDB | |
| ΔfG° | 79.09 | kJ/mol | KDB |
| Δc,grossH | 3981.95 | kJ/mol | KDB |
| Δc,netH | 3717.861 | kJ/mol | KDB |
| ΔfH°gas | [-66.36; -61.00] | kJ/mol |
|
| ΔfH°gas | -66.36 | kJ/mol | KDB |
| ΔfH°gas | -65.90 ± 1.50 | kJ/mol | NIST |
| ΔfH°gas | -61.00 ± 2.00 | kJ/mol | NIST |
| ΔfH°liquid | -95.10 ± 1.50 | kJ/mol | NIST |
| ΔfusH° | 5.18 | kJ/mol | Joback Calculated Property |
| ΔvapH° | [29.20; 29.20] | kJ/mol |
|
| ΔvapH° | 29.20 | kJ/mol | NIST |
| ΔvapH° | 29.20 | kJ/mol | NIST |
| ΔvapH° | 29.20 | kJ/mol | NIST |
| IE | [8.41; 9.07] | eV |
|
| IE | 9.07 ± 0.01 | eV | NIST |
| IE | 9.07 ± 0.02 | eV | NIST |
| IE | 9.07 ± 0.01 | eV | NIST |
| IE | 8.41 | 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 | |
| Pc | 3240.00 | kPa | KDB |
| Inp | [548.00; 572.50] |
|
|
| Inp | 566.10 | NIST | |
| Inp | 557.60 | NIST | |
| Inp | 557.00 | NIST | |
| Inp | 566.00 | NIST | |
| Inp | 566.00 | NIST | |
| Inp | 567.00 | NIST | |
| Inp | 555.90 | NIST | |
| Inp | 565.80 | NIST | |
| Inp | 566.30 | NIST | |
| Inp | 558.80 | NIST | |
| Inp | 559.60 | NIST | |
| Inp | 566.00 | NIST | |
| Inp | 566.00 | NIST | |
| Inp | 558.40 | NIST | |
| Inp | 559.40 | NIST | |
| Inp | 560.00 | NIST | |
| Inp | 559.00 | NIST | |
| Inp | 560.70 | NIST | |
| Inp | 559.00 | NIST | |
| Inp | 560.00 | NIST | |
| Inp | 557.39 | NIST | |
| Inp | 559.00 | NIST | |
| Inp | 558.00 | NIST | |
| Inp | 558.00 | NIST | |
| Inp | 561.00 | NIST | |
| Inp | 559.00 | NIST | |
| Inp | Outlier 572.50 | NIST | |
| Inp | 569.00 | NIST | |
| Inp | 564.90 | NIST | |
| Inp | 557.00 | NIST | |
| Inp | 558.30 | NIST | |
| Inp | 554.00 | NIST | |
| Inp | 558.00 | NIST | |
| Inp | 564.00 | NIST | |
| Inp | 568.00 | NIST | |
| Inp | 564.00 | NIST | |
| Inp | Outlier 548.00 | NIST | |
| Inp | 564.00 | NIST | |
| Inp | 566.00 | NIST | |
| Inp | 560.00 | NIST | |
| Inp | 566.00 | NIST | |
| Inp | 570.00 | NIST | |
| Inp | 571.00 | NIST | |
| Inp | 562.00 | NIST | |
| Inp | 566.10 | NIST | |
| Inp | 567.00 | NIST | |
| Inp | 559.60 | NIST | |
| Inp | 560.00 | NIST | |
| Inp | 557.39 | NIST | |
| Inp | 559.00 | NIST | |
| Inp | 558.30 | NIST | |
| Tboil | [328.35; 329.65] | K |
|
| Tboil | 328.80 | K | KDB |
| Tboil | 328.88 | K | Isobari... |
| Tboil | 328.88 | K | Isobari... |
| Tboil | 328.90 | K | NIST |
| Tboil | 328.76 ± 0.10 | K | NIST |
| Tboil | 328.83 ± 0.25 | K | NIST |
| Tboil | 328.75 ± 0.30 | K | NIST |
| Tboil | 328.77 ± 0.30 | K | NIST |
| Tboil | 328.77 ± 0.20 | K | NIST |
| Tboil | 328.95 ± 0.50 | K | NIST |
| Tboil | 328.75 ± 0.30 | K | NIST |
| Tboil | 328.79 ± 0.10 | K | NIST |
| Tboil | Outlier 329.65 ± 2.00 | K | NIST |
| Tboil | 328.85 ± 1.00 | K | NIST |
| Tboil | 329.40 ± 1.00 | K | NIST |
| Tboil | 328.76 ± 0.05 | K | NIST |
| Tboil | 329.15 ± 0.60 | K | NIST |
| Tboil | Outlier 328.35 ± 0.50 | K | NIST |
| Tboil | 328.95 ± 0.60 | K | NIST |
| Tboil | 329.40 ± 0.60 | K | NIST |
| Tboil | 329.40 ± 0.60 | K | NIST |
| Tboil | 329.40 ± 1.00 | K | NIST |
| Tc | [497.70; 501.00] | K |
|
| Tc | 501.00 | K | KDB |
| Tc | 497.70 | K | Gas-Liq... |
| Tfus | [115.85; 151.65] | K |
|
| Tfus | 115.90 | K | KDB |
| Tfus | 115.88 ± 0.05 | K | NIST |
| Tfus | 115.89 ± 0.03 | K | NIST |
| Tfus | 115.90 ± 0.40 | K | NIST |
| Tfus | 115.85 ± 0.06 | K | NIST |
| Tfus | 115.85 ± 0.06 | K | NIST |
| Tfus | 115.88 ± 0.04 | K | NIST |
| Tfus | 133.05 ± 0.20 | K | NIST |
| Tfus | Outlier 151.65 ± 2.00 | K | NIST |
| Vc | 0.343 | m3/kmol | KDB |
| Zc | 0.2667870 | KDB |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [145.57; 202.07] | J/mol×K | [332.80; 507.19] |
|
| Cp,gas | 145.57 | J/mol×K | 332.80 | Joback Calculated Property |
| Cp,gas | 155.99 | J/mol×K | 361.86 | Joback Calculated Property |
| Cp,gas | 165.99 | J/mol×K | 390.93 | Joback Calculated Property |
| Cp,gas | 175.58 | J/mol×K | 419.99 | Joback Calculated Property |
| Cp,gas | 184.79 | J/mol×K | 449.06 | Joback Calculated Property |
| Cp,gas | 193.61 | J/mol×K | 478.12 | Joback Calculated Property |
| Cp,gas | 202.07 | J/mol×K | 507.19 | Joback Calculated Property |
| ΔvapH | [27.41; 30.50] | kJ/mol | [301.00; 328.80] |
|
| ΔvapH | 30.50 | kJ/mol | 301.00 | NIST |
| ΔvapH | 27.41 | kJ/mol | 328.80 | KDB |
| Pvap | [153.70; 391.70] | kPa | [341.87; 377.37] |
|
| Pvap | 153.70 | kPa | 341.87 | Isother... |
| Pvap | 158.10 | kPa | 343.06 | Isother... |
| Pvap | 162.30 | kPa | 343.95 | Isother... |
| Pvap | 171.30 | kPa | 345.83 | Isother... |
| Pvap | 178.20 | kPa | 347.12 | Isother... |
| Pvap | 186.40 | kPa | 348.71 | Isother... |
| Pvap | 196.30 | kPa | 350.49 | Isother... |
| Pvap | 208.60 | kPa | 352.78 | Isother... |
| Pvap | 211.30 | kPa | 353.27 | Isother... |
| Pvap | 216.30 | kPa | 354.06 | Isother... |
| Pvap | 228.90 | kPa | 356.15 | Isother... |
| Pvap | 244.90 | kPa | 358.73 | Isother... |
| Pvap | 262.10 | kPa | 361.30 | Isother... |
| Pvap | 273.70 | kPa | 362.89 | Isother... |
| Pvap | 275.30 | kPa | 363.19 | Isother... |
| Pvap | 284.90 | kPa | 364.38 | Isother... |
| Pvap | 292.70 | kPa | 365.57 | Isother... |
| Pvap | 303.80 | kPa | 366.96 | Isother... |
| Pvap | 313.90 | kPa | 368.24 | Isother... |
| Pvap | 319.70 | kPa | 369.04 | Isother... |
| Pvap | 328.60 | kPa | 370.13 | Isother... |
| Pvap | 336.40 | kPa | 371.12 | Isother... |
| Pvap | 346.10 | kPa | 372.21 | Isother... |
| Pvap | 351.50 | kPa | 372.90 | Isother... |
| Pvap | 358.80 | kPa | 373.70 | Isother... |
| Pvap | 366.70 | kPa | 374.59 | Isother... |
| Pvap | 372.10 | kPa | 375.19 | Isother... |
| Pvap | 377.40 | kPa | 375.78 | Isother... |
| Pvap | 386.80 | kPa | 376.87 | Isother... |
| Pvap | 391.70 | kPa | 377.37 | Isother... |
| n0 | 1.38729 | 298.15 | KDB | |
| ρl | 678.00 | kg/m3 | 293.00 | KDB |
| γ | 0.02 | N/m | 298.20 | KDB |
| λ | [0.10; 0.12] | W/m×K | [258.98; 327.21] |
|
| λ | 0.12 | W/m×K | 258.98 | Thermal... |
| λ | 0.12 | W/m×K | 259.29 | Thermal... |
| λ | 0.12 | W/m×K | 259.40 | Thermal... |
| λ | 0.11 | W/m×K | 278.29 | Thermal... |
| λ | 0.11 | W/m×K | 278.63 | Thermal... |
| λ | 0.11 | W/m×K | 278.87 | Thermal... |
| λ | 0.11 | W/m×K | 294.18 | Thermal... |
| λ | 0.11 | W/m×K | 294.53 | Thermal... |
| λ | 0.11 | W/m×K | 294.78 | Thermal... |
| λ | 0.10 | W/m×K | 312.86 | Thermal... |
| λ | 0.10 | W/m×K | 313.23 | Thermal... |
| λ | 0.10 | W/m×K | 313.50 | Thermal... |
| λ | 0.10 | W/m×K | 322.51 | Thermal... |
| λ | 0.10 | W/m×K | 322.90 | Thermal... |
| λ | 0.10 | W/m×K | 323.18 | Thermal... |
| λ | 0.10 | W/m×K | 326.52 | Thermal... |
| λ | 0.10 | W/m×K | 326.91 | Thermal... |
| λ | 0.10 | W/m×K | 327.21 | Thermal... |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.65] | kPa | [235.32; 352.27] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.40939e+01 | |||
| Coefficient B | -2.82259e+03 | |||
| Coefficient C | -3.08790e+01 | |||
| Temperature range, min. | 235.32 | |||
| Temperature range, max. | 352.27 | |||
| Pvap | 1.33 | kPa | 235.32 | Calculated Property |
| Pvap | 3.04 | kPa | 248.31 | Calculated Property |
| Pvap | 6.33 | kPa | 261.31 | Calculated Property |
| Pvap | 12.16 | kPa | 274.30 | Calculated Property |
| Pvap | 21.89 | kPa | 287.30 | Calculated Property |
| Pvap | 37.23 | kPa | 300.29 | Calculated Property |
| Pvap | 60.29 | kPa | 313.29 | Calculated Property |
| Pvap | 93.58 | kPa | 326.28 | Calculated Property |
| Pvap | 139.97 | kPa | 339.28 | Calculated Property |
| Pvap | 202.65 | kPa | 352.27 | Calculated Property |
| Pvap | [5.03e-09; 3220.47] | kPa | [115.89; 500.00] |
KDB Vap...
|
| Equation | ln(Pvp) = A + B/T + C*ln(T) + D*T^2 | |||
| Coefficient A | 6.78292e+01 | |||
| Coefficient B | -5.63780e+03 | |||
| Coefficient C | -8.07579e+00 | |||
| Coefficient D | 6.84617e-06 | |||
| Temperature range, min. | 115.89 | |||
| Temperature range, max. | 500.00 | |||
| Pvap | 5.03e-09 | kPa | 115.89 | Calculated Property |
| Pvap | 2.10e-04 | kPa | 158.57 | Calculated Property |
| Pvap | 0.06 | kPa | 201.25 | Calculated Property |
| Pvap | 2.08 | kPa | 243.93 | Calculated Property |
| Pvap | 20.63 | kPa | 286.61 | Calculated Property |
| Pvap | 103.07 | kPa | 329.28 | Calculated Property |
| Pvap | 337.18 | kPa | 371.96 | Calculated Property |
| Pvap | 839.94 | kPa | 414.64 | Calculated Property |
| Pvap | 1747.30 | kPa | 457.32 | Calculated Property |
| Pvap | 3220.47 | kPa | 500.00 | Calculated Property |
Similar Compounds
Find more compounds similar to 1-Butene, 2,3-dimethyl-.
Mixtures
- Thiophene + 1-Butene, 2,3-dimethyl-
- Thiophene, 3-methyl- + 1-Butene, 2,3-dimethyl-
- 1-Butene, 2,3-dimethyl- + Methyl Alcohol
Sources
- KDB Vapor Pressure Data
- Crippen Method
- Crippen Method
- Isobaric vapor-liquid equilibrium for four binary systems of thiophene
- Isobaric vapor-liquid equilibrium for systems containing sulfur compounds
- Gas-Liquid Critical Temperatures of Some Alkenes, Amines, and Cyclic Hydrocarbons
- Thermal Conductivity and Thermal Diffusivity of Twenty-Nine Liquids: Alkenes, Cyclic (Alkanes, Alkenes, Alkadienes, Aromatics), and Deuterated Hydrocarbons
- Isothermal Vapor-Liquid Equilibrium for Methanol and 2,3-Dimethyl-1-butene at 343.06 K, 353.27 K, 363.19 K, and 372.90 K
- Joback Method
- KDB
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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