Chemical Properties of Butane, 2-ethoxy-2-methyl- (CAS 919-94-8)

Butane, 2-ethoxy-2-methyl-

InChI
InChI=1S/C7H16O/c1-5-7(3,4)8-6-2/h5-6H2,1-4H3
InChI Key
KFRVYYGHSPLXSZ-UHFFFAOYSA-N
Formula
C7H16O
SMILES
CCOC(C)(C)CC
Molecular Weight1
116.20
CAS
919-94-8
Other Names
  • 1,1-dimethylpropyl ethyl ether
  • 2-Ethoxy-2-methylbutane
  • 2-Ethyl-2-ethoxypropane
  • Ethyl 1,1-dimethylpropyl ether
  • Ethyl tert-amyl ether
  • ether, 1,1-dimethylpropyl ethyl
  • ethyl tert-pentyl ether
Cheméo is a service of Céondo GmbH, since 2007, we provide simulation, modelling and software development services for the industry. Do not hesitate to contact us for your projects.

Physical Properties

Property Value Unit Source
ω 0.3382 ChemSep v8.3 pure component data
μ 1.54 debye ChemSep v8.3 pure component data
ΔfG° -109.40 kJ/mol ChemSep v8.3 pure component data
ΔfH°gas -332.40 kJ/mol ChemSep v8.3 pure component data
ΔfH°liquid -379.80 ± 1.40 kJ/mol NIST
ΔfusH° 7.66 kJ/mol Joback Calculated Property
ΔvapH° [38.20; 39.20] kJ/mol Show Hide
ΔvapH° 39.20 ± 0.40 kJ/mol NIST
ΔvapH° 38.20 ± 0.20 kJ/mol NIST
IE 9.27 eV Relay (1.0) Calculated Property
logPoct/wat 2.212 Crippen Calculated Property
McVol 115.360 ml/mol McGowan Calculated Property
Pc 2740.00 kPa ChemSep v8.3 pure component data
Ptriple 7.30e-04 kPa ChemSep v8.3 pure component data
Inp [721.00; 730.00]   Show Hide
Inp 726.00 NIST
Inp 730.00 NIST
Inp 721.00 NIST
Tboil [374.15; 375.20] K Show Hide
Tboil 374.57 K Isobaric vapor liquid equilibria for systems composed by 2-ethoxy-2-methylbutane, methanol or ethanol and water at 101.32 kPa
Tboil 374.15 K ChemSep v8.3 pure component data
Tboil 375.20 K NIST
Tc 544.00 K ChemSep v8.3 pure component data
Tfus 190.00 K ChemSep v8.3 pure component data
Ttriple 190.00 K ChemSep v8.3 pure component data
UQi 4.71 ChemSep v8.3 pure component data
URi 5.42 ChemSep v8.3 pure component data
Vc 0.435 m3/kmol ChemSep v8.3 pure component data
Zc 0.2730000 ChemSep v8.3 pure component data
Zra 0.27 ChemSep v8.3 pure component data

Cheméo can also estimate Log10 of Water solubility in mol/l for this compound, but it falls outside the models' validated range, so it is not shown here. Open the prediction tool to compute it on demand.

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,liquid 243.00 J/mol×K 298.00 NIST
ΔvapH [35.60; 35.70] kJ/mol [346.00; 347.00] Show Hide
ΔvapH 35.70 kJ/mol 346.00 NIST
ΔvapH 35.60 kJ/mol 347.00 NIST
Pvap [1.41; 98.94] kPa [274.20; 373.71] Show Hide
Pvap 1.41 kPa 274.20 Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap 1.61 kPa 276.20 Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap 1.82 kPa 278.20 Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap 2.06 kPa 280.20 Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap 2.34 kPa 282.20 Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap 2.67 kPa 284.20 Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap 3.21 kPa 287.20 Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap 3.74 kPa 290.20 Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap 4.44 kPa 293.20 Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap 5.27 kPa 296.20 Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap 6.13 kPa 299.20 Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap 7.19 kPa 302.20 Determination of Ambient Temperature Vapor Pressures and Vaporization Enthalpies of Branched Ethers
Pvap 17.73 kPa 324.31 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 23.98 kPa 331.83 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 36.56 kPa 343.12 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 37.59 kPa 343.83 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 40.29 kPa 345.82 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 45.43 kPa 349.21 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 49.52 kPa 351.71 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 55.54 kPa 355.12 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 59.91 kPa 357.39 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 65.08 kPa 359.96 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 69.66 kPa 362.13 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 71.73 kPa 363.10 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 74.90 kPa 364.42 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 79.62 kPa 366.44 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 81.79 kPa 367.36 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 83.80 kPa 368.16 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
Pvap 98.94 kPa 373.71 Vapor Liquid Equilibrium, Excess Molar Enthalpies, and Excess Molar Volumes of Binary Mixtures Containing 2-Ethoxy-2-methylpropane or 2-Ethoxy-2-methylbutane and Acetonitrile or Propanenitrile
n0 [1.38857; 1.38858]   [298.15; 298.15] Show Hide
n0 1.38857 298.15 Experimental Determination of Liquid-Liquid Equilibrium Using Ionic Liquids: tert-Amyl Ethyl Ether + Ethanol + 1-Octyl-3-Methylimidazolium Chloride System at 298.15 K
n0 1.38858 298.15 Vapor Liquid Equilibria, Excess Enthalpy, and Excess Volume of Binary Mixtures Containing an Alcohol (1-Butanol, 2-Butanol, or 2-Methyl-2-butanol) and 2-Ethoxy-2-methylbutane

Correlations

Property Value Unit Temperature (K) Source
Cp,gas [138.43; 433.62] J/mol×K [190.00; 1200.00] ChemSep v8.3 pure component data Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is Cp,gas in J/mol×K, T in K
Coefficient A1.19820e+02
Coefficient B-6.47930e+02
Coefficient C6.34324e+00
Coefficient D-4.89300e-05
Coefficient E2.89510e-09
CommentChemSep eq 16, IdealGasHeatCapacityCp
Temperature range, min.190.00
Temperature range, max.1200.00
Cp,gas 138.43 J/mol×K 190.00 Calculated Property
Cp,gas 185.50 J/mol×K 302.22 Calculated Property
Cp,gas 236.58 J/mol×K 414.44 Calculated Property
Cp,gas 281.89 J/mol×K 526.67 Calculated Property
Cp,gas 319.96 J/mol×K 638.89 Calculated Property
Cp,gas 351.53 J/mol×K 751.11 Calculated Property
Cp,gas 377.74 J/mol×K 863.33 Calculated Property
Cp,gas 399.63 J/mol×K 975.56 Calculated Property
Cp,gas 418.03 J/mol×K 1087.78 Calculated Property
Cp,gas 433.62 J/mol×K 1200.00 Calculated Property
Property Value Unit Temperature (K) Source
Cp,liquid [222.79; 383.09] J/mol×K [272.00; 520.00] ChemSep v8.3 pure component data Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is Cp,liquid in J/mol×K, T in K
Coefficient A-7.96040e+01
Coefficient B-3.98250e+02
Coefficient C8.48424e+00
Coefficient D-6.75050e-03
Coefficient E7.13370e-06
CommentChemSep eq 16, LiquidHeatCapacityCp
Temperature range, min.272.00
Temperature range, max.520.00
Cp,liquid 222.79 J/mol×K 272.00 Calculated Property
Cp,liquid 241.82 J/mol×K 299.56 Calculated Property
Cp,liquid 258.02 J/mol×K 327.11 Calculated Property
Cp,liquid 272.71 J/mol×K 354.67 Calculated Property
Cp,liquid 287.01 J/mol×K 382.22 Calculated Property
Cp,liquid 301.87 J/mol×K 409.78 Calculated Property
Cp,liquid 318.13 J/mol×K 437.33 Calculated Property
Cp,liquid 336.57 J/mol×K 464.89 Calculated Property
Cp,liquid 357.95 J/mol×K 492.44 Calculated Property
Cp,liquid 383.09 J/mol×K 520.00 Calculated Property
Property Value Unit Temperature (K) Source
η [0.0040155; 0.0002110] Pa×s [190.00; 374.57] ChemSep v8.3 pure component data Show Hide
EquationY = exp(A + B/T + C·ln(T) + D·T^E)
Y is η in Pa×s, T in K
Coefficient A-1.14350e+01
Coefficient B1.13430e+03
Coefficient C-1.02000e-02
Coefficient D2.55200e-08
Coefficient E2.00000e+00
CommentChemSep eq 101, LiquidViscosity
Temperature range, min.190.00
Temperature range, max.374.57
η 0.0040155 Pa×s 190.00 Calculated Property
η 0.0022428 Pa×s 210.51 Calculated Property
η 0.0013891 Pa×s 231.02 Calculated Property
η 0.0009303 Pa×s 251.52 Calculated Property
η 0.0006618 Pa×s 272.03 Calculated Property
η 0.0004938 Pa×s 292.54 Calculated Property
η 0.0003829 Pa×s 313.05 Calculated Property
η 0.0003064 Pa×s 333.55 Calculated Property
η 0.0002515 Pa×s 354.06 Calculated Property
η 0.0002110 Pa×s 374.57 Calculated Property
Property Value Unit Temperature (K) Source
ΔvapH [40.63; 12.25] kJ/mol [190.00; 527.26] ChemSep v8.3 pure component data Show Hide
EquationY = A·(1 − Tr)^(B + C·Tr + D·Tr² + E·Tr³), Tr = T/Tc
Y is ΔvapH in kJ/mol, T in K
Coefficient A6.44805e+01
Coefficient B2.47576e+00
Coefficient C-5.83086e+00
Coefficient D5.95818e+00
Coefficient E-2.13554e+00
Critical temperature, Tc (K)5.44000e+02
CommentChemSep eq 106, HeatOfVaporization
Temperature range, min.190.00
Temperature range, max.527.26
ΔvapH 40.63 kJ/mol 190.00 Calculated Property
ΔvapH 39.11 kJ/mol 227.47 Calculated Property
ΔvapH 37.74 kJ/mol 264.95 Calculated Property
ΔvapH 36.27 kJ/mol 302.42 Calculated Property
ΔvapH 34.51 kJ/mol 339.89 Calculated Property
ΔvapH 32.27 kJ/mol 377.37 Calculated Property
ΔvapH 29.36 kJ/mol 414.84 Calculated Property
ΔvapH 25.58 kJ/mol 452.31 Calculated Property
ΔvapH 20.49 kJ/mol 489.79 Calculated Property
ΔvapH 12.25 kJ/mol 527.26 Calculated Property
Property Value Unit Temperature (K) Source
Pvap [1.33; 202.63] kPa [280.06; 398.08] The Yaws Handbook of Vapor Pressure Show Hide
Equationln(Y) = A + B/(T + C)
Y is Pvap in kPa, T in K
Coefficient A1.53048e+01
Coefficient B-3.52566e+03
Coefficient C-4.52800e+01
Temperature range, min.280.06
Temperature range, max.398.08
Pvap 1.33 kPa 280.06 Calculated Property
Pvap 2.95 kPa 293.17 Calculated Property
Pvap 6.03 kPa 306.29 Calculated Property
Pvap 11.51 kPa 319.40 Calculated Property
Pvap 20.70 kPa 332.51 Calculated Property
Pvap 35.38 kPa 345.63 Calculated Property
Pvap 57.81 kPa 358.74 Calculated Property
Pvap 90.82 kPa 371.85 Calculated Property
Pvap 137.77 kPa 384.97 Calculated Property
Pvap 202.63 kPa 398.08 Calculated Property
Pvap [1.76e-03; 3860.79] kPa [190.00; 546.00] ChemSep v8.3 pure component data Show Hide
EquationY = exp(A + B/T + C·ln(T) + D·T^E)
Y is Pvap in kPa, T in K
Coefficient A4.02166e+01
Coefficient B-5.00662e+03
Coefficient C-3.89210e+00
Coefficient D5.84380e-06
Coefficient E2.00000e+00
CommentChemSep eq 101, VaporPressure
Temperature range, min.190.00
Temperature range, max.546.00
Pvap 1.76e-03 kPa 190.00 Calculated Property
Pvap 0.09 kPa 229.56 Calculated Property
Pvap 1.30 kPa 269.11 Calculated Property
Pvap 9.42 kPa 308.67 Calculated Property
Pvap 43.28 kPa 348.22 Calculated Property
Pvap 146.30 kPa 387.78 Calculated Property
Pvap 399.86 kPa 427.33 Calculated Property
Pvap 939.97 kPa 466.89 Calculated Property
Pvap 1982.00 kPa 506.44 Calculated Property
Pvap 3860.79 kPa 546.00 Calculated Property
Property Value Unit Temperature (K) Source
ρl [851.94; 437.55] kg/m3 [190.00; 527.26] ChemSep v8.3 pure component data Show Hide
EquationY = A / B^(1 + (1 − T/C)^D)
Y is ρl in kg/m3, T in K
Coefficient A7.65627e+01
Coefficient B2.77970e-01
Coefficient C5.44000e+02
Coefficient D2.92270e-01
CommentChemSep eq 105, LiquidDensity
Temperature range, min.190.00
Temperature range, max.527.26
ρl 851.94 kg/m3 190.00 Calculated Property
ρl 821.54 kg/m3 227.47 Calculated Property
ρl 789.71 kg/m3 264.95 Calculated Property
ρl 756.12 kg/m3 302.42 Calculated Property
ρl 720.29 kg/m3 339.89 Calculated Property
ρl 681.52 kg/m3 377.37 Calculated Property
ρl 638.62 kg/m3 414.84 Calculated Property
ρl 589.44 kg/m3 452.31 Calculated Property
ρl 528.93 kg/m3 489.79 Calculated Property
ρl 437.55 kg/m3 527.26 Calculated Property
Property Value Unit Temperature (K) Source
γ [0.03; 6.78e-04] N/m [190.00; 527.26] ChemSep v8.3 pure component data Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is γ in N/m, T in K
Coefficient A-1.20450e-02
Coefficient B5.12700e+01
Coefficient C-3.28680e+00
Coefficient D8.10880e-04
Coefficient E-5.76360e-06
CommentChemSep eq 16, SurfaceTension
Temperature range, min.190.00
Temperature range, max.527.26
γ 0.03 N/m 190.00 Calculated Property
γ 0.03 N/m 227.47 Calculated Property
γ 0.03 N/m 264.95 Calculated Property
γ 0.02 N/m 302.42 Calculated Property
γ 0.02 N/m 339.89 Calculated Property
γ 0.01 N/m 377.37 Calculated Property
γ 0.01 N/m 414.84 Calculated Property
γ 0.01 N/m 452.31 Calculated Property
γ 0.00 N/m 489.79 Calculated Property
γ 6.78e-04 N/m 527.26 Calculated Property
Property Value Unit Temperature (K) Source
λ [0.01; 0.08] W/m×K [190.00; 1000.00] ChemSep v8.3 pure component data Show Hide
EquationY = A·T^B / (1 + C/T + D/T²)
Y is λ in W/m×K, T in K
Coefficient A1.32950e-04
Coefficient B9.85040e-01
Coefficient C4.31520e+02
Coefficient D3.40600e+04
CommentChemSep eq 102, VaporThermalConductivity
Temperature range, min.190.00
Temperature range, max.1000.00
λ 0.01 W/m×K 190.00 Calculated Property
λ 0.01 W/m×K 280.00 Calculated Property
λ 0.02 W/m×K 370.00 Calculated Property
λ 0.03 W/m×K 460.00 Calculated Property
λ 0.04 W/m×K 550.00 Calculated Property
λ 0.04 W/m×K 640.00 Calculated Property
λ 0.05 W/m×K 730.00 Calculated Property
λ 0.06 W/m×K 820.00 Calculated Property
λ 0.07 W/m×K 910.00 Calculated Property
λ 0.08 W/m×K 1000.00 Calculated Property
Property Value Unit Temperature (K) Source
λ [0.14; 0.08] W/m×K [190.00; 435.20] ChemSep v8.3 pure component data Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is λ in W/m×K, T in K
Coefficient A-1.38050e-01
Coefficient B1.32520e+01
Coefficient C-1.26180e+00
Coefficient D-1.81010e-04
Coefficient E-1.09670e-06
CommentChemSep eq 16, LiquidThermalConductivity
Temperature range, min.190.00
Temperature range, max.435.20
λ 0.14 W/m×K 190.00 Calculated Property
λ 0.14 W/m×K 217.24 Calculated Property
λ 0.13 W/m×K 244.49 Calculated Property
λ 0.12 W/m×K 271.73 Calculated Property
λ 0.12 W/m×K 298.98 Calculated Property
λ 0.11 W/m×K 326.22 Calculated Property
λ 0.10 W/m×K 353.47 Calculated Property
λ 0.10 W/m×K 380.71 Calculated Property
λ 0.09 W/m×K 407.96 Calculated Property
λ 0.08 W/m×K 435.20 Calculated Property

Similar Compounds

Propyl tert-pentyl ether. Isopropyl tert-pentyl ether. Butane, 2-methoxy-2-methyl-. Isobutyl tert-pentyl ether. Butyl 1,1-dimethylpropyl ether. Butyl tert-pentyl ether. sec-Butyl tert-pentyl ether. 2-Ethyl-2-methyl-oxetane. Pentyl tert-pentyl ether. Hexyl tert-pentyl ether. 2-Butanol, 2-methyl-, acetate. Heptyl tert-pentyl ether. Butane, 2-ethoxy-. Propanoic acid, 1,1-dimethylpropyl ester. sec-Butyl tert-butyl ether.

Find more compounds similar to Butane, 2-ethoxy-2-methyl-.

Mixtures

Sources

Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.
These property values are available through the Cheméo API. A free account gives you an access key.