Chemical Properties of 2-Ethyl-3,3-dimethylbut-1-ene (CAS 18231-53-3)


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InChI Key
Molecular Weight1
Other Names
  • 1-Butene, 2-ethyl-3,3-dimethyl
  • 3,3-Dimethyl-2-ethyl-1-butene
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Physical Properties

Property Value Unit Source
Δf 98.61 kJ/mol Joback Calculated Property
Δfgas -101.56 kJ/mol Joback Calculated Property
Δfus 6.47 kJ/mol Joback Calculated Property
Δvap 38.50 kJ/mol NIST
log10WS -2.78 Crippen Calculated Property
logPoct/wat 2.999 Crippen Calculated Property
McVol 119.280 ml/mol McGowan Calculated Property
Pc 2712.67 kPa Joback Calculated Property
Inp [729.50; 739.60]   Show Hide
Inp 739.60 NIST
Inp 729.50 NIST
Inp 731.00 NIST
Inp 739.60 NIST
Tboil [383.75; 390.35] K Show Hide
Tboil 390.35 ± 0.30 K NIST
Tboil 383.75 ± 0.40 K NIST
Tc 557.27 K Joback Calculated Property
Tfus 166.62 K Joback Calculated Property
Vc 0.455 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [218.61; 294.42] J/mol×K [375.77; 557.27] Show Hide
Cp,gas 218.61 J/mol×K 375.77 Joback Calculated Property
Cp,gas 232.95 J/mol×K 406.02 Joback Calculated Property
Cp,gas 246.58 J/mol×K 436.27 Joback Calculated Property
Cp,gas 259.50 J/mol×K 466.52 Joback Calculated Property
Cp,gas 271.77 J/mol×K 496.77 Joback Calculated Property
Cp,gas 283.40 J/mol×K 527.02 Joback Calculated Property
Cp,gas 294.42 J/mol×K 557.27 Joback Calculated Property


Property Value Unit Temperature (K) Source
Pvap [1.33; 202.67] kPa [279.74; 419.72] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.29372e+01
Coefficient B-2.68757e+03
Coefficient C-6.72810e+01
Temperature range, min.279.74
Temperature range, max.419.72
Pvap 1.33 kPa 279.74 Calculated Property
Pvap 3.16 kPa 295.29 Calculated Property
Pvap 6.71 kPa 310.85 Calculated Property
Pvap 13.00 kPa 326.40 Calculated Property
Pvap 23.40 kPa 341.95 Calculated Property
Pvap 39.52 kPa 357.51 Calculated Property
Pvap 63.30 kPa 373.06 Calculated Property
Pvap 96.87 kPa 388.61 Calculated Property
Pvap 142.52 kPa 404.17 Calculated Property
Pvap 202.67 kPa 419.72 Calculated Property

Similar Compounds

1-Butene, 2-ethyl-3-methyl-. 2-Pentene, 3-ethyl-4,4-dimethyl-. (E)-3,4-Di-tert-butyl-3-hexene. (Z) 3,4-Di-tert-butyl-3-hexene. 1-Butene, 3-methyl-2-(1-methylethyl). 1-Pentene, 2-(1-methylethyl). 1-Pentene, 2,3,3-trimethyl-. Pentane, 3-methylene-. (Z)-3-Ethyl-4-methylpent-2-ene. (E)-3-Ethyl-4-methylpent-2-ene. 3-Ethyl-4-methyl-2-pentene. Nonane, 2-methyl-3-methylene-. 1-Butene, 2,3,3-trimethyl-. 2,3,3-Trimethyl-1-hexene. 1-Heptene, 2,6,6-trimethyl-.

Find more compounds similar to 2-Ethyl-3,3-dimethylbut-1-ene.


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