Chemical Properties of 2-Pentene, 3-ethyl-2-methyl- (CAS 19780-67-7)

2-Pentene, 3-ethyl-2-methyl-

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InChI Key
Molecular Weight1
Other Names
  • (C2H5)2C=C(CH3)2
  • 2-Methyl-3-ethyl-2-pentene
  • 3-Ethyl-2-methylpent-2-ene
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Physical Properties

Property Value Unit Source
Δf 79.60 kJ/mol Joback Calculated Property
Δfgas -110.81 kJ/mol Joback Calculated Property
Δfus 14.06 kJ/mol Joback Calculated Property
Δvap 39.30 kJ/mol NIST
IE 8.17 ± 0.00 eV NIST
log10WS -3.02 Crippen Calculated Property
logPoct/wat 3.143 Crippen Calculated Property
McVol 119.280 ml/mol McGowan Calculated Property
Pc 2701.41 kPa Joback Calculated Property
Inp [778.00; 791.80]   Show Hide
Inp 791.80 NIST
Inp 778.00 NIST
Inp 778.00 NIST
Inp 780.00 NIST
Inp 778.00 NIST
Inp 778.00 NIST
Inp 791.80 NIST
Tboil 386.36 K Joback Calculated Property
Tc 565.14 K Joback Calculated Property
Tfus 146.92 K Joback Calculated Property
Vc 0.466 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [218.01; 289.68] J/mol×K [386.36; 565.14] Show Hide
Cp,gas 218.01 J/mol×K 386.36 Joback Calculated Property
Cp,gas 231.36 J/mol×K 416.16 Joback Calculated Property
Cp,gas 244.11 J/mol×K 445.95 Joback Calculated Property
Cp,gas 256.30 J/mol×K 475.75 Joback Calculated Property
Cp,gas 267.94 J/mol×K 505.55 Joback Calculated Property
Cp,gas 279.06 J/mol×K 535.34 Joback Calculated Property
Cp,gas 289.68 J/mol×K 565.14 Joback Calculated Property


Property Value Unit Temperature (K) Source
Pvap [1.33; 202.64] kPa [285.90; 421.03] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.35553e+01
Coefficient B-2.94201e+03
Coefficient C-6.41600e+01
Temperature range, min.285.90
Temperature range, max.421.03
Pvap 1.33 kPa 285.90 Calculated Property
Pvap 3.09 kPa 300.91 Calculated Property
Pvap 6.49 kPa 315.93 Calculated Property
Pvap 12.52 kPa 330.94 Calculated Property
Pvap 22.54 kPa 345.96 Calculated Property
Pvap 38.22 kPa 360.97 Calculated Property
Pvap 61.60 kPa 375.99 Calculated Property
Pvap 95.01 kPa 391.00 Calculated Property
Pvap 141.08 kPa 406.02 Calculated Property
Pvap 202.64 kPa 421.03 Calculated Property

Similar Compounds

3,4-Diethyl-3-hexene. 2-Pentene, 2,3-dimethyl-. trans-2,3-Dimethyl-2-pentene. 3-Hexene, 3,4-dimethyl-, (Z)-. (E)-2,3-Dimethyl-3-hexene. 2-Pentene, 3-ethyl-. cis-3-Ethyl-2-pentene. 2-Hexene, 2,3-dimethyl-. 3-Ethyl-3-hexene. Cyclopentene, 1,2-dimethyl-. Methyl ethyl cyclopentene. Cyclopentane, (1-methylethylidene)-. 2-Methyl-3-ethyl-2-heptene. 2,3-Dimethyl-2-heptene. 2-Pentene, 3-methyl-.

Find more compounds similar to 2-Pentene, 3-ethyl-2-methyl-.


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