Chemical Properties of 1,3-Pentadiene, 2-methyl-, (E)- (CAS 926-54-5)

1,3-Pentadiene, 2-methyl-, (E)-

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InChI Key
Molecular Weight1
Other Names
  • (E)-1,3-Pentadiene, 2-methyl-
  • (E)-CH2=C(CH3)CH=CHCH3
  • 2-Methyl-1,trans-3-pentadiene
  • trans-2-Methyl-1,3-pentadiene
  • trans-2-methylpenta-1,3-diene
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Physical Properties

Property Value Unit Source
Δf 159.15 kJ/mol Joback Calculated Property
Δfgas 65.69 kJ/mol Joback Calculated Property
Δfus 8.91 kJ/mol Joback Calculated Property
Δvap 28.32 kJ/mol Joback Calculated Property
IE [8.42; 8.47] eV Show Hide
IE 8.42 ± 0.03 eV NIST
IE 8.45 ± 0.05 eV NIST
IE 8.45 eV NIST
IE 8.43 eV NIST
IE 8.47 eV NIST
log10WS -2.04 Crippen Calculated Property
logPoct/wat 2.139 Crippen Calculated Property
McVol 86.800 ml/mol McGowan Calculated Property
Pc 3480.65 kPa Joback Calculated Property
Inp [627.00; 627.70]   Show Hide
Inp 627.00 NIST
Inp 627.70 NIST
Inp 627.30 NIST
Tboil [348.70; 348.85] K Show Hide
Tboil 348.70 K NIST
Tboil 348.85 ± 0.40 K NIST
Tc 517.19 K Joback Calculated Property
Tfus 136.58 K Joback Calculated Property
Vc 0.334 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [132.16; 184.75] J/mol×K [337.40; 517.19] Show Hide
Cp,gas 132.16 J/mol×K 337.40 Joback Calculated Property
Cp,gas 142.08 J/mol×K 367.36 Joback Calculated Property
Cp,gas 151.51 J/mol×K 397.33 Joback Calculated Property
Cp,gas 160.47 J/mol×K 427.29 Joback Calculated Property
Cp,gas 168.98 J/mol×K 457.26 Joback Calculated Property
Cp,gas 177.07 J/mol×K 487.22 Joback Calculated Property
Cp,gas 184.75 J/mol×K 517.19 Joback Calculated Property


Property Value Unit Temperature (K) Source
Pvap [1.33; 202.64] kPa [252.73; 372.97] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.39713e+01
Coefficient B-2.83619e+03
Coefficient C-4.54610e+01
Temperature range, min.252.73
Temperature range, max.372.97
Pvap 1.33 kPa 252.73 Calculated Property
Pvap 3.05 kPa 266.09 Calculated Property
Pvap 6.36 kPa 279.45 Calculated Property
Pvap 12.24 kPa 292.81 Calculated Property
Pvap 22.03 kPa 306.17 Calculated Property
Pvap 37.45 kPa 319.53 Calculated Property
Pvap 60.58 kPa 332.89 Calculated Property
Pvap 93.89 kPa 346.25 Calculated Property
Pvap 140.21 kPa 359.61 Calculated Property
Pvap 202.64 kPa 372.97 Calculated Property

Similar Compounds

1,3-Pentadiene, 2-methyl-. 2-Methyl-1, cis-3-pentadiene. 2,4-Hexadiene, 3-methyl-. 4-Methyl-2,4-pentadienal. 2,5-dimethyl-1,3,5-hexatriene. 2,5-Dimethyl-(E)-1,3,5-hexatriene. 1,6-Dimethylhepta-1,3,5-triene. 1,3-Pentadiene, 3-methyl-. 1,3-Pentadiene, 3-methyl-, (Z)-. 1,3-Pentadiene, 3-methyl-, (Z)-. 1,3-Pentadiene, 2,4-dimethyl-. 2,6-Dimethyl-1,3(E),5(Z),7-octatetraene. 2,6-Dimethyl-1,3,5,7-octatetraene. Cosmene. 2,6-Dimethyl-1,3,5,7-octatetraene, E,E-.

Find more compounds similar to 1,3-Pentadiene, 2-methyl-, (E)-.


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