Chemical Properties of 2,3-Pentadiene, 2,4-dimethyl- (CAS 1000-87-9)

2,3-Pentadiene, 2,4-dimethyl-

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InChI Key
Molecular Weight1
Other Names
  • (CH3)2C=C=C(CH3)2
  • 1,1,3,3-Tetramethylallene
  • 2,4-Dimethyl-2,3-pentadiene
  • 2,4-dimethylpenta-2,3-diene
  • Allene, tetramethyl-
  • Tetramethylallene
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Physical Properties

Property Value Unit Source
Δf 199.46 kJ/mol Joback Calculated Property
Δfgas 72.61 kJ/mol Joback Calculated Property
Δfus 13.60 kJ/mol Joback Calculated Property
Δvap 31.73 kJ/mol Joback Calculated Property
IE [8.47; 8.53] eV Show Hide
IE 8.53 eV NIST
IE 8.47 eV NIST
log10WS -2.48 Crippen Calculated Property
logPoct/wat 2.518 Crippen Calculated Property
McVol 100.890 ml/mol McGowan Calculated Property
Pc 3318.18 kPa Joback Calculated Property
Tboil [356.00; 356.00] K Show Hide
Tboil 356.00 ± 3.00 K NIST
Tboil 356.00 ± 4.00 K NIST
Tc 558.45 K Joback Calculated Property
Tfus 142.16 K Joback Calculated Property
Vc 0.390 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [172.58; 231.89] J/mol×K [366.75; 558.45] Show Hide
Cp,gas 172.58 J/mol×K 366.75 Joback Calculated Property
Cp,gas 183.53 J/mol×K 398.70 Joback Calculated Property
Cp,gas 194.04 J/mol×K 430.65 Joback Calculated Property
Cp,gas 204.12 J/mol×K 462.60 Joback Calculated Property
Cp,gas 213.78 J/mol×K 494.55 Joback Calculated Property
Cp,gas 223.03 J/mol×K 526.50 Joback Calculated Property
Cp,gas 231.89 J/mol×K 558.45 Joback Calculated Property


Property Value Unit Temperature (K) Source
Pvap [1.33; 202.63] kPa [268.34; 376.71] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.58583e+01
Coefficient B-3.54255e+03
Coefficient C-4.08270e+01
Temperature range, min.268.34
Temperature range, max.376.71
Pvap 1.33 kPa 268.34 Calculated Property
Pvap 2.92 kPa 280.38 Calculated Property
Pvap 5.92 kPa 292.42 Calculated Property
Pvap 11.26 kPa 304.46 Calculated Property
Pvap 20.25 kPa 316.50 Calculated Property
Pvap 34.67 kPa 328.55 Calculated Property
Pvap 56.85 kPa 340.59 Calculated Property
Pvap 89.73 kPa 352.63 Calculated Property
Pvap 136.89 kPa 364.67 Calculated Property
Pvap 202.63 kPa 376.71 Calculated Property

Similar Compounds

2-METHYL-2,3-PENTADIENE. 1,2-Butadienone, 3-methyl-. 1,2-Butadiene, 3-methyl-. 2,3,4-Hexatriene, 2,5-dimethyl-. Dimethylketene. 2-Methylallyl radical. 1-Propene, 2-methyl-. 2,3-Hexadiene, 2-methyl-. 1-Propene, 1,1-dichloro-2-methyl-. 2-Butene, 2,3-dimethyl-. 1-Propene, 1-chloro-2-methyl-. 1-Bromo-2-methylpropene. 3-methylpenta-1,2-diene. 2,3-Pentadiene. 2-Butene, 2-chloro-3-methyl-.

Find more compounds similar to 2,3-Pentadiene, 2,4-dimethyl-.


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