Chemical Properties of Pent-2-ynal (CAS 55136-52-2)

Pent-2-ynal

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InChI
InChI=1S/C5H6O/c1-2-3-4-5-6/h5H,2H2,1H3
InChI Key
VLTOSDJJTWPWLS-UHFFFAOYSA-N
Formula
C5H6O
SMILES
CCC#CC=O
Molecular Weight1
82.10
CAS
55136-52-2
Other Names
  • 2-Pentynal
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Physical Properties

Property Value Unit Source
Δf 94.50 kJ/mol Joback Calculated Property
Δfgas 40.19 kJ/mol Joback Calculated Property
Δfus 14.12 kJ/mol Joback Calculated Property
Δvap 35.60 kJ/mol Joback Calculated Property
IE 10.12 eV NIST
log10WS -0.99 Crippen Calculated Property
logPoct/wat 0.599 Crippen Calculated Property
McVol 74.280 ml/mol McGowan Calculated Property
Pc 4665.71 kPa Joback Calculated Property
I 1211.00 NIST
Tboil 371.46 K Joback Calculated Property
Tc 570.89 K Joback Calculated Property
Tfus 294.21 K Joback Calculated Property
Vc 0.294 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [120.77; 156.68] J/mol×K [371.46; 570.89] Show Hide
Cp,gas 120.77 J/mol×K 371.46 Joback Calculated Property
Cp,gas 127.39 J/mol×K 404.70 Joback Calculated Property
Cp,gas 133.75 J/mol×K 437.94 Joback Calculated Property
Cp,gas 139.85 J/mol×K 471.17 Joback Calculated Property
Cp,gas 145.71 J/mol×K 504.41 Joback Calculated Property
Cp,gas 151.31 J/mol×K 537.65 Joback Calculated Property
Cp,gas 156.68 J/mol×K 570.89 Joback Calculated Property

Correlations

Property Value Unit Temperature (K) Source
Pvap [1.33; 202.67] kPa [302.12; 426.51] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.53978e+01
Coefficient B-3.77345e+03
Coefficient C-5.23920e+01
Temperature range, min.302.12
Temperature range, max.426.51
Pvap 1.33 kPa 302.12 Calculated Property
Pvap 2.94 kPa 315.94 Calculated Property
Pvap 6.01 kPa 329.76 Calculated Property
Pvap 11.46 kPa 343.58 Calculated Property
Pvap 20.62 kPa 357.40 Calculated Property
Pvap 35.26 kPa 371.23 Calculated Property
Pvap 57.65 kPa 385.05 Calculated Property
Pvap 90.64 kPa 398.87 Calculated Property
Pvap 137.64 kPa 412.69 Calculated Property
Pvap 202.67 kPa 426.51 Calculated Property

Similar Compounds

2-Pentyne. 3-Hexyne. 3,5-Octadiyne. 1,3-Hexadiyne. 1-Hexen-3-yne. 1-Butyne. 2-Pentyn-1-ol. 3-Hexyne, 2-methyl-. 2,6-Octadiyne. 1,5-Octadiyne. 3-Hexyne, 2-chloro. 1,5,9-Cyclododecatriyne. 3-Hexyne, 2,2-dimethyl-. 2-Hexyne. 3-Heptyne.

Find more compounds similar to Pent-2-ynal.

Sources

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