Chemical Properties of 1-Penten-3-yne (CAS 646-05-9)

1-Penten-3-yne

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InChI
InChI=1S/C5H6/c1-3-5-4-2/h3H,1H2,2H3
InChI Key
FILUFGAZMJGNEN-UHFFFAOYSA-N
Formula
C5H6
SMILES
C=CC#CC
Molecular Weight1
66.10
CAS
646-05-9
Other Names
  • 1-Pentene-3-yne
  • CH2=CHC«equiv»CCH3
  • CH2=CHC«equiv»CCH3
  • Methyl vinylacetylene
  • Pyrylen
  • Pyrylene
  • Vinylmethylacetylene

Physical Properties

Property Value Unit Source
Δf 281.86 kJ/mol Joback Calculated Property
Δfgas 251.20 kJ/mol Joback Calculated Property
Δfus 10.55 kJ/mol Joback Calculated Property
Δvap 28.21 kJ/mol Joback Calculated Property
IE [8.10; 9.40] eV Show Hide
IE 9.00 ± 0.01 eV NIST
IE 9.00 ± 0.01 eV NIST
IE Outlier 8.10 eV NIST
IE 9.40 eV NIST
IE 9.10 ± 0.10 eV NIST
IE 9.06 ± 0.03 eV NIST
log10WS -1.56 Crippen Calculated Property
logPoct/wat 1.196 Crippen Calculated Property
McVol 68.410 ml/mol McGowan Calculated Property
Pc 4468.24 kPa Joback Calculated Property
Tboil [332.40; 332.70] K Show Hide
Tboil 332.70 K NIST
Tboil 332.40 ± 1.00 K NIST
Tboil 332.40 ± 3.00 K NIST
Tc 512.78 K Joback Calculated Property
Tfus 250.45 K Joback Calculated Property
Vc 0.259 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [94.83; 130.34] J/mol×K [319.48; 512.78] Show Hide
Cp,gas 94.83 J/mol×K 319.48 Joback Calculated Property
Cp,gas 101.40 J/mol×K 351.70 Joback Calculated Property
Cp,gas 107.70 J/mol×K 383.91 Joback Calculated Property
Cp,gas 113.73 J/mol×K 416.13 Joback Calculated Property
Cp,gas 119.51 J/mol×K 448.35 Joback Calculated Property
Cp,gas 125.04 J/mol×K 480.57 Joback Calculated Property
Cp,gas 130.34 J/mol×K 512.78 Joback Calculated Property

Correlations

Property Value Unit Temperature (K) Source
Pvap [1.33; 202.66] kPa [240.64; 355.61] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.43681e+01
Coefficient B-2.91825e+03
Coefficient C-3.33850e+01
Temperature range, min.240.64
Temperature range, max.355.61
Pvap 1.33 kPa 240.64 Calculated Property
Pvap 3.02 kPa 253.41 Calculated Property
Pvap 6.25 kPa 266.19 Calculated Property
Pvap 12.00 kPa 278.96 Calculated Property
Pvap 21.60 kPa 291.74 Calculated Property
Pvap 36.77 kPa 304.51 Calculated Property
Pvap 59.68 kPa 317.29 Calculated Property
Pvap 92.91 kPa 330.06 Calculated Property
Pvap 139.45 kPa 342.84 Calculated Property
Pvap 202.66 kPa 355.61 Calculated Property

Similar Compounds

1,5-Hexadien-3-yne. 1-Tridecene-3,5,7,9,11-pentayne. 1-Hexen-3-yne. 2-Hexen-4-yne, (Z)-. 2-Hexen-4-yne. 1-Buten-3-yne. 1,6-Heptadien-3-yne. But-2-yn-1-yl radical. 2-Butyne. 1-Penten-3-yne, 2-methyl-. 1-Methylthio-3-buten-1-yne. 2-Butynal. Pent-1-en-4-yn-3-yl radical. 1,11(Z)-Tridecadien-3,5,7,9-tetrayne. (E)-1,11-Tridecadiene-3,5,7,9-tetrayne.

Find more compounds similar to 1-Penten-3-yne.

Sources

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Outlier This icon means that the value is more than 2 standard deviations away from the property mean.

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