Chemical Properties of 2-Butenal, 2-ethenyl- (CAS 20521-42-0)

2-Butenal, 2-ethenyl-

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InChI Key
Molecular Weight1
Other Names
  • Crotonaldehyde, 2-vinyl-
  • 2-Vinyl-2-butenal
  • 2-Ethenyl-2-butenal
  • 2-Vinylcrotonaldehyde
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Physical Properties

Property Value Unit Source
Δf 59.63 kJ/mol Joback Calculated Property
Δfgas -19.89 kJ/mol Joback Calculated Property
Δfus 11.20 kJ/mol Joback Calculated Property
Δvap 35.04 kJ/mol Joback Calculated Property
log10WS -1.32 Crippen Calculated Property
logPoct/wat 1.318 Crippen Calculated Property
McVol 88.370 ml/mol McGowan Calculated Property
Pc 3805.69 kPa Joback Calculated Property
Inp [821.00; 821.00]   Show Hide
Inp 821.00 NIST
Inp 821.00 NIST
I [1293.00; 1313.00]   Show Hide
I 1313.00 NIST
I 1293.00 NIST
Tboil 386.06 K Joback Calculated Property
Tc 575.25 K Joback Calculated Property
Tfus 178.58 K Joback Calculated Property
Vc 0.350 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [150.49; 197.18] J/mol×K [386.06; 575.25] Show Hide
Cp,gas 150.49 J/mol×K 386.06 Joback Calculated Property
Cp,gas 159.43 J/mol×K 417.59 Joback Calculated Property
Cp,gas 167.87 J/mol×K 449.12 Joback Calculated Property
Cp,gas 175.85 J/mol×K 480.66 Joback Calculated Property
Cp,gas 183.38 J/mol×K 512.19 Joback Calculated Property
Cp,gas 190.48 J/mol×K 543.72 Joback Calculated Property
Cp,gas 197.18 J/mol×K 575.25 Joback Calculated Property

Similar Compounds

3-Ethylidene-1,4-pentadiene. 1,3-Pentadiene, 3-methyl-, (Z)-. 1,3-Pentadiene, 3-methyl-. 1,3-Pentadiene, 3-methyl-, (Z)-. 3,5-Heptadienal, 2-ethylidene-6-methyl-. (2E,4E)-2,4-Dimethyl-2,4-hexadienal. 2,4-Dimethyl-2,4-hexadienal, not E,E, # 2. 2,4-Dimethyl-2,4-hexadienal, not E,E, # 1. 1,3,5-Hexatriene, 3-methyl-, (E)-. 2,4-Hexadiene, 3-methyl-. 2-Butenal, 2-methyl-, (E)-. 2-methyl-(Z)-2-butenal. 2-Butenal,2-methyl-(Z)-. 2-Butenal, 2-methyl-. (Z)-2,6-Dimethylocta-2,5,7-trien-4-one.

Find more compounds similar to 2-Butenal, 2-ethenyl-.


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