Chemical Properties of Methacrolein (CAS 78-85-3)

Methacrolein

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InChI
InChI=1S/C4H6O/c1-4(2)3-5/h3H,1H2,2H3
InChI Key
STNJBCKSHOAVAJ-UHFFFAOYSA-N
Formula
C4H6O
SMILES
C=C(C)C=O
Molecular Weight1
70.09
CAS
78-85-3
Other Names
  • 2-Propenal, 2-methyl-
  • Methacrylaldehyde
  • «alpha»-Methylacrolein
  • Isobutenal
  • Methacrylic aldehyde
  • Methylacrylaldehyde
  • 2-Methylacrolein
  • 2-Methylpropenal
  • CH2=C(CH3)CHO
  • 2-Methylenepropanal
  • 2-Methylprop-2-enal
  • «alpha»-Methacrolein
  • Acrolein, 2-methyl-
  • Methacraldehyde
  • Methakrylaldehyd
  • 2-Methyl-2-propenal
  • NSC 8260
  • Methylacroleine

Physical Properties

Property Value Unit Source
PAff 808.70 kJ/mol NIST
BasG 776.80 kJ/mol NIST
Δcliquid -2293.00 ± 1.90 kJ/mol NIST
Δf -37.43 kJ/mol Joback Calculated Property
Δfgas -106.40 ± 2.00 kJ/mol NIST
Δfliquid -138.60 ± 2.00 kJ/mol NIST
Δfus 5.82 kJ/mol Joback Calculated Property
Δvap 32.20 kJ/mol NIST
IE 9.92 eV NIST
log10WS -0.63 Crippen Calculated Property
logPoct/wat 0.761 Crippen Calculated Property
McVol 64.490 ml/mol McGowan Calculated Property
Pc 4559.21 kPa Joback Calculated Property
Inp [531.00; 577.00]   Show Hide
Inp 543.00 NIST
Inp 552.00 NIST
Inp 566.00 NIST
Inp 568.40 NIST
Inp 552.70 NIST
Inp 553.00 NIST
Inp 567.00 NIST
Inp 559.00 NIST
Inp 577.00 NIST
Inp 574.00 NIST
Inp 556.00 NIST
Inp Outlier 531.00 NIST
I [883.00; 893.00]   Show Hide
I 893.00 NIST
I 885.00 NIST
I 883.00 NIST
I 891.00 NIST
I 884.00 NIST
Tboil [341.60; 342.15] K Show Hide
Tboil 341.60 K NIST
Tboil 342.15 K NIST
Tc 516.54 K Joback Calculated Property
Tfus 192.15 K NIST
Vc 0.259 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [99.74; 133.48] J/mol×K [336.14; 516.54] Show Hide
Cp,gas 99.74 J/mol×K 336.14 Joback Calculated Property
Cp,gas 106.03 J/mol×K 366.21 Joback Calculated Property
Cp,gas 112.04 J/mol×K 396.27 Joback Calculated Property
Cp,gas 117.78 J/mol×K 426.34 Joback Calculated Property
Cp,gas 123.26 J/mol×K 456.41 Joback Calculated Property
Cp,gas 128.49 J/mol×K 486.48 Joback Calculated Property
Cp,gas 133.48 J/mol×K 516.54 Joback Calculated Property

Similar Compounds

1-Propene, 2-methyl-. 2-Methylallyl radical. Methacryloyl chloride. 2-Butenal,2-methyl-(Z)-. 2-Butenal, 2-methyl-. 2-Butenal, 2-methyl-, (E)-. 2-methyl-(Z)-2-butenal. 2-Propenoic acid, 2-methyl-. 2-Ethylacrolein. 2-Butenal, 3-methyl-. 1-Propene, 1-chloro-2-methyl-. 3-Buten-2-one, 3-methyl-. 1-Propene, 3-chloro-2-methyl-. Methacrylamide. 1-Bromo-2-methylpropene.

Find more compounds similar to Methacrolein.

Sources

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