Chemical Properties of 3-Benzylidene-2,4-pentanedione (CAS 4335-90-4)


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InChI Key
Molecular Weight1
Other Names
  • 2,4-Pentanedione, 3-(phenylmethylene)-
  • Benzalacetylacetone
  • Benzylidene acetylacetone
  • 1,1-Diacetyl-2-phenylethylene
  • 2-Acetyl-1-phenyl but-1-en-3-one
  • 2,4-Pentanedione, 3-benzylidene-
  • 3-Benzylideneacetylacetone
  • (2,2-Diacetylvinyl)benzene
  • NSC 35140
  • 3-(phenylmethylene)pentane-2,4-dione
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Physical Properties

Property Value Unit Source
Δf -23.60 kJ/mol Joback Calculated Property
Δfgas -172.21 kJ/mol Joback Calculated Property
Δfus 22.97 kJ/mol Joback Calculated Property
Δvap 58.11 kJ/mol Joback Calculated Property
log10WS -2.53 Crippen Calculated Property
logPoct/wat 2.248 Crippen Calculated Property
McVol 155.020 ml/mol McGowan Calculated Property
Pc 2902.98 kPa Joback Calculated Property
Tboil 612.42 K Joback Calculated Property
Tc 841.51 K Joback Calculated Property
Tfus 332.24 K Joback Calculated Property
Vc 0.593 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [366.36; 434.86] J/mol×K [612.42; 841.51] Show Hide
Cp,gas 366.36 J/mol×K 612.42 Joback Calculated Property
Cp,gas 380.05 J/mol×K 650.60 Joback Calculated Property
Cp,gas 392.76 J/mol×K 688.78 Joback Calculated Property
Cp,gas 404.52 J/mol×K 726.96 Joback Calculated Property
Cp,gas 415.42 J/mol×K 765.15 Joback Calculated Property
Cp,gas 425.51 J/mol×K 803.33 Joback Calculated Property
Cp,gas 434.86 J/mol×K 841.51 Joback Calculated Property

Similar Compounds

3-Buten-2-one, 3-methyl-4-phenyl-. 3-Buten-2-one, 4-phenyl-, (E)-. (Z)-4-Phenylbut-3-en-2-one. 3-Buten-2-one, 4-phenyl-. 3-Chloro-4-phenyl-3-butene-2-one. Benzene, (2-methyl-1-butenyl)-. (2E)-2-ethyl-3-phenyl-2-propenoic acid. 3-hydroxy-4-phenyl-3-buten-2-one. 1-Penten-3-one, 1-phenyl-. Benzylidenemalonaldehyde. 1,4-Pentadien-3-one, 1,5-diphenyl-. trans,trans-Dibenzylideneacetone. 1,4-Pentadien-3-one, 1,5-diphenyl-, (Z,Z)-. 3-Buten-2-one, 4-(3-trifluoromethylphenyl)-. Propanedioic acid, (phenylmethylene)-.

Find more compounds similar to 3-Benzylidene-2,4-pentanedione.


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