Chemical Properties of (Z)-3-Phenyl-2-propenoic acid (CAS 102-94-3)

(Z)-3-Phenyl-2-propenoic acid

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InChI Key
Molecular Weight1
Other Names
  • (2Z)-3-Phenyl-2-propenoic acid
  • (Z)-Cinnamic acid
  • 2-Propenoic acid, 3-phenyl-, (Z)-
  • Allocinnamic acid
  • Cinnamic acid, (Z)-
  • Cinnamic acid, cis-
  • Isocinnamic acid
  • cis-Cinnamic acid
  • cis-«beta»-Carboxystyrene

Physical Properties

Property Value Unit Source
Δcsolid [-4385.30; -4366.00] kJ/mol Show Hide
Δcsolid -4383.80 ± 1.70 kJ/mol NIST
Δcsolid -4368.00 ± 1.70 kJ/mol NIST
Δcsolid -4373.70 ± 1.70 kJ/mol NIST
Δcsolid -4366.00 ± 1.70 kJ/mol NIST
Δcsolid -4385.30 kJ/mol NIST
Δf -48.21 kJ/mol Joback Calculated Property
Δfgas -140.15 kJ/mol Joback Calculated Property
Δfus 19.00 kJ/mol Joback Calculated Property
Δvap 61.29 kJ/mol Joback Calculated Property
IE 8.90 eV NIST
logPoct/wat 1.784 Crippen Calculated Property
Pc 4194.74 kPa Joback Calculated Property
Tboil 582.21 K Joback Calculated Property
Tc 794.16 K Joback Calculated Property
Tfus 323.28 K Joback Calculated Property
Vc 0.436 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 261.10 J/mol×K 582.21 Joback Calculated Property
η 0.0000904 Pa×s 582.21 Joback Calculated Property
ΔfusH 16.95 kJ/mol 341.2 NIST
ΔfusH 16.95 kJ/mol 341.2 NIST

Molecular Descriptors

Joback and Reid Groups
=C< (ring) 1
-OH (alcohol) 1
>C=O (nonring) 1
=CH- 2
=CH- (ring) 5

Similar Compounds

Ammonium cinnamate. 2-Propenoic acid, 3-phenyl-. trans-Cinnamic acid. P-methylcinnamic acid. Methyl cis-cinnamate. 2-Propenoic acid, 3-phenyl-, methyl ester, (E)-. 2-Propenoic acid, 3-phenyl-, methyl ester. Cinnamic acid, sodium salt. 2-Propenoic acid, 3-phenyl-, ethyl ester, (E)-. (Z)-Ethyl cinnamate. 2-Propenoic acid, 3-phenyl-, ethyl ester. 3-Methylcinnamic acid. p-Chlorocinnamic acid. 2-Propenal, 3-phenyl-. (Z)-3-Phenylacrylaldehyde.

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