Chemical Properties of 4-Ethylbenzoic acid (CAS 619-64-7)

4-Ethylbenzoic acid

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InChI
InChI=1S/C9H10O2/c1-2-7-3-5-8(6-4-7)9(10)11/h3-6H,2H2,1H3,(H,10,11)
InChI Key
ZQVKTHRQIXSMGY-UHFFFAOYSA-N
Formula
C9H10O2
SMILES
CCc1ccc(C(=O)O)cc1
Molecular Weight1
150.17
CAS
619-64-7
Other Names
  • Benzoic acid, 4-ethyl-
  • p-Ethylbenzoic acid
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Physical Properties

Property Value Unit Source
Δf -138.06 kJ/mol Joback Calculated Property
Δfgas -355.60 ± 1.90 kJ/mol NIST
Δfsolid -454.50 ± 1.90 kJ/mol NIST
Δfus 12.79 kJ/mol Thermod...
Δsub [97.50; 101.20] kJ/mol Show Hide
Δsub 101.20 ± 0.80 kJ/mol NIST
Δsub 98.90 ± 0.20 kJ/mol NIST
Δsub 98.90 kJ/mol NIST
Δsub 98.90 ± 0.20 kJ/mol NIST
Δsub 97.50 ± 2.50 kJ/mol NIST
Δvap 61.99 kJ/mol Joback Calculated Property
log10WS -2.33 Crippen Calculated Property
logPoct/wat 1.947 Crippen Calculated Property
McVol 121.350 ml/mol McGowan Calculated Property
Pc 3853.09 kPa Joback Calculated Property
Tboil 583.03 K Joback Calculated Property
Tc 787.21 K Joback Calculated Property
Tfus 384.70 ± 0.00 K NIST
Vc 0.457 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [280.42; 333.35] J/mol×K [583.03; 787.21] Show Hide
Cp,gas 280.42 J/mol×K 583.03 Joback Calculated Property
Cp,gas 290.68 J/mol×K 617.06 Joback Calculated Property
Cp,gas 300.33 J/mol×K 651.09 Joback Calculated Property
Cp,gas 309.40 J/mol×K 685.12 Joback Calculated Property
Cp,gas 317.91 J/mol×K 719.15 Joback Calculated Property
Cp,gas 325.89 J/mol×K 753.18 Joback Calculated Property
Cp,gas 333.35 J/mol×K 787.21 Joback Calculated Property
η [0.0001039; 0.0045711] Pa×s [340.88; 583.03] Show Hide
η 0.0045711 Pa×s 340.88 Joback Calculated Property
η 0.0017423 Pa×s 381.24 Joback Calculated Property
η 0.0007988 Pa×s 421.60 Joback Calculated Property
η 0.0004197 Pa×s 461.95 Joback Calculated Property
η 0.0002445 Pa×s 502.31 Joback Calculated Property
η 0.0001544 Pa×s 542.67 Joback Calculated Property
η 0.0001039 Pa×s 583.03 Joback Calculated Property
ΔfusH [14.06; 14.06] kJ/mol [386.20; 386.20] Show Hide
ΔfusH 14.06 kJ/mol 386.20 NIST
ΔfusH 14.06 kJ/mol 386.20 NIST
ΔsubH [97.60; 98.20] kJ/mol [319.50; 320.50] Show Hide
ΔsubH 98.20 kJ/mol 319.50 NIST
ΔsubH 97.60 ± 0.20 kJ/mol 320.50 NIST

Correlations

Property Value Unit Temperature (K) Source
Pvap [1.33; 202.64] kPa [407.00; 578.51] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.46819e+01
Coefficient B-4.60475e+03
Coefficient C-8.71000e+01
Temperature range, min.407.00
Temperature range, max.578.51
Pvap 1.33 kPa 407.00 Calculated Property
Pvap 2.99 kPa 426.06 Calculated Property
Pvap 6.17 kPa 445.11 Calculated Property
Pvap 11.82 kPa 464.17 Calculated Property
Pvap 21.27 kPa 483.23 Calculated Property
Pvap 36.27 kPa 502.28 Calculated Property
Pvap 59.01 kPa 521.34 Calculated Property
Pvap 92.16 kPa 540.40 Calculated Property
Pvap 138.85 kPa 559.45 Calculated Property
Pvap 202.64 kPa 578.51 Calculated Property

Similar Compounds

4'-(2-Bromoethyl)benzoic acid. Benzoic acid, 4-ethyl-, methyl ester. Benzenemethanol, 4-ethyl-. 4-n-Propylbenzoic acid. Benzoic acid, 4-(1-methylethyl)-. Benzaldehyde, 4-ethyl-. 4-ethylbenzaldehyde. 3-Ethylbenzoic acid. Ethanone, 1-(4-ethylphenyl)-. 4-Ethylbenzoic acid, ethyl ester. 4'-Ethyl-4-biphenylcarboxylic acid. 4-Ethylbenzoyl chloride. 4-Butylbenzoic acid. Benzene, 1,4-diethyl-. 4-(1-Hydroxyethyl)benzaldehyde.

Find more compounds similar to 4-Ethylbenzoic acid.

Sources

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