Chemical Properties of 1,4-Benzenedicarboxylic acid, diethyl ester (CAS 636-09-9)

1,4-Benzenedicarboxylic acid, diethyl ester

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InChI Key
Molecular Weight1
Other Names
  • Terephthalic acid, diethyl ester
  • Diethyl terephthalate
  • Diethyl ester of 1,4-Benzenedicarboxylic acid
  • Diethyl p-phthalate
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Physical Properties

Property Value Unit Source
Δf -314.90 kJ/mol Joback Calculated Property
Δfgas -555.55 kJ/mol Joback Calculated Property
Δfus 26.06 kJ/mol Joback Calculated Property
Δvap 63.56 kJ/mol Joback Calculated Property
log10WS -2.79 Crippen Calculated Property
logPoct/wat 2.040 Crippen Calculated Property
McVol 171.060 ml/mol McGowan Calculated Property
Pc 2597.78 kPa Joback Calculated Property
Inp [1613.00; 1650.00]   Show Hide
Inp 1649.00 NIST
Inp 1650.00 NIST
Inp Outlier 1613.00 NIST
Inp 1650.00 NIST
Inp 1650.00 NIST
Inp 1649.00 NIST
Tboil 575.15 ± 1.00 K NIST
Tc 870.02 K Joback Calculated Property
Tfus [316.35; 317.00] K Show Hide
Tfus 317.00 K NIST
Tfus 316.35 ± 0.60 K NIST
Vc 0.647 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [436.51; 504.49] J/mol×K [658.20; 870.02] Show Hide
Cp,gas 436.51 J/mol×K 658.20 Joback Calculated Property
Cp,gas 449.86 J/mol×K 693.50 Joback Calculated Property
Cp,gas 462.40 J/mol×K 728.81 Joback Calculated Property
Cp,gas 474.13 J/mol×K 764.11 Joback Calculated Property
Cp,gas 485.06 J/mol×K 799.41 Joback Calculated Property
Cp,gas 495.18 J/mol×K 834.72 Joback Calculated Property
Cp,gas 504.49 J/mol×K 870.02 Joback Calculated Property
Cp,liquid 381.00 J/mol×K 320.00 NIST
η [0.0001492; 0.0011118] Pa×s [408.26; 658.20] Show Hide
η 0.0011118 Pa×s 408.26 Joback Calculated Property
η 0.0006814 Pa×s 449.92 Joback Calculated Property
η 0.0004537 Pa×s 491.57 Joback Calculated Property
η 0.0003219 Pa×s 533.23 Joback Calculated Property
η 0.0002401 Pa×s 574.89 Joback Calculated Property
η 0.0001863 Pa×s 616.54 Joback Calculated Property
η 0.0001492 Pa×s 658.20 Joback Calculated Property
ΔfusH [24.69; 24.69] kJ/mol [317.20; 317.20] Show Hide
ΔfusH 24.69 kJ/mol 317.20 NIST
ΔfusH 24.69 kJ/mol 317.20 NIST

Pressure Dependent Properties

Property Value Unit Pressure (kPa) Source
Tboilr [415.00; 415.20] K [0.30; 0.30] Show Hide
Tboilr 415.20 K 0.30 NIST
Tboilr 415.00 K 0.30 NIST

Similar Compounds

Ethyl 4-cyanobenzoate. Terephthalic acid, ethyl 2,2,2-trifluoroethyl ester. Benzoic acid, ethyl ester. Ethyl 4-methylbenzoate. Ethyl 4-(trifluoromethyl)benzoate. Ethyl 4-iodobenzoate. Benzoic acid, 4-fluoro-, ethyl ester. Terephthalic acid, di(2,2-dichloroethyl) ester. Benzoic acid, 4-bromo-, ethyl ester. Terephthalic acid, di(2,2,2-trifluoroethyl) ester. Ethyl-4-chlorobenzoate. 1,3-Benzenedicarboxylic acid, diethyl ester. Dipropyl terephthalate. 1,4-Benzenedicarboxylic acid, di-2-propenyl ester. Benzoic acid 2-bromoethyl ester.

Find more compounds similar to 1,4-Benzenedicarboxylic acid, diethyl ester.


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