Chemical Properties of Ethanedioic acid (CAS 144-62-7)

Ethanedioic acid

InChI
InChI=1S/C2H2O4/c3-1(4)2(5)6/h(H,3,4)(H,5,6)
InChI Key
MUBZPKHOEPUJKR-UHFFFAOYSA-N
Formula
C2H2O4
SMILES
O=C(O)C(=O)O
Molecular Weight1
90.03
CAS
144-62-7
Other Names
  • Acide oxalique
  • Acido ossalico
  • Aktisal
  • Aquisal
  • Ethane-1,2-dioic acid
  • Ethanedionic acid
  • HOOCCOOH
  • Kyselina stavelova
  • NCI-C55209
  • NSC 62774
  • Oxaalzuur
  • Oxalsaeure
  • Oxiric acid
  • oxalic acid
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Physical Properties

Property Value Unit Source
ω 0.9176 ChemSep v8.3 pure component data Compiled value
ΔcH°solid [-253.50; -242.90] kJ/mol Show Hide
ΔcH°solid -242.90 ± 0.92 kJ/mol NIST
ΔcH°solid -253.50 ± 0.46 kJ/mol NIST
μ 2.63 debye ChemSep v8.3 pure component data Compiled value
ΔfG° -661.40 kJ/mol ChemSep v8.3 pure component data Compiled value
ΔfH°gas [-733.80; -721.40] kJ/mol Show Hide
ΔfH°gas -721.40 ± 2.10 kJ/mol Active Thermochemical Tables 1.112, gas-phase enthalpies of formation Compiled value
ΔfH°gas -733.80 kJ/mol ChemSep v8.3 pure component data Compiled value
ΔfH°solid [-829.94; -828.93] kJ/mol Show Hide
ΔfH°solid -828.93 ± 0.46 kJ/mol NIST
ΔfH°solid -829.94 ± 0.96 kJ/mol NIST
ΔfusH° 21.22 kJ/mol Joback Calculated Property
ΔsubH° 97.91 kJ/mol NIST
ΔvapH° 70.68 kJ/mol Relay (1.0) Calculated Property
IE [11.20; 11.20] eV Show Hide
IE 11.20 eV NIST
IE 11.20 eV NIST
IE 11.20 eV NIST
log10WS 0.38 Aq. Solubility Prediction
logPoct/wat -0.844 Crippen Calculated Property
McVol 53.920 ml/mol McGowan Calculated Property
Pc 7020.00 kPa ChemSep v8.3 pure component data Compiled value
Ptriple 2.15 kPa ChemSep v8.3 pure component data Compiled value
Inp 748.00 NIST
S°solid,1 bar 115.60 J/mol×K NIST
Tboil 569.00 K ChemSep v8.3 pure component data Compiled value
Tc 804.00 K ChemSep v8.3 pure component data Compiled value
Tfus [374.65; 464.45] K Show Hide
Tfus 374.65 K Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) Compiled value
Tfus 462.65 K ChemSep v8.3 pure component data Compiled value
Tfus 374.65 K Aq. Solubility Prediction
Tfus 464.45 ± 1.50 K NIST
Tfus 464.45 ± 1.50 K NIST
Ttriple 462.65 K ChemSep v8.3 pure component data Compiled value
UQi 2.45 ChemSep v8.3 pure component data Compiled value
URi 2.60 ChemSep v8.3 pure component data Compiled value
Vc 0.205 m3/kmol ChemSep v8.3 pure component data Compiled value
Zc 0.2150000 ChemSep v8.3 pure component data Compiled value
Zra 0.21 ChemSep v8.3 pure component data Compiled value

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,solid [105.90; 146.00] J/mol×K [298.10; 340.00] Show Hide
Cp,solid 120.10 J/mol×K 298.10 NIST
Cp,solid 105.90 J/mol×K 298.15 NIST
Cp,solid 118.00 J/mol×K 323.00 NIST
Cp,solid 146.00 J/mol×K 340.00 NIST
ΔsubH [61.80; 90.60] kJ/mol [306.00; 355.50] Show Hide
ΔsubH 61.80 kJ/mol 306.00 NIST
ΔsubH 90.60 kJ/mol 355.50 NIST

Correlations

Property Value Unit Temperature (K) Source
Cp,gas [30.01; 65.11] J/mol×K [273.00; 1000.10] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is Cp,gas in J/mol×K, T in K
Coefficient A2.52310e+01
Coefficient B-1.47360e+03
Coefficient C8.35124e+00
Coefficient D-5.80420e-03
Coefficient E2.61220e-06
Temperature range, min.273.00
Temperature range, max.1000.10
Cp,gas 30.01 J/mol×K 273.00 Calculated Property
Cp,gas 36.93 J/mol×K 353.79 Calculated Property
Cp,gas 43.98 J/mol×K 434.58 Calculated Property
Cp,gas 49.63 J/mol×K 515.37 Calculated Property
Cp,gas 53.66 J/mol×K 596.16 Calculated Property
Cp,gas 56.49 J/mol×K 676.94 Calculated Property
Cp,gas 58.62 J/mol×K 757.73 Calculated Property
Cp,gas 60.52 J/mol×K 838.52 Calculated Property
Cp,gas 62.57 J/mol×K 919.31 Calculated Property
Cp,gas 65.11 J/mol×K 1000.10 Calculated Property
Property Value Unit Temperature (K) Source
Cp,liquid [137.30; 180.63] J/mol×K [462.65; 603.00] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is Cp,liquid in J/mol×K, T in K
Coefficient A8.19650e+01
Coefficient B-1.96230e+00
Coefficient C2.17484e+00
Coefficient D3.88280e-03
Coefficient E2.16630e-07
Temperature range, min.462.65
Temperature range, max.603.00
Cp,liquid 137.30 J/mol×K 462.65 Calculated Property
Cp,liquid 140.95 J/mol×K 478.24 Calculated Property
Cp,liquid 144.84 J/mol×K 493.84 Calculated Property
Cp,liquid 149.00 J/mol×K 509.43 Calculated Property
Cp,liquid 153.44 J/mol×K 525.03 Calculated Property
Cp,liquid 158.19 J/mol×K 540.62 Calculated Property
Cp,liquid 163.25 J/mol×K 556.22 Calculated Property
Cp,liquid 168.67 J/mol×K 571.81 Calculated Property
Cp,liquid 174.45 J/mol×K 587.41 Calculated Property
Cp,liquid 180.63 J/mol×K 603.00 Calculated Property
Property Value Unit Temperature (K) Source
η [0.0008241; 0.0002641] Pa×s [428.17; 562.80] Joback Predicted correlation Show Hide
EquationY = exp(A + B/T + C·ln(T) + D·T^E)
Y is η in Pa×s, T in K
Coefficient A-1.18578e+01
Coefficient B2.03664e+03
Coefficient C0.00000e+00
Coefficient D0.00000e+00
Coefficient E0.00000e+00
CommentLiquid phase. Joback/Reid (1987), valid from Tf to 0.7·Tc.
Temperature range, min.428.17
Temperature range, max.562.80
η 0.0008241 Pa×s 428.17 Calculated Property
η 0.0007019 Pa×s 443.13 Calculated Property
η 0.0006041 Pa×s 458.09 Calculated Property
η 0.0005248 Pa×s 473.05 Calculated Property
η 0.0004599 Pa×s 488.01 Calculated Property
η 0.0004063 Pa×s 502.96 Calculated Property
η 0.0003614 Pa×s 517.92 Calculated Property
η 0.0003236 Pa×s 532.88 Calculated Property
η 0.0002916 Pa×s 547.84 Calculated Property
η 0.0002641 Pa×s 562.80 Calculated Property
Property Value Unit Temperature (K) Source
ΔvapH [83.75; 27.80] kJ/mol [462.65; 786.03] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A·(1 − Tr)^(B + C·Tr + D·Tr² + E·Tr³), Tr = T/Tc
Y is ΔvapH in kJ/mol, T in K
Coefficient A1.20790e+02
Coefficient B3.03210e-01
Coefficient C6.20490e-01
Coefficient D-9.25700e-01
Coefficient E3.86820e-01
Critical temperature, Tc (K)8.04000e+02
Temperature range, min.462.65
Temperature range, max.786.03
ΔvapH 83.75 kJ/mol 462.65 Calculated Property
ΔvapH 80.11 kJ/mol 498.58 Calculated Property
ΔvapH 76.30 kJ/mol 534.51 Calculated Property
ΔvapH 72.26 kJ/mol 570.44 Calculated Property
ΔvapH 67.89 kJ/mol 606.37 Calculated Property
ΔvapH 63.05 kJ/mol 642.31 Calculated Property
ΔvapH 57.50 kJ/mol 678.24 Calculated Property
ΔvapH 50.81 kJ/mol 714.17 Calculated Property
ΔvapH 42.05 kJ/mol 750.10 Calculated Property
ΔvapH 27.80 kJ/mol 786.03 Calculated Property
Property Value Unit Temperature (K) Source
Pvap [1.33; 202.65] kPa [448.83; 691.18] The Yaws Handbook of Vapor Pressure Show Hide
Equationln(Y) = A + B/(T + C)
Y is Pvap in kPa, T in K
Coefficient A1.20464e+01
Coefficient B-3.82034e+03
Coefficient C-1.23938e+02
Temperature range, min.448.83
Temperature range, max.691.18
Pvap 1.33 kPa 448.83 Calculated Property
Pvap 3.28 kPa 475.76 Calculated Property
Pvap 7.10 kPa 502.69 Calculated Property
Pvap 13.86 kPa 529.61 Calculated Property
Pvap 24.91 kPa 556.54 Calculated Property
Pvap 41.80 kPa 583.47 Calculated Property
Pvap 66.22 kPa 610.40 Calculated Property
Pvap 99.98 kPa 637.32 Calculated Property
Pvap 144.87 kPa 664.25 Calculated Property
Pvap 202.65 kPa 691.18 Calculated Property
Pvap [2.21; 6997.26] kPa [462.65; 804.00] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = exp(A + B/T + C·ln(T) + D·T^E)
Y is Pvap in kPa, T in K
Coefficient A2.10012e+02
Coefficient B-2.09790e+04
Coefficient C-2.70040e+01
Coefficient D8.63260e-06
Coefficient E2.00000e+00
Temperature range, min.462.65
Temperature range, max.804.00
Pvap 2.21 kPa 462.65 Calculated Property
Pvap 11.19 kPa 500.58 Calculated Property
Pvap 41.89 kPa 538.51 Calculated Property
Pvap 124.65 kPa 576.43 Calculated Property
Pvap 311.51 kPa 614.36 Calculated Property
Pvap 681.32 kPa 652.29 Calculated Property
Pvap 1345.75 kPa 690.22 Calculated Property
Pvap 2459.62 kPa 728.14 Calculated Property
Pvap 4239.73 kPa 766.07 Calculated Property
Pvap 6997.26 kPa 804.00 Calculated Property
Pvap [2.15; 7034.56] kPa [462.65; 804.00] KDB Vapor Pressure Data Show Hide
Equationln(Y) = A + B/T + C·ln(T) + D·T² + E/T²
Y is Pvap in kPa, T in K
Coefficient A1.87705e+02
Coefficient B-1.97651e+04
Coefficient C-2.37488e+01
Coefficient D7.12656e-06
Coefficient E0.00000e+00
Temperature range, min.462.65
Temperature range, max.804.00
Pvap 2.15 kPa 462.65 Calculated Property
Pvap 10.91 kPa 500.58 Calculated Property
Pvap 41.14 kPa 538.51 Calculated Property
Pvap 123.58 kPa 576.43 Calculated Property
Pvap 311.75 kPa 614.36 Calculated Property
Pvap 687.16 kPa 652.29 Calculated Property
Pvap 1364.11 kPa 690.22 Calculated Property
Pvap 2496.93 kPa 728.14 Calculated Property
Pvap 4292.86 kPa 766.07 Calculated Property
Pvap 7034.56 kPa 804.00 Calculated Property
Property Value Unit Temperature (K) Source
ρl [1464.97; 439.75] kg/m3 [462.65; 804.00] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A / B^(1 + (1 − T/C)^D)
Y is ρl in kg/m3, T in K
Coefficient A9.45456e+01
Coefficient B2.15000e-01
Coefficient C8.04000e+02
Coefficient D2.85710e-01
Temperature range, min.462.65
Temperature range, max.804.00
ρl 1464.97 kg/m3 462.65 Calculated Property
ρl 1407.78 kg/m3 500.58 Calculated Property
ρl 1347.78 kg/m3 538.51 Calculated Property
ρl 1284.28 kg/m3 576.43 Calculated Property
ρl 1216.28 kg/m3 614.36 Calculated Property
ρl 1142.21 kg/m3 652.29 Calculated Property
ρl 1059.34 kg/m3 690.22 Calculated Property
ρl 962.21 kg/m3 728.14 Calculated Property
ρl 835.93 kg/m3 766.07 Calculated Property
ρl 439.75 kg/m3 804.00 Calculated Property
Property Value Unit Temperature (K) Source
γ [0.04; 8.39e-04] N/m [462.65; 786.03] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is γ in N/m, T in K
Coefficient A-1.16120e-02
Coefficient B8.47010e+02
Coefficient C-7.15080e+00
Coefficient D9.37950e-03
Coefficient E-9.20180e-06
Temperature range, min.462.65
Temperature range, max.786.03
γ 0.04 N/m 462.65 Calculated Property
γ 0.04 N/m 498.58 Calculated Property
γ 0.03 N/m 534.51 Calculated Property
γ 0.02 N/m 570.44 Calculated Property
γ 0.02 N/m 606.37 Calculated Property
γ 0.02 N/m 642.31 Calculated Property
γ 0.01 N/m 678.24 Calculated Property
γ 0.01 N/m 714.17 Calculated Property
γ 0.00 N/m 750.10 Calculated Property
γ 8.39e-04 N/m 786.03 Calculated Property
Property Value Unit Temperature (K) Source
λgas [0.00; 0.03] W/m×K [274.00; 1000.00] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A·T^B / (1 + C/T + D/T²)
Y is λgas in W/m×K, T in K
Coefficient A8.48680e-02
Coefficient B2.34860e-01
Coefficient C1.54410e+04
Coefficient D5.07600e+05
Temperature range, min.274.00
Temperature range, max.1000.00
λgas 0.00 W/m×K 274.00 Calculated Property
λgas 0.01 W/m×K 354.67 Calculated Property
λgas 0.01 W/m×K 435.33 Calculated Property
λgas 0.01 W/m×K 516.00 Calculated Property
λgas 0.01 W/m×K 596.67 Calculated Property
λgas 0.02 W/m×K 677.33 Calculated Property
λgas 0.02 W/m×K 758.00 Calculated Property
λgas 0.02 W/m×K 838.67 Calculated Property
λgas 0.02 W/m×K 919.33 Calculated Property
λgas 0.03 W/m×K 1000.00 Calculated Property
Property Value Unit Temperature (K) Source
λliquid [0.18; 0.13] W/m×K [462.65; 643.20] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is λliquid in W/m×K, T in K
Coefficient A-8.87750e-02
Coefficient B-2.13560e+02
Coefficient C1.11800e-01
Coefficient D-2.27250e-03
Coefficient E3.53010e-07
Temperature range, min.462.65
Temperature range, max.643.20
λliquid 0.18 W/m×K 462.65 Calculated Property
λliquid 0.17 W/m×K 482.71 Calculated Property
λliquid 0.17 W/m×K 502.77 Calculated Property
λliquid 0.16 W/m×K 522.83 Calculated Property
λliquid 0.16 W/m×K 542.89 Calculated Property
λliquid 0.15 W/m×K 562.96 Calculated Property
λliquid 0.14 W/m×K 583.02 Calculated Property
λliquid 0.14 W/m×K 603.08 Calculated Property
λliquid 0.13 W/m×K 623.14 Calculated Property
λliquid 0.13 W/m×K 643.20 Calculated Property

Similar Compounds

Acetic acid, oxo-. Acetic acid, hydroxy-. PROPIOLIC ACID. Trichloroacetic Acid. Trifluoroacetic acid. TRIBROMOACETIC ACID. Acetic acid-d4. Acetic acid. oxamic acid. 2-Butynedioic acid. Acetic acid, iodo-. Propanoic acid, 2-oxo-. Acetic acid, chloro-. Glycolic acid, sodium salt. Acetic acid, dichloro-.

Find more compounds similar to Ethanedioic acid.

Mixtures

Sources

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