Chemical Properties of Monomethyl 2,3,5,6-tetrachloroterephthalate (CAS 887-54-7)

Monomethyl 2,3,5,6-tetrachloroterephthalate

InChI
InChI=1S/C9H4Cl4O4/c1-17-9(16)3-6(12)4(10)2(8(14)15)5(11)7(3)13/h1H3,(H,14,15)
InChI Key
SXINVWXSZUQKSW-UHFFFAOYSA-N
Formula
C9H4Cl4O4
SMILES
COC(=O)c1c(Cl)c(Cl)c(C(=O)O)c(Cl)c1Cl
Molecular Weight1
317.94
CAS
887-54-7
Other Names
  • 1,4-Benzenedicarboxylic acid, 2,3,5,6-tetrachloro-, monomethyl ester
  • Terephthalic acid, tetrachloro-, monomethyl ester
  • Dacthal monoacid
  • Methyl 2,3,5,6-tetrachloroterephthalate
  • Monomethyl tetrachloroterephthalate
  • Tetrachloroterephthalic acid methyl ester
  • Tetrachloroterephthalic acid, monomethyl ester
  • 2,3,5,6-Tetrachloro-4-(methoxycarbonyl)benzoic acid
  • Chlorthal monomethyl
  • 1,4-Benzenedicarboxylic acid, 2,3,5,6-tetrachloro-, 4-methyl ester
  • Methyl tetrachloroterephthalic acid ester
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Physical Properties

Property Value Unit Source
ΔfH°gas -671.03 kJ/mol Relay (1.0) Calculated Property
ΔfusH° 42.46 kJ/mol Joback Calculated Property
ΔvapH° 107.63 kJ/mol Relay (1.0) Calculated Property
IE 9.71 eV Relay (1.0) Calculated Property
log10WS -4.72 Relay (1.0) Calculated Property
logPoct/wat 3.785 Crippen Calculated Property
McVol 177.750 ml/mol McGowan Calculated Property
Tfus [444.86; 450.50] K Show Hide
Tfus 444.86 ± 0.20 K NIST
Tfus 450.50 ± 0.20 K NIST

Cheméo can also estimate Normal Boiling Point Temperature, Critical Temperature, Critical Pressure, Critical Volume, Standard Gibbs free energy of formation, Acentric Factor for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
ΔfusH 16.89 kJ/mol 444.30 NIST

Correlations

Property Value Unit Temperature (K) Source
Cp,gas [235.48; 401.89] J/mol×K [273.00; 1000.00] Joback Predicted correlation Show Hide
EquationY = A + B·T + C·T² + D·T³ + E·T⁴
Y is Cp,gas in J/mol×K, T in K
Coefficient A1.13870e+02
Coefficient B5.05620e-01
Coefficient C-2.21400e-04
Coefficient D3.80000e-09
Coefficient E0.00000e+00
Temperature range, min.273.00
Temperature range, max.1000.00
Cp,gas 235.48 J/mol×K 273.00 Calculated Property
Cp,gas 265.21 J/mol×K 353.78 Calculated Property
Cp,gas 292.09 J/mol×K 434.56 Calculated Property
Cp,gas 316.16 J/mol×K 515.33 Calculated Property
Cp,gas 337.41 J/mol×K 596.11 Calculated Property
Cp,gas 355.86 J/mol×K 676.89 Calculated Property
Cp,gas 371.52 J/mol×K 757.67 Calculated Property
Cp,gas 384.40 J/mol×K 838.44 Calculated Property
Cp,gas 394.52 J/mol×K 919.22 Calculated Property
Cp,gas 401.89 J/mol×K 1000.00 Calculated Property
Property Value Unit Temperature (K) Source
η [0.0018739; 0.0001650] Pa×s [447.68; 735.65] 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-1.24871e+01
Coefficient B2.77894e+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.447.68
Temperature range, max.735.65
η 0.0018739 Pa×s 447.68 Calculated Property
η 0.0012386 Pa×s 479.68 Calculated Property
η 0.0008622 Pa×s 511.67 Calculated Property
η 0.0006263 Pa×s 543.67 Calculated Property
η 0.0004714 Pa×s 575.67 Calculated Property
η 0.0003656 Pa×s 607.67 Calculated Property
η 0.0002908 Pa×s 639.66 Calculated Property
η 0.0002365 Pa×s 671.66 Calculated Property
η 0.0001959 Pa×s 703.66 Calculated Property
η 0.0001650 Pa×s 735.65 Calculated Property

Similar Compounds

1,4-Benzenedicarboxylic acid, 2,3,5,6-tetrachloro-, dimethyl ester. DCPA. 1,4-Benzenedicarboxylic acid, 2,3,5,6-tetrachloro-. Benzoic acid, 2,3,6-trichloro-, methyl ester. Benzoic acid, 2,3,6-trichloro-. 1,4-Benzenedicarboxylic acid, 2-chloro-, dimethyl ester. TETRACHLOROPHTHALIC ANHYDRIDE. Phthalide, 4,5,6,7-tetrachloro-. Benzoic acid, 2,4,6-trichloro-. Benzoic acid, 3,6-dichloro-2-methoxy-, methyl ester. Benzoic acid, 2,4-dichloro-, methyl ester. Ethyl 2,5-dichlorobenzoate. Benzoic acid, 2,6-dichloro-. Benzoic acid, 2,5-dichloro-. Benzoic acid, 3,5-dichloro-, methyl ester.

Find more compounds similar to Monomethyl 2,3,5,6-tetrachloroterephthalate.

Sources

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