Chemical Properties of Dimethyl phthalate (CAS 131-11-3)

Dimethyl phthalate

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InChI
InChI=1S/C10H10O4/c1-13-9(11)7-5-3-4-6-8(7)10(12)14-2/h3-6H,1-2H3
InChI Key
NIQCNGHVCWTJSM-UHFFFAOYSA-N
Formula
C10H10O4
SMILES
COC(=O)c1ccccc1C(=O)OC
Molecular Weight1
194.18
CAS
131-11-3
Other Names
  • 1,2-BENZENEDICARBOXYLIC ACID
  • 1,2-Benzenedicarboxylic acid, 1,2-dimethyl ester
  • 1,2-Benzenedicarboxylic acid, dimethyl ester
  • 1,2-dimethyl phthalate
  • 64441-70-9
  • AVOLIN
  • DIMETHYL 1,2-BENZENEDICARBOXYLATE
  • DIMETHYL ESTER
  • DMF, Insect repellent
  • DMP
  • Dimethyl 1,2-benzendicarboxylate
  • Dimethyl benzene-o-dicarboxylate
  • Dimethyl benzeneorthodicarboxylate
  • Dimethyl o-phthalate
  • Dimethyl orthophthalate
  • ENT 262
  • Fermine
  • Kemester DMP
  • Kodaflex DMP
  • Mipax
  • NSC 15398
  • NTM
  • Palatinol M
  • Phthalic acid, dimethyl ester
  • Phthalsaeuredimethylester
  • Repeftal
  • Solvanom
  • Solvarone
  • Unimoll DM
  • Uniplex 110
  • dimethyl benzene-1,2-dicarboxylate
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Physical Properties

Property Value Unit Source
Δcliquid -4702.00 kJ/mol NIST
Δcsolid -4680.40 ± 2.40 kJ/mol NIST
EA 0.55 eV NIST
Δf -331.74 kJ/mol Joback Calculated Property
Δfgas -606.10 ± 2.70 kJ/mol NIST
Δfsolid -683.80 ± 2.70 kJ/mol NIST
Δfus 20.88 kJ/mol Joback Calculated Property
Δsub 77.70 kJ/mol NIST
Δvap 59.10 kJ/mol Joback Calculated Property
IE 9.64 ± 0.07 eV NIST
log10WS [-1.74; -1.66]   Show
log10WS -1.74 Aq. Sol...
log10WS -1.66 Estimat...
logPoct/wat 1.260 Crippen Calculated Property
McVol 142.880 ml/mol McGowan Calculated Property
Pc 2770.00 kPa Critica...
Inp [248.00; 1481.00]   Show
Inp 1409.00 NIST
Inp 1418.00 NIST
Inp 1427.00 NIST
Inp 1437.00 NIST
Inp 1453.00 NIST
Inp 1416.00 NIST
Inp 1420.00 NIST
Inp 1457.00 NIST
Inp 1435.00 NIST
Inp 1434.00 NIST
Inp 1476.00 NIST
Inp 1400.00 NIST
Inp 1457.00 NIST
Inp 1454.00 NIST
Inp 1400.00 NIST
Inp 1425.00 NIST
Inp 1429.29 NIST
Inp 1431.47 NIST
Inp 1429.44 NIST
Inp 1440.94 NIST
Inp 1441.55 NIST
Inp 1433.14 NIST
Inp 1431.25 NIST
Inp 1449.00 NIST
Inp 1457.00 NIST
Inp 1425.00 NIST
Inp 1466.20 NIST
Inp 1406.00 NIST
Inp 1458.00 NIST
Inp 1454.00 NIST
Inp 1460.70 NIST
Inp 1417.00 NIST
Inp 1417.00 NIST
Inp 1417.00 NIST
Inp 1417.00 NIST
Inp 1417.00 NIST
Inp 1418.00 NIST
Inp 1426.00 NIST
Inp 1400.00 NIST
Inp 1405.00 NIST
Inp 1456.00 NIST
Inp 1406.00 NIST
Inp 1414.00 NIST
Inp 1414.00 NIST
Inp 1481.00 NIST
Inp 1445.00 NIST
Inp 1451.00 NIST
Inp 1469.00 NIST
Inp 1469.00 NIST
Inp 1460.00 NIST
Inp 1456.00 NIST
Inp 1440.00 NIST
Inp 1413.00 NIST
Inp 1453.00 NIST
Inp 1406.00 NIST
Inp Outlier 257.40 NIST
Inp Outlier 248.00 NIST
I [2276.00; 2325.00]   Show
I 2303.00 NIST
I 2303.00 NIST
I 2276.00 NIST
I 2325.00 NIST
liquid 365.50 J/mol×K NIST
Tboil [555.20; 557.08] K Show
Tboil 557.08 K (Liquid...
Tboil 556.80 K (Liquid...
Tboil 555.20 K NIST
Tboil 555.50 K NIST
Tc 831.50 K Joback Calculated Property
Tfus [273.00; 276.77] K Show
Tfus 276.77 K Aq. Sol...
Tfus 273.00 K NIST
Tfus 273.20 ± 0.20 K NIST
Ttriple 274.18 ± 0.02 K NIST
Vc 0.535 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [338.80; 399.66] J/mol×K [612.44; 831.50] Show
T(K)
Ideal gas heat capacity (J/mol×K)
340
350
360
370
380
390
400
650
700
750
800
Cp,gas 338.80 J/mol×K 612.44 Joback Calculated Property
Cp,gas 350.71 J/mol×K 648.95 Joback Calculated Property
Cp,gas 361.93 J/mol×K 685.46 Joback Calculated Property
Cp,gas 372.43 J/mol×K 721.97 Joback Calculated Property
Cp,gas 382.23 J/mol×K 758.48 Joback Calculated Property
Cp,gas 391.31 J/mol×K 794.99 Joback Calculated Property
Cp,gas 399.66 J/mol×K 831.50 Joback Calculated Property
Cp,liquid 303.80 J/mol×K 300.00 NIST
η [0.0001824; 0.0012091] Pa×s [385.72; 612.44] Show
T(K)
Dynamic viscosity (Pa×s)
2.00e-4
4.00e-4
6.00e-4
8.00e-4
1.00e-3
1.20e-3
400
500
600
η 0.0012091 Pa×s 385.72 Joback Calculated Property
η 0.0007664 Pa×s 423.51 Joback Calculated Property
η 0.0005235 Pa×s 461.29 Joback Calculated Property
η 0.0003788 Pa×s 499.08 Joback Calculated Property
η 0.0002869 Pa×s 536.87 Joback Calculated Property
η 0.0002254 Pa×s 574.65 Joback Calculated Property
η 0.0001824 Pa×s 612.44 Joback Calculated Property
ΔfusH [16.95; 16.95] kJ/mol [274.18; 274.20] Show
ΔfusH 16.95 kJ/mol 274.18 NIST
ΔfusH 16.95 kJ/mol 274.20 NIST
ΔfusH 16.95 kJ/mol 274.20 NIST
ΔvapH [61.50; 84.20] kJ/mol [298.00; 492.00] Show
T(K)
Enthalpy of vaporization at a given temperature (kJ/mol)
60
65
70
75
80
85
300
350
400
450
ΔvapH 84.20 kJ/mol 298.00 A Compa...
ΔvapH 74.50 ± 0.30 kJ/mol 326.00 NIST
ΔvapH 78.70 kJ/mol 337.50 NIST
ΔvapH 72.50 ± 0.60 kJ/mol 344.00 NIST
ΔvapH 69.40 ± 0.10 kJ/mol 365.00 NIST
ΔvapH 68.60 kJ/mol 408.50 NIST
ΔvapH 63.70 kJ/mol 459.00 NIST
ΔvapH 61.50 kJ/mol 492.00 NIST
n0 [1.50320; 1.51779]   [288.15; 323.15] Show
T(K)
Refractive Index
1.51
1.51
1.52
290
300
310
320
n0 1.51779 288.15 Experim...
n0 1.51565 293.15 Experim...
n0 1.51600 293.20 Isobari...
n0 1.51354 298.15 Experim...
n0 1.51146 303.15 Experim...
n0 1.50943 308.15 Experim...
n0 1.50736 313.15 Experim...
n0 1.50524 318.15 Experim...
n0 1.50320 323.15 Experim...
ρl [1163.65; 1196.23] kg/m3 [288.15; 323.15] Show
T(K)
Liquid Density (kg/m3)
1165
1170
1175
1180
1185
1190
1195
290
300
310
320
ρl 1196.23 kg/m3 288.15 Experim...
ρl 1191.54 kg/m3 293.15 Experim...
ρl 1186.90 kg/m3 298.15 Revisio...
ρl 1186.87 kg/m3 298.15 Experim...
ρl 1182.20 kg/m3 303.15 Experim...
ρl 1177.55 kg/m3 308.15 Experim...
ρl 1172.91 kg/m3 313.15 Experim...
ρl 1168.28 kg/m3 318.15 Experim...
ρl 1163.65 kg/m3 323.15 Experim...
ΔfusS 61.80 J/mol×K 274.18 NIST

Pressure Dependent Properties

Property Value Unit Pressure (kPa) Source
Tboilr 389.30 ± 0.30 K 0.30 NIST

Correlations

Property Value Unit Temperature (K) Source
Pvap [1.33; 202.68] kPa [418.67; 533.94] The Yaw... Show
Equationln(Pvp) = A + B/(T + C)
Coefficient A2.07702e+01
Coefficient B-7.26443e+03
Coefficient C-6.40100e+01
Temperature range, min.418.67
Temperature range, max.533.94
T(K)
Vapor pressure (kPa)
0
50
100
150
200
450
500
Pvap 1.33 kPa 418.67 Calculated Property
Pvap 2.72 kPa 431.48 Calculated Property
Pvap 5.30 kPa 444.29 Calculated Property
Pvap 9.87 kPa 457.09 Calculated Property
Pvap 17.68 kPa 469.90 Calculated Property
Pvap 30.57 kPa 482.71 Calculated Property
Pvap 51.17 kPa 495.52 Calculated Property
Pvap 83.13 kPa 508.32 Calculated Property
Pvap 131.43 kPa 521.13 Calculated Property
Pvap 202.68 kPa 533.94 Calculated Property
Pvap [2.46e-05; 2664.64] kPa [272.15; 766.00] KDB Vap... Show
Equationln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A5.81743e+01
Coefficient B-1.02413e+04
Coefficient C-5.55726e+00
Coefficient D-1.68650e-08
Temperature range, min.272.15
Temperature range, max.766.00
T(K)
Vapor pressure (kPa)
0
500
1000
1500
2000
2500
400
600
Pvap 2.46e-05 kPa 272.15 Calculated Property
Pvap 4.89e-03 kPa 327.02 Calculated Property
Pvap 0.19 kPa 381.89 Calculated Property
Pvap 2.56 kPa 436.77 Calculated Property
Pvap 18.12 kPa 491.64 Calculated Property
Pvap 81.40 kPa 546.51 Calculated Property
Pvap 264.14 kPa 601.38 Calculated Property
Pvap 674.50 kPa 656.26 Calculated Property
Pvap 1437.44 kPa 711.13 Calculated Property
Pvap 2664.64 kPa 766.00 Calculated Property

Similar Compounds

Methyl hydrogen phthalate. 1,2,3-Benzenetricarboxylic acid, trimethyl ester. 1,2,4-Benzenetricarboxylic acid, trimethyl ester. Diprop-2-ynyl phthalate. 1,2-Benzenedicarboxylic acid, ethyl methyl ester. Diethyl Phthalate. 1,2,3,4-Benzenetetracarboxylic acid, tetramethyl ester. 1,2,3,5-Benzenetetracarboxylic acid, tetramethyl ester. Isopropyl methyl phthalate. 2-((Prop-2-ynyloxy)carbonyl)benzoic acid. 1,2,4,5-Benzenetetracarboxylic acid, tetramethyl ester. Phthalic anhydride. Benzoic acid, 2-methyl-, methyl ester. 1,2-Benzenedicarboxylic acid, 4-methyl-, dimethyl ester. Methyl trimethylsilyl phthalate.

Find more compounds similar to Dimethyl phthalate.

Mixtures

Sources

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