Chemical Properties of Benzene, 2-ethyl-1,3-dimethyl- (CAS 2870-04-4)

Benzene, 2-ethyl-1,3-dimethyl-

InChI
InChI=1S/C10H14/c1-4-10-8(2)6-5-7-9(10)3/h5-7H,4H2,1-3H3
InChI Key
CHIKRULMSSADAF-UHFFFAOYSA-N
Formula
C10H14
SMILES
CCc1c(C)cccc1C
Molecular Weight1
134.22
CAS
2870-04-4
Other Names
  • 1,3-Dimethyl-2-ethylbenzene
  • 2-Ethyl-1,3-dimethylbenzene
  • 2-ethyl-m-xylene
  • m-Xylene, 2-ethyl-
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Physical Properties

Property Value Unit Source
ω [0.4050; 0.4050]   Show Hide
ω 0.4050 ChemSep v8.3 pure component data Compiled value
ω 0.4050 KDB
ΔcH°liquid [-5855.80; -5853.00] kJ/mol Show Hide
ΔcH°liquid -5855.80 ± 1.10 kJ/mol NIST
ΔcH°liquid -5853.00 ± 2.60 kJ/mol NIST
ΔfG° 137.90 kJ/mol ChemSep v8.3 pure component data Compiled value
ΔfH°gas -26.23 kJ/mol ChemSep v8.3 pure component data Compiled value
ΔfH°liquid [-83.00; -80.10] kJ/mol Show Hide
ΔfH°liquid -80.10 ± 1.30 kJ/mol NIST
ΔfH°liquid -83.00 ± 2.60 kJ/mol NIST
ΔfusH° 14.92 kJ/mol Joback Calculated Property
ΔvapH° 53.90 kJ/mol NIST
IE 8.33 eV Relay (1.0) Calculated Property
log10WS -3.61 Relay (1.0) Calculated Property
logPoct/wat 2.866 Crippen Calculated Property
McVol 128.000 ml/mol McGowan Calculated Property
Pc [2929.00; 2960.00] kPa Show Hide
Pc 2960.00 kPa ChemSep v8.3 pure component data Compiled value
Pc 2929.00 kPa KDB
Ptriple 2.82e-03 kPa ChemSep v8.3 pure component data Compiled value
Inp [1029.00; 1120.00]   Show Hide
Inp 1081.60 NIST
Inp 1084.70 NIST
Inp 1078.00 NIST
Inp 1069.60 NIST
Inp 1064.97 NIST
Inp 1070.40 NIST
Inp 1072.00 NIST
Inp 1099.20 NIST
Inp 1073.00 NIST
Inp 1105.00 NIST
Inp 1080.75 NIST
Inp 1082.00 NIST
Inp 1087.00 NIST
Inp Outlier 1120.00 NIST
Inp 1081.80 NIST
Inp 1100.00 NIST
Inp 1072.10 NIST
Inp 1075.70 NIST
Inp 1076.00 NIST
Inp 1073.00 NIST
Inp 1082.00 NIST
Inp 1075.00 NIST
Inp 1081.00 NIST
Inp 1061.00 NIST
Inp 1086.00 NIST
Inp 1082.00 NIST
Inp Outlier 1032.00 NIST
Inp Outlier 1029.00 NIST
Inp Outlier 1029.00 NIST
Inp 1074.00 NIST
Inp 1075.00 NIST
Inp 1097.10 NIST
Inp 1062.00 NIST
Inp 1072.00 NIST
Inp 1070.00 NIST
Inp 1070.00 NIST
Inp 1081.00 NIST
Inp 1086.00 NIST
Inp 1080.00 NIST
Inp 1070.00 NIST
Inp 1086.00 NIST
Inp 1074.00 NIST
I [1347.50; 1372.10]   Show Hide
I 1372.10 NIST
I 1347.50 NIST
I 1363.00 NIST
I 1348.00 NIST
I 1372.00 NIST
I 1348.00 NIST
I 1372.00 NIST
I 1355.00 NIST
I 1348.00 NIST
I 1372.10 NIST
I 1363.00 NIST
Tboil [456.90; 463.20] K Show Hide
Tboil 463.19 K ChemSep v8.3 pure component data Compiled value
Tboil Outlier 456.90 K KDB
Tboil 463.20 K NIST
Tboil 463.16 ± 0.20 K NIST
Tboil 463.20 ± 1.00 K NIST
Tboil 463.10 ± 0.20 K NIST
Tboil 463.10 ± 0.30 K NIST
Tboil 463.10 ± 0.15 K NIST
Tboil 463.16 ± 0.20 K NIST
Tboil 463.10 ± 0.30 K NIST
Tc [665.10; 670.00] K Show Hide
Tc 670.00 K ChemSep v8.3 pure component data Compiled value
Tc 665.10 K KDB
Tfus [256.81; 257.00] K Show Hide
Tfus 257.00 K ChemSep v8.3 pure component data Compiled value
Tfus 256.81 ± 0.20 K NIST
Ttriple 256.89 K ChemSep v8.3 pure component data Compiled value
UQi 4.64 ChemSep v8.3 pure component data Compiled value
URi 6.07 ChemSep v8.3 pure component data Compiled value
Vc [0.446; 0.446] m3/kmol Show Hide
Vc 0.446 m3/kmol ChemSep v8.3 pure component data Compiled value
Vc 0.446 m3/kmol KDB
Zc [0.2363340; 0.2610000]   Show Hide
Zc 0.2610000 ChemSep v8.3 pure component data Compiled value
Zc 0.2363340 KDB
Zra 0.26 ChemSep v8.3 pure component data Compiled value

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
ΔvapH [48.60; 48.80] kJ/mol [380.00; 417.00] Show Hide
ΔvapH 48.60 kJ/mol 380.00 NIST
ΔvapH 48.80 kJ/mol 417.00 NIST
ρl 885.86 kg/m3 293.10 KDB

Correlations

Property Value Unit Temperature (K) Source
Cp,gas [169.07; 474.45] J/mol×K [273.00; 1500.00] 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 A8.09020e+01
Coefficient B-4.71570e+02
Coefficient C6.15124e+00
Coefficient D2.27490e-04
Coefficient E-9.01710e-08
CommentChemSep eq 16, IdealGasHeatCapacityCp
Temperature range, min.273.00
Temperature range, max.1500.00
Cp,gas 169.07 J/mol×K 273.00 Calculated Property
Cp,gas 241.23 J/mol×K 409.33 Calculated Property
Cp,gas 298.86 J/mol×K 545.67 Calculated Property
Cp,gas 344.12 J/mol×K 682.00 Calculated Property
Cp,gas 380.00 J/mol×K 818.33 Calculated Property
Cp,gas 408.66 J/mol×K 954.67 Calculated Property
Cp,gas 431.58 J/mol×K 1091.00 Calculated Property
Cp,gas 449.76 J/mol×K 1227.33 Calculated Property
Cp,gas 463.88 J/mol×K 1363.67 Calculated Property
Cp,gas 474.45 J/mol×K 1500.00 Calculated Property
Property Value Unit Temperature (K) Source
Cp,liquid [250.84; 332.01] J/mol×K [298.15; 463.19] 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 A7.76460e+01
Coefficient B-1.01260e+02
Coefficient C4.48424e+00
Coefficient D4.54010e-03
Coefficient E-3.86770e-06
CommentChemSep eq 16, LiquidHeatCapacityCp
Temperature range, min.298.15
Temperature range, max.463.19
Cp,liquid 250.84 J/mol×K 298.15 Calculated Property
Cp,liquid 261.43 J/mol×K 316.49 Calculated Property
Cp,liquid 271.74 J/mol×K 334.83 Calculated Property
Cp,liquid 281.73 J/mol×K 353.16 Calculated Property
Cp,liquid 291.34 J/mol×K 371.50 Calculated Property
Cp,liquid 300.52 J/mol×K 389.84 Calculated Property
Cp,liquid 309.23 J/mol×K 408.18 Calculated Property
Cp,liquid 317.41 J/mol×K 426.51 Calculated Property
Cp,liquid 325.02 J/mol×K 444.85 Calculated Property
Cp,liquid 332.01 J/mol×K 463.19 Calculated Property
Property Value Unit Temperature (K) Source
η [0.0028301; 0.0000860] Pa×s [256.89; 573.00] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = exp(A + B/T + C·ln(T) + D·T^E)
Y is η in Pa×s, T in K
Coefficient A-1.55870e+01
Coefficient B1.73740e+03
Coefficient C5.41730e-01
Coefficient D-7.50200e-07
Coefficient E2.00000e+00
CommentChemSep eq 101, LiquidViscosity
Temperature range, min.256.89
Temperature range, max.573.00
η 0.0028301 Pa×s 256.89 Calculated Property
η 0.0013255 Pa×s 292.01 Calculated Property
η 0.0007321 Pa×s 327.14 Calculated Property
η 0.0004540 Pa×s 362.26 Calculated Property
η 0.0003062 Pa×s 397.38 Calculated Property
η 0.0002199 Pa×s 432.51 Calculated Property
η 0.0001657 Pa×s 467.63 Calculated Property
η 0.0001296 Pa×s 502.75 Calculated Property
η 0.0001044 Pa×s 537.88 Calculated Property
η 0.0000860 Pa×s 573.00 Calculated Property
Property Value Unit Temperature (K) Source
ΔvapH [55.85; 17.10] kJ/mol [256.89; 649.20] 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 A8.26720e+01
Coefficient B1.10270e+00
Coefficient C-6.85290e-01
Coefficient D-3.33670e-01
Coefficient E3.61030e-01
Critical temperature, Tc (K)6.70000e+02
CommentChemSep eq 106, HeatOfVaporization
Temperature range, min.256.89
Temperature range, max.649.20
ΔvapH 55.85 kJ/mol 256.89 Calculated Property
ΔvapH 52.57 kJ/mol 300.48 Calculated Property
ΔvapH 49.50 kJ/mol 344.07 Calculated Property
ΔvapH 46.56 kJ/mol 387.66 Calculated Property
ΔvapH 43.62 kJ/mol 431.25 Calculated Property
ΔvapH 40.53 kJ/mol 474.84 Calculated Property
ΔvapH 37.06 kJ/mol 518.43 Calculated Property
ΔvapH 32.82 kJ/mol 562.02 Calculated Property
ΔvapH 27.03 kJ/mol 605.61 Calculated Property
ΔvapH 17.10 kJ/mol 649.20 Calculated Property
Property Value Unit Temperature (K) Source
Pvap [1.33; 202.65] kPa [341.33; 493.26] The Yaws Handbook of Vapor Pressure Show Hide
Equationln(Y) = A + B/(T + C)
Y is Pvap in kPa, T in K
Coefficient A1.45844e+01
Coefficient B-4.00908e+03
Coefficient C-6.09150e+01
Temperature range, min.341.33
Temperature range, max.493.26
Pvap 1.33 kPa 341.33 Calculated Property
Pvap 3.00 kPa 358.21 Calculated Property
Pvap 6.20 kPa 375.09 Calculated Property
Pvap 11.88 kPa 391.97 Calculated Property
Pvap 21.37 kPa 408.85 Calculated Property
Pvap 36.42 kPa 425.74 Calculated Property
Pvap 59.22 kPa 442.62 Calculated Property
Pvap 92.39 kPa 459.50 Calculated Property
Pvap 139.03 kPa 476.38 Calculated Property
Pvap 202.65 kPa 493.26 Calculated Property
Pvap [3.11e-03; 3003.84] kPa [256.89; 671.00] 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 A9.46322e+01
Coefficient B-9.42500e+03
Coefficient C-1.15520e+01
Coefficient D5.79890e-06
Coefficient E2.00000e+00
CommentChemSep eq 101, VaporPressure
Temperature range, min.256.89
Temperature range, max.671.00
Pvap 3.11e-03 kPa 256.89 Calculated Property
Pvap 0.14 kPa 302.90 Calculated Property
Pvap 2.00 kPa 348.91 Calculated Property
Pvap 13.54 kPa 394.93 Calculated Property
Pvap 57.16 kPa 440.94 Calculated Property
Pvap 175.30 kPa 486.95 Calculated Property
Pvap 431.21 kPa 532.96 Calculated Property
Pvap 908.76 kPa 578.98 Calculated Property
Pvap 1717.07 kPa 624.99 Calculated Property
Pvap 3003.84 kPa 671.00 Calculated Property
Pvap [2.83e-03; 3015.06] kPa [256.89; 671.00] 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 A1.01218e+02
Coefficient B-9.75905e+03
Coefficient C-1.25287e+01
Coefficient D6.40530e-06
Coefficient E0.00000e+00
Temperature range, min.256.89
Temperature range, max.671.00
Pvap 2.83e-03 kPa 256.89 Calculated Property
Pvap 0.14 kPa 302.90 Calculated Property
Pvap 1.96 kPa 348.91 Calculated Property
Pvap 13.47 kPa 394.93 Calculated Property
Pvap 57.10 kPa 440.94 Calculated Property
Pvap 175.21 kPa 486.95 Calculated Property
Pvap 430.76 kPa 532.96 Calculated Property
Pvap 907.78 kPa 578.98 Calculated Property
Pvap 1717.59 kPa 624.99 Calculated Property
Pvap 3015.06 kPa 671.00 Calculated Property
Property Value Unit Temperature (K) Source
ρl [918.94; 461.79] kg/m3 [256.89; 649.20] 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 A7.43193e+01
Coefficient B2.59790e-01
Coefficient C6.70000e+02
Coefficient D2.98040e-01
CommentChemSep eq 105, LiquidDensity
Temperature range, min.256.89
Temperature range, max.649.20
ρl 918.94 kg/m3 256.89 Calculated Property
ρl 884.55 kg/m3 300.48 Calculated Property
ρl 848.63 kg/m3 344.07 Calculated Property
ρl 810.85 kg/m3 387.66 Calculated Property
ρl 770.69 kg/m3 431.25 Calculated Property
ρl 727.42 kg/m3 474.84 Calculated Property
ρl 679.78 kg/m3 518.43 Calculated Property
ρl 625.52 kg/m3 562.02 Calculated Property
ρl 559.40 kg/m3 605.61 Calculated Property
ρl 461.79 kg/m3 649.20 Calculated Property
Property Value Unit Temperature (K) Source
γ [0.04; 8.66e-04] N/m [256.89; 649.20] 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-7.87690e-03
Coefficient B2.72000e+02
Coefficient C-4.96360e+00
Coefficient D5.59430e-03
Coefficient E-9.07970e-06
CommentChemSep eq 16, SurfaceTension
Temperature range, min.256.89
Temperature range, max.649.20
γ 0.04 N/m 256.89 Calculated Property
γ 0.03 N/m 300.48 Calculated Property
γ 0.03 N/m 344.07 Calculated Property
γ 0.02 N/m 387.66 Calculated Property
γ 0.02 N/m 431.25 Calculated Property
γ 0.01 N/m 474.84 Calculated Property
γ 0.01 N/m 518.43 Calculated Property
γ 0.01 N/m 562.02 Calculated Property
γ 0.00 N/m 605.61 Calculated Property
γ 8.66e-04 N/m 649.20 Calculated Property
Property Value Unit Temperature (K) Source
λ [0.01; 0.08] W/m×K [256.89; 1000.00] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A·T^B / (1 + C/T + D/T²)
Y is λ in W/m×K, T in K
Coefficient A9.77380e-05
Coefficient B1.03100e+00
Coefficient C5.36660e+02
Coefficient D4.28620e+04
CommentChemSep eq 102, VaporThermalConductivity
Temperature range, min.256.89
Temperature range, max.1000.00
λ 0.01 W/m×K 256.89 Calculated Property
λ 0.01 W/m×K 339.46 Calculated Property
λ 0.02 W/m×K 422.03 Calculated Property
λ 0.03 W/m×K 504.59 Calculated Property
λ 0.03 W/m×K 587.16 Calculated Property
λ 0.04 W/m×K 669.73 Calculated Property
λ 0.05 W/m×K 752.30 Calculated Property
λ 0.06 W/m×K 834.86 Calculated Property
λ 0.07 W/m×K 917.43 Calculated Property
λ 0.08 W/m×K 1000.00 Calculated Property
Property Value Unit Temperature (K) Source
λ [0.13; 0.09] W/m×K [256.89; 463.19] ChemSep v8.3 pure component data Compiled value Show Hide
EquationY = A + exp(B/T + C + D·T + E·T²)
Y is λ in W/m×K, T in K
Coefficient A-3.82840e-02
Coefficient B-3.20600e+01
Coefficient C-1.27550e+00
Coefficient D-1.26990e-03
Coefficient E-4.06800e-07
CommentChemSep eq 16, LiquidThermalConductivity
Temperature range, min.256.89
Temperature range, max.463.19
λ 0.13 W/m×K 256.89 Calculated Property
λ 0.13 W/m×K 279.81 Calculated Property
λ 0.13 W/m×K 302.73 Calculated Property
λ 0.12 W/m×K 325.66 Calculated Property
λ 0.12 W/m×K 348.58 Calculated Property
λ 0.11 W/m×K 371.50 Calculated Property
λ 0.11 W/m×K 394.42 Calculated Property
λ 0.10 W/m×K 417.35 Calculated Property
λ 0.10 W/m×K 440.27 Calculated Property
λ 0.09 W/m×K 463.19 Calculated Property

Similar Compounds

Benzene, 3-ethyl-1,2,4-trimethyl. Benzene, 2-ethyl-1,3,5-trimethyl-. Benzene, 1-ethyl-2,3-dimethyl-. Benzene, 2,3-diethyl-1-methyl. Benzene, 1,3-diethyl-2-methyl-. Benzene, 1-ethyl-2-methyl-. Benzene, 1,2,3-triethyl. 1,3-Dimethyl-2,4-diethylbenzene. Benzene, 2-ethyl-1,4-dimethyl-. Benzene, 1,2-diethyl-3,4-dimethyl-. Benzene, 1-ethyl-2,4-dimethyl-. 1,2,3-Trimethyl-4-Ethylbenzene. Benzene, 1,3-dimethyl-2,5-diethyl. Benzene, 1,2-diethyl-. 1,2,3,4-tetraethylbenzene.

Find more compounds similar to Benzene, 2-ethyl-1,3-dimethyl-.

Sources

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