Chemical Properties of 2-Butene, 2,3-dimethyl- (CAS 563-79-1)

2-Butene, 2,3-dimethyl-

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InChI
InChI=1S/C6H12/c1-5(2)6(3)4/h1-4H3
InChI Key
WGLLSSPDPJPLOR-UHFFFAOYSA-N
Formula
C6H12
SMILES
CC(C)=C(C)C
Molecular Weight1
84.16
CAS
563-79-1
Other Names
  • (CH3)2C=C(CH3)2
  • 1,1,2,2-TETRAMETHYLETHYLENE
  • 2,3-Dimethyl-2-butene
  • 2,3-Dimethylbut-2-ene
  • 2,3-Dimethylbutene-2
  • TETRAMETHYLETHYLENE
  • Tetramethylethene

Physical Properties

Property Value Unit Source
ω 0.2390 KDB
PAff 813.90 kJ/mol NIST
BasG 785.90 kJ/mol NIST
Δf 75.91 kJ/mol KDB
Δc,grossH 3974.72 kJ/mol KDB
Δc,netH 3710.622 kJ/mol KDB
Δfgas [-70.30; -68.40] kJ/mol Show Hide
Δfgas -69.84 kJ/mol KDB
Δfgas -70.30 ± 1.50 kJ/mol NIST
Δfgas -68.40 ± 1.50 kJ/mol NIST
Δfliquid -102.90 ± 1.50 kJ/mol NIST
Δfus 8.88 kJ/mol Joback Calculated Property
Δvap [32.50; 32.67] kJ/mol Show Hide
Δvap 32.67 kJ/mol NIST
Δvap 32.50 kJ/mol NIST
Δvap 32.60 kJ/mol NIST
Δvap 32.60 kJ/mol NIST
IE [8.16; 10.52] eV Show Hide
IE 8.27 ± 0.01 eV NIST
IE 8.27 ± 0.02 eV NIST
IE 8.16 eV NIST
IE 8.27 ± 0.01 eV NIST
IE 8.26 eV NIST
IE 8.30 eV NIST
IE 8.30 eV NIST
IE Outlier 10.52 eV NIST
IE 8.46 eV NIST
IE 8.42 eV NIST
log10WS -2.19 Crippen Calculated Property
logPoct/wat 2.363 Crippen Calculated Property
McVol 91.100 ml/mol McGowan Calculated Property
NFPA Fire 3 KDB
Pc 3360.00 kPa KDB
Inp [612.00; 649.00]   Show Hide
Inp 630.40 NIST
Inp 624.20 NIST
Inp 624.00 NIST
Inp 630.00 NIST
Inp 631.00 NIST
Inp 631.00 NIST
Inp 630.60 NIST
Inp 631.10 NIST
Inp 625.30 NIST
Inp 626.00 NIST
Inp 630.00 NIST
Inp 631.00 NIST
Inp 631.00 NIST
Inp 624.80 NIST
Inp 626.00 NIST
Inp 626.00 NIST
Inp 625.00 NIST
Inp 625.00 NIST
Inp 625.00 NIST
Inp 626.00 NIST
Inp 626.00 NIST
Inp 625.00 NIST
Inp 626.00 NIST
Inp Outlier 614.00 NIST
Inp 625.00 NIST
Inp 626.00 NIST
Inp 627.00 NIST
Inp 627.00 NIST
Inp 625.00 NIST
Inp Outlier 612.00 NIST
Inp 632.00 NIST
Inp 624.32 NIST
Inp 624.38 NIST
Inp 624.00 NIST
Inp 624.20 NIST
Inp 625.00 NIST
Inp 625.00 NIST
Inp 630.00 NIST
Inp 627.00 NIST
Inp 626.00 NIST
Inp 630.00 NIST
Inp Outlier 649.00 NIST
Inp 631.00 NIST
Inp 624.20 NIST
Inp 632.00 NIST
Inp 627.00 NIST
liquid [270.20; 272.40] J/mol×K Show Hide
liquid 270.20 J/mol×K NIST
liquid 272.40 J/mol×K NIST
Tboil [346.15; 346.40] K Show Hide
Tboil 346.40 K KDB
Tboil 346.15 K Isobari...
Tboil 346.15 K Isobari...
Tboil 346.15 K Isobari...
Tc [521.00; 524.00] K Show Hide
Tc 524.00 K KDB
Tc 521.00 K Gas-Liq...
Tc 524.00 K NIST
Tfus [196.75; 199.00] K Show Hide
Tfus 198.90 K KDB
Tfus 198.86 ± 0.05 K NIST
Tfus 198.87 ± 0.03 K NIST
Tfus 198.88 ± 0.02 K NIST
Tfus 198.30 ± 0.60 K NIST
Tfus 198.82 ± 0.06 K NIST
Tfus 198.84 ± 0.04 K NIST
Tfus 198.87 ± 0.03 K NIST
Tfus 198.61 ± 0.50 K NIST
Tfus 198.85 ± 0.15 K NIST
Tfus 198.61 ± 0.30 K NIST
Tfus 198.61 ± 0.30 K NIST
Tfus 198.82 ± 0.20 K NIST
Tfus 197.75 ± 0.20 K NIST
Tfus 199.00 ± 0.50 K NIST
Tfus Outlier 196.75 ± 0.60 K NIST
Ttriple [198.50; 198.92] K Show Hide
Ttriple 198.92 ± 0.01 K NIST
Ttriple 198.90 ± 0.05 K NIST
Ttriple 198.92 ± 0.02 K NIST
Ttriple 198.50 ± 0.20 K NIST
Vc 0.351 m3/kmol KDB
Zc 0.2706940 KDB

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [135.31; 180.33] J/mol×K [334.20; 473.20] Show Hide
Cp,gas 135.31 ± 0.27 J/mol×K 334.20 NIST
Cp,gas 142.00 ± 0.28 J/mol×K 355.25 NIST
Cp,gas 154.64 ± 0.31 J/mol×K 393.20 NIST
Cp,gas 167.65 ± 0.34 J/mol×K 433.20 NIST
Cp,gas 180.33 ± 0.36 J/mol×K 473.20 NIST
Cp,liquid [174.68; 175.73] J/mol×K [295.50; 298.15] Show Hide
Cp,liquid 175.73 J/mol×K 295.50 NIST
Cp,liquid 174.68 J/mol×K 298.15 NIST
ΔfusH [3.53; 6.44] kJ/mol [196.80; 198.90] Show Hide
ΔfusH 3.53 kJ/mol 196.80 NIST
ΔfusH 6.44 kJ/mol 198.90 NIST
ΔfusH 6.44 kJ/mol 198.90 NIST
ΔvapH [29.64; 33.10] kJ/mol [292.00; 346.40] Show Hide
ΔvapH 32.90 ± 0.10 kJ/mol 292.00 NIST
ΔvapH 32.00 ± 0.10 kJ/mol 308.00 NIST
ΔvapH 33.10 kJ/mol 315.00 NIST
ΔvapH 32.70 kJ/mol 318.00 NIST
ΔvapH 30.90 ± 0.10 kJ/mol 326.00 NIST
ΔvapH 32.10 kJ/mol 329.50 NIST
ΔvapH 29.70 ± 0.10 kJ/mol 346.00 NIST
ΔvapH 29.64 kJ/mol 346.40 KDB
ΔvapH 29.64 kJ/mol 346.40 NIST
Pvap [30.29; 318.40] kPa [312.39; 388.20] Show Hide
Pvap 30.29 kPa 312.39 Isobari...
Pvap 38.40 kPa 318.44 Isobari...
Pvap 47.72 kPa 324.24 Isobari...
Pvap 54.12 kPa 327.70 Isobari...
Pvap 59.32 kPa 330.28 Isobari...
Pvap 65.23 kPa 333.00 Isobari...
Pvap 73.50 kPa 336.50 Isother...
Pvap 75.19 kPa 337.15 Isobari...
Pvap 77.50 kPa 338.20 Isother...
Pvap 80.30 kPa 339.12 Isobari...
Pvap 84.20 kPa 340.60 Isother...
Pvap 85.40 kPa 340.98 Isobari...
Pvap 90.20 kPa 342.65 Isother...
Pvap 90.74 kPa 342.81 Isobari...
Pvap 94.64 kPa 344.13 Isobari...
Pvap 94.70 kPa 344.20 Isother...
Pvap 101.20 kPa 346.24 Isother...
Pvap 101.43 kPa 346.28 Isobari...
Pvap 105.30 kPa 347.65 Isother...
Pvap 113.90 kPa 350.10 Isother...
Pvap 125.50 kPa 353.46 Isother...
Pvap 133.30 kPa 355.35 Isother...
Pvap 140.40 kPa 357.22 Isother...
Pvap 164.80 kPa 362.80 Isother...
Pvap 179.50 kPa 365.76 Isother...
Pvap 190.90 kPa 368.05 Isother...
Pvap 202.80 kPa 370.36 Isother...
Pvap 218.80 kPa 373.18 Isother...
Pvap 230.40 kPa 375.20 Isother...
Pvap 238.50 kPa 376.50 Isother...
Pvap 255.10 kPa 379.15 Isother...
Pvap 271.20 kPa 381.62 Isother...
Pvap 281.30 kPa 383.05 Isother...
Pvap 292.10 kPa 384.70 Isother...
Pvap 306.80 kPa 386.65 Isother...
Pvap 318.40 kPa 388.20 Isother...
n0 1.40952 298.15 KDB
ρl 708.00 kg/m3 293.00 KDB
ΔfusS [17.94; 32.39] J/mol×K [196.80; 198.90] Show Hide
ΔfusS 17.94 J/mol×K 196.80 NIST
ΔfusS 32.39 J/mol×K 198.90 NIST
γ 0.02 N/m 298.20 KDB
λ [0.11; 0.14] W/m×K [258.89; 327.02] Show Hide
λ 0.14 W/m×K 258.89 Thermal...
λ 0.14 W/m×K 259.17 Thermal...
λ 0.14 W/m×K 259.37 Thermal...
λ 0.13 W/m×K 278.21 Thermal...
λ 0.13 W/m×K 278.50 Thermal...
λ 0.13 W/m×K 278.72 Thermal...
λ 0.12 W/m×K 294.09 Thermal...
λ 0.12 W/m×K 294.40 Thermal...
λ 0.12 W/m×K 294.63 Thermal...
λ 0.12 W/m×K 312.76 Thermal...
λ 0.12 W/m×K 313.09 Thermal...
λ 0.12 W/m×K 313.34 Thermal...
λ 0.11 W/m×K 322.40 Thermal...
λ 0.11 W/m×K 322.74 Thermal...
λ 0.11 W/m×K 322.98 Thermal...
λ 0.11 W/m×K 326.42 Thermal...
λ 0.11 W/m×K 326.77 Thermal...
λ 0.11 W/m×K 327.02 Thermal...
αdiff [7.54e-08; 9.41e-08] m2/s [260.14; 329.57] Show Hide
αdiff 9.38e-08 m2/s 260.14 Thermal...
αdiff 9.41e-08 m2/s 260.96 Thermal...
αdiff 9.41e-08 m2/s 261.54 Thermal...
αdiff 8.88e-08 m2/s 279.54 Thermal...
αdiff 8.85e-08 m2/s 280.38 Thermal...
αdiff 8.85e-08 m2/s 281.00 Thermal...
αdiff 8.48e-08 m2/s 295.49 Thermal...
αdiff 8.44e-08 m2/s 296.37 Thermal...
αdiff 8.45e-08 m2/s 297.02 Thermal...
αdiff 7.96e-08 m2/s 314.20 Thermal...
αdiff 7.95e-08 m2/s 315.15 Thermal...
αdiff 7.94e-08 m2/s 315.82 Thermal...
αdiff 7.58e-08 m2/s 323.81 Thermal...
αdiff 7.56e-08 m2/s 324.73 Thermal...
αdiff 7.54e-08 m2/s 325.39 Thermal...
αdiff 7.60e-08 m2/s 327.89 Thermal...
αdiff 7.63e-08 m2/s 328.90 Thermal...
αdiff 7.59e-08 m2/s 329.57 Thermal...

Correlations

Property Value Unit Temperature (K) Source
Pvap [1.33; 202.63] kPa [250.89; 370.62] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.38453e+01
Coefficient B-2.75751e+03
Coefficient C-4.74970e+01
Temperature range, min.250.89
Temperature range, max.370.62
Pvap 1.33 kPa 250.89 Calculated Property
Pvap 3.07 kPa 264.19 Calculated Property
Pvap 6.40 kPa 277.50 Calculated Property
Pvap 12.33 kPa 290.80 Calculated Property
Pvap 22.18 kPa 304.10 Calculated Property
Pvap 37.67 kPa 317.41 Calculated Property
Pvap 60.87 kPa 330.71 Calculated Property
Pvap 94.22 kPa 344.01 Calculated Property
Pvap 140.46 kPa 357.32 Calculated Property
Pvap 202.63 kPa 370.62 Calculated Property
Pvap [0.01; 3259.93] kPa [198.92; 524.00] KDB Vap... Show Hide
Equationln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A6.73770e+01
Coefficient B-6.03585e+03
Coefficient C-7.86074e+00
Coefficient D5.28509e-06
Temperature range, min.198.92
Temperature range, max.524.00
Pvap 0.01 kPa 198.92 Calculated Property
Pvap 0.40 kPa 235.04 Calculated Property
Pvap 4.33 kPa 271.16 Calculated Property
Pvap 24.75 kPa 307.28 Calculated Property
Pvap 92.34 kPa 343.40 Calculated Property
Pvap 257.29 kPa 379.52 Calculated Property
Pvap 583.72 kPa 415.64 Calculated Property
Pvap 1142.58 kPa 451.76 Calculated Property
Pvap 2008.09 kPa 487.88 Calculated Property
Pvap 3259.93 kPa 524.00 Calculated Property

Similar Compounds

2-Butene, 2-methyl-. 2-Butene, 2-chloro-3-methyl-. Prop-1-en-1,2-dimethyl-1-ol. 1,2-Dimethyl cyclopropene. Cyclopropane, (1-methylethylidene)-. Dimethylketene. 2-Butenal, 3-methyl-. 3-methyl-2-butenenitrile. 1-Propene, 2-methyl-. 2-Methylallyl radical. 2-Butene, 1-chloro-3-methyl-. 2,4-Hexadiene, 2,5-dimethyl-. 1-Propene, 1,1-dichloro-2-methyl-. 2-Butene, 1-bromo-3-methyl-. 1,2-Butadienone, 3-methyl-.

Find more compounds similar to 2-Butene, 2,3-dimethyl-.

Mixtures

Sources

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

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