Chemical Properties of 2-Butene, 2-methyl- (CAS 513-35-9)

2-Butene, 2-methyl-

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InChI
InChI=1S/C5H10/c1-4-5(2)3/h4H,1-3H3
InChI Key
BKOOMYPCSUNDGP-UHFFFAOYSA-N
Formula
C5H10
SMILES
CC=C(C)C
Molecular Weight1
70.13
CAS
513-35-9
Other Names
  • (CH3)2C=CHCH3
  • 1,1,2-TRIMETHYLETHYLENE
  • 2-Methy-2-Butene
  • 2-Methyl-2-butene
  • 2-Methylbut-2-ene
  • 2-Methylbutene-2
  • 3-METHYL-2-BUTENE
  • AMYLENE
  • Ethylene, trimethyl-
  • NSC 74118
  • Trimethylethylene
  • UN 2460
  • b-isoamylene
  • n-Amylene
  • «beta»-Isoamylene
  • «beta»-Isoamylene
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Physical Properties

Property Value Unit Source
ω 0.2440 KDB
PAff 808.80 kJ/mol NIST
AP 285.950 K KDB
BasG 779.90 kJ/mol NIST
Δcliquid -3328.60 ± 1.30 kJ/mol NIST
Δf 59.70 kJ/mol KDB
Δc,grossH 3326.91 kJ/mol KDB
Δc,netH 3106.829 kJ/mol KDB
Δfgas [-42.58; -41.00] kJ/mol Show Hide
Δfgas -42.58 kJ/mol KDB
Δfgas -41.50 ± 0.88 kJ/mol NIST
Δfgas -41.00 kJ/mol NIST
Δfliquid [-68.60; -68.10] kJ/mol Show Hide
Δfliquid -68.60 ± 0.80 kJ/mol NIST
Δfliquid -68.10 ± 1.30 kJ/mol NIST
Δfus 7.60 kJ/mol Joback Calculated Property
Δvap [27.10; 27.34] kJ/mol Show Hide
Δvap 27.34 kJ/mol NIST
Δvap 27.10 kJ/mol NIST
Δvap 27.10 ± 0.10 kJ/mol NIST
IE [8.67; 8.85] eV Show Hide
IE 8.69 ± 0.01 eV NIST
IE 8.69 eV NIST
IE 8.68 ± 0.02 eV NIST
IE 8.68 ± 0.00 eV NIST
IE 8.70 eV NIST
IE 8.83 ± 0.11 eV NIST
IE 8.72 eV NIST
IE Outlier 8.85 ± 0.04 eV NIST
IE 8.67 ± 0.02 eV NIST
IE 8.68 eV NIST
log10WS [-2.56; -2.56]   Show Hide
log10WS -2.56 Aq. Sol...
log10WS -2.56 Estimat...
logPoct/wat 1.973 Crippen Calculated Property
McVol 77.010 ml/mol McGowan Calculated Property
NFPA Fire 3 KDB
NFPA Health 2 KDB
Pc [3420.00; 3420.00] kPa Show Hide
Pc 3420.00 kPa KDB
Pc 3420.00 ± 100.00 kPa NIST
Inp [498.00; 531.00]   Show Hide
Inp 520.20 NIST
Inp 513.80 NIST
Inp 515.00 NIST
Inp 520.10 NIST
Inp Outlier 504.00 NIST
Inp Outlier 504.00 NIST
Inp 520.00 NIST
Inp 519.80 NIST
Inp 520.00 NIST
Inp 519.80 NIST
Inp 514.30 NIST
Inp 514.40 NIST
Inp 523.00 NIST
Inp 519.00 NIST
Inp 519.00 NIST
Inp 520.00 NIST
Inp 520.00 NIST
Inp 520.00 NIST
Inp 514.50 NIST
Inp 519.90 NIST
Inp 520.30 NIST
Inp 514.50 NIST
Inp 514.70 NIST
Inp 514.00 NIST
Inp 520.00 NIST
Inp 520.00 NIST
Inp 520.00 NIST
Inp 519.00 NIST
Inp 514.33 NIST
Inp 514.00 NIST
Inp 514.00 NIST
Inp 526.00 NIST
Inp 514.00 NIST
Inp 514.00 NIST
Inp 513.75 NIST
Inp 514.00 NIST
Inp 507.00 NIST
Inp 514.00 NIST
Inp 514.00 NIST
Inp 515.00 NIST
Inp 515.00 NIST
Inp 515.00 NIST
Inp 515.00 NIST
Inp 522.00 NIST
Inp 514.00 NIST
Inp 526.00 NIST
Inp 527.00 NIST
Inp 525.00 NIST
Inp 523.00 NIST
Inp 515.80 NIST
Inp 518.60 NIST
Inp 520.00 NIST
Inp 513.84 NIST
Inp 514.38 NIST
Inp 514.00 NIST
Inp 520.30 NIST
Inp 519.50 NIST
Inp 520.40 NIST
Inp 514.20 NIST
Inp Outlier 530.00 NIST
Inp 514.00 NIST
Inp 515.00 NIST
Inp Outlier 531.00 NIST
Inp 519.00 NIST
Inp 521.00 NIST
Inp Outlier 498.00 NIST
Inp 514.00 NIST
Inp 522.00 NIST
Inp 514.00 NIST
Inp 519.00 NIST
Inp 515.00 NIST
Inp Outlier 502.00 NIST
Inp 515.00 NIST
Inp 521.00 NIST
Inp 514.00 NIST
Inp 515.00 NIST
Inp 522.00 NIST
Inp 517.00 NIST
Inp 520.00 NIST
Inp 520.00 NIST
Inp 523.00 NIST
Inp 524.00 NIST
Inp 517.00 NIST
Inp 517.00 NIST
Inp 517.00 NIST
Inp 514.00 NIST
Inp 525.00 NIST
I [561.00; 614.00]   Show Hide
I 614.00 NIST
I 573.00 NIST
I 561.00 NIST
I 614.00 NIST
liquid [248.90; 251.20] J/mol×K Show Hide
liquid 251.20 J/mol×K NIST
liquid 251.04 J/mol×K NIST
liquid 248.90 J/mol×K NIST
Tboil 311.71 K KDB
Tc [470.00; 481.00] K Show Hide
Tc 470.00 K KDB
Tc 477.47 K Vapor P...
Tc 470.00 ± 1.00 K NIST
Tc 481.00 K NIST
Tfus [127.10; 150.00] K Show Hide
Tfus 139.39 K KDB
Tfus 139.22 K Aq. Sol...
Tfus 139.35 ± 0.07 K NIST
Tfus 139.35 ± 0.04 K NIST
Tfus 139.37 ± 0.02 K NIST
Tfus 139.12 ± 0.40 K NIST
Tfus 140.20 ± 0.50 K NIST
Tfus 139.00 ± 1.50 K NIST
Tfus 139.00 ± 1.00 K NIST
Tfus Outlier 127.10 ± 0.70 K NIST
Tfus Outlier 150.00 ± 4.00 K NIST
Tfus 146.00 ± 6.00 K NIST
Ttriple [138.90; 139.44] K Show Hide
Ttriple 139.40 ± 0.02 K NIST
Ttriple 139.42 ± 0.05 K NIST
Ttriple 139.44 ± 0.60 K NIST
Ttriple 139.42 ± 0.60 K NIST
Ttriple 138.90 ± 0.20 K NIST
Vc 0.296 m3/kmol Joback Calculated Property
Zra 0.26 KDB

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [111.00; 152.05] J/mol×K [319.04; 471.09] Show Hide
Cp,gas 111.00 ± 0.33 J/mol×K 319.04 NIST
Cp,gas 122.97 ± 0.37 J/mol×K 362.37 NIST
Cp,gas 133.93 ± 0.40 J/mol×K 402.26 NIST
Cp,gas 143.05 ± 0.43 J/mol×K 436.18 NIST
Cp,gas 152.05 ± 0.46 J/mol×K 471.09 NIST
Cp,liquid [146.40; 152.80] J/mol×K [293.90; 298.15] Show Hide
Cp,liquid 146.40 J/mol×K 293.90 NIST
Cp,liquid 152.80 J/mol×K 298.15 NIST
Cp,liquid 152.80 J/mol×K 298.15 NIST
ΔfusH [7.43; 7.60] kJ/mol [138.90; 139.42] Show Hide
ΔfusH 7.43 kJ/mol 138.90 NIST
ΔfusH 7.58 kJ/mol 139.40 NIST
ΔfusH 7.59 kJ/mol 139.40 NIST
ΔfusH 7.60 kJ/mol 139.40 NIST
ΔfusH 7.60 kJ/mol 139.42 NIST
ΔvapH [26.30; 28.40] kJ/mol [290.00; 312.00] Show Hide
ΔvapH 27.50 ± 0.10 kJ/mol 290.00 NIST
ΔvapH 28.40 kJ/mol 307.00 NIST
ΔvapH 28.30 kJ/mol 310.00 NIST
ΔvapH 26.30 kJ/mol 311.70 KDB
ΔvapH 26.31 kJ/mol 311.70 NIST
ΔvapH 26.30 ± 0.10 kJ/mol 312.00 NIST
n0 [1.38420; 1.38760]   [293.15; 298.15] Show Hide
n0 1.38760 293.15 Isobari...
n0 1.38420 298.15 KDB
ρl 662.00 kg/m3 293.00 KDB
ΔfusS [5.35; 54.49] J/mol×K [138.90; 139.42] Show Hide
ΔfusS 5.35 J/mol×K 138.90 NIST
ΔfusS 54.37 J/mol×K 139.40 NIST
ΔfusS 54.49 J/mol×K 139.42 NIST
γ 0.02 N/m 298.20 KDB

Correlations

Property Value Unit Temperature (K) Source
Pvap [1.33; 202.65] kPa [225.05; 333.31] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.43288e+01
Coefficient B-2.72849e+03
Coefficient C-3.07250e+01
Temperature range, min.225.05
Temperature range, max.333.31
Pvap 1.33 kPa 225.05 Calculated Property
Pvap 3.02 kPa 237.08 Calculated Property
Pvap 6.26 kPa 249.11 Calculated Property
Pvap 12.02 kPa 261.14 Calculated Property
Pvap 21.64 kPa 273.17 Calculated Property
Pvap 36.84 kPa 285.19 Calculated Property
Pvap 59.77 kPa 297.22 Calculated Property
Pvap 93.00 kPa 309.25 Calculated Property
Pvap 139.52 kPa 321.28 Calculated Property
Pvap 202.65 kPa 333.31 Calculated Property
Pvap [2.09e-05; 3445.97] kPa [139.39; 471.00] KDB Vap... Show Hide
Equationln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A7.56700e+01
Coefficient B-5.58161e+03
Coefficient C-9.44186e+00
Coefficient D1.09937e-05
Temperature range, min.139.39
Temperature range, max.471.00
Pvap 2.09e-05 kPa 139.39 Calculated Property
Pvap 0.01 kPa 176.24 Calculated Property
Pvap 0.52 kPa 213.08 Calculated Property
Pvap 6.64 kPa 249.93 Calculated Property
Pvap 39.72 kPa 286.77 Calculated Property
Pvap 149.00 kPa 323.62 Calculated Property
Pvap 414.04 kPa 360.46 Calculated Property
Pvap 943.88 kPa 397.31 Calculated Property
Pvap 1885.03 kPa 434.15 Calculated Property
Pvap 3445.97 kPa 471.00 Calculated Property

Similar Compounds

2-Butene, 1-chloro-3-methyl-. 2-Butene, 1-bromo-3-methyl-. 2-Butenal, 3-methyl-. 2-Butenal,2-methyl-(Z)-. 2-Butenal, 2-methyl-. 2-Butenal, 2-methyl-, (E)-. 2-methyl-(Z)-2-butenal. 2,4-Hexadiene, 2,5-dimethyl-. 2-Butene, 2,3-dimethyl-. 3-methyl-2-butenenitrile. 2-Butene, 1-chloro-2-methyl-. 1-Chloro-2-methyl-2-butene, cis. 2-Pentene, 2-methyl-. 2-Butene, 1-bromo-2-methyl-. 3-Methyl-2-buten-1-thiol.

Find more compounds similar to 2-Butene, 2-methyl-.

Mixtures

Sources

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