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

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; 3686.00] kPa Show Hide
Pc 3420.00 kPa KDB
Pc 3686.00 kPa Vapor P...
Pc 3420.00 ± 100.00 kPa NIST
ρc 246.60 kg/m3 Vapor P...
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
Pvap [87.00; 3686.00] kPa [307.63; 477.47] Show Hide
Pvap 87.00 kPa 307.63 Vapor P...
Pvap 157.00 kPa 325.06 Vapor P...
Pvap 249.00 kPa 340.98 Vapor P...
Pvap 250.00 kPa 341.15 Isobari...
Pvap 321.00 kPa 350.14 Vapor P...
Pvap 463.00 kPa 364.85 Vapor P...
Pvap 560.00 kPa 372.91 Vapor P...
Pvap 673.00 kPa 380.97 Vapor P...
Pvap 811.00 kPa 389.83 Vapor P...
Pvap 954.00 kPa 397.89 Vapor P...
Pvap 1167.00 kPa 408.17 Vapor P...
Pvap 1524.00 kPa 422.67 Vapor P...
Pvap 1758.00 kPa 430.83 Vapor P...
Pvap 2021.00 kPa 439.09 Vapor P...
Pvap 2349.00 kPa 448.36 Vapor P...
Pvap 2541.00 kPa 453.30 Vapor P...
Pvap 2600.00 kPa 454.71 Vapor P...
Pvap 2884.00 kPa 461.46 Vapor P...
Pvap 3006.00 kPa 464.08 Vapor P...
Pvap 3327.00 kPa 470.72 Vapor P...
Pvap 3377.00 kPa 471.73 Vapor P...
Pvap 3442.00 kPa 473.04 Vapor P...
Pvap 3556.00 kPa 475.16 Vapor P...
Pvap 3686.00 kPa 477.47 Vapor P...
n0 [1.38420; 1.38760]   [293.15; 298.15] Show Hide
n0 1.38760 ± 0.00020 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

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.