Chemical Properties of 1-Buten-3-yne, 2-methyl- (CAS 78-80-8)

1-Buten-3-yne, 2-methyl-

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InChI
InChI=1S/C5H6/c1-4-5(2)3/h1H,2H2,3H3
InChI Key
BOFLDKIFLIFLJA-UHFFFAOYSA-N
Formula
C5H6
SMILES
C#CC(=C)C
Molecular Weight1
66.10
CAS
78-80-8
Other Names
  • Isopropenylacetylene
  • CH2=C(CH3)C«equiv»CH
  • 2-Methyl-1-buten-3-yne
  • 2-Methylbut-1-en-3-yne
  • Valylene
  • 3-Methyl-3-buten-1-yne
  • 2-Methylbutenyne
  • 2-Methyl-1-butenyne
  • 1-Butene-3-yne, 2-methyl-
  • NSC 9296
  • 3-Methyl-3-butene-1-yne

Physical Properties

Property Value Unit Source
Δcliquid -3056.00 ± 0.80 kJ/mol NIST
Δf 293.58 kJ/mol Joback Calculated Property
Δfgas 259.00 kJ/mol NIST
Δfliquid 231.00 ± 0.80 kJ/mol NIST
Δfus 9.09 kJ/mol Joback Calculated Property
Δvap 27.00 ± 1.00 kJ/mol NIST
IE [9.23; 10.10] eV Show Hide
IE 9.25 ± 0.02 eV NIST
IE 9.23 ± 0.01 eV NIST
IE 9.27 ± 0.02 eV NIST
IE 10.10 eV NIST
IE 9.30 ± 0.03 eV NIST
log10WS -1.56 Crippen Calculated Property
logPoct/wat 1.196 Crippen Calculated Property
McVol 68.410 ml/mol McGowan Calculated Property
Pc 4426.72 kPa Joback Calculated Property
Inp [456.00; 457.00]   Show Hide
Inp 456.00 NIST
Inp 457.00 NIST
Inp 457.00 NIST
Inp 456.00 NIST
Inp 456.00 NIST
Tboil [305.20; 307.00] K Show Hide
Tboil 305.30 ± 0.30 K NIST
Tboil 305.20 K NIST
Tboil 305.40 ± 1.50 K NIST
Tboil 307.00 ± 5.00 K NIST
Tc 482.63 K Joback Calculated Property
Tfus 177.36 K Joback Calculated Property
Vc 0.260 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [97.07; 132.43] J/mol×K [300.48; 482.63] Show Hide
Cp,gas 97.07 J/mol×K 300.48 Joback Calculated Property
Cp,gas 103.77 J/mol×K 330.84 Joback Calculated Property
Cp,gas 110.12 J/mol×K 361.20 Joback Calculated Property
Cp,gas 116.15 J/mol×K 391.55 Joback Calculated Property
Cp,gas 121.87 J/mol×K 421.91 Joback Calculated Property
Cp,gas 127.29 J/mol×K 452.27 Joback Calculated Property
Cp,gas 132.43 J/mol×K 482.63 Joback Calculated Property

Similar Compounds

1-Penten-3-yne, 2-methyl-. 1,5-Hexadien-3-yne, 2,5-dimethyl-. Diisopropenyldiacetylene. 3-Penten-1-yne, 3-methyl-. 1-Propene, 2-methyl-. 2-Methylallyl radical. Methylacrylonitrile. 1-Hexen-3-yne, 2-methyl-. 1-Propene, 3,3,3-trifluoro-2-methyl-. 1-Propene, 3,3,3-trichloro-2-methyl-. Methacrolein. Methacryloyl chloride. 1-Propene, 3-chloro-2-methyl-. 3-Penten-1-yne. 3-Penten-1-yne, (E)-.

Find more compounds similar to 1-Buten-3-yne, 2-methyl-.

Sources

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