Chemical Properties of 2-Hexene, (Z)- (CAS 7688-21-3)

2-Hexene, (Z)-

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InChI
InChI=1S/C6H12/c1-3-5-6-4-2/h3,5H,4,6H2,1-2H3/b5-3-
InChI Key
RYPKRALMXUUNKS-HYXAFXHYSA-N
Formula
C6H12
SMILES
CC=CCCC
Molecular Weight1
84.16
CAS
7688-21-3
Other Names
  • (Z)-2-C6H12
  • (Z)-2-Hexene
  • (Z)-hex-2-ene
  • 2-Hexene, cis-
  • cis-2-Hexene
Sources

Physical Properties

Property Value Unit Source
Δf 79.86 kJ/mol Joback Calculated Property
Δfgas [-53.30; -47.00] kJ/mol Show Hide
Δfgas -47.00 ± 1.10 kJ/mol NIST
Δfgas -47.50 ± 1.10 kJ/mol NIST
Δfgas -49.40 kJ/mol NIST
Δfgas -47.90 ± 1.00 kJ/mol NIST
Δfgas -53.30 ± 1.20 kJ/mol NIST
Δfliquid [-85.50; -79.20] kJ/mol Show Hide
Δfliquid -79.20 ± 1.00 kJ/mol NIST
Δfliquid -79.70 ± 1.00 kJ/mol NIST
Δfliquid -80.12 ± 0.84 kJ/mol NIST
Δfliquid -85.50 ± 1.10 kJ/mol NIST
Δfus 11.50 kJ/mol Joback Calculated Property
Δvap 31.50 kJ/mol NIST
Δvap 31.50 kJ/mol NIST
Δvap 31.50 kJ/mol NIST
IE 8.97 ± 0.01 eV NIST
IE 8.97 ± 0.01 eV NIST
IE 9.15 ± 0.01 eV NIST
logPoct/wat 2.36 Crippen Calculated Property
Pc 3295.37 kPa Joback Calculated Property
liquid 291.86 J/mol×K NIST
Tboil [341.85; 342.15] K Show Hide
Tboil 342.00 K NIST
Tboil 342.00 ± 0.40 K NIST
Tboil 342.05 ± 0.40 K NIST
Tboil 342.01 ± 0.20 K NIST
Tboil 341.85 ± 0.40 K NIST
Tboil 342.03 ± 0.50 K NIST
Tboil 341.94 ± 0.60 K NIST
Tboil 342.15 ± 1.00 K NIST
Tc 513.19 K Joback Calculated Property
Tfus [127.15; 131.77] K Show Hide
Tfus 131.35 ± 1.00 K NIST
Tfus 131.77 ± 0.15 K NIST
Tfus 129.99 ± 2.00 K NIST
Tfus 129.03 ± 0.70 K NIST
Tfus 128.65 ± 1.00 K NIST
Tfus 127.15 ± 1.50 K NIST
Ttriple 132.03 ± 0.00 K NIST
Vc 0.35 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 145.03 J/mol×K 340.84 Joback Calculated Property
Cp,liquid 178.36 J/mol×K 298.15 NIST
η 0.00 Pa×s 340.84 Joback Calculated Property
ΔfusH 8.88 kJ/mol 132.0 NIST
ΔfusH 8.88 kJ/mol 132.0 NIST
ΔfusH 8.88 kJ/mol 132.03 NIST
ΔvapH 32.20 kJ/mol 310.5 NIST
ΔfusS 67.24 J/mol×K 132.03 NIST

Molecular Descriptors

Joback and Reid Groups
-CH2- 2
-CH3 2
=CH- 2

Similar Compounds

2-Hexene. 2-Hexene, (E)-. 3-Heptene, (E)-. (Z)-3-Heptene. 3-Heptene. 1,5-Heptadiene, (E)-. 4-Octene, (Z)-. 1,5-Heptadiene, (Z)-. 4-Octene. 1,5-Heptadiene. 4-Octene, (E)-. 3-Hexene. 3-Hexene, (Z)-. 3-Hexene, (E)-. 2,6-Octadiene, (E,E)-.

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