Chemical Properties of (Z)-1,2-Difluoroethylene (CAS 1630-77-9)

(Z)-1,2-Difluoroethylene

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InChI
InChI=1S/C2H2F2/c3-1-2-4/h1-2H/b2-1-
InChI Key
WFLOTYSKFUPZQB-UPHRSURJSA-N
Formula
C2H2F2
SMILES
FC=CF
Molecular Weight1
64.03
CAS
1630-77-9
Other Names
  • Ethene, 1,2-difluoro-, (Z)-

Physical Properties

Property Value Unit Source
Δf -343.44 kJ/mol Joback Calculated Property
Δfgas -359.61 kJ/mol Joback Calculated Property
Δfus 7.30 kJ/mol Joback Calculated Property
Δvap 18.37 kJ/mol Joback Calculated Property
IE [10.10; 10.62] eV Show Hide
IE 10.20 eV NIST
IE 10.20 eV NIST
IE 10.10 eV NIST
IE 10.23 ± 0.02 eV NIST
IE 10.20 ± 0.02 eV NIST
IE 10.23 eV NIST
IE Outlier 10.62 ± 0.02 eV NIST
IE 10.44 ± 0.02 eV NIST
IE 10.41 ± 0.02 eV NIST
IE 10.43 eV NIST
log10WS -1.21 Crippen Calculated Property
logPoct/wat 1.397 Crippen Calculated Property
McVol 38.280 ml/mol McGowan Calculated Property
Pc 4769.39 kPa Joback Calculated Property
Inp 263.00 NIST
Tboil 247.86 K Joback Calculated Property
Tc 394.67 K Joback Calculated Property
Tfus 108.40 K Joback Calculated Property
Vc 0.164 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [46.61; 65.74] J/mol×K [247.86; 394.67] Show Hide
Cp,gas 46.61 J/mol×K 247.86 Joback Calculated Property
Cp,gas 50.21 J/mol×K 272.33 Joback Calculated Property
Cp,gas 53.63 J/mol×K 296.80 Joback Calculated Property
Cp,gas 56.89 J/mol×K 321.27 Joback Calculated Property
Cp,gas 59.99 J/mol×K 345.73 Joback Calculated Property
Cp,gas 62.94 J/mol×K 370.20 Joback Calculated Property
Cp,gas 65.74 J/mol×K 394.67 Joback Calculated Property

Similar Compounds

Ethene, trifluoro-. Ethene, fluoro-. (Z)-1-Chloro-2-fluoroethene. (E)-1-Chloro-2-fluoroethene. Ethene, 1-chloro-2-fluoro-. Ethene, 1,1-difluoro-. 1-Fluoropropenenitrile. Ethene, 1-chloro-1-fluoro-. Vinyl radical. Ethene, 2-chloro-1,1-difluoro-. 1-Bromo-2,2-difluoroethylene. (Z)-Ethylene-1,2-d2. Ethene, tetrafluoro-. Ethylene. Fluoromethylene.

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Sources

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