Chemical Properties of Carbonic difluoride (CAS 353-50-4)

Carbonic difluoride

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InChI Key
Molecular Weight1
Other Names
  • COF2
  • Carbon difluoride oxide
  • Carbon fluoride oxide
  • Carbon fluoride oxide (COF2)
  • Carbon oxyfluoride
  • Carbon oxyfluoride (COF2)
  • Carbonyl difluoride
  • Carbonyl fluoride
  • Difluoroformaldehyde
  • Difluorooxomethane
  • Difluorophosgene
  • Fluophosgene
  • Fluoroformyl fluoride
  • Fluorophosgene
  • Rcra waste number U033
  • UN 2417

Physical Properties

Property Value Unit Source
PAff 666.70 kJ/mol NIST
BasG 637.00 kJ/mol NIST
Δf -561.00 kJ/mol Joback Calculated Property
Δfgas -640.60 ± 5.90 kJ/mol NIST
Δfgas -639.90 ± 1.00 kJ/mol NIST
Δf(+) ion 649.00 kJ/mol NIST
ΔfH(+) ion,0K 653.00 kJ/mol NIST
Δfus 6.10 kJ/mol Joback Calculated Property
Δvap 22.93 kJ/mol Joback Calculated Property
IE [13.02; 14.60] eV Show Hide
IE 13.04 ± 0.03 eV NIST
IE 13.04 ± 0.03 eV NIST
IE 13.04 eV NIST
IE 13.02 eV NIST
IE 13.20 ± 0.10 eV NIST
IE Outlier 14.60 ± 0.10 eV NIST
IE 13.60 eV NIST
logPoct/wat 1.05 Crippen Calculated Property
Pc 5560.87 kPa Joback Calculated Property
Tboil 190.00 K NIST
Tc 430.23 K Joback Calculated Property
Tfus 152.14 K Joback Calculated Property
Vc 0.13 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 44.14 J/mol×K 274.69 Joback Calculated Property
ΔfusH 6.70 kJ/mol 161.9 NIST
ΔsubH 23.20 kJ/mol 144.5 NIST
ΔvapH 20.00 kJ/mol 174.0 NIST

Molecular Descriptors

Joback and Reid Groups
-F 2
>C=O (nonring) 1

Similar Compounds

Methylene, difluoro-. Methane, difluoro-. Difluoromethyl radical. Carbonic chloride fluoride. Trifluoromethyl radical. Methane, trifluoro-. Carbon tetrafluoride. Trifluoromethanethiol. Ethane, 1,1-difluoro-. Methane, chlorodifluoro-. Methane, bromodifluoro-. Ethene, 1,1-difluoro-. Ethanal, trifluoro. Germane, (trifluoromethyl)-. Ethane, 1,1,1-trifluoro-.

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