Chemical Properties of Tetrafluoromethane (CAS 75-73-0)

Tetrafluoromethane

InChI
InChI=1S/CF4/c2-1(3,4)5
InChI Key
TXEYQDLBPFQVAA-UHFFFAOYSA-N
Formula
CF4
SMILES
FC(F)(F)F
Molecular Weight1
88.00
CAS
75-73-0
Other Names
  • Arcton 0
  • CF4
  • CFC 14
  • Carbon fluoride
  • Carbon fluoride (CF4)
  • F 14
  • FC 14
  • Freon 14
  • Halocarbon 14
  • Halon 14
  • Methane, tetrafluo-
  • Methane, tetrafluoro-
  • R 14
  • R 14 (Refrigerant)
  • R-14
  • Refrigerant 14
  • Refrigerant R 14
  • Tetrafluoromethane [R14]
  • UN 1982
  • carbon tetrafluoride
  • perfluoromethane
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Physical Properties

Property Value Unit Source
ω 0.1760 PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
PAff 529.30 kJ/mol NIST
BasG 503.70 kJ/mol NIST
ΔcH°liquid [-2222.30; -1519.89] kJ/mol Show Hide
ΔcH°liquid -1519.89 kJ/mol NIST
ΔcH°liquid -2222.30 kJ/mol NIST
εr 1.00 NCMS SOLV-DB
ΔfG° -818.86 kJ/mol Joback Calculated Property
ΔfH°gas [-953.40; -678.00] kJ/mol Show Hide
ΔfH°gas -933.38 ± 0.27 kJ/mol Active Thermochemical Tables 1.112, gas-phase enthalpies of formation Compiled value
ΔfH°gas -933.00 kJ/mol NIST
ΔfH°gas -933.20 ± 0.80 kJ/mol NIST
ΔfH°gas -933.20 ± 0.75 kJ/mol NIST
ΔfH°gas -953.40 ± 1.60 kJ/mol NIST
ΔfH°gas -934.00 ± 2.00 kJ/mol NIST
ΔfH°gas -920.90 ± 5.90 kJ/mol NIST
ΔfH°gas -917.10 ± 9.60 kJ/mol NIST
ΔfH°gas -908.80 ± 5.00 kJ/mol NIST
ΔfH°gas -913.40 kJ/mol NIST
ΔfH°gas -922.20 kJ/mol NIST
ΔfH°gas -912.00 ± 8.00 kJ/mol NIST
ΔfH°gas Outlier -678.00 ± 8.00 kJ/mol NIST
ΔfusH° 3.25 kJ/mol Joback Calculated Property
ΔvapH° 11.67 kJ/mol NCMS SOLV-DB
IE [14.70; 16.50] eV Show Hide
IE 14.70 eV NIST
IE 16.20 ± 0.10 eV NIST
IE 15.30 eV NIST
IE 16.20 eV NIST
IE 14.70 eV NIST
IE 16.50 eV NIST
IE 15.70 eV NIST
IE 16.20 eV NIST
IE 16.26 eV NIST
IE 16.25 ± 0.04 eV NIST
IE 16.20 eV NIST
log10WS -0.09 Relay (1.0) Calculated Property
logPoct/wat 1.180 NCMS SOLV-DB
McVol 32.030 ml/mol McGowan Calculated Property
Pc [3680.00; 3745.00] kPa Show Hide
Pc 3680.00 kPa IUPAC Vapor-Liquid Critical Properties of Elements and Compounds, part 10 Compiled value
Pc 3738.89 kPa PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Pc 3745.00 ± 10.00 kPa NIST
Ptriple 0.11 ± 0.00 kPa Staveley, Lobo and Calado (1981), triple points Compiled value
ρc 629.67 ± 0.88 kg/m3 NIST
Inp 82.00 NIST
S°liquid 143.97 J/mol×K NIST
Tboil [145.00; 145.35] K Show Hide
Tboil 145.35 K NCMS SOLV-DB
Tboil 145.00 K NIST
Tboil 145.12 ± 0.05 K NIST
Tboil 145.00 ± 1.50 K NIST
Tboil 145.00 ± 3.00 K NIST
Tboil 145.10 ± 0.50 K NIST
Tboil 145.10 ± 0.30 K NIST
Tboil 145.10 ± 0.50 K NIST
Tboil 145.15 ± 0.20 K NIST
Tboil 145.35 ± 0.50 K NIST
Tc [227.50; 227.50] K Show Hide
Tc 227.50 K IUPAC Vapor-Liquid Critical Properties of Elements and Compounds, part 10 Compiled value
Tc 227.50 K PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Tc 227.50 ± 0.10 K NIST
Tc 227.50 ± 0.02 K NIST
Tfus [86.85; 89.55] K Show Hide
Tfus 89.35 K Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) Compiled value
Tfus 89.55 K NCMS SOLV-DB
Tfus 89.00 ± 1.50 K NIST
Tfus 89.50 ± 0.50 K NIST
Tfus 86.85 ± 1.00 K NIST
Ttriple [88.44; 89.57] K Show Hide
Ttriple 89.57 K Staveley, Lobo and Calado (1981), triple points Compiled value
Ttriple 89.53 ± 0.02 K NIST
Ttriple 89.56 ± 0.01 K NIST
Ttriple 89.52 ± 0.00 K NIST
Ttriple 89.56 ± 0.02 K NIST
Ttriple 89.54 ± 0.00 K NIST
Ttriple Outlier 88.44 ± 1.00 K NIST
Ttriple 89.55 ± 0.30 K NIST
Vc [0.140; 0.142] m3/kmol Show Hide
Vc 0.142 m3/kmol IUPAC Vapor-Liquid Critical Properties of Elements and Compounds, part 10 Compiled value
Vc 0.140 m3/kmol PSRK revision IV (2005), critical constants and acentric factors of 1000 components Compiled value
Vc 0.142 ± 800.000 m3/kmol NIST
Zc 0.2760000 IUPAC Vapor-Liquid Critical Properties of Elements and Compounds, part 10 Compiled value

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,liquid 80.08 J/mol×K 145.00 NIST
η 0.0000170 Pa×s 298.15 NCMS SOLV-DB
ΔfusH [0.69; 1.73] kJ/mol [76.10; 89.56] Show Hide
ΔfusH 1.73 kJ/mol 76.10 NIST
ΔfusH 1.46 kJ/mol 76.10 NIST
ΔfusH 1.71 kJ/mol 76.27 NIST
ΔfusH 0.69 kJ/mol 88.40 NIST
ΔfusH 0.71 kJ/mol 89.50 NIST
ΔfusH 0.71 kJ/mol 89.56 NIST
ΔfusH 0.71 kJ/mol 89.56 NIST
ΔsubH [14.00; 17.00] kJ/mol [76.00; 87.50] Show Hide
ΔsubH 17.00 kJ/mol 76.00 NIST
ΔsubH 14.00 kJ/mol 83.00 NIST
ΔsubH 14.70 kJ/mol 87.50 NIST
ΔvapH [11.81; 12.80] kJ/mol [119.50; 211.00] Show Hide
ΔvapH 12.80 kJ/mol 119.50 NIST
ΔvapH 12.30 kJ/mol 126.00 NIST
ΔvapH 12.40 kJ/mol 131.00 NIST
ΔvapH 11.81 kJ/mol 145.12 NIST
ΔvapH 11.90 kJ/mol 178.50 NIST
ΔvapH 12.10 kJ/mol 211.00 NIST
Pvap [171.92; 2163.00] kPa [153.23; 210.03] Show Hide
Pvap 171.92 kPa 153.23 Vapor-liquid and vapor-liquid-liquid equilibrium measurements and correlation of the binary mixtures 2,3,3,3-tetrafluoroprop-1-ene (R1234yf) p (tetrafluoromethane (R14), trifluoromethane (R23), octafluoropropane (R218), nitrogen (R728) and argon (R740)) and ethane (R170) p trifluoromethane (R23)
Pvap 243.00 kPa 159.61 Vapor-Liquid Equilibrium Data of the Methane + Tetrafluoromethane System at Temperatures from (159.61 to 178.93) K
Pvap 269.00 kPa 161.58 Vapor-Liquid Equilibrium Data of the Methane + Tetrafluoromethane System at Temperatures from (159.61 to 178.93) K
Pvap 431.00 kPa 169.38 Vapor-Liquid Equilibrium Data of the Methane + Tetrafluoromethane System at Temperatures from (159.61 to 178.93) K
Pvap 517.00 kPa 173.90 Vapor-Liquid Equilibrium Data of the Methane + Tetrafluoromethane System at Temperatures from (159.61 to 178.93) K
Pvap 651.00 kPa 178.93 Vapor-Liquid Equilibrium Data of the Methane + Tetrafluoromethane System at Temperatures from (159.61 to 178.93) K
Pvap 679.00 kPa 179.68 Isothermal Vapor-Liquid Equilibrium Data for Tetrafluoromethane + Ethane over a Temperature Range from (179.68 to 210.03) K
Pvap 1058.00 kPa 190.14 Isothermal Vapor-Liquid Equilibrium Data for Tetrafluoromethane + Ethane over a Temperature Range from (179.68 to 210.03) K
Pvap 1205.31 kPa 193.43 Vapor-liquid and vapor-liquid-liquid equilibrium measurements and correlation of the binary mixtures 2,3,3,3-tetrafluoroprop-1-ene (R1234yf) p (tetrafluoromethane (R14), trifluoromethane (R23), octafluoropropane (R218), nitrogen (R728) and argon (R740)) and ethane (R170) p trifluoromethane (R23)
Pvap 1575.00 kPa 200.68 Isothermal Vapor-Liquid Equilibrium Data for Tetrafluoromethane + Ethane over a Temperature Range from (179.68 to 210.03) K
Pvap 2163.00 kPa 210.03 Isothermal Vapor-Liquid Equilibrium Data for Tetrafluoromethane + Ethane over a Temperature Range from (179.68 to 210.03) K
n0 1.15100 298.15 NCMS SOLV-DB
ΔfusS [7.70; 22.43] J/mol×K [76.10; 89.56] Show Hide
ΔfusS 21.40 J/mol×K 76.10 NIST
ΔfusS 19.20 J/mol×K 76.10 NIST
ΔfusS 22.43 J/mol×K 76.27 NIST
ΔfusS 7.70 J/mol×K 88.40 NIST
ΔfusS 7.90 J/mol×K 89.50 NIST
ΔfusS 7.95 J/mol×K 89.56 NIST
γ 0.00 N/m 298.15 NCMS SOLV-DB
ΔvapS 81.41 J/mol×K 145.12 NIST

Correlations

Property Value Unit Temperature (K) Source
Cp,gas [61.02; 98.82] J/mol×K [298.00; 1000.00] NIST Show Hide
EquationY = A + B·t + C·t² + D·t³ + E/t², t = T/1000
Y is Cp,gas in J/mol×K, T in K
Coefficient A1.59678e+01
Coefficient B2.10332e+02
Coefficient C-1.89466e+02
Coefficient D6.22023e+01
Coefficient E-2.17317e-01
ReferenceChase, 1998
CommentF=-946.4877, G=224.6766, H=-933.1994; Data last reviewed in June, 1969
Temperature range, min.298.00
Temperature range, max.1000.00
Cp,gas 61.02 J/mol×K 298.00 Calculated Property
Cp,gas 70.04 J/mol×K 376.00 Calculated Property
Cp,gas 77.17 J/mol×K 454.00 Calculated Property
Cp,gas 82.84 J/mol×K 532.00 Calculated Property
Cp,gas 87.30 J/mol×K 610.00 Calculated Property
Cp,gas 90.79 J/mol×K 688.00 Calculated Property
Cp,gas 93.50 J/mol×K 766.00 Calculated Property
Cp,gas 95.62 J/mol×K 844.00 Calculated Property
Cp,gas 97.33 J/mol×K 922.00 Calculated Property
Cp,gas 98.82 J/mol×K 1000.00 Calculated Property
Cp,gas [98.75; 107.81] J/mol×K [1000.00; 6000.00] NIST Show Hide
EquationY = A + B·t + C·t² + D·t³ + E/t², t = T/1000
Y is Cp,gas in J/mol×K, T in K
Coefficient A1.06222e+02
Coefficient B1.07612e+00
Coefficient C-2.23192e-01
Coefficient D1.57530e-02
Coefficient E-8.34068e+00
ReferenceChase, 1998
CommentF=-987.7755, G=355.9764, H=-933.1994; Data last reviewed in June, 1969
Temperature range, min.1000.00
Temperature range, max.6000.00
Cp,gas 98.75 J/mol×K 1000.00 Calculated Property
Cp,gas 103.97 J/mol×K 1555.56 Calculated Property
Cp,gas 105.78 J/mol×K 2111.11 Calculated Property
Cp,gas 106.63 J/mol×K 2666.67 Calculated Property
Cp,gas 107.10 J/mol×K 3222.22 Calculated Property
Cp,gas 107.37 J/mol×K 3777.78 Calculated Property
Cp,gas 107.53 J/mol×K 4333.33 Calculated Property
Cp,gas 107.64 J/mol×K 4888.89 Calculated Property
Cp,gas 107.73 J/mol×K 5444.44 Calculated Property
Cp,gas 107.81 J/mol×K 6000.00 Calculated Property
Property Value Unit Temperature (K) Source
Pvap [1.33; 3735.12] kPa [103.48; 227.51] The Yaws Handbook of Vapor Pressure Show Hide
Equationln(Y) = A + B/(T + C)
Y is Pvap in kPa, T in K
Coefficient A1.39902e+01
Coefficient B-1.23425e+03
Coefficient C-1.34020e+01
Temperature range, min.103.48
Temperature range, max.227.51
Pvap 1.33 kPa 103.48 Calculated Property
Pvap 8.22 kPa 117.26 Calculated Property
Pvap 33.06 kPa 131.04 Calculated Property
Pvap 99.34 kPa 144.82 Calculated Property
Pvap 242.24 kPa 158.60 Calculated Property
Pvap 506.11 kPa 172.39 Calculated Property
Pvap 940.15 kPa 186.17 Calculated Property
Pvap 1593.69 kPa 199.95 Calculated Property
Pvap 2512.34 kPa 213.73 Calculated Property
Pvap 3735.12 kPa 227.51 Calculated Property
Pvap [13.18; 47.88] kPa [121.59; 135.39] NIST Show Hide
Equationln(Y) = A + B/(T + C)
Y is Pvap in kPa, T in K
Coefficient A1.22504e+01
Coefficient B-8.67421e+02
Coefficient C-3.19010e+01
ReferenceRegnier, 1972
CommentCoefficents calculated by NIST from author's data.
Temperature range, min.121.59
Temperature range, max.135.39
Pvap 13.18 kPa 121.59 Calculated Property
Pvap 15.51 kPa 123.12 Calculated Property
Pvap 18.15 kPa 124.66 Calculated Property
Pvap 21.13 kPa 126.19 Calculated Property
Pvap 24.48 kPa 127.72 Calculated Property
Pvap 28.24 kPa 129.26 Calculated Property
Pvap 32.42 kPa 130.79 Calculated Property
Pvap 37.06 kPa 132.32 Calculated Property
Pvap 42.21 kPa 133.86 Calculated Property
Pvap 47.88 kPa 135.39 Calculated Property
Pvap [0.09; 1.11] kPa [89.71; 101.46] NIST Show Hide
Equationln(Y) = A + B/(T + C)
Y is Pvap in kPa, T in K
Coefficient A6.06687e+00
Coefficient B-2.38497e+02
Coefficient C-6.14610e+01
ReferenceSmith and Pace, 1969
CommentCoefficents calculated by NIST from author's data.
Temperature range, min.89.71
Temperature range, max.101.46
Pvap 0.09 kPa 89.71 Calculated Property
Pvap 0.13 kPa 91.02 Calculated Property
Pvap 0.19 kPa 92.32 Calculated Property
Pvap 0.26 kPa 93.63 Calculated Property
Pvap 0.35 kPa 94.93 Calculated Property
Pvap 0.45 kPa 96.24 Calculated Property
Pvap 0.58 kPa 97.54 Calculated Property
Pvap 0.73 kPa 98.85 Calculated Property
Pvap 0.91 kPa 100.15 Calculated Property
Pvap 1.11 kPa 101.46 Calculated Property
Pvap [0.20; 106.65] kPa [92.51; 145.87] NIST Show Hide
Equationln(Y) = A + B/(T + C)
Y is Pvap in kPa, T in K
Coefficient A1.42028e+01
Coefficient B-1.28166e+03
Coefficient C-1.14300e+01
ReferenceMenzel and Mohry, 1933
CommentCoefficents calculated by NIST from author's data.
Temperature range, min.92.51
Temperature range, max.145.87
Pvap 0.20 kPa 92.51 Calculated Property
Pvap 0.59 kPa 98.44 Calculated Property
Pvap 1.51 kPa 104.37 Calculated Property
Pvap 3.45 kPa 110.30 Calculated Property
Pvap 7.19 kPa 116.23 Calculated Property
Pvap 13.84 kPa 122.15 Calculated Property
Pvap 24.93 kPa 128.08 Calculated Property
Pvap 42.41 kPa 134.01 Calculated Property
Pvap 68.70 kPa 139.94 Calculated Property
Pvap 106.65 kPa 145.87 Calculated Property

Similar Compounds

Trifluoromethyl radical. Methylene, difluoro-. Methane, trifluoroiodo-. Chlorotrifluoromethane. Methane, trifluoro-. Bromotrifluoromethane. Trifluoromethylisocyanide. Carbonic difluoride. Difluoromethyl radical. Ethene, tetrafluoro-. Fluoromethylidyne. Methanethiol, trifluoro-. Acetonitrile, trifluoro-. Methanesulfenyl chloride, trifluoro-. Ethane, hexafluoro-.

Find more compounds similar to Tetrafluoromethane.

Mixtures

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