Ethene, tetrafluoro-

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Gas phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas-157.40kcal/molReviewChase, 1998Data last reviewed in June, 1969
Δfgas-157.9 ± 0.8kcal/molCmKolesov, Zenkov, et al., 1962Reanalyzed by Cox and Pilcher, 1970, Original value = -151.9 ± 0.8 kcal/mol; ALS
Δfgas-157.9 ± 0.8kcal/molChydNeugebauer and Margrave, 1956Reanalyzed by Cox and Pilcher, 1970, Original value = -151.9 ± 1.1 kcal/mol; ALS
Δfgas-164.kcal/molCcbWartenberg and Schiefer, 1955ALS
Δfgas-162. ± 1.kcal/molCmKirkbride and Davidson, 1954Von Wartenberg method; ALS
Quantity Value Units Method Reference Comment
gas,1 bar71.704cal/mol*KReviewChase, 1998Data last reviewed in June, 1969

Gas Phase Heat Capacity (Shomate Equation)

Cp° = A + B*t + C*t2 + D*t3 + E/t2
H° − H°298.15= A*t + B*t2/2 + C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 − E/(2*t2) + G
    Cp = heat capacity (cal/mol*K)
    H° = standard enthalpy (kcal/mol)
    S° = standard entropy (cal/mol*K)
    t = temperature (K) / 1000.

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Temperature (K) 298. to 1100.1100. to 6000.
A 10.4090031.06539
B 42.043000.404139
C -33.15801-0.081283
D 9.6453610.005604
E -0.091123-2.588920
F -162.4040-173.3520
G 72.6422199.70911
H -157.4000-157.4000
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in June, 1969 Data last reviewed in June, 1969

Reaction thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
B - John E. Bartmess
MS - José A. Martinho Simões
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

Chlorine anion + Ethene, tetrafluoro- = C2ClF4-

By formula: Cl- + C2F4 = C2ClF4-

Quantity Value Units Method Reference Comment
Δr>10.00kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; Entropy estimated. The experimental HOF of C2F4 has been quiestioned as being too positive: Curtiss, Raghavachari, et al., 7374, 11CHA/DEN; B
Quantity Value Units Method Reference Comment
Δr2.55kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; Entropy estimated. The experimental HOF of C2F4 has been quiestioned as being too positive: Curtiss, Raghavachari, et al., 7374, 11CHA/DEN; B

Bromine anion + Ethene, tetrafluoro- = C2BrF4-

By formula: Br- + C2F4 = C2BrF4-

Quantity Value Units Method Reference Comment
Δr7.10 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; The experimental HOF of C2F4 has been questioned as being too positive: Curtiss, Raghavachari, et al., 7374, 11CHA/DEN; B
Quantity Value Units Method Reference Comment
Δr2.33 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; The experimental HOF of C2F4 has been questioned as being too positive: Curtiss, Raghavachari, et al., 7374, 11CHA/DEN; B

C7CrF4O5 (g) = Ethene, tetrafluoro- (g) + C5CrO5 (g)

By formula: C7CrF4O5 (g) = C2F4 (g) + C5CrO5 (g)

Quantity Value Units Method Reference Comment
Δr19.7 ± 1.4kcal/molKinGWells, House, et al., 1994The reaction enthalpy relies on the measured activation energy and on the assumption of a negligible barrier for product recombination Wells, House, et al., 1994.; MS

C2ClF4- + 2Ethene, tetrafluoro- = C4ClF8-

By formula: C2ClF4- + 2C2F4 = C4ClF8-

Quantity Value Units Method Reference Comment
Δr6.60 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; B
Quantity Value Units Method Reference Comment
Δr1.83 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; B

C4ClF8- + 3Ethene, tetrafluoro- = C6ClF12-

By formula: C4ClF8- + 3C2F4 = C6ClF12-

Quantity Value Units Method Reference Comment
Δr6.30 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; B
Quantity Value Units Method Reference Comment
Δr0.64 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; B

C6ClF12- + 4Ethene, tetrafluoro- = C8ClF16-

By formula: C6ClF12- + 4C2F4 = C8ClF16-

Quantity Value Units Method Reference Comment
Δr6.00 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; B
Quantity Value Units Method Reference Comment
Δr0.04 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; B

C2BrF4- + 2Ethene, tetrafluoro- = C4BrF8-

By formula: C2BrF4- + 2C2F4 = C4BrF8-

Quantity Value Units Method Reference Comment
Δr6.00 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; B
Quantity Value Units Method Reference Comment
Δr0.93 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; B

Hydrogen bromide + Ethene, tetrafluoro- = 1-Bromo-1,1,2,2-tetrafluoroethane

By formula: HBr + C2F4 = C2HBrF4

Quantity Value Units Method Reference Comment
Δr-32.92 ± 0.18kcal/molCmLacher, Lea, et al., 1950gas phase; Heat of hydrobromination at 367°K; ALS

1,2-Diiodotetrafluoroethane = Ethene, tetrafluoro- + Iodine

By formula: C2F4I2 = C2F4 + I2

Quantity Value Units Method Reference Comment
Δr16.6 ± 0.5kcal/molEqkWu, Pickard, et al., 1975gas phase; Spectrophotometery at 298.15°K; ALS

Ethene, tetrafluoro- + Chlorine = Ethane, 1,2-dichloro-1,1,2,2-tetrafluoro-

By formula: C2F4 + Cl2 = C2Cl2F4

Quantity Value Units Method Reference Comment
Δr-57.32 ± 0.20kcal/molCmLacher, McKinley, et al., 1949gas phase; Chlorination at 90 C; ALS

Ethene, tetrafluoro- + 2Hydrogen = 2carbon + 4hydrogen fluoride

By formula: C2F4 + 2H2 = 2C + 4HF

Quantity Value Units Method Reference Comment
Δr-147.8 ± 1.1kcal/molChydNeugebauer and Margrave, 1956gas phase; ALS

Ethene, tetrafluoro- + Bromine = 1,2-Dibromotetrafluoroethane

By formula: C2F4 + Br2 = C2Br2F4

Quantity Value Units Method Reference Comment
Δr-38.48kcal/molCmLacher, Casali, et al., 1956gas phase; Heat of bromination; ALS

Ethene, tetrafluoro- + 4sodium = 4sodium fluoride + 2Carbon

By formula: C2F4 + 4Na = 4FNa + 2C

Quantity Value Units Method Reference Comment
Δr-385.0 ± 1.1kcal/molCmKolesov, Zenkov, et al., 1962gas phase; ALS

2Difluorochloromethane = Ethene, tetrafluoro- + 2Hydrogen chloride

By formula: 2CHClF2 = C2F4 + 2HCl

Quantity Value Units Method Reference Comment
Δr29.06kcal/molKinEdwards and Small, 1965gas phase; Corrected for CODATA value of ΔfH; ALS

2Ethene, tetrafluoro- = Cyclobutane, octafluoro-

By formula: 2C2F4 = C4F8

Quantity Value Units Method Reference Comment
Δr-50.3kcal/molEqkAtkinson and Trenwith, 1953gas phase; At 527-800 °K; ALS

Ethene, tetrafluoro- + 2fluorine = 2Tetrafluoromethane

By formula: C2F4 + 2F2 = 2CF4

Quantity Value Units Method Reference Comment
Δr-247.92kcal/molCcbDomalski and Armstrong, 1967solid phase; ALS

1,2-Dibromotetrafluoroethane = Ethene, tetrafluoro- + Bromine

By formula: C2Br2F4 = C2F4 + Br2

Quantity Value Units Method Reference Comment
Δr38.478kcal/molCmLacher, Casali, et al., 1956gas phase; ALS

Gas phase ion energetics data

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Ion clustering data, IR Spectrum, Mass spectrum (electron ionization), Vibrational and/or electronic energy levels, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data evaluated as indicated in comments:
L - Sharon G. Lias

Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

View reactions leading to C2F4+ (ion structure unspecified)

Quantity Value Units Method Reference Comment
IE (evaluated)10.14 ± 0.07eVN/AN/AL

Ionization energy determinations

IE (eV) Method Reference Comment
10.114 ± 0.010PIBuckley, Johnson, et al., 1995LL
10.14 ± 0.02PEBieri, Niessen, et al., 1981LLK
10.14PESell, Mintz, et al., 1978LLK
10.32PECullen, Frost, et al., 1972LLK
10.10PEBrundle, Robin, et al., 1972LLK
10.11PELake and Thompson, 1970RDSH
10.12 ± 0.01PIWalter, Lifshitz, et al., 1969RDSH
10.12PIBralsford, Harris, et al., 1960RDSH
10.69 ± 0.02PEBieri, Niessen, et al., 1981Vertical value; LLK
10.56 ± 0.02PESell and Kuppermann, 1979Vertical value; LLK
10.52PERobin, Taylor, et al., 1973Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
CF+13.76 ± 0.01CF3PIWalter, Lifshitz, et al., 1969RDSH
CF2+15.2 ± 0.1CF2EISyrvatka, Bel'ferman, et al., 1971LLK
CF2+14.63 ± 0.04CF2PIWalter, Lifshitz, et al., 1969RDSH
CF2+15.0 ± 0.3CF2EIZmbov, Uy, et al., 1968RDSH
CF2+15.26 ± 0.05CF2EIPottie, 1965RDSH
CF3+13.70 ± 0.02CFPIWalter, Lifshitz, et al., 1969RDSH
C2F3+15.84 ± 0.02FPIWalter, Lifshitz, et al., 1969RDSH
F+29.5 ± 1.0?EITikhomirov and Komarov, 1966RDSH

Ion clustering data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: John E. Bartmess

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

Bromine anion + Ethene, tetrafluoro- = C2BrF4-

By formula: Br- + C2F4 = C2BrF4-

Quantity Value Units Method Reference Comment
Δr7.10 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; The experimental HOF of C2F4 has been questioned as being too positive: Curtiss, Raghavachari, et al., 7374, 11CHA/DEN
Quantity Value Units Method Reference Comment
Δr2.33 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; The experimental HOF of C2F4 has been questioned as being too positive: Curtiss, Raghavachari, et al., 7374, 11CHA/DEN

C2BrF4- + 2Ethene, tetrafluoro- = C4BrF8-

By formula: C2BrF4- + 2C2F4 = C4BrF8-

Quantity Value Units Method Reference Comment
Δr6.00 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase
Quantity Value Units Method Reference Comment
Δr0.93 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase

C2ClF4- + 2Ethene, tetrafluoro- = C4ClF8-

By formula: C2ClF4- + 2C2F4 = C4ClF8-

Quantity Value Units Method Reference Comment
Δr6.60 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase
Quantity Value Units Method Reference Comment
Δr1.83 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase

C4ClF8- + 3Ethene, tetrafluoro- = C6ClF12-

By formula: C4ClF8- + 3C2F4 = C6ClF12-

Quantity Value Units Method Reference Comment
Δr6.30 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase
Quantity Value Units Method Reference Comment
Δr0.64 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase

C6ClF12- + 4Ethene, tetrafluoro- = C8ClF16-

By formula: C6ClF12- + 4C2F4 = C8ClF16-

Quantity Value Units Method Reference Comment
Δr6.00 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase
Quantity Value Units Method Reference Comment
Δr0.04 ± 0.50kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase

Chlorine anion + Ethene, tetrafluoro- = C2ClF4-

By formula: Cl- + C2F4 = C2ClF4-

Quantity Value Units Method Reference Comment
Δr>10.00kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; Entropy estimated. The experimental HOF of C2F4 has been quiestioned as being too positive: Curtiss, Raghavachari, et al., 7374, 11CHA/DEN
Quantity Value Units Method Reference Comment
Δr2.55kcal/molTDAsHiraoka, Mochizuki, et al., 2008gas phase; Entropy estimated. The experimental HOF of C2F4 has been quiestioned as being too positive: Curtiss, Raghavachari, et al., 7374, 11CHA/DEN

IR Spectrum

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Data compiled by: Coblentz Society, Inc.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director


Mass spectrum (electron ionization)

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Mass spectrum
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Additional Data

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
NIST MS number 19857

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Vibrational and/or electronic energy levels

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, Mass spectrum (electron ionization), References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Takehiko Shimanouchi

Symmetry:   D2h     Symmetry Number σ = 4


 Sym.   No   Approximate   Selected Freq.  Infrared   Raman   Comments 
 Species   type of mode   Value   Rating   Value  Phase  Value  Phase

ag 1 CC str 1872  C  ia 1872 M p gas
ag 2 CF2 s-str 778  C  ia 777.9 S p gas
ag 3 CF2 scis 394  C  ia 394 W p gas
au 4 CF2 twist 190  E  ia  ia CF
b1g 5 CF2 a-str 1340  D  ia 1340 VW gas
b1g 6 CF2 rock 551  D  ia 551 M liq.
b1u 7 CF2 wag 406  C 406 S gas  ia
b2g 8 CF2 wag 508  D  ia 508 S liq.
b2u 9 CF2 a-str 1337  C 1337 S gas  ia
b2u 10 CF2 rock 218  C 218 S gas  ia
b3u 11 CF2 s-str 1186  C 1186 S gas  ia
b3u 12 CF2 scis 558  C 558 S gas  ia

Source: Shimanouchi, 1972

Notes

SStrong
MMedium
WWeak
VWVery weak
iaInactive
pPolarized
CFCalculated frequency
C3~6 cm-1 uncertainty
D6~15 cm-1 uncertainty
E15~30 cm-1 uncertainty

References

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, Mass spectrum (electron ionization), Vibrational and/or electronic energy levels, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Chase, 1998
Chase, M.W., Jr., NIST-JANAF Themochemical Tables, Fourth Edition, J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]

Kolesov, Zenkov, et al., 1962
Kolesov, V.P.; Zenkov, I.D.; Skuratov, S.M., The standard enthalpy of formation of tetrafluoroethylene, Russ. J. Phys. Chem. (Engl. Transl.), 1962, 36, 45-47. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Neugebauer and Margrave, 1956
Neugebauer, C.A.; Margrave, J.L., The heats of formation of tetrafluoroethylene, tetrafluoromethane and 1,1-difluoroethylene, J. Phys. Chem., 1956, 60, 1318-1321. [all data]

Wartenberg and Schiefer, 1955
Wartenberg, H.V.; Schiefer, J., Bildungswarmen von fluor-chlor-kohlenstoff-verbindungen, Z. Anorg. Chem., 1955, 278, 326-332. [all data]

Kirkbride and Davidson, 1954
Kirkbride, F.W.; Davidson, F.G., Heats of formation of gaseous fluoro- and fluorochloro-carbons, Nature (London), 1954, 174, 79-80. [all data]

Hiraoka, Mochizuki, et al., 2008
Hiraoka, K.; Mochizuki, N.; Wada, A.; Okada, H.; Ichikawa, T.; Asakawa, D.; Yazawa, I., Gas-phase ion/molecule reactions in C2F4, Int. J. Mass Spectrom., 2008, 272, 1, 22-28, https://doi.org/10.1016/j.ijms.2007.12.013 . [all data]

Curtiss, Raghavachari, et al., 7374
Curtiss, L.A.; Raghavachari, K.; Redfern, P.C.; Pople, J.A., Assesment of Gaussian-3 and density Functional Theories for a larger experimental test set, J. Chem. Phys. 112 (2000), 7374. [all data]

Wells, House, et al., 1994
Wells, J.R.; House, P.G.; Weitz, E., J. Phys. Chem., 1994, 98, 8343. [all data]

Lacher, Lea, et al., 1950
Lacher, J.R.; Lea, K.R.; Walden, C.H.; Olson, G.G.; Park, J.D., Reaction heats of organic fluorine compounds. III. The vapor phase heats of hydrobromination of some simple fluoroolefins, J. Am. Chem. Soc., 1950, 72, 3231-3234. [all data]

Wu, Pickard, et al., 1975
Wu, E.C.; Pickard, J.M.; Rodgers, A.S., Thermochemistry of the gas-phase reaction tetrafluoroethylene + iodine = 1,2-diiodoperfluoroethane. Heat of formation of 1,2-diiodoperfluoroethane and of iodoperfluoroethane, J. Phys. Chem., 1975, 79, 1078-1081. [all data]

Lacher, McKinley, et al., 1949
Lacher, J.R.; McKinley, J.J.; Snow, C.M.; Michel, L.; Nelson, G.; Park, J.D., Reaction heats of organic fluorine compounds. I. Apparatus and the heat of chlorination of tetrafluoroethylene, J. Am. Chem. Soc., 1949, 71, 1330-1334. [all data]

Lacher, Casali, et al., 1956
Lacher, J.R.; Casali, L.; Park, J.D., Reaction heats of organic halogen compounds V. The vapor phase bromination of tetrafluoroethylene and trifluorochloroethylene, J. Phys. Chem., 1956, 60, 608-610. [all data]

Edwards and Small, 1965
Edwards, J.W.; Small, P.A., Kinetics of the pyrolysis of chlorodifluoromethane, Ind. Eng. Chem. Fundam., 1965, 4, 396-400. [all data]

Atkinson and Trenwith, 1953
Atkinson, B.; Trenwith, A.B., 424. The thermal decomposition of tetrafluorethylene, J. Chem. Soc. London, 1953, 2082-2087. [all data]

Domalski and Armstrong, 1967
Domalski, E.S.; Armstrong, G.T., The heats of combustion of polytetrafluoroethylene (teflon) and graphite in elemental fluorine, J. Res. NBS, 1967, 71, 105-118. [all data]

Buckley, Johnson, et al., 1995
Buckley, T.J.; Johnson, R.D.; Huie, R.E.; Zhang, Z.; Kuo, S.C.; Klemm, R.B., Ionization energies, appearance energies, and thermochemistry of CF2O and FCO, J. Phys. Chem., 1995, 99, 4879. [all data]

Bieri, Niessen, et al., 1981
Bieri, G.; Niessen, W.V.; Asbrink, L.; Svensson, A., The He(II) photoelectron spectra of the fluorosubstituted ethylenes and their analysis by the green's function method, Chem. Phys., 1981, 60, 61. [all data]

Sell, Mintz, et al., 1978
Sell, J.A.; Mintz, D.M.; Kupperman, A., Photoelectron angular distributions of carbon-carbon π electrons in ethylene, benzene, and their fluorinated derivatives, Chem. Phys. Lett., 1978, 58, 601. [all data]

Cullen, Frost, et al., 1972
Cullen, W.R.; Frost, D.C.; Leeder, W.R., The ultraviolet and photoelectron spectra of some unsaturated fluorocarbon derivatives, J. Fluorine Chem., 1972, 1, 227. [all data]

Brundle, Robin, et al., 1972
Brundle, C.R.; Robin, M.B.; Kuebler, N.A.; Basch, H., Perfluoro effect in photoelectron spectroscopy. I. Nonaromatic molecules, J. Am. Chem. Soc., 1972, 94, 1451. [all data]

Lake and Thompson, 1970
Lake, R.F.; Thompson, H., Photoelectron spectra of halogenated ethylenes, Proc. Roy. Soc. (London), 1970, A315, 323. [all data]

Walter, Lifshitz, et al., 1969
Walter, T.A.; Lifshitz, C.; Chupka, W.A.; Berkowitz, J., Mass-spectrometric study of the photoionization of C2F4 and CF4, J. Chem. Phys., 1969, 51, 3531. [all data]

Bralsford, Harris, et al., 1960
Bralsford, R.; Harris, P.V.; Price, W.C., The effect of fluorine on the electronic spectra and ionization potentials of molecules, Proc. Roy. Soc. (London), 1960, A258, 459. [all data]

Sell and Kuppermann, 1979
Sell, J.A.; Kuppermann, A., Variable angle photoelectron spectroscopy of the fluoroethylenes, J. Chem. Phys., 1979, 71, 4703. [all data]

Robin, Taylor, et al., 1973
Robin, M.B.; Taylor, G.N.; Kuebler, N.A.; Bach, R.D., Planarity of the carbon skeleton in various alkylated olefins, J. Org. Chem., 1973, 38, 1049. [all data]

Syrvatka, Bel'ferman, et al., 1971
Syrvatka, B.G.; Bel'ferman, A.L.; Gil'burd, M.M.; Moin, F.B., Determination of the dissociation energy of the double bond in some fluorochloro-substituted ethylenes and their ions by electron bombardment, J. Org. Chem. USSR, 1971, 7, 8, In original 9. [all data]

Zmbov, Uy, et al., 1968
Zmbov, K.F.; Uy, M.; Margrave, J.L., Mass spectrometric study of the high-temperature equilibrium C2F4 = 2CF2 and the heat of formation of the CF2 radical, J. Am. Chem. Soc., 1968, 90, 5090. [all data]

Pottie, 1965
Pottie, R.F., Ionization potential and heat of formation of the difluoromethylene radical, J. Chem. Phys., 1965, 42, 2607. [all data]

Tikhomirov and Komarov, 1966
Tikhomirov, M.V.; Komarov, V.N., Effect of the surface on the mass spectrum of tetrafluoroethylene and the appearance potential of F+, Zh. Fiz. Khim., 1966, 40, 1392, In original 751. [all data]

Shimanouchi, 1972
Shimanouchi, T., Tables of Molecular Vibrational Frequencies Consolidated Volume I, National Bureau of Standards, 1972, 1-160. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Gas phase ion energetics data, Ion clustering data, IR Spectrum, Mass spectrum (electron ionization), Vibrational and/or electronic energy levels, References