Trichloromonofluoromethane

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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-69.001kcal/molReviewChase, 1998Data last reviewed in June, 1970
Δfgas-66.4 ± 2.1kcal/molCmBaibuz, 1961ALS
Δfgas-64.1 ± 2.0kcal/molCcbWartenberg and Schiefer, 1955Reanalyzed by Cox and Pilcher, 1970, Original value = -67. kcal/mol; ALS
Δfgas-70. ± 4.kcal/molCmKirkbride and Davidson, 1954Von Wartenberg method; ALS
Quantity Value Units Method Reference Comment
gas,1 bar74.030cal/mol*KReviewChase, 1998Data last reviewed in June, 1970

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 600.600. to 6000.
A 8.14208925.39900
B 55.074310.297628
C -69.18160-0.069945
D 32.391210.005415
E -0.055512-0.886731
F -73.51451-79.32330
G 69.93791100.3520
H -69.00010-69.00010
ReferenceChase, 1998Chase, 1998
Comment Data last reviewed in June, 1970 Data last reviewed in June, 1970

Gas phase ion energetics 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 evaluated as indicated in comments:
L - Sharon G. Lias

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

Quantity Value Units Method Reference Comment
IE (evaluated)11.68 ± 0.13eVN/AN/AL

Electron affinity determinations

EA (eV) Method Reference Comment
<1.01572IMRBStaneke, Groothuis, et al., 1995Chloride transfer to MeSH observed.; B
1.10 ± 0.30NBIEDispert and Lacmann, 1978B

Ionization energy determinations

IE (eV) Method Reference Comment
11.73 ± 0.02PIKischlat and Morgner, 1985LBLHLM
11.46 ± 0.02PIWang and Leroi, 1983LBLHLM
11.77 ± 0.01PEChau and McDowell, 1975LLK
11.77 ± 0.02PIWatanabe, Nakayama, et al., 1962RDSH
11.76 ± 0.01PEJadrny, Karlsson, et al., 1977Vertical value; LLK
11.85PEJochims, Lohr, et al., 1976Vertical value; LLK
11.9PEDoucet, Sauvageau, et al., 1973Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
CCl+20.0 ± 0.22Cl+FPISchenk, Oertel, et al., 1979LLK
CCl+20.52Cl+FPIJochims, Lohr, et al., 1976LLK
CFCl+15.95 ± 0.05Cl2PISchenk, Oertel, et al., 1979LLK
CFCl+16.0Cl2PIJochims, Lohr, et al., 1976LLK
CFCl+16.02 ± 0.04Cl2PIAjello, Huntress, et al., 1976LLK
CFCl+17.1 ± 0.12ClEISyrvatka, Bel'ferman, et al., 1971LLK
CFCl+17.41 ± 0.15?EICurran, 1961RDSH
CCl2+17.0FClPIJochims, Lohr, et al., 1976LLK
CCl2+17.12 ± 0.04Cl+FPIAjello, Huntress, et al., 1976LLK
CFCl2+11.65ClPIJochims, Lohr, et al., 1976LLK
CFCl2+11.57 ± 0.04ClPIAjello, Huntress, et al., 1976LLK
CFCl2+11.97 ± 0.07ClEICurran, 1961RDSH
CCl3+13.50FPIJochims, Lohr, et al., 1976LLK
CCl3+13.25 ± 0.04FPIAjello, Huntress, et al., 1976LLK
CCl3+12.77 ± 0.15FEICurran, 1961RDSH
CF+15.61 ± 0.053ClPISchenk, Oertel, et al., 1979LLK
CF+15.7Cl2+ClPIJochims, Lohr, et al., 1976LLK
CF+18.353ClPIJochims, Lohr, et al., 1976LLK
Cl+13.7 ± 0.5F(-)+CCl2PISchenk, Oertel, et al., 1979LLK
Cl+15.2 ± 0.1F(-)+CCl2PISchenk, Oertel, et al., 1979LLK
Cl+15.6 ± 0.1Cl(-)+CFClPISchenk, Oertel, et al., 1979LLK

Vibrational and/or electronic energy levels

Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, 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:   C     Symmetry Number σ = 3


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

a1 1 CF str 1085  C 1085 S gas 1090 VW p gas
a1 2 CCl3 s-str 535  C 535 M gas 535 VS p gas
a1 3 CCl3 s-deform 350  C 350 VS gas 349 S p gas
e 4 CCl3 d-deform 847  C 847 VS gas 847 M dp gas
e 5 CF bend 394  C 401 VW gas 394 S dp gas
e 6 CCl3 d-deform 241  C 241 S dp gas

Source: Shimanouchi, 1972

Notes

VSVery strong
SStrong
MMedium
VWVery weak
pPolarized
dpDepolarized
C3~6 cm-1 uncertainty

References

Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, 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]

Baibuz, 1961
Baibuz, V.F., Explosion method and heat of formation of CF4, CFCl, CFCl3, and CCl4, Dokl. Phys. Chem. (Engl. Transl.), 1961, 140, 786-788, In original 1358. [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]

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

Staneke, Groothuis, et al., 1995
Staneke, P.O.; Groothuis, G.; Ingemann, S.; Nibbering, N.M.M., Formation, stability and structure of radical anions of chloroform, tetrachloromethane and fluorotrichloromethane in the gas phase, Int. J. Mass Spectrom. Ion Proc., 1995, 142, 1-2, 83, https://doi.org/10.1016/0168-1176(94)04127-S . [all data]

Dispert and Lacmann, 1978
Dispert, H.; Lacmann, K., Negative ion formation in collisions between potassium and fluoro- and chloromethanes: Electron affinities and bond dissociation energies, Int. J. Mass Spectrom. Ion Phys., 1978, 28, 49. [all data]

Kischlat and Morgner, 1985
Kischlat, W.; Morgner, H., Comparative study of He(23S)-penning ionization and He(I) photoionization of CF4, CCl4, and the chlorofluoromethanes by electron-ion coincidence, J. Electron Spectrosc. Relat. Phenom., 1985, 35, 273. [all data]

Wang and Leroi, 1983
Wang, F.C.-Y.; Leroi, G.E., Photoionization and fragmentation of halogenated methanes, Ann. Isr. Phys. Soc., 1983, 6, 210. [all data]

Chau and McDowell, 1975
Chau, F.T.; McDowell, C.A., Photoelectron spectra of fluorotribromomethane and fluorotrichloromethane, J. Electron Spectrosc. Relat. Phenom., 1975, 6, 357. [all data]

Watanabe, Nakayama, et al., 1962
Watanabe, K.; Nakayama, T.; Mottl, J., Ionization potentials of some molecules, J. Quant. Spectry. Radiative Transfer, 1962, 2, 369. [all data]

Jadrny, Karlsson, et al., 1977
Jadrny, R.; Karlsson, L.; Mattsson, L.; Siegbahn, K., Valence electron spectra of the chlorofluoromethanes CF3Cl, CF2Cl2 and CFCl3, Phys. Scr., 1977, 16, 235. [all data]

Jochims, Lohr, et al., 1976
Jochims, H.-W.; Lohr, W.; Baumgartel, H., Photoreactions of small organic molecules V. Absorption-, photoion- and resonancephotoelectron-spectra of CF3Cl, CF2Cl2, CFCl3 in the energy range 10-25 eV, Ber. Bunsen-Ges. Phys. Chem., 1976, 80, 130. [all data]

Doucet, Sauvageau, et al., 1973
Doucet, J.; Sauvageau, P.; Sandorfy, C., Vacuum ultraviolet and photoelectron spectra of fluoro-chloro derivatives of methane, J. Chem. Phys., 1973, 58, 3708. [all data]

Schenk, Oertel, et al., 1979
Schenk, H.; Oertel, H.; Baumgartel, H., Photoreactions of small organic molecules VII Photoionization studies on the ion-pair formation of the fluorochloromethanes CF2Cl2, CF3Cl, and CFCl3, Ber. Bunsen-Ges. Phys. Chem., 1979, 83, 683. [all data]

Ajello, Huntress, et al., 1976
Ajello, J.M.; Huntress, W.T., Jr.; Rayermann, P., A photoionization mass spectrometer study of CFCl3, CF2Cl2 and CF3Cl, J. Chem. Phys., 1976, 64, 4746. [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]

Curran, 1961
Curran, R.K., Positive and negative ion formation in CCl3F, J. Chem. Phys., 1961, 34, 2007. [all data]

Shimanouchi, 1972
Shimanouchi, T., Tables of Molecular Vibrational Frequencies Consolidated Volume II, J. Phys. Chem. Ref. Data, 1972, 6, 3, 993-1102. [all data]


Notes

Go To: Top, Gas phase thermochemistry data, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References