1,1,1-Trifluoro-2-iodoethane


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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δfgas-648.7 ± 3.9kJ/molEqkWu and Rodgers, 1974Reanalyzed by Kolesov and Papina, 1983, Original value = -646. ± 3. kJ/mol

Phase change 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: Robert L. Brown and Stephen E. Stein

Quantity Value Units Method Reference Comment
Tboil328. to 329.KN/APCR Inc., 1990 
Tboil327.7KN/AWeast and Grasselli, 1989 

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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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Individual Reactions

Ethane, 1,1,1-trifluoro- + Iodine = Hydrogen iodide + 1,1,1-Trifluoro-2-iodoethane

By formula: C2H3F3 + I2 = HI + C2H2F3I

Quantity Value Units Method Reference Comment
Δr-64. ± 2.kJ/molEqkWu and Rodgers, 1974gas phase; Heat of formation Unpublished results by B.J. Zwolinski

2-Bromo-1,1,1-trifluoroethane + Iodine = 1,1,1-Trifluoro-2-iodoethane + iodine bromide

By formula: C2H2BrF3 + I2 = C2H2F3I + BrI

Quantity Value Units Method Reference Comment
Δr28. ± 2.kJ/molEqkBuckley, Ford, et al., 1980gas phase; GLC;hf298_gas[kcal/mol]=-166.8±1.1; Kolesov and Papina, 1983

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

Ionization energy determinations

IE (eV) Method Reference Comment
9.998SBoschi and Salahub, 1972LLK
10.00 ± 0.01PIWatanabe, Nakayama, et al., 1962RDSH

References

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

Wu and Rodgers, 1974
Wu, E.; Rodgers, A.S., Thermochemistry of gas-phase equilibrium CF3CH3 + I2 = CF3CH2I + HI. The carbon-hydrogen bond dissociation energy in 1,1,1-trifluoroethane and the heat of formation of the 2,2,2-trifluoroethyl radical, J. Phys. Chem., 1974, 78, 2315-2317. [all data]

Kolesov and Papina, 1983
Kolesov, V.P.; Papina, T.S., Thermochemistry of Haloethanes, Russ. Chem. Rev., 1983, 52, 425. [all data]

PCR Inc., 1990
PCR Inc., Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Buckley, Ford, et al., 1980
Buckley, G.S.; Ford, W.G.F.; Rodgers, A.S., The thermochemistry of the gas phase reaction: CF3CH2Br + I2 = CF3CH2I + IBr. Polarity effects in thermochemistry, Thermochim. Acta, 1980, 42, 349-355. [all data]

Boschi and Salahub, 1972
Boschi, R.A.; Salahub, D.R., The far ultra-violet spectra of some branched chain iodo-alkanes, iodo-cycloalkanes, fluoro-iodoalkanes and iodo-alkenes, Mol. Phys., 1972, 24, 735. [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]


Notes

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