Benzenamine, 2,3,4,5,6-pentafluoro-

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Condensed 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: Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
solid,1 bar58.850cal/mol*KN/APaukov, Lavrent'eva, et al., 1969crystaline, I phase

Constant pressure heat capacity of solid

Cp,solid (cal/mol*K) Temperature (K) Reference Comment
55.160298.15Paukov, Lavrent'eva, et al., 1969crystaline, I phase; T = 12 to 320 K.

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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
CAL - James S. Chickos, William E. Acree, Jr., Joel F. Liebman, Students of Chem 202 (Introduction to the Literature of Chemistry), University of Missouri -- St. Louis
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Tboil426.KN/APCR Inc., 1990BS
Tboil426.7KN/AWeast and Grasselli, 1989BS
Quantity Value Units Method Reference Comment
Ttriple306.75KN/APaukov, Lavrent'eva, et al., 1969, 2Crystal phase 1 phase; Uncertainty assigned by TRC = 0.03 K; TRC

Enthalpy of fusion

ΔfusH (kcal/mol) Temperature (K) Reference Comment
3.411306.8Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (cal/mol*K) Temperature (K) Reference Comment
3.277287.4Domalski and Hearing, 1996CAL
11.12306.8

Enthalpy of phase transition

ΔHtrs (kcal/mol) Temperature (K) Initial Phase Final Phase Reference Comment
0.9419287.4crystaline, IIcrystaline, IPaukov, Lavrent'eva, et al., 1969DH
3.4099306.75crystaline, IliquidPaukov, Lavrent'eva, et al., 1969DH

Entropy of phase transition

ΔStrs (cal/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
3.277287.4crystaline, IIcrystaline, IPaukov, Lavrent'eva, et al., 1969DH
11.12306.75crystaline, IliquidPaukov, Lavrent'eva, et al., 1969DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


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: John E. Bartmess

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

C6HF5N- + Hydrogen cation = Benzenamine, 2,3,4,5,6-pentafluoro-

By formula: C6HF5N- + H+ = C6H2F5N

Quantity Value Units Method Reference Comment
Δr348.6 ± 2.1kcal/molG+TSKoppel, Taft, et al., 1994gas phase
Quantity Value Units Method Reference Comment
Δr341.3 ± 2.0kcal/molIMREKoppel, Taft, et al., 1994gas phase

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:
B - John E. Bartmess
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

Ionization energy determinations

IE (eV) Method Reference Comment
8.40 ± 0.02PEMaier and Turner, 1973LLK
8.60PEDebies and Rabalais, 1973LLK
8.90PEFurin, Sultanov, et al., 1987Vertical value; LBLHLM
8.90PEDebies and Rabalais, 1973Vertical value; LLK

De-protonation reactions

C6HF5N- + Hydrogen cation = Benzenamine, 2,3,4,5,6-pentafluoro-

By formula: C6HF5N- + H+ = C6H2F5N

Quantity Value Units Method Reference Comment
Δr348.6 ± 2.1kcal/molG+TSKoppel, Taft, et al., 1994gas phase; B
Quantity Value Units Method Reference Comment
Δr341.3 ± 2.0kcal/molIMREKoppel, Taft, et al., 1994gas phase; B

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics data, Notes

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

Paukov, Lavrent'eva, et al., 1969
Paukov, I.E.; Lavrent'eva, M.N.; Anisimov, M.P., Heat capacity at low temperatrues, phase transitions, entropy and enthalpy of pentafluoroaniline, Zhur. Fiz. Khim., 1969, 43, 2941-2943. [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]

Paukov, Lavrent'eva, et al., 1969, 2
Paukov, I.E.; Lavrent'eva, M.N.; Anisimov, M.P., Heat capacity at low temperatures, phase transition, entropy and enthalpy of pentafluoroaniline, Zh. Fiz. Khim., 1969, 43, 2941-3. [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]

Koppel, Taft, et al., 1994
Koppel, I.A.; Taft, R.W.; Anvia, F.; Zhu, S.Z.; Hu, L.Q.; Sung, K.S.; Desmarteau, D.D.; Yagupolskii, L.M., The Gas-Phase Acidities of Very Strong Neutral Bronsted Acids, J. Am. Chem. Soc., 1994, 116, 7, 3047, https://doi.org/10.1021/ja00086a038 . [all data]

Maier and Turner, 1973
Maier, J.P.; Turner, D.W., Steric inhibition of resonance studied by molecular photoelectron spectroscopy Part 3. Anilines, Phenols and Related Compounds, J. Chem. Soc. Faraday Trans. 2, 1973, 69, 521. [all data]

Debies and Rabalais, 1973
Debies, T.P.; Rabalais, J.W., Photoelectron spectra of substituted benzenes. II. Seven valence electron substituents, J. Electron Spectrosc. Relat. Phenom., 1973, 1, 355. [all data]

Furin, Sultanov, et al., 1987
Furin, G.G.; Sultanov, A.S.; Furlei, I.I., Photoelectronic spectra of fluorine-containing aromatic amines, Dokl. Phys. Chem., 1987, 530. [all data]


Notes

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